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realtek: copy config/files/patches to 5.10
this patch copies the following files from 5.4 to 5.10: - config-5.4 -> config-5.10 - files-5.4/ -> files-5.10/ - patches-5.4/ -> patches-5.10/ Signed-off-by: INAGAKI Hiroshi <musashino.open@gmail.com> [rebase on change in files-5.4] Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
This commit is contained in:
parent
1edc7078d6
commit
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192
target/linux/realtek/config-5.10
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192
target/linux/realtek/config-5.10
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@ -0,0 +1,192 @@
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CONFIG_ARCH_32BIT_OFF_T=y
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CONFIG_ARCH_CLOCKSOURCE_DATA=y
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CONFIG_ARCH_HIBERNATION_POSSIBLE=y
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CONFIG_ARCH_MMAP_RND_BITS_MAX=15
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CONFIG_ARCH_SUSPEND_POSSIBLE=y
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CONFIG_BLK_DEV_RAM=y
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CONFIG_BLK_DEV_RAM_COUNT=16
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CONFIG_BLK_DEV_RAM_SIZE=4096
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CONFIG_CEVT_R4K=y
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CONFIG_CLONE_BACKWARDS=y
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CONFIG_COMPAT_32BIT_TIME=y
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CONFIG_HAVE_CLK=y
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CONFIG_CLKDEV_LOOKUP=y
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CONFIG_COMMON_CLK=y
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CONFIG_COMMON_CLK_BOSTON=y
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CONFIG_CONSOLE_LOGLEVEL_DEFAULT=15
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CONFIG_CPU_BIG_ENDIAN=y
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CONFIG_CPU_GENERIC_DUMP_TLB=y
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CONFIG_CPU_HAS_LOAD_STORE_LR=y
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CONFIG_CPU_HAS_PREFETCH=y
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CONFIG_CPU_HAS_RIXI=y
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CONFIG_CPU_HAS_SYNC=y
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CONFIG_CPU_MIPS32=y
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# CONFIG_CPU_MIPS32_R1 is not set
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CONFIG_CPU_MIPS32_R2=y
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CONFIG_CPU_MIPSR2=y
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CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y
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CONFIG_CPU_R4K_CACHE_TLB=y
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CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
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CONFIG_CPU_SUPPORTS_HIGHMEM=y
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CONFIG_CPU_SUPPORTS_MSA=y
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CONFIG_CRYPTO_HASH=y
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CONFIG_CRYPTO_HASH2=y
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CONFIG_CRYPTO_RNG2=y
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CONFIG_CSRC_R4K=y
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CONFIG_DEBUG_INFO=y
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CONFIG_DEBUG_SECTION_MISMATCH=y
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CONFIG_DMA_NONCOHERENT=y
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CONFIG_DMA_NONCOHERENT_CACHE_SYNC=y
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CONFIG_DTC=y
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CONFIG_EARLY_PRINTK=y
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CONFIG_EARLY_PRINTK_8250=y
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CONFIG_EFI_EARLYCON=y
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CONFIG_ETHERNET_PACKET_MANGLE=y
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CONFIG_EXTRA_FIRMWARE="rtl838x_phy/rtl838x_8214fc.fw rtl838x_phy/rtl838x_8218b.fw rtl838x_phy/rtl838x_8380.fw"
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CONFIG_EXTRA_FIRMWARE_DIR="firmware"
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CONFIG_FIXED_PHY=y
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CONFIG_FONT_8x16=y
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CONFIG_FONT_AUTOSELECT=y
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CONFIG_FONT_SUPPORT=y
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CONFIG_FW_LOADER_PAGED_BUF=y
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CONFIG_GENERIC_ATOMIC64=y
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CONFIG_GENERIC_CLOCKEVENTS=y
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CONFIG_GENERIC_CMOS_UPDATE=y
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CONFIG_GENERIC_CPU_AUTOPROBE=y
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CONFIG_GENERIC_GETTIMEOFDAY=y
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CONFIG_GENERIC_IOMAP=y
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CONFIG_GENERIC_IRQ_CHIP=y
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CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y
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CONFIG_GENERIC_IRQ_SHOW=y
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CONFIG_GENERIC_LIB_ASHLDI3=y
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CONFIG_GENERIC_LIB_ASHRDI3=y
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CONFIG_GENERIC_LIB_CMPDI2=y
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CONFIG_GENERIC_LIB_LSHRDI3=y
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CONFIG_GENERIC_LIB_UCMPDI2=y
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CONFIG_GENERIC_PCI_IOMAP=y
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CONFIG_GENERIC_PHY=y
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CONFIG_GENERIC_PINCONF=y
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CONFIG_GENERIC_PINCTRL_GROUPS=y
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CONFIG_GENERIC_PINMUX_FUNCTIONS=y
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CONFIG_GENERIC_SCHED_CLOCK=y
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CONFIG_GENERIC_SMP_IDLE_THREAD=y
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CONFIG_GENERIC_TIME_VSYSCALL=y
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CONFIG_GPIOLIB=y
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CONFIG_GPIO_RTL8231=y
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CONFIG_GPIO_RTL838X=y
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CONFIG_REALTEK_SOC_PHY=y
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CONFIG_GRO_CELLS=y
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CONFIG_HANDLE_DOMAIN_IRQ=y
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CONFIG_HARDWARE_WATCHPOINTS=y
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CONFIG_HAS_DMA=y
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CONFIG_HAS_IOMEM=y
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CONFIG_HAS_IOPORT_MAP=y
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# CONFIG_HIGH_RES_TIMERS is not set
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CONFIG_HWMON=y
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CONFIG_HZ_PERIODIC=y
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CONFIG_I2C=y
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CONFIG_I2C_ALGOBIT=y
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CONFIG_I2C_BOARDINFO=y
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CONFIG_I2C_GPIO=y
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CONFIG_INITRAMFS_SOURCE=""
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CONFIG_IRQCHIP=y
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CONFIG_IRQ_DOMAIN=y
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CONFIG_IRQ_FORCED_THREADING=y
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CONFIG_IRQ_MIPS_CPU=y
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CONFIG_IRQ_WORK=y
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CONFIG_JFFS2_ZLIB=y
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CONFIG_LEDS_GPIO=y
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CONFIG_LEGACY_PTYS=y
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CONFIG_LEGACY_PTY_COUNT=256
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CONFIG_LIBFDT=y
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CONFIG_LOCK_DEBUGGING_SUPPORT=y
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CONFIG_MARVELL_PHY=y
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CONFIG_MDIO_BUS=y
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CONFIG_MDIO_DEVICE=y
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CONFIG_MDIO_I2C=y
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CONFIG_MEMFD_CREATE=y
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CONFIG_MFD_SYSCON=y
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CONFIG_MIGRATION=y
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CONFIG_MIPS=y
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CONFIG_MIPS_ASID_BITS=8
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CONFIG_MIPS_ASID_SHIFT=0
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CONFIG_MIPS_CBPF_JIT=y
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CONFIG_MIPS_CLOCK_VSYSCALL=y
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# CONFIG_MIPS_CMDLINE_DTB_EXTEND is not set
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# CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER is not set
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CONFIG_MIPS_CMDLINE_FROM_DTB=y
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# CONFIG_MIPS_ELF_APPENDED_DTB is not set
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CONFIG_MIPS_L1_CACHE_SHIFT=5
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# CONFIG_MIPS_NO_APPENDED_DTB is not set
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CONFIG_MIPS_RAW_APPENDED_DTB=y
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CONFIG_MIPS_SPRAM=y
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CONFIG_MODULES_USE_ELF_REL=y
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CONFIG_MTD_CFI_ADV_OPTIONS=y
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CONFIG_MTD_CFI_GEOMETRY=y
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CONFIG_MTD_CMDLINE_PARTS=y
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CONFIG_MTD_JEDECPROBE=y
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CONFIG_MTD_SPI_NOR=y
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CONFIG_MTD_SPLIT_BRNIMAGE_FW=y
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CONFIG_MTD_SPLIT_EVA_FW=y
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CONFIG_MTD_SPLIT_FIRMWARE=y
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CONFIG_MTD_SPLIT_TPLINK_FW=y
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CONFIG_MTD_SPLIT_UIMAGE_FW=y
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CONFIG_NEED_DMA_MAP_STATE=y
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CONFIG_NEED_PER_CPU_KM=y
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CONFIG_NET_DEVLINK=y
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CONFIG_NET_DSA=y
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CONFIG_NET_DSA_RTL83XX=y
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CONFIG_NET_DSA_TAG_TRAILER=y
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CONFIG_NET_RTL838X=y
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CONFIG_NET_SWITCHDEV=y
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CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
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CONFIG_NVMEM=y
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CONFIG_OF=y
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CONFIG_OF_ADDRESS=y
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CONFIG_OF_EARLY_FLATTREE=y
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CONFIG_OF_FLATTREE=y
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CONFIG_OF_GPIO=y
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CONFIG_OF_IRQ=y
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CONFIG_OF_KOBJ=y
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CONFIG_OF_MDIO=y
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CONFIG_OF_NET=y
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CONFIG_PCI_DRIVERS_LEGACY=y
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CONFIG_PERF_USE_VMALLOC=y
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CONFIG_PGTABLE_LEVELS=2
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CONFIG_PHYLIB=y
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CONFIG_PHYLINK=y
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CONFIG_PINCTRL=y
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CONFIG_POWER_RESET=y
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CONFIG_POWER_RESET_SYSCON=y
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CONFIG_PSB6970_PHY=y
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CONFIG_REALTEK_PHY=y
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CONFIG_REGMAP=y
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CONFIG_REGMAP_MMIO=y
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CONFIG_RESET_CONTROLLER=y
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CONFIG_RTL838X=y
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CONFIG_RTL9300_TIMER=y
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CONFIG_SERIAL_MCTRL_GPIO=y
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CONFIG_SERIAL_OF_PLATFORM=y
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CONFIG_SFP=y
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CONFIG_SPI=y
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CONFIG_SPI_MASTER=y
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CONFIG_SPI_MEM=y
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CONFIG_SPI_RTL838X=y
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CONFIG_SRCU=y
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CONFIG_SWAP_IO_SPACE=y
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CONFIG_SWPHY=y
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CONFIG_SYSCTL_EXCEPTION_TRACE=y
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CONFIG_SYS_HAS_CPU_MIPS32_R1=y
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CONFIG_SYS_HAS_CPU_MIPS32_R2=y
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CONFIG_SYS_HAS_EARLY_PRINTK=y
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CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
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CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
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CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y
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CONFIG_SYS_SUPPORTS_MIPS16=y
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CONFIG_TARGET_ISA_REV=2
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CONFIG_TICK_CPU_ACCOUNTING=y
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CONFIG_TINY_SRCU=y
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CONFIG_USE_GENERIC_EARLY_PRINTK_8250=y
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CONFIG_USE_OF=y
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CONFIG_ZLIB_DEFLATE=y
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CONFIG_ZLIB_INFLATE=y
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@ -0,0 +1,34 @@
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/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef RTL838X_IOREMAP_H_
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#define RTL838X_IOREMAP_H_
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static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size)
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{
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return phys_addr;
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}
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static inline int is_rtl838x_internal_registers(phys_addr_t offset)
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{
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/* IO-Block */
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if (offset >= 0xb8000000 && offset < 0xb9000000)
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return 1;
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/* Switch block */
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if (offset >= 0xbb000000 && offset < 0xbc000000)
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return 1;
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return 0;
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}
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static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size,
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unsigned long flags)
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{
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if (is_rtl838x_internal_registers(offset))
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return (void __iomem *)offset;
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return NULL;
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}
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static inline int plat_iounmap(const volatile void __iomem *addr)
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{
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return is_rtl838x_internal_registers((unsigned long)addr);
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}
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#endif
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@ -0,0 +1,93 @@
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// SPDX-License-Identifier: GPL-2.0-only
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#ifndef _RTL83XX_IRQ_H_
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#define _RTL83XX_IRQ_H_
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#define NR_IRQS 32
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#include_next <irq.h>
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/* Global Interrupt Mask Register */
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#define RTL83XX_ICTL_GIMR 0x00
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/* Global Interrupt Status Register */
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#define RTL83XX_ICTL_GISR 0x04
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#define RTL83XX_IRQ_CPU_BASE 0
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#define RTL83XX_IRQ_CPU_NUM 8
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#define RTL83XX_IRQ_ICTL_BASE (RTL83XX_IRQ_CPU_BASE + RTL83XX_IRQ_CPU_NUM)
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#define RTL83XX_IRQ_ICTL_NUM 32
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/* Cascaded interrupts */
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#define RTL83XX_ICTL1_IRQ (RTL83XX_IRQ_CPU_BASE + 2)
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#define RTL83XX_ICTL2_IRQ (RTL83XX_IRQ_CPU_BASE + 3)
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#define RTL83XX_ICTL3_IRQ (RTL83XX_IRQ_CPU_BASE + 4)
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#define RTL83XX_ICTL4_IRQ (RTL83XX_IRQ_CPU_BASE + 5)
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#define RTL83XX_ICTL5_IRQ (RTL83XX_IRQ_CPU_BASE + 6)
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/* Interrupt routing register */
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#define RTL83XX_IRR0 0x08
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#define RTL83XX_IRR1 0x0c
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#define RTL83XX_IRR2 0x10
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#define RTL83XX_IRR3 0x14
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/* Cascade map */
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#define UART0_CASCADE 2
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#define UART1_CASCADE 1
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#define TC0_CASCADE 5
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#define TC1_CASCADE 1
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#define TC2_CASCADE 1
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#define TC3_CASCADE 1
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#define TC4_CASCADE 1
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#define OCPTO_CASCADE 1
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#define HLXTO_CASCADE 1
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#define SLXTO_CASCADE 1
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#define NIC_CASCADE 4
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#define GPIO_ABCD_CASCADE 4
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#define GPIO_EFGH_CASCADE 4
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#define RTC_CASCADE 4
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#define SWCORE_CASCADE 3
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#define WDT_IP1_CASCADE 4
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#define WDT_IP2_CASCADE 5
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#define USB_H2_CASCADE 1
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/* Pack cascade map into interrupt routing registers */
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#define RTL83XX_IRR0_SETTING (\
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(UART0_CASCADE << 28) | \
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(UART1_CASCADE << 24) | \
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(TC0_CASCADE << 20) | \
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(TC1_CASCADE << 16) | \
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(OCPTO_CASCADE << 12) | \
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(HLXTO_CASCADE << 8) | \
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(SLXTO_CASCADE << 4) | \
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(NIC_CASCADE << 0))
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#define RTL83XX_IRR1_SETTING (\
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(GPIO_ABCD_CASCADE << 28) | \
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(GPIO_EFGH_CASCADE << 24) | \
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(RTC_CASCADE << 20) | \
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(SWCORE_CASCADE << 16))
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#define RTL83XX_IRR2_SETTING 0
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#define RTL83XX_IRR3_SETTING 0
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/* On the RTL8390 there is no GPIO_EFGH and RTC IRQ */
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#define RTL8390_IRR1_SETTING (\
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(GPIO_ABCD_CASCADE << 28) | \
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(SWCORE_CASCADE << 16))
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/* The RTL9300 has a different external IRQ numbering scheme */
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#define RTL9300_IRR0_SETTING (\
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(UART1_CASCADE << 28) | \
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(UART0_CASCADE << 24) | \
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(USB_H2_CASCADE << 16) | \
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(NIC_CASCADE << 0))
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#define RTL9300_IRR1_SETTING (\
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(SWCORE_CASCADE << 28))
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#define RTL9300_IRR2_SETTING (\
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(GPIO_ABCD_CASCADE << 20) | \
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(TC4_CASCADE << 12) | \
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(TC3_CASCADE << 8) | \
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(TC2_CASCADE << 4) | \
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(TC1_CASCADE << 0))
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#define RTL9300_IRR3_SETTING (\
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(TC0_CASCADE << 28) | \
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(WDT_IP1_CASCADE << 20))
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#endif /* _RTL83XX_IRQ_H_ */
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@ -0,0 +1,418 @@
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2006-2012 Tony Wu (tonywu@realtek.com)
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* Copyright (C) 2020 B. Koblitz
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*/
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#ifndef _MACH_RTL838X_H_
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#define _MACH_RTL838X_H_
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#include <asm/types.h>
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/*
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* Register access macros
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*/
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#define RTL838X_SW_BASE ((volatile void *) 0xBB000000)
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#define rtl83xx_r32(reg) readl(reg)
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#define rtl83xx_w32(val, reg) writel(val, reg)
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#define rtl83xx_w32_mask(clear, set, reg) rtl83xx_w32((rtl83xx_r32(reg) & ~(clear)) | (set), reg)
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#define rtl83xx_r8(reg) readb(reg)
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#define rtl83xx_w8(val, reg) writeb(val, reg)
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#define sw_r32(reg) readl(RTL838X_SW_BASE + reg)
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#define sw_w32(val, reg) writel(val, RTL838X_SW_BASE + reg)
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#define sw_w32_mask(clear, set, reg) \
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sw_w32((sw_r32(reg) & ~(clear)) | (set), reg)
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#define sw_r64(reg) ((((u64)readl(RTL838X_SW_BASE + reg)) << 32) | \
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readl(RTL838X_SW_BASE + reg + 4))
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#define sw_w64(val, reg) do { \
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writel((u32)((val) >> 32), RTL838X_SW_BASE + reg); \
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writel((u32)((val) & 0xffffffff), \
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RTL838X_SW_BASE + reg + 4); \
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} while (0)
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/*
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* SPRAM
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*/
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#define RTL838X_ISPRAM_BASE 0x0
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#define RTL838X_DSPRAM_BASE 0x0
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/*
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* IRQ Controller
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*/
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#define RTL838X_IRQ_CPU_BASE 0
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#define RTL838X_IRQ_CPU_NUM 8
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#define RTL838X_IRQ_ICTL_BASE (RTL838X_IRQ_CPU_BASE + RTL838X_IRQ_CPU_NUM)
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#define RTL838X_IRQ_ICTL_NUM 32
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#define RTL83XX_IRQ_UART0 31
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#define RTL83XX_IRQ_UART1 30
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#define RTL83XX_IRQ_TC0 29
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#define RTL83XX_IRQ_TC1 28
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#define RTL83XX_IRQ_OCPTO 27
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#define RTL83XX_IRQ_HLXTO 26
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#define RTL83XX_IRQ_SLXTO 25
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#define RTL83XX_IRQ_NIC 24
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#define RTL83XX_IRQ_GPIO_ABCD 23
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#define RTL83XX_IRQ_GPIO_EFGH 22
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#define RTL83XX_IRQ_RTC 21
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#define RTL83XX_IRQ_SWCORE 20
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#define RTL83XX_IRQ_WDT_IP1 19
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#define RTL83XX_IRQ_WDT_IP2 18
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#define RTL9300_UART1_IRQ 31
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#define RTL9300_UART0_IRQ 30
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#define RTL9300_USB_H2_IRQ 28
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#define RTL9300_NIC_IRQ 24
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#define RTL9300_SWCORE_IRQ 23
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#define RTL9300_GPIO_ABC_IRQ 13
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#define RTL9300_TC4_IRQ 11
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#define RTL9300_TC3_IRQ 10
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#define RTL9300_TC2_IRQ 9
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#define RTL9300_TC1_IRQ 8
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#define RTL9300_TC0_IRQ 7
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/*
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* MIPS32R2 counter
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*/
|
||||
#define RTL838X_COMPARE_IRQ (RTL838X_IRQ_CPU_BASE + 7)
|
||||
|
||||
/*
|
||||
* ICTL
|
||||
* Base address 0xb8003000UL
|
||||
*/
|
||||
#define RTL838X_ICTL1_IRQ (RTL838X_IRQ_CPU_BASE + 2)
|
||||
#define RTL838X_ICTL2_IRQ (RTL838X_IRQ_CPU_BASE + 3)
|
||||
#define RTL838X_ICTL3_IRQ (RTL838X_IRQ_CPU_BASE + 4)
|
||||
#define RTL838X_ICTL4_IRQ (RTL838X_IRQ_CPU_BASE + 5)
|
||||
#define RTL838X_ICTL5_IRQ (RTL838X_IRQ_CPU_BASE + 6)
|
||||
|
||||
#define GIMR (0x00)
|
||||
#define UART0_IE (1 << 31)
|
||||
#define UART1_IE (1 << 30)
|
||||
#define TC0_IE (1 << 29)
|
||||
#define TC1_IE (1 << 28)
|
||||
#define OCPTO_IE (1 << 27)
|
||||
#define HLXTO_IE (1 << 26)
|
||||
#define SLXTO_IE (1 << 25)
|
||||
#define NIC_IE (1 << 24)
|
||||
#define GPIO_ABCD_IE (1 << 23)
|
||||
#define GPIO_EFGH_IE (1 << 22)
|
||||
#define RTC_IE (1 << 21)
|
||||
#define WDT_IP1_IE (1 << 19)
|
||||
#define WDT_IP2_IE (1 << 18)
|
||||
|
||||
#define GISR (0x04)
|
||||
#define UART0_IP (1 << 31)
|
||||
#define UART1_IP (1 << 30)
|
||||
#define TC0_IP (1 << 29)
|
||||
#define TC1_IP (1 << 28)
|
||||
#define OCPTO_IP (1 << 27)
|
||||
#define HLXTO_IP (1 << 26)
|
||||
#define SLXTO_IP (1 << 25)
|
||||
#define NIC_IP (1 << 24)
|
||||
#define GPIO_ABCD_IP (1 << 23)
|
||||
#define GPIO_EFGH_IP (1 << 22)
|
||||
#define RTC_IP (1 << 21)
|
||||
#define WDT_IP1_IP (1 << 19)
|
||||
#define WDT_IP2_IP (1 << 18)
|
||||
|
||||
|
||||
/* Interrupt Routing Selection */
|
||||
#define UART0_RS 2
|
||||
#define UART1_RS 1
|
||||
#define TC0_RS 5
|
||||
#define TC1_RS 1
|
||||
#define OCPTO_RS 1
|
||||
#define HLXTO_RS 1
|
||||
#define SLXTO_RS 1
|
||||
#define NIC_RS 4
|
||||
#define GPIO_ABCD_RS 4
|
||||
#define GPIO_EFGH_RS 4
|
||||
#define RTC_RS 4
|
||||
#define SWCORE_RS 3
|
||||
#define WDT_IP1_RS 4
|
||||
#define WDT_IP2_RS 5
|
||||
|
||||
/* Interrupt IRQ Assignments */
|
||||
#define UART0_IRQ 31
|
||||
#define UART1_IRQ 30
|
||||
#define TC0_IRQ 29
|
||||
#define TC1_IRQ 28
|
||||
#define OCPTO_IRQ 27
|
||||
#define HLXTO_IRQ 26
|
||||
#define SLXTO_IRQ 25
|
||||
#define NIC_IRQ 24
|
||||
#define GPIO_ABCD_IRQ 23
|
||||
#define GPIO_EFGH_IRQ 22
|
||||
#define RTC_IRQ 21
|
||||
#define SWCORE_IRQ 20
|
||||
#define WDT_IP1_IRQ 19
|
||||
#define WDT_IP2_IRQ 18
|
||||
|
||||
#define SYSTEM_FREQ 200000000
|
||||
#define RTL838X_UART0_BASE ((volatile void *)(0xb8002000UL))
|
||||
#define RTL838X_UART0_BAUD 38400 /* ex. 19200 or 38400 or 57600 or 115200 */
|
||||
#define RTL838X_UART0_FREQ (SYSTEM_FREQ - RTL838X_UART0_BAUD * 24)
|
||||
#define RTL838X_UART0_MAPBASE 0x18002000UL
|
||||
#define RTL838X_UART0_MAPSIZE 0x100
|
||||
#define RTL838X_UART0_IRQ UART0_IRQ
|
||||
|
||||
#define RTL838X_UART1_BASE ((volatile void *)(0xb8002100UL))
|
||||
#define RTL838X_UART1_BAUD 38400 /* ex. 19200 or 38400 or 57600 or 115200 */
|
||||
#define RTL838X_UART1_FREQ (SYSTEM_FREQ - RTL838X_UART1_BAUD * 24)
|
||||
#define RTL838X_UART1_MAPBASE 0x18002100UL
|
||||
#define RTL838X_UART1_MAPSIZE 0x100
|
||||
#define RTL838X_UART1_IRQ UART1_IRQ
|
||||
|
||||
#define UART0_RBR (RTL838X_UART0_BASE + 0x000)
|
||||
#define UART0_THR (RTL838X_UART0_BASE + 0x000)
|
||||
#define UART0_DLL (RTL838X_UART0_BASE + 0x000)
|
||||
#define UART0_IER (RTL838X_UART0_BASE + 0x004)
|
||||
#define UART0_DLM (RTL838X_UART0_BASE + 0x004)
|
||||
#define UART0_IIR (RTL838X_UART0_BASE + 0x008)
|
||||
#define UART0_FCR (RTL838X_UART0_BASE + 0x008)
|
||||
#define UART0_LCR (RTL838X_UART0_BASE + 0x00C)
|
||||
#define UART0_MCR (RTL838X_UART0_BASE + 0x010)
|
||||
#define UART0_LSR (RTL838X_UART0_BASE + 0x014)
|
||||
|
||||
#define UART1_RBR (RTL838X_UART1_BASE + 0x000)
|
||||
#define UART1_THR (RTL838X_UART1_BASE + 0x000)
|
||||
#define UART1_DLL (RTL838X_UART1_BASE + 0x000)
|
||||
#define UART1_IER (RTL838X_UART1_BASE + 0x004)
|
||||
#define UART1_DLM (RTL838X_UART1_BASE + 0x004)
|
||||
#define UART1_IIR (RTL838X_UART1_BASE + 0x008)
|
||||
#define UART1_FCR (RTL838X_UART1_BASE + 0x008)
|
||||
#define UART1_LCR (RTL838X_UART1_BASE + 0x00C)
|
||||
#define UART1_MCR (RTL838X_UART1_BASE + 0x010)
|
||||
#define UART1_LSR (RTL838X_UART1_BASE + 0x014)
|
||||
|
||||
/*
|
||||
* Memory Controller
|
||||
*/
|
||||
#define MC_MCR 0xB8001000
|
||||
#define MC_MCR_VAL 0x00000000
|
||||
|
||||
#define MC_DCR 0xB8001004
|
||||
#define MC_DCR0_VAL 0x54480000
|
||||
|
||||
#define MC_DTCR 0xB8001008
|
||||
#define MC_DTCR_VAL 0xFFFF05C0
|
||||
|
||||
/*
|
||||
* GPIO
|
||||
*/
|
||||
#define GPIO_CTRL_REG_BASE ((volatile void *) 0xb8003500)
|
||||
#define RTL838X_GPIO_PABC_CNR (GPIO_CTRL_REG_BASE + 0x0)
|
||||
#define RTL838X_GPIO_PABC_TYPE (GPIO_CTRL_REG_BASE + 0x04)
|
||||
#define RTL838X_GPIO_PABC_DIR (GPIO_CTRL_REG_BASE + 0x8)
|
||||
#define RTL838X_GPIO_PABC_DATA (GPIO_CTRL_REG_BASE + 0xc)
|
||||
#define RTL838X_GPIO_PABC_ISR (GPIO_CTRL_REG_BASE + 0x10)
|
||||
#define RTL838X_GPIO_PAB_IMR (GPIO_CTRL_REG_BASE + 0x14)
|
||||
#define RTL838X_GPIO_PC_IMR (GPIO_CTRL_REG_BASE + 0x18)
|
||||
|
||||
#define RTL838X_MODEL_NAME_INFO (0x00D4)
|
||||
#define RTL839X_MODEL_NAME_INFO (0x0FF0)
|
||||
#define RTL93XX_MODEL_NAME_INFO (0x0004)
|
||||
|
||||
#define RTL838X_LED_GLB_CTRL (0xA000)
|
||||
#define RTL839X_LED_GLB_CTRL (0x00E4)
|
||||
#define RTL9302_LED_GLB_CTRL (0xcc00)
|
||||
#define RTL930X_LED_GLB_CTRL (0xC400)
|
||||
#define RTL931X_LED_GLB_CTRL (0x0600)
|
||||
|
||||
#define RTL838X_EXT_GPIO_DIR (0xA08C)
|
||||
#define RTL839X_EXT_GPIO_DIR (0x0214)
|
||||
#define RTL838X_EXT_GPIO_DATA (0xA094)
|
||||
#define RTL839X_EXT_GPIO_DATA (0x021c)
|
||||
#define RTL838X_EXT_GPIO_INDRT_ACCESS (0xA09C)
|
||||
#define RTL839X_EXT_GPIO_INDRT_ACCESS (0x0224)
|
||||
#define RTL838X_EXTRA_GPIO_CTRL (0xA0E0)
|
||||
#define RTL838X_DMY_REG5 (0x0144)
|
||||
#define RTL838X_EXTRA_GPIO_CTRL (0xA0E0)
|
||||
|
||||
#define RTL838X_GMII_INTF_SEL (0x1000)
|
||||
#define RTL838X_IO_DRIVING_ABILITY_CTRL (0x1010)
|
||||
|
||||
#define RTL838X_GPIO_A7 31
|
||||
#define RTL838X_GPIO_A6 30
|
||||
#define RTL838X_GPIO_A5 29
|
||||
#define RTL838X_GPIO_A4 28
|
||||
#define RTL838X_GPIO_A3 27
|
||||
#define RTL838X_GPIO_A2 26
|
||||
#define RTL838X_GPIO_A1 25
|
||||
#define RTL838X_GPIO_A0 24
|
||||
#define RTL838X_GPIO_B7 23
|
||||
#define RTL838X_GPIO_B6 22
|
||||
#define RTL838X_GPIO_B5 21
|
||||
#define RTL838X_GPIO_B4 20
|
||||
#define RTL838X_GPIO_B3 19
|
||||
#define RTL838X_GPIO_B2 18
|
||||
#define RTL838X_GPIO_B1 17
|
||||
#define RTL838X_GPIO_B0 16
|
||||
#define RTL838X_GPIO_C7 15
|
||||
#define RTL838X_GPIO_C6 14
|
||||
#define RTL838X_GPIO_C5 13
|
||||
#define RTL838X_GPIO_C4 12
|
||||
#define RTL838X_GPIO_C3 11
|
||||
#define RTL838X_GPIO_C2 10
|
||||
#define RTL838X_GPIO_C1 9
|
||||
#define RTL838X_GPIO_C0 8
|
||||
|
||||
#define RTL838X_INT_RW_CTRL (0x0058)
|
||||
#define RTL838X_EXT_VERSION (0x00D0)
|
||||
#define RTL838X_PLL_CML_CTRL (0x0FF8)
|
||||
#define RTL838X_STRAP_DBG (0x100C)
|
||||
|
||||
/*
|
||||
* Reset
|
||||
*/
|
||||
#define RGCR (0x1E70)
|
||||
#define RTL838X_RST_GLB_CTRL_0 (0x003c)
|
||||
#define RTL838X_RST_GLB_CTRL_1 (0x0040)
|
||||
#define RTL839X_RST_GLB_CTRL (0x0014)
|
||||
#define RTL930X_RST_GLB_CTRL_0 (0x000c)
|
||||
#define RTL931X_RST_GLB_CTRL (0x0400)
|
||||
|
||||
/* LED control by switch */
|
||||
#define RTL838X_LED_MODE_SEL (0x1004)
|
||||
#define RTL838X_LED_MODE_CTRL (0xA004)
|
||||
#define RTL838X_LED_P_EN_CTRL (0xA008)
|
||||
|
||||
/* LED control by software */
|
||||
#define RTL838X_LED_SW_CTRL (0x0128)
|
||||
#define RTL839X_LED_SW_CTRL (0xA00C)
|
||||
#define RTL838X_LED_SW_P_EN_CTRL (0xA010)
|
||||
#define RTL839X_LED_SW_P_EN_CTRL (0x012C)
|
||||
#define RTL838X_LED0_SW_P_EN_CTRL (0xA010)
|
||||
#define RTL839X_LED0_SW_P_EN_CTRL (0x012C)
|
||||
#define RTL838X_LED1_SW_P_EN_CTRL (0xA014)
|
||||
#define RTL839X_LED1_SW_P_EN_CTRL (0x0130)
|
||||
#define RTL838X_LED2_SW_P_EN_CTRL (0xA018)
|
||||
#define RTL839X_LED2_SW_P_EN_CTRL (0x0134)
|
||||
#define RTL838X_LED_SW_P_CTRL (0xA01C)
|
||||
#define RTL839X_LED_SW_P_CTRL (0x0144)
|
||||
|
||||
#define RTL839X_MAC_EFUSE_CTRL (0x02ac)
|
||||
|
||||
/*
|
||||
* MDIO via Realtek's SMI interface
|
||||
*/
|
||||
#define RTL838X_SMI_GLB_CTRL (0xa100)
|
||||
#define RTL838X_SMI_ACCESS_PHY_CTRL_0 (0xa1b8)
|
||||
#define RTL838X_SMI_ACCESS_PHY_CTRL_1 (0xa1bc)
|
||||
#define RTL838X_SMI_ACCESS_PHY_CTRL_2 (0xa1c0)
|
||||
#define RTL838X_SMI_ACCESS_PHY_CTRL_3 (0xa1c4)
|
||||
#define RTL838X_SMI_PORT0_5_ADDR_CTRL (0xa1c8)
|
||||
#define RTL838X_SMI_POLL_CTRL (0xa17c)
|
||||
|
||||
#define RTL839X_SMI_GLB_CTRL (0x03f8)
|
||||
#define RTL839X_SMI_PORT_POLLING_CTRL (0x03fc)
|
||||
#define RTL839X_PHYREG_ACCESS_CTRL (0x03DC)
|
||||
#define RTL839X_PHYREG_CTRL (0x03E0)
|
||||
#define RTL839X_PHYREG_PORT_CTRL (0x03E4)
|
||||
#define RTL839X_PHYREG_DATA_CTRL (0x03F0)
|
||||
#define RTL839X_PHYREG_MMD_CTRL (0x3F4)
|
||||
|
||||
#define RTL930X_SMI_GLB_CTRL (0xCA00)
|
||||
#define RTL930X_SMI_POLL_CTRL (0xca90)
|
||||
#define RTL930X_SMI_PORT0_15_POLLING_SEL (0xCA08)
|
||||
#define RTL930X_SMI_PORT16_27_POLLING_SEL (0xCA0C)
|
||||
#define RTL930X_SMI_PORT0_5_ADDR (0xCB80)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_0 (0xCB70)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_1 (0xCB74)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_2 (0xCB78)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_3 (0xCB7C)
|
||||
|
||||
#define RTL931X_SMI_GLB_CTRL1 (0x0CBC)
|
||||
#define RTL931X_SMI_GLB_CTRL0 (0x0CC0)
|
||||
#define RTL931X_SMI_PORT_POLLING_CTRL (0x0CCC)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_0 (0x0C00)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_1 (0x0C04)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_2 (0x0C08)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_3 (0x0C10)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_BC_PHYID_CTRL (0x0C14)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_MMD_CTRL (0xC18)
|
||||
|
||||
#define RTL930X_SMI_GLB_CTRL (0xCA00)
|
||||
#define RTL930X_SMI_POLL_CTRL (0xca90)
|
||||
#define RTL930X_SMI_PORT0_15_POLLING_SEL (0xCA08)
|
||||
#define RTL930X_SMI_PORT16_27_POLLING_SEL (0xCA0C)
|
||||
#define RTL930X_SMI_PORT0_5_ADDR (0xCB80)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_0 (0xCB70)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_1 (0xCB74)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_2 (0xCB78)
|
||||
#define RTL930X_SMI_ACCESS_PHY_CTRL_3 (0xCB7C)
|
||||
|
||||
#define RTL931X_SMI_GLB_CTRL1 (0x0CBC)
|
||||
#define RTL931X_SMI_GLB_CTRL0 (0x0CC0)
|
||||
#define RTL931X_SMI_PORT_POLLING_CTRL (0x0CCC)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_0 (0x0C00)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_1 (0x0C04)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_2 (0x0C08)
|
||||
#define RTL931X_SMI_INDRT_ACCESS_CTRL_3 (0x0C10)
|
||||
|
||||
/*
|
||||
* Switch interrupts
|
||||
*/
|
||||
#define RTL838X_IMR_GLB (0x1100)
|
||||
#define RTL838X_IMR_PORT_LINK_STS_CHG (0x1104)
|
||||
#define RTL838X_ISR_GLB_SRC (0x1148)
|
||||
#define RTL838X_ISR_PORT_LINK_STS_CHG (0x114C)
|
||||
|
||||
#define RTL839X_IMR_GLB (0x0064)
|
||||
#define RTL839X_IMR_PORT_LINK_STS_CHG (0x0068)
|
||||
#define RTL839X_ISR_GLB_SRC (0x009c)
|
||||
#define RTL839X_ISR_PORT_LINK_STS_CHG (0x00a0)
|
||||
|
||||
#define RTL930X_IMR_GLB (0xC628)
|
||||
#define RTL930X_IMR_PORT_LINK_STS_CHG (0xC62C)
|
||||
#define RTL930X_ISR_GLB (0xC658)
|
||||
#define RTL930X_ISR_PORT_LINK_STS_CHG (0xC660)
|
||||
|
||||
// IMR_GLB does not exit on RTL931X
|
||||
#define RTL931X_IMR_PORT_LINK_STS_CHG (0x126C)
|
||||
#define RTL931X_ISR_GLB_SRC (0x12B4)
|
||||
#define RTL931X_ISR_PORT_LINK_STS_CHG (0x12B8)
|
||||
|
||||
/* Definition of family IDs */
|
||||
#define RTL8389_FAMILY_ID (0x8389)
|
||||
#define RTL8328_FAMILY_ID (0x8328)
|
||||
#define RTL8390_FAMILY_ID (0x8390)
|
||||
#define RTL8350_FAMILY_ID (0x8350)
|
||||
#define RTL8380_FAMILY_ID (0x8380)
|
||||
#define RTL8330_FAMILY_ID (0x8330)
|
||||
#define RTL9300_FAMILY_ID (0x9300)
|
||||
#define RTL9310_FAMILY_ID (0x9310)
|
||||
|
||||
/* Basic SoC Features */
|
||||
#define RTL838X_CPU_PORT 28
|
||||
#define RTL839X_CPU_PORT 52
|
||||
#define RTL930X_CPU_PORT 28
|
||||
#define RTL931X_CPU_PORT 56
|
||||
|
||||
struct rtl83xx_soc_info {
|
||||
unsigned char *name;
|
||||
unsigned int id;
|
||||
unsigned int family;
|
||||
unsigned char *compatible;
|
||||
volatile void *sw_base;
|
||||
volatile void *icu_base;
|
||||
int cpu_port;
|
||||
};
|
||||
|
||||
/* rtl83xx-related functions used across subsystems */
|
||||
int rtl838x_smi_wait_op(int timeout);
|
||||
int rtl838x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl838x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl839x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl839x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl930x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl930x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl931x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl931x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
|
||||
#endif /* _MACH_RTL838X_H_ */
|
@ -0,0 +1,5 @@
|
||||
#
|
||||
# Makefile for the rtl838x specific parts of the kernel
|
||||
#
|
||||
|
||||
obj-y := setup.o prom.o irq.o
|
@ -0,0 +1,6 @@
|
||||
#
|
||||
# Realtek RTL838x SoCs
|
||||
#
|
||||
platform-$(CONFIG_RTL838X) += rtl838x/
|
||||
cflags-$(CONFIG_RTL838X) += -I$(srctree)/arch/mips/include/asm/mach-rtl838x/
|
||||
load-$(CONFIG_RTL838X) += 0xffffffff80000000
|
226
target/linux/realtek/files-5.10/arch/mips/rtl838x/irq.c
Normal file
226
target/linux/realtek/files-5.10/arch/mips/rtl838x/irq.c
Normal file
@ -0,0 +1,226 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
/*
|
||||
* Realtek RTL83XX architecture specific IRQ handling
|
||||
*
|
||||
* based on the original BSP
|
||||
* Copyright (C) 2006-2012 Tony Wu (tonywu@realtek.com)
|
||||
* Copyright (C) 2020 B. Koblitz
|
||||
* Copyright (C) 2020 Bert Vermeulen <bert@biot.com>
|
||||
* Copyright (C) 2020 John Crispin <john@phrozen.org>
|
||||
*/
|
||||
|
||||
#include <linux/irqchip.h>
|
||||
#include <linux/spinlock.h>
|
||||
#include <linux/of_address.h>
|
||||
#include <asm/irq_cpu.h>
|
||||
#include <linux/of_irq.h>
|
||||
#include <asm/cevt-r4k.h>
|
||||
|
||||
#include <mach-rtl83xx.h>
|
||||
#include "irq.h"
|
||||
|
||||
#define REALTEK_CPU_IRQ_SHARED0 (MIPS_CPU_IRQ_BASE + 2)
|
||||
#define REALTEK_CPU_IRQ_UART (MIPS_CPU_IRQ_BASE + 3)
|
||||
#define REALTEK_CPU_IRQ_SWITCH (MIPS_CPU_IRQ_BASE + 4)
|
||||
#define REALTEK_CPU_IRQ_SHARED1 (MIPS_CPU_IRQ_BASE + 5)
|
||||
#define REALTEK_CPU_IRQ_EXTERNAL (MIPS_CPU_IRQ_BASE + 6)
|
||||
#define REALTEK_CPU_IRQ_COUNTER (MIPS_CPU_IRQ_BASE + 7)
|
||||
|
||||
#define REG(x) (rtl83xx_ictl_base + x)
|
||||
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
static DEFINE_RAW_SPINLOCK(irq_lock);
|
||||
static void __iomem *rtl83xx_ictl_base;
|
||||
|
||||
static void rtl83xx_ictl_enable_irq(struct irq_data *i)
|
||||
{
|
||||
unsigned long flags;
|
||||
u32 value;
|
||||
|
||||
raw_spin_lock_irqsave(&irq_lock, flags);
|
||||
|
||||
value = rtl83xx_r32(REG(RTL83XX_ICTL_GIMR));
|
||||
value |= BIT(i->hwirq);
|
||||
rtl83xx_w32(value, REG(RTL83XX_ICTL_GIMR));
|
||||
|
||||
raw_spin_unlock_irqrestore(&irq_lock, flags);
|
||||
}
|
||||
|
||||
static void rtl83xx_ictl_disable_irq(struct irq_data *i)
|
||||
{
|
||||
unsigned long flags;
|
||||
u32 value;
|
||||
|
||||
raw_spin_lock_irqsave(&irq_lock, flags);
|
||||
|
||||
value = rtl83xx_r32(REG(RTL83XX_ICTL_GIMR));
|
||||
value &= ~BIT(i->hwirq);
|
||||
rtl83xx_w32(value, REG(RTL83XX_ICTL_GIMR));
|
||||
|
||||
raw_spin_unlock_irqrestore(&irq_lock, flags);
|
||||
}
|
||||
|
||||
static struct irq_chip rtl83xx_ictl_irq = {
|
||||
.name = "RTL83xx",
|
||||
.irq_enable = rtl83xx_ictl_enable_irq,
|
||||
.irq_disable = rtl83xx_ictl_disable_irq,
|
||||
.irq_ack = rtl83xx_ictl_disable_irq,
|
||||
.irq_mask = rtl83xx_ictl_disable_irq,
|
||||
.irq_unmask = rtl83xx_ictl_enable_irq,
|
||||
.irq_eoi = rtl83xx_ictl_enable_irq,
|
||||
};
|
||||
|
||||
static int intc_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw)
|
||||
{
|
||||
irq_set_chip_and_handler(hw, &rtl83xx_ictl_irq, handle_level_irq);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct irq_domain_ops irq_domain_ops = {
|
||||
.map = intc_map,
|
||||
.xlate = irq_domain_xlate_onecell,
|
||||
};
|
||||
|
||||
static void rtl838x_irq_dispatch(struct irq_desc *desc)
|
||||
{
|
||||
unsigned int pending = rtl83xx_r32(REG(RTL83XX_ICTL_GIMR)) &
|
||||
rtl83xx_r32(REG(RTL83XX_ICTL_GISR));
|
||||
|
||||
if (pending) {
|
||||
struct irq_domain *domain = irq_desc_get_handler_data(desc);
|
||||
generic_handle_irq(irq_find_mapping(domain, __ffs(pending)));
|
||||
} else {
|
||||
spurious_interrupt();
|
||||
}
|
||||
}
|
||||
|
||||
asmlinkage void plat_rtl83xx_irq_dispatch(void)
|
||||
{
|
||||
unsigned int pending;
|
||||
|
||||
pending = read_c0_cause() & read_c0_status() & ST0_IM;
|
||||
|
||||
if (pending & CAUSEF_IP7)
|
||||
do_IRQ(REALTEK_CPU_IRQ_COUNTER);
|
||||
|
||||
else if (pending & CAUSEF_IP6)
|
||||
do_IRQ(REALTEK_CPU_IRQ_EXTERNAL);
|
||||
|
||||
else if (pending & CAUSEF_IP5)
|
||||
do_IRQ(REALTEK_CPU_IRQ_SHARED1);
|
||||
|
||||
else if (pending & CAUSEF_IP4)
|
||||
do_IRQ(REALTEK_CPU_IRQ_SWITCH);
|
||||
|
||||
else if (pending & CAUSEF_IP3)
|
||||
do_IRQ(REALTEK_CPU_IRQ_UART);
|
||||
|
||||
else if (pending & CAUSEF_IP2)
|
||||
do_IRQ(REALTEK_CPU_IRQ_SHARED0);
|
||||
|
||||
else
|
||||
spurious_interrupt();
|
||||
}
|
||||
|
||||
static int icu_setup_domain(struct device_node *node)
|
||||
{
|
||||
struct irq_domain *domain;
|
||||
|
||||
domain = irq_domain_add_simple(node, 32, 0,
|
||||
&irq_domain_ops, NULL);
|
||||
irq_set_chained_handler_and_data(2, rtl838x_irq_dispatch, domain);
|
||||
irq_set_chained_handler_and_data(3, rtl838x_irq_dispatch, domain);
|
||||
irq_set_chained_handler_and_data(4, rtl838x_irq_dispatch, domain);
|
||||
irq_set_chained_handler_and_data(5, rtl838x_irq_dispatch, domain);
|
||||
|
||||
rtl83xx_ictl_base = of_iomap(node, 0);
|
||||
if (!rtl83xx_ictl_base)
|
||||
return -EINVAL;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __init rtl8380_icu_of_init(struct device_node *node, struct device_node *parent)
|
||||
{
|
||||
if (icu_setup_domain(node))
|
||||
return;
|
||||
|
||||
/* Disable all cascaded interrupts */
|
||||
rtl83xx_w32(0, REG(RTL83XX_ICTL_GIMR));
|
||||
|
||||
/* Set up interrupt routing */
|
||||
rtl83xx_w32(RTL83XX_IRR0_SETTING, REG(RTL83XX_IRR0));
|
||||
rtl83xx_w32(RTL83XX_IRR1_SETTING, REG(RTL83XX_IRR1));
|
||||
rtl83xx_w32(RTL83XX_IRR2_SETTING, REG(RTL83XX_IRR2));
|
||||
rtl83xx_w32(RTL83XX_IRR3_SETTING, REG(RTL83XX_IRR3));
|
||||
|
||||
/* Clear timer interrupt */
|
||||
write_c0_compare(0);
|
||||
|
||||
/* Enable all CPU interrupts */
|
||||
write_c0_status(read_c0_status() | ST0_IM);
|
||||
|
||||
/* Enable timer0 and uart0 interrupts */
|
||||
rtl83xx_w32(BIT(RTL83XX_IRQ_TC0) | BIT(RTL83XX_IRQ_UART0), REG(RTL83XX_ICTL_GIMR));
|
||||
}
|
||||
|
||||
static void __init rtl8390_icu_of_init(struct device_node *node, struct device_node *parent)
|
||||
{
|
||||
if (icu_setup_domain(node))
|
||||
return;
|
||||
|
||||
/* Disable all cascaded interrupts */
|
||||
rtl83xx_w32(0, REG(RTL83XX_ICTL_GIMR));
|
||||
|
||||
/* Set up interrupt routing */
|
||||
rtl83xx_w32(RTL83XX_IRR0_SETTING, REG(RTL83XX_IRR0));
|
||||
rtl83xx_w32(RTL8390_IRR1_SETTING, REG(RTL83XX_IRR1));
|
||||
rtl83xx_w32(RTL83XX_IRR2_SETTING, REG(RTL83XX_IRR2));
|
||||
rtl83xx_w32(RTL83XX_IRR3_SETTING, REG(RTL83XX_IRR3));
|
||||
|
||||
/* Clear timer interrupt */
|
||||
write_c0_compare(0);
|
||||
|
||||
/* Enable all CPU interrupts */
|
||||
write_c0_status(read_c0_status() | ST0_IM);
|
||||
|
||||
/* Enable timer0 and uart0 interrupts */
|
||||
rtl83xx_w32(BIT(RTL83XX_IRQ_TC0) | BIT(RTL83XX_IRQ_UART0), REG(RTL83XX_ICTL_GIMR));
|
||||
}
|
||||
|
||||
static void __init rtl9300_icu_of_init(struct device_node *node, struct device_node *parent)
|
||||
{
|
||||
pr_info("RTL9300: Setting up IRQs\n");
|
||||
if (icu_setup_domain(node))
|
||||
return;
|
||||
|
||||
/* Disable all cascaded interrupts */
|
||||
rtl83xx_w32(0, REG(RTL83XX_ICTL_GIMR));
|
||||
|
||||
/* Set up interrupt routing */
|
||||
rtl83xx_w32(RTL9300_IRR0_SETTING, REG(RTL83XX_IRR0));
|
||||
rtl83xx_w32(RTL9300_IRR1_SETTING, REG(RTL83XX_IRR1));
|
||||
rtl83xx_w32(RTL9300_IRR2_SETTING, REG(RTL83XX_IRR2));
|
||||
rtl83xx_w32(RTL9300_IRR3_SETTING, REG(RTL83XX_IRR3));
|
||||
|
||||
/* Clear timer interrupt */
|
||||
write_c0_compare(0);
|
||||
|
||||
/* Enable all CPU interrupts */
|
||||
write_c0_status(read_c0_status() | ST0_IM);
|
||||
}
|
||||
|
||||
static struct of_device_id __initdata of_irq_ids[] = {
|
||||
{ .compatible = "mti,cpu-interrupt-controller", .data = mips_cpu_irq_of_init },
|
||||
{ .compatible = "realtek,rt8380-intc", .data = rtl8380_icu_of_init },
|
||||
{ .compatible = "realtek,rt8390-intc", .data = rtl8390_icu_of_init },
|
||||
{ .compatible = "realtek,rt9300-intc", .data = rtl9300_icu_of_init },
|
||||
{},
|
||||
};
|
||||
|
||||
void __init arch_init_irq(void)
|
||||
{
|
||||
of_irq_init(of_irq_ids);
|
||||
}
|
183
target/linux/realtek/files-5.10/arch/mips/rtl838x/prom.c
Normal file
183
target/linux/realtek/files-5.10/arch/mips/rtl838x/prom.c
Normal file
@ -0,0 +1,183 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
/*
|
||||
* prom.c
|
||||
* Early intialization code for the Realtek RTL838X SoC
|
||||
*
|
||||
* based on the original BSP by
|
||||
* Copyright (C) 2006-2012 Tony Wu (tonywu@realtek.com)
|
||||
* Copyright (C) 2020 B. Koblitz
|
||||
*
|
||||
*/
|
||||
|
||||
#include <linux/init.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/string.h>
|
||||
#include <linux/of_fdt.h>
|
||||
#include <linux/libfdt.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/addrspace.h>
|
||||
#include <asm/page.h>
|
||||
#include <asm/cpu.h>
|
||||
|
||||
#include <mach-rtl83xx.h>
|
||||
|
||||
extern char arcs_cmdline[];
|
||||
extern const char __appended_dtb;
|
||||
|
||||
struct rtl83xx_soc_info soc_info;
|
||||
const void *fdt;
|
||||
|
||||
const char *get_system_type(void)
|
||||
{
|
||||
return soc_info.name;
|
||||
}
|
||||
|
||||
void __init prom_free_prom_memory(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
void __init device_tree_init(void)
|
||||
{
|
||||
if (!fdt_check_header(&__appended_dtb)) {
|
||||
fdt = &__appended_dtb;
|
||||
pr_info("Using appended Device Tree.\n");
|
||||
}
|
||||
initial_boot_params = (void *)fdt;
|
||||
unflatten_and_copy_device_tree();
|
||||
}
|
||||
|
||||
static void __init prom_init_cmdline(void)
|
||||
{
|
||||
int argc = fw_arg0;
|
||||
char **argv = (char **) KSEG1ADDR(fw_arg1);
|
||||
int i;
|
||||
|
||||
arcs_cmdline[0] = '\0';
|
||||
|
||||
for (i = 0; i < argc; i++) {
|
||||
char *p = (char *) KSEG1ADDR(argv[i]);
|
||||
|
||||
if (CPHYSADDR(p) && *p) {
|
||||
strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
|
||||
strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
|
||||
}
|
||||
}
|
||||
pr_info("Kernel command line: %s\n", arcs_cmdline);
|
||||
}
|
||||
|
||||
void __init identify_rtl9302(void)
|
||||
{
|
||||
switch (sw_r32(RTL93XX_MODEL_NAME_INFO) & 0xfffffff0) {
|
||||
case 0x93020810:
|
||||
soc_info.name = "RTL9302A 12x2.5G";
|
||||
break;
|
||||
case 0x93021010:
|
||||
soc_info.name = "RTL9302B 8x2.5G";
|
||||
break;
|
||||
case 0x93021810:
|
||||
soc_info.name = "RTL9302C 16x2.5G";
|
||||
break;
|
||||
case 0x93022010:
|
||||
soc_info.name = "RTL9302D 24x2.5G";
|
||||
break;
|
||||
case 0x93020800:
|
||||
soc_info.name = "RTL9302A";
|
||||
break;
|
||||
case 0x93021000:
|
||||
soc_info.name = "RTL9302B";
|
||||
break;
|
||||
case 0x93021800:
|
||||
soc_info.name = "RTL9302C";
|
||||
break;
|
||||
case 0x93022000:
|
||||
soc_info.name = "RTL9302D";
|
||||
break;
|
||||
case 0x93023001:
|
||||
soc_info.name = "RTL9302F";
|
||||
break;
|
||||
default:
|
||||
soc_info.name = "RTL9302";
|
||||
}
|
||||
}
|
||||
|
||||
void __init prom_init(void)
|
||||
{
|
||||
uint32_t model;
|
||||
|
||||
/* uart0 */
|
||||
setup_8250_early_printk_port(0xb8002000, 2, 0);
|
||||
|
||||
model = sw_r32(RTL838X_MODEL_NAME_INFO);
|
||||
pr_info("RTL838X model is %x\n", model);
|
||||
model = model >> 16 & 0xFFFF;
|
||||
|
||||
if ((model != 0x8328) && (model != 0x8330) && (model != 0x8332)
|
||||
&& (model != 0x8380) && (model != 0x8382)) {
|
||||
model = sw_r32(RTL839X_MODEL_NAME_INFO);
|
||||
pr_info("RTL839X model is %x\n", model);
|
||||
model = model >> 16 & 0xFFFF;
|
||||
}
|
||||
|
||||
if ((model & 0x8390) != 0x8380 && (model & 0x8390) != 0x8390) {
|
||||
model = sw_r32(RTL93XX_MODEL_NAME_INFO);
|
||||
pr_info("RTL93XX model is %x\n", model);
|
||||
model = model >> 16 & 0xFFFF;
|
||||
}
|
||||
|
||||
soc_info.id = model;
|
||||
|
||||
switch (model) {
|
||||
case 0x8328:
|
||||
soc_info.name = "RTL8328";
|
||||
soc_info.family = RTL8328_FAMILY_ID;
|
||||
break;
|
||||
case 0x8332:
|
||||
soc_info.name = "RTL8332";
|
||||
soc_info.family = RTL8380_FAMILY_ID;
|
||||
break;
|
||||
case 0x8380:
|
||||
soc_info.name = "RTL8380";
|
||||
soc_info.family = RTL8380_FAMILY_ID;
|
||||
break;
|
||||
case 0x8382:
|
||||
soc_info.name = "RTL8382";
|
||||
soc_info.family = RTL8380_FAMILY_ID;
|
||||
break;
|
||||
case 0x8390:
|
||||
soc_info.name = "RTL8390";
|
||||
soc_info.family = RTL8390_FAMILY_ID;
|
||||
break;
|
||||
case 0x8391:
|
||||
soc_info.name = "RTL8391";
|
||||
soc_info.family = RTL8390_FAMILY_ID;
|
||||
break;
|
||||
case 0x8392:
|
||||
soc_info.name = "RTL8392";
|
||||
soc_info.family = RTL8390_FAMILY_ID;
|
||||
break;
|
||||
case 0x8393:
|
||||
soc_info.name = "RTL8393";
|
||||
soc_info.family = RTL8390_FAMILY_ID;
|
||||
break;
|
||||
case 0x9301:
|
||||
soc_info.name = "RTL9301";
|
||||
soc_info.family = RTL9300_FAMILY_ID;
|
||||
break;
|
||||
case 0x9302:
|
||||
identify_rtl9302();
|
||||
soc_info.family = RTL9300_FAMILY_ID;
|
||||
break;
|
||||
case 0x9313:
|
||||
soc_info.name = "RTL9313";
|
||||
soc_info.family = RTL9310_FAMILY_ID;
|
||||
break;
|
||||
default:
|
||||
soc_info.name = "DEFAULT";
|
||||
soc_info.family = 0;
|
||||
}
|
||||
|
||||
pr_info("SoC Type: %s\n", get_system_type());
|
||||
|
||||
prom_init_cmdline();
|
||||
}
|
195
target/linux/realtek/files-5.10/arch/mips/rtl838x/setup.c
Normal file
195
target/linux/realtek/files-5.10/arch/mips/rtl838x/setup.c
Normal file
@ -0,0 +1,195 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
/*
|
||||
* Setup for the Realtek RTL838X SoC:
|
||||
* Memory, Timer and Serial
|
||||
*
|
||||
* Copyright (C) 2020 B. Koblitz
|
||||
* based on the original BSP by
|
||||
* Copyright (C) 2006-2012 Tony Wu (tonywu@realtek.com)
|
||||
*
|
||||
*/
|
||||
|
||||
#include <linux/console.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/clkdev.h>
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/of_fdt.h>
|
||||
|
||||
#include <asm/addrspace.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/reboot.h>
|
||||
#include <asm/time.h>
|
||||
#include <asm/prom.h>
|
||||
#include <asm/smp-ops.h>
|
||||
|
||||
#include "mach-rtl83xx.h"
|
||||
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
u32 pll_reset_value;
|
||||
|
||||
static void rtl838x_restart(char *command)
|
||||
{
|
||||
u32 pll = sw_r32(RTL838X_PLL_CML_CTRL);
|
||||
|
||||
pr_info("System restart.\n");
|
||||
pr_info("PLL control register: %x, applying reset value %x\n",
|
||||
pll, pll_reset_value);
|
||||
|
||||
sw_w32(3, RTL838X_INT_RW_CTRL);
|
||||
sw_w32(pll_reset_value, RTL838X_PLL_CML_CTRL);
|
||||
sw_w32(0, RTL838X_INT_RW_CTRL);
|
||||
|
||||
/* Reset Global Control1 Register */
|
||||
sw_w32(1, RTL838X_RST_GLB_CTRL_1);
|
||||
}
|
||||
|
||||
static void rtl839x_restart(char *command)
|
||||
{
|
||||
/* SoC reset vector (in flash memory): on RTL839x platform preferred way to reset */
|
||||
void (*f)(void) = (void *) 0xbfc00000;
|
||||
|
||||
pr_info("System restart.\n");
|
||||
/* Reset SoC */
|
||||
sw_w32(0xFFFFFFFF, RTL839X_RST_GLB_CTRL);
|
||||
/* and call reset vector */
|
||||
f();
|
||||
/* If this fails, halt the CPU */
|
||||
while
|
||||
(1);
|
||||
}
|
||||
|
||||
static void rtl930x_restart(char *command)
|
||||
{
|
||||
pr_info("System restart.\n");
|
||||
sw_w32(0x1, RTL930X_RST_GLB_CTRL_0);
|
||||
while
|
||||
(1);
|
||||
}
|
||||
|
||||
static void rtl931x_restart(char *command)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
pr_info("System restart.\n");
|
||||
sw_w32(1, RTL931X_RST_GLB_CTRL);
|
||||
v = sw_r32(RTL931X_RST_GLB_CTRL);
|
||||
sw_w32(0x101, RTL931X_RST_GLB_CTRL);
|
||||
msleep(15);
|
||||
sw_w32(v, RTL931X_RST_GLB_CTRL);
|
||||
msleep(15);
|
||||
sw_w32(0x101, RTL931X_RST_GLB_CTRL);
|
||||
}
|
||||
|
||||
static void rtl838x_halt(void)
|
||||
{
|
||||
pr_info("System halted.\n");
|
||||
while
|
||||
(1);
|
||||
}
|
||||
|
||||
static void __init rtl838x_setup(void)
|
||||
{
|
||||
pr_info("Registering _machine_restart\n");
|
||||
_machine_restart = rtl838x_restart;
|
||||
_machine_halt = rtl838x_halt;
|
||||
|
||||
/* This PLL value needs to be restored before a reset and will then be
|
||||
* preserved over a SoC reset. A wrong value prevents the SoC from
|
||||
* connecting to the SPI flash controller at boot and reading the
|
||||
* reset routine */
|
||||
pll_reset_value = sw_r32(RTL838X_PLL_CML_CTRL);
|
||||
|
||||
/* Setup System LED. Bit 15 then allows to toggle it */
|
||||
sw_w32_mask(0, 3 << 16, RTL838X_LED_GLB_CTRL);
|
||||
}
|
||||
|
||||
static void __init rtl839x_setup(void)
|
||||
{
|
||||
pr_info("Registering _machine_restart\n");
|
||||
_machine_restart = rtl839x_restart;
|
||||
_machine_halt = rtl838x_halt;
|
||||
|
||||
/* Setup System LED. Bit 14 of RTL839X_LED_GLB_CTRL then allows to toggle it */
|
||||
sw_w32_mask(0, 3 << 15, RTL839X_LED_GLB_CTRL);
|
||||
}
|
||||
|
||||
static void __init rtl930x_setup(void)
|
||||
{
|
||||
pr_info("Registering _machine_restart\n");
|
||||
_machine_restart = rtl930x_restart;
|
||||
_machine_halt = rtl838x_halt;
|
||||
|
||||
if (soc_info.id == 0x9302)
|
||||
sw_w32_mask(0, 3 << 13, RTL9302_LED_GLB_CTRL);
|
||||
else
|
||||
sw_w32_mask(0, 3 << 13, RTL930X_LED_GLB_CTRL);
|
||||
}
|
||||
|
||||
static void __init rtl931x_setup(void)
|
||||
{
|
||||
pr_info("Registering _machine_restart\n");
|
||||
_machine_restart = rtl931x_restart;
|
||||
_machine_halt = rtl838x_halt;
|
||||
sw_w32_mask(0, 3 << 12, RTL931X_LED_GLB_CTRL);
|
||||
}
|
||||
|
||||
void __init plat_mem_setup(void)
|
||||
{
|
||||
void *dtb;
|
||||
|
||||
set_io_port_base(KSEG1);
|
||||
_machine_restart = rtl838x_restart;
|
||||
|
||||
if (fw_passed_dtb) /* UHI interface */
|
||||
dtb = (void *)fw_passed_dtb;
|
||||
else if (__dtb_start != __dtb_end)
|
||||
dtb = (void *)__dtb_start;
|
||||
else
|
||||
panic("no dtb found");
|
||||
|
||||
/*
|
||||
* Load the devicetree. This causes the chosen node to be
|
||||
* parsed resulting in our memory appearing
|
||||
*/
|
||||
__dt_setup_arch(dtb);
|
||||
|
||||
switch (soc_info.family) {
|
||||
case RTL8380_FAMILY_ID:
|
||||
rtl838x_setup();
|
||||
break;
|
||||
case RTL8390_FAMILY_ID:
|
||||
rtl839x_setup();
|
||||
break;
|
||||
case RTL9300_FAMILY_ID:
|
||||
rtl930x_setup();
|
||||
break;
|
||||
case RTL9310_FAMILY_ID:
|
||||
rtl931x_setup();
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void __init plat_time_init(void)
|
||||
{
|
||||
struct device_node *np;
|
||||
u32 freq = 500000000;
|
||||
|
||||
of_clk_init(NULL);
|
||||
timer_probe();
|
||||
|
||||
np = of_find_node_by_name(NULL, "cpus");
|
||||
if (!np) {
|
||||
pr_err("Missing 'cpus' DT node, using default frequency.");
|
||||
} else {
|
||||
if (of_property_read_u32(np, "frequency", &freq) < 0)
|
||||
pr_err("No 'frequency' property in DT, using default.");
|
||||
else
|
||||
pr_info("CPU frequency from device tree: %dMHz", freq / 1000000);
|
||||
of_node_put(np);
|
||||
}
|
||||
|
||||
mips_hpt_frequency = freq / 2;
|
||||
}
|
@ -0,0 +1,196 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <linux/clockchips.h>
|
||||
#include <linux/init.h>
|
||||
#include <asm/time.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/of_address.h>
|
||||
#include <linux/of_irq.h>
|
||||
#include <linux/sched_clock.h>
|
||||
#include "timer-of.h"
|
||||
|
||||
#include <mach-rtl83xx.h>
|
||||
|
||||
/*
|
||||
* Timer registers
|
||||
* the RTL9300/9310 SoCs have 6 timers, each register block 0x10 apart
|
||||
*/
|
||||
#define RTL9300_TC_DATA 0x0
|
||||
#define RTL9300_TC_CNT 0x4
|
||||
#define RTL9300_TC_CTRL 0x8
|
||||
#define RTL9300_TC_CTRL_MODE BIT(24)
|
||||
#define RTL9300_TC_CTRL_EN BIT(28)
|
||||
#define RTL9300_TC_INT 0xc
|
||||
#define RTL9300_TC_INT_IP BIT(16)
|
||||
#define RTL9300_TC_INT_IE BIT(20)
|
||||
|
||||
// Clocksource is using timer 0, clock event uses timer 1
|
||||
#define TIMER_CLK_SRC 0
|
||||
#define TIMER_CLK_EVT 1
|
||||
#define TIMER_BLK_EVT (TIMER_CLK_EVT << 4)
|
||||
|
||||
// Timer modes
|
||||
#define TIMER_MODE_REPEAT 1
|
||||
#define TIMER_MODE_ONCE 0
|
||||
|
||||
// Minimum divider is 2
|
||||
#define DIVISOR_RTL9300 2
|
||||
|
||||
#define N_BITS 28
|
||||
|
||||
static void __iomem *rtl9300_sched_reg __read_mostly;
|
||||
|
||||
static u64 notrace rtl9300_sched_clock_read(void)
|
||||
{
|
||||
/* pr_info("In %s: %x\n", __func__, readl_relaxed(rtl9300_sched_reg));
|
||||
dump_stack();*/
|
||||
return readl_relaxed(rtl9300_sched_reg);
|
||||
}
|
||||
|
||||
static irqreturn_t rtl9300_timer_interrupt(int irq, void *dev_id)
|
||||
{
|
||||
struct clock_event_device *clk = dev_id;
|
||||
struct timer_of *to = to_timer_of(clk);
|
||||
u32 v = readl(timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_INT);
|
||||
|
||||
// Acknowledge the IRQ
|
||||
v |= RTL9300_TC_INT_IP;
|
||||
writel(v, timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_INT);
|
||||
|
||||
clk->event_handler(clk);
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
static void rtl9300_timer_stop(struct timer_of *to)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
writel(0, timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_CTRL);
|
||||
|
||||
// Acknowledge possibly pending IRQ
|
||||
v = readl(timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_INT);
|
||||
if (v & RTL9300_TC_INT_IP)
|
||||
writel(v, timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_INT);
|
||||
}
|
||||
|
||||
static void rtl9300_timer_start(struct timer_of *to, int timer, bool periodic)
|
||||
{
|
||||
u32 v = (periodic ? RTL9300_TC_CTRL_MODE : 0) | RTL9300_TC_CTRL_EN | DIVISOR_RTL9300;
|
||||
writel(v, timer_of_base(to) + timer * 0x10 + RTL9300_TC_CTRL);
|
||||
}
|
||||
|
||||
static int rtl9300_set_next_event(unsigned long delta, struct clock_event_device *clk)
|
||||
{
|
||||
struct timer_of *to = to_timer_of(clk);
|
||||
|
||||
rtl9300_timer_stop(to);
|
||||
writel(delta, timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_DATA);
|
||||
rtl9300_timer_start(to, TIMER_CLK_EVT, TIMER_MODE_ONCE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl9300_set_state_periodic(struct clock_event_device *clk)
|
||||
{
|
||||
struct timer_of *to = to_timer_of(clk);
|
||||
|
||||
rtl9300_timer_stop(to);
|
||||
writel(to->of_clk.period, timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_DATA);
|
||||
rtl9300_timer_start(to, TIMER_CLK_EVT, TIMER_MODE_REPEAT);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl9300_set_state_oneshot(struct clock_event_device *clk)
|
||||
{
|
||||
struct timer_of *to = to_timer_of(clk);
|
||||
|
||||
rtl9300_timer_stop(to);
|
||||
writel(to->of_clk.period, timer_of_base(to) + TIMER_BLK_EVT + RTL9300_TC_DATA);
|
||||
rtl9300_timer_start(to, TIMER_CLK_EVT, TIMER_MODE_ONCE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl9300_set_state_shutdown(struct clock_event_device *clk)
|
||||
{
|
||||
struct timer_of *to = to_timer_of(clk);
|
||||
|
||||
rtl9300_timer_stop(to);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct timer_of t_of = {
|
||||
.flags = TIMER_OF_BASE | TIMER_OF_IRQ | TIMER_OF_CLOCK,
|
||||
|
||||
.clkevt = {
|
||||
.name = "rtl9300_timer",
|
||||
.rating = 350,
|
||||
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
|
||||
.set_next_event = rtl9300_set_next_event,
|
||||
.set_state_oneshot = rtl9300_set_state_oneshot,
|
||||
.set_state_periodic = rtl9300_set_state_periodic,
|
||||
.set_state_shutdown = rtl9300_set_state_shutdown,
|
||||
},
|
||||
|
||||
.of_irq = {
|
||||
.name = "ostimer",
|
||||
.handler = rtl9300_timer_interrupt,
|
||||
.flags = IRQF_TIMER,
|
||||
},
|
||||
};
|
||||
|
||||
static void __init rtl9300_timer_setup(u8 timer)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
// Disable timer
|
||||
writel(0, timer_of_base(&t_of) + 0x10 * timer + RTL9300_TC_CTRL);
|
||||
|
||||
// Acknowledge possibly pending IRQ
|
||||
v = readl(timer_of_base(&t_of) + 0x10 * timer + RTL9300_TC_INT);
|
||||
if (v & RTL9300_TC_INT_IP)
|
||||
writel(v, timer_of_base(&t_of) + 0x10 * timer + RTL9300_TC_INT);
|
||||
|
||||
// Setup maximum period (for use as clock-source)
|
||||
writel(0x0fffffff, timer_of_base(&t_of) + 0x10 * timer + RTL9300_TC_DATA);
|
||||
}
|
||||
|
||||
|
||||
static int __init rtl9300_timer_init(struct device_node *node)
|
||||
{
|
||||
int err = 0;
|
||||
unsigned long rate;
|
||||
|
||||
pr_info("%s: setting up timer\n", __func__);
|
||||
|
||||
err = timer_of_init(node, &t_of);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
rate = timer_of_rate(&t_of) / DIVISOR_RTL9300;
|
||||
pr_info("Frequency in dts: %ld, my rate is %ld, period %ld\n",
|
||||
timer_of_rate(&t_of), rate, timer_of_period(&t_of));
|
||||
pr_info("With base %08x IRQ: %d\n", (u32)timer_of_base(&t_of), timer_of_irq(&t_of));
|
||||
|
||||
// Configure clock source and register it for scheduling
|
||||
rtl9300_timer_setup(TIMER_CLK_SRC);
|
||||
rtl9300_timer_start(&t_of, TIMER_CLK_SRC, TIMER_MODE_REPEAT);
|
||||
|
||||
rtl9300_sched_reg = timer_of_base(&t_of) + TIMER_CLK_SRC * 0x10 + RTL9300_TC_CNT;
|
||||
|
||||
err = clocksource_mmio_init(rtl9300_sched_reg, node->name, rate , 100, N_BITS,
|
||||
clocksource_mmio_readl_up);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
sched_clock_register(rtl9300_sched_clock_read, N_BITS, rate);
|
||||
|
||||
// Configure clock event source
|
||||
rtl9300_timer_setup(TIMER_CLK_EVT);
|
||||
clockevents_config_and_register(&t_of.clkevt, rate, 100, 0x0fffffff);
|
||||
|
||||
// Enable interrupt
|
||||
writel(RTL9300_TC_INT_IE, timer_of_base(&t_of) + TIMER_BLK_EVT + RTL9300_TC_INT);
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
TIMER_OF_DECLARE(rtl9300_timer, "realtek,rtl9300-timer", rtl9300_timer_init);
|
340
target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c
Normal file
340
target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c
Normal file
@ -0,0 +1,340 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <linux/gpio/driver.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/delay.h>
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
|
||||
/* RTL8231 registers for LED control */
|
||||
#define RTL8231_LED_FUNC0 0x0000
|
||||
#define RTL8231_GPIO_PIN_SEL(gpio) ((0x0002) + ((gpio) >> 4))
|
||||
#define RTL8231_GPIO_DIR(gpio) ((0x0005) + ((gpio) >> 4))
|
||||
#define RTL8231_GPIO_DATA(gpio) ((0x001C) + ((gpio) >> 4))
|
||||
|
||||
#define USEC_TIMEOUT 5000
|
||||
|
||||
struct rtl8231_gpios {
|
||||
struct gpio_chip gc;
|
||||
struct device *dev;
|
||||
u32 id;
|
||||
int smi_bus_id;
|
||||
u16 reg_shadow[0x20];
|
||||
u32 reg_cached;
|
||||
int ext_gpio_indrt_access;
|
||||
};
|
||||
|
||||
extern struct mutex smi_lock;
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
static u32 rtl8231_read(struct rtl8231_gpios *gpios, u32 reg)
|
||||
{
|
||||
u32 t = 0, n = 0;
|
||||
u8 bus_id = gpios->smi_bus_id;
|
||||
|
||||
reg &= 0x1f;
|
||||
bus_id &= 0x1f;
|
||||
|
||||
/* Calculate read register address */
|
||||
t = (bus_id << 2) | (reg << 7);
|
||||
|
||||
/* Set execution bit: cleared when operation completed */
|
||||
t |= 1;
|
||||
|
||||
// Start execution
|
||||
sw_w32(t, gpios->ext_gpio_indrt_access);
|
||||
do {
|
||||
udelay(1);
|
||||
t = sw_r32(gpios->ext_gpio_indrt_access);
|
||||
n++;
|
||||
} while ((t & 1) && (n < USEC_TIMEOUT));
|
||||
|
||||
if (n >= USEC_TIMEOUT)
|
||||
return 0x80000000;
|
||||
|
||||
pr_debug("%s: %x, %x, %x\n", __func__, bus_id, reg, (t & 0xffff0000) >> 16);
|
||||
|
||||
return (t & 0xffff0000) >> 16;
|
||||
}
|
||||
|
||||
static int rtl8231_write(struct rtl8231_gpios *gpios, u32 reg, u32 data)
|
||||
{
|
||||
u32 t = 0, n = 0;
|
||||
u8 bus_id = gpios->smi_bus_id;
|
||||
|
||||
pr_debug("%s: %x, %x, %x\n", __func__, bus_id, reg, data);
|
||||
reg &= 0x1f;
|
||||
bus_id &= 0x1f;
|
||||
|
||||
t = (bus_id << 2) | (reg << 7) | (data << 16);
|
||||
/* Set write bit */
|
||||
t |= 2;
|
||||
|
||||
/* Set execution bit: cleared when operation completed */
|
||||
t |= 1;
|
||||
|
||||
// Start execution
|
||||
sw_w32(t, gpios->ext_gpio_indrt_access);
|
||||
do {
|
||||
udelay(1);
|
||||
t = sw_r32(gpios->ext_gpio_indrt_access);
|
||||
} while ((t & 1) && (n < USEC_TIMEOUT));
|
||||
|
||||
if (n >= USEC_TIMEOUT)
|
||||
return -1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static u32 rtl8231_read_cached(struct rtl8231_gpios *gpios, u32 reg)
|
||||
{
|
||||
if (reg > 0x1f)
|
||||
return 0;
|
||||
|
||||
if (gpios->reg_cached & (1 << reg))
|
||||
return gpios->reg_shadow[reg];
|
||||
|
||||
return rtl8231_read(gpios, reg);
|
||||
}
|
||||
|
||||
/* Set Direction of the RTL8231 pin:
|
||||
* dir 1: input
|
||||
* dir 0: output
|
||||
*/
|
||||
static int rtl8231_pin_dir(struct rtl8231_gpios *gpios, u32 gpio, u32 dir)
|
||||
{
|
||||
u32 v;
|
||||
int pin_sel_addr = RTL8231_GPIO_PIN_SEL(gpio);
|
||||
int pin_dir_addr = RTL8231_GPIO_DIR(gpio);
|
||||
int dpin = gpio % 16;
|
||||
|
||||
if (gpio > 31) {
|
||||
pr_debug("WARNING: HIGH pin\n");
|
||||
dpin += 5;
|
||||
pin_dir_addr = pin_sel_addr;
|
||||
}
|
||||
|
||||
v = rtl8231_read_cached(gpios, pin_dir_addr);
|
||||
if (v & 0x80000000) {
|
||||
pr_err("Error reading RTL8231\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
v = (v & ~(1 << dpin)) | (dir << dpin);
|
||||
rtl8231_write(gpios, pin_dir_addr, v);
|
||||
gpios->reg_shadow[pin_dir_addr] = v;
|
||||
gpios->reg_cached |= 1 << pin_dir_addr;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl8231_pin_dir_get(struct rtl8231_gpios *gpios, u32 gpio, u32 *dir)
|
||||
{
|
||||
/* dir 1: input
|
||||
* dir 0: output
|
||||
*/
|
||||
|
||||
u32 v;
|
||||
int pin_dir_addr = RTL8231_GPIO_DIR(gpio);
|
||||
int pin = gpio % 16;
|
||||
|
||||
if (gpio > 31) {
|
||||
pin_dir_addr = RTL8231_GPIO_PIN_SEL(gpio);
|
||||
pin += 5;
|
||||
}
|
||||
|
||||
v = rtl8231_read(gpios, pin_dir_addr);
|
||||
if (v & (1 << pin))
|
||||
*dir = 1;
|
||||
else
|
||||
*dir = 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl8231_pin_set(struct rtl8231_gpios *gpios, u32 gpio, u32 data)
|
||||
{
|
||||
u32 v = rtl8231_read(gpios, RTL8231_GPIO_DATA(gpio));
|
||||
|
||||
pr_debug("%s: %d to %d\n", __func__, gpio, data);
|
||||
if (v & 0x80000000) {
|
||||
pr_err("Error reading RTL8231\n");
|
||||
return -1;
|
||||
}
|
||||
v = (v & ~(1 << (gpio % 16))) | (data << (gpio % 16));
|
||||
rtl8231_write(gpios, RTL8231_GPIO_DATA(gpio), v);
|
||||
gpios->reg_shadow[RTL8231_GPIO_DATA(gpio)] = v;
|
||||
gpios->reg_cached |= 1 << RTL8231_GPIO_DATA(gpio);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl8231_pin_get(struct rtl8231_gpios *gpios, u32 gpio, u16 *state)
|
||||
{
|
||||
u32 v = rtl8231_read(gpios, RTL8231_GPIO_DATA(gpio));
|
||||
|
||||
if (v & 0x80000000) {
|
||||
pr_err("Error reading RTL8231\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
*state = v & 0xffff;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl8231_direction_input(struct gpio_chip *gc, unsigned int offset)
|
||||
{
|
||||
int err;
|
||||
struct rtl8231_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
mutex_lock(&smi_lock);
|
||||
err = rtl8231_pin_dir(gpios, offset, 1);
|
||||
mutex_unlock(&smi_lock);
|
||||
return err;
|
||||
}
|
||||
|
||||
static int rtl8231_direction_output(struct gpio_chip *gc, unsigned int offset, int value)
|
||||
{
|
||||
int err;
|
||||
struct rtl8231_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
mutex_lock(&smi_lock);
|
||||
err = rtl8231_pin_dir(gpios, offset, 0);
|
||||
mutex_unlock(&smi_lock);
|
||||
if (!err)
|
||||
err = rtl8231_pin_set(gpios, offset, value);
|
||||
return err;
|
||||
}
|
||||
|
||||
static int rtl8231_get_direction(struct gpio_chip *gc, unsigned int offset)
|
||||
{
|
||||
u32 v = 0;
|
||||
struct rtl8231_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
mutex_lock(&smi_lock);
|
||||
rtl8231_pin_dir_get(gpios, offset, &v);
|
||||
mutex_unlock(&smi_lock);
|
||||
return v;
|
||||
}
|
||||
|
||||
static int rtl8231_gpio_get(struct gpio_chip *gc, unsigned int offset)
|
||||
{
|
||||
u16 state = 0;
|
||||
struct rtl8231_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
rtl8231_pin_get(gpios, offset, &state);
|
||||
mutex_unlock(&smi_lock);
|
||||
if (state & (1 << (offset % 16)))
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
void rtl8231_gpio_set(struct gpio_chip *gc, unsigned int offset, int value)
|
||||
{
|
||||
struct rtl8231_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
rtl8231_pin_set(gpios, offset, value);
|
||||
}
|
||||
|
||||
int rtl8231_init(struct rtl8231_gpios *gpios)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
pr_info("%s called, MDIO bus ID: %d\n", __func__, gpios->smi_bus_id);
|
||||
|
||||
gpios->reg_cached = 0;
|
||||
|
||||
if (soc_info.family == RTL8390_FAMILY_ID) {
|
||||
// RTL8390: Enable external gpio in global led control register
|
||||
sw_w32_mask(0x7 << 18, 0x4 << 18, RTL839X_LED_GLB_CTRL);
|
||||
} else if (soc_info.family == RTL8380_FAMILY_ID) {
|
||||
// RTL8380: Enable RTL8231 indirect access mode
|
||||
sw_w32_mask(0, 1, RTL838X_EXTRA_GPIO_CTRL);
|
||||
sw_w32_mask(3, 1, RTL838X_DMY_REG5);
|
||||
}
|
||||
|
||||
/* Select GPIO functionality for pins 0-34 */
|
||||
rtl8231_write(gpios, RTL8231_GPIO_PIN_SEL(0), 0xffff);
|
||||
rtl8231_write(gpios, RTL8231_GPIO_PIN_SEL(16), 0xffff);
|
||||
v = rtl8231_read(gpios, RTL8231_GPIO_PIN_SEL(32));
|
||||
rtl8231_write(gpios, RTL8231_GPIO_PIN_SEL(32), v | 0x7);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct of_device_id rtl8231_gpio_of_match[] = {
|
||||
{ .compatible = "realtek,rtl8231-gpio" },
|
||||
{},
|
||||
};
|
||||
|
||||
MODULE_DEVICE_TABLE(of, rtl8231_gpio_of_match);
|
||||
|
||||
static int rtl8231_gpio_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct device *dev = &pdev->dev;
|
||||
struct device_node *np = dev->of_node;
|
||||
struct rtl8231_gpios *gpios;
|
||||
int err;
|
||||
u32 indirect_bus_id;
|
||||
|
||||
pr_info("Probing RTL8231 GPIOs\n");
|
||||
|
||||
if (!np) {
|
||||
dev_err(&pdev->dev, "No DT found\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
gpios = devm_kzalloc(dev, sizeof(*gpios), GFP_KERNEL);
|
||||
if (!gpios)
|
||||
return -ENOMEM;
|
||||
|
||||
gpios->id = soc_info.id;
|
||||
if (soc_info.family == RTL8380_FAMILY_ID) {
|
||||
gpios->ext_gpio_indrt_access = RTL838X_EXT_GPIO_INDRT_ACCESS;
|
||||
}
|
||||
|
||||
if (soc_info.family == RTL8390_FAMILY_ID) {
|
||||
gpios->ext_gpio_indrt_access = RTL839X_EXT_GPIO_INDRT_ACCESS;
|
||||
}
|
||||
|
||||
/*
|
||||
* We use a default MDIO bus ID for the 8231 of 0, which can be overriden
|
||||
* by the indirect-access-bus-id property in the dts.
|
||||
*/
|
||||
gpios->smi_bus_id = 0;
|
||||
of_property_read_u32(np, "indirect-access-bus-id", &indirect_bus_id);
|
||||
gpios->smi_bus_id = indirect_bus_id;
|
||||
|
||||
rtl8231_init(gpios);
|
||||
|
||||
gpios->dev = dev;
|
||||
gpios->gc.base = 160;
|
||||
gpios->gc.ngpio = 36;
|
||||
gpios->gc.label = "rtl8231";
|
||||
gpios->gc.parent = dev;
|
||||
gpios->gc.owner = THIS_MODULE;
|
||||
gpios->gc.can_sleep = true;
|
||||
|
||||
gpios->gc.direction_input = rtl8231_direction_input;
|
||||
gpios->gc.direction_output = rtl8231_direction_output;
|
||||
gpios->gc.set = rtl8231_gpio_set;
|
||||
gpios->gc.get = rtl8231_gpio_get;
|
||||
gpios->gc.get_direction = rtl8231_get_direction;
|
||||
|
||||
err = devm_gpiochip_add_data(dev, &gpios->gc, gpios);
|
||||
return err;
|
||||
}
|
||||
|
||||
static struct platform_driver rtl8231_gpio_driver = {
|
||||
.driver = {
|
||||
.name = "rtl8231-gpio",
|
||||
.of_match_table = rtl8231_gpio_of_match,
|
||||
},
|
||||
.probe = rtl8231_gpio_probe,
|
||||
};
|
||||
|
||||
module_platform_driver(rtl8231_gpio_driver);
|
||||
|
||||
MODULE_DESCRIPTION("Realtek RTL8231 GPIO expansion chip support");
|
||||
MODULE_LICENSE("GPL v2");
|
425
target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl838x.c
Normal file
425
target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl838x.c
Normal file
@ -0,0 +1,425 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <linux/gpio/driver.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/delay.h>
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
|
||||
/* RTL8231 registers for LED control */
|
||||
#define RTL8231_LED_FUNC0 0x0000
|
||||
#define RTL8231_GPIO_PIN_SEL(gpio) ((0x0002) + ((gpio) >> 4))
|
||||
#define RTL8231_GPIO_DIR(gpio) ((0x0005) + ((gpio) >> 4))
|
||||
#define RTL8231_GPIO_DATA(gpio) ((0x001C) + ((gpio) >> 4))
|
||||
|
||||
struct rtl838x_gpios {
|
||||
struct gpio_chip gc;
|
||||
u32 id;
|
||||
struct device *dev;
|
||||
int irq;
|
||||
int num_leds;
|
||||
int min_led;
|
||||
int leds_per_port;
|
||||
u32 led_mode;
|
||||
int led_glb_ctrl;
|
||||
int led_sw_ctrl;
|
||||
int (*led_sw_p_ctrl)(int port);
|
||||
int (*led_sw_p_en_ctrl)(int port);
|
||||
int (*ext_gpio_dir)(int i);
|
||||
int (*ext_gpio_data)(int i);
|
||||
};
|
||||
|
||||
inline int rtl838x_ext_gpio_dir(int i)
|
||||
{
|
||||
return RTL838X_EXT_GPIO_DIR + ((i >>5) << 2);
|
||||
}
|
||||
|
||||
inline int rtl839x_ext_gpio_dir(int i)
|
||||
{
|
||||
return RTL839X_EXT_GPIO_DIR + ((i >>5) << 2);
|
||||
}
|
||||
|
||||
inline int rtl838x_ext_gpio_data(int i)
|
||||
{
|
||||
return RTL838X_EXT_GPIO_DATA + ((i >>5) << 2);
|
||||
}
|
||||
|
||||
inline int rtl839x_ext_gpio_data(int i)
|
||||
{
|
||||
return RTL839X_EXT_GPIO_DATA + ((i >>5) << 2);
|
||||
}
|
||||
|
||||
inline int rtl838x_led_sw_p_ctrl(int p)
|
||||
{
|
||||
return RTL838X_LED_SW_P_CTRL + (p << 2);
|
||||
}
|
||||
|
||||
inline int rtl839x_led_sw_p_ctrl(int p)
|
||||
{
|
||||
return RTL839X_LED_SW_P_CTRL + (p << 2);
|
||||
}
|
||||
|
||||
inline int rtl838x_led_sw_p_en_ctrl(int p)
|
||||
{
|
||||
return RTL838X_LED_SW_P_EN_CTRL + ((p / 10) << 2);
|
||||
}
|
||||
|
||||
inline int rtl839x_led_sw_p_en_ctrl(int p)
|
||||
{
|
||||
return RTL839X_LED_SW_P_EN_CTRL + ((p / 10) << 2);
|
||||
}
|
||||
|
||||
extern struct mutex smi_lock;
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
|
||||
void rtl838x_gpio_set(struct gpio_chip *gc, unsigned int offset, int value)
|
||||
{
|
||||
int bit;
|
||||
struct rtl838x_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
pr_debug("rtl838x_set: %d, value: %d\n", offset, value);
|
||||
/* Internal GPIO of the RTL8380 */
|
||||
if (offset < 32) {
|
||||
if (value)
|
||||
rtl83xx_w32_mask(0, BIT(offset), RTL838X_GPIO_PABC_DATA);
|
||||
else
|
||||
rtl83xx_w32_mask(BIT(offset), 0, RTL838X_GPIO_PABC_DATA);
|
||||
}
|
||||
|
||||
/* LED driver for PWR and SYS */
|
||||
if (offset >= 32 && offset < 64) {
|
||||
bit = offset - 32;
|
||||
if (value)
|
||||
sw_w32_mask(0, BIT(bit), gpios->led_glb_ctrl);
|
||||
else
|
||||
sw_w32_mask(BIT(bit), 0, gpios->led_glb_ctrl);
|
||||
return;
|
||||
}
|
||||
|
||||
bit = (offset - 64) % 32;
|
||||
/* First Port-LED */
|
||||
if (offset >= 64 && offset < 96
|
||||
&& offset >= (64 + gpios->min_led)
|
||||
&& offset < (64 + gpios->min_led + gpios->num_leds)) {
|
||||
if (value)
|
||||
sw_w32_mask(7, 5, gpios->led_sw_p_ctrl(bit));
|
||||
else
|
||||
sw_w32_mask(7, 0, gpios->led_sw_p_ctrl(bit));
|
||||
}
|
||||
if (offset >= 96 && offset < 128
|
||||
&& offset >= (96 + gpios->min_led)
|
||||
&& offset < (96 + gpios->min_led + gpios->num_leds)) {
|
||||
if (value)
|
||||
sw_w32_mask(7 << 3, 5 << 3, gpios->led_sw_p_ctrl(bit));
|
||||
else
|
||||
sw_w32_mask(7 << 3, 0, gpios->led_sw_p_ctrl(bit));
|
||||
}
|
||||
if (offset >= 128 && offset < 160
|
||||
&& offset >= (128 + gpios->min_led)
|
||||
&& offset < (128 + gpios->min_led + gpios->num_leds)) {
|
||||
if (value)
|
||||
sw_w32_mask(7 << 6, 5 << 6, gpios->led_sw_p_ctrl(bit));
|
||||
else
|
||||
sw_w32_mask(7 << 6, 0, gpios->led_sw_p_ctrl(bit));
|
||||
}
|
||||
__asm__ volatile ("sync");
|
||||
}
|
||||
|
||||
static int rtl838x_direction_input(struct gpio_chip *gc, unsigned int offset)
|
||||
{
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
|
||||
if (offset < 32) {
|
||||
rtl83xx_w32_mask(BIT(offset), 0, RTL838X_GPIO_PABC_DIR);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Internal LED driver does not support input */
|
||||
return -ENOTSUPP;
|
||||
}
|
||||
|
||||
static int rtl838x_direction_output(struct gpio_chip *gc, unsigned int offset, int value)
|
||||
{
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
if (offset < 32)
|
||||
rtl83xx_w32_mask(0, BIT(offset), RTL838X_GPIO_PABC_DIR);
|
||||
rtl838x_gpio_set(gc, offset, value);
|
||||
|
||||
/* LED for PWR and SYS driver is direction output by default */
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl838x_get_direction(struct gpio_chip *gc, unsigned int offset)
|
||||
{
|
||||
u32 v = 0;
|
||||
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
if (offset < 32) {
|
||||
v = rtl83xx_r32(RTL838X_GPIO_PABC_DIR);
|
||||
if (v & BIT(offset))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
/* LED driver for PWR and SYS is direction output by default */
|
||||
if (offset >= 32 && offset < 64)
|
||||
return 0;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl838x_gpio_get(struct gpio_chip *gc, unsigned int offset)
|
||||
{
|
||||
u32 v;
|
||||
struct rtl838x_gpios *gpios = gpiochip_get_data(gc);
|
||||
|
||||
pr_debug("%s: %d\n", __func__, offset);
|
||||
|
||||
/* Internal GPIO of the RTL8380 */
|
||||
if (offset < 32) {
|
||||
v = rtl83xx_r32(RTL838X_GPIO_PABC_DATA);
|
||||
if (v & BIT(offset))
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* LED driver for PWR and SYS */
|
||||
if (offset >= 32 && offset < 64) {
|
||||
v = sw_r32(gpios->led_glb_ctrl);
|
||||
if (v & BIT(offset-32))
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* BUG:
|
||||
bit = (offset - 64) % 32;
|
||||
if (offset >= 64 && offset < 96) {
|
||||
if (sw_r32(RTL838X_LED1_SW_P_EN_CTRL) & BIT(bit))
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
if (offset >= 96 && offset < 128) {
|
||||
if (sw_r32(RTL838X_LED1_SW_P_EN_CTRL) & BIT(bit))
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
if (offset >= 128 && offset < 160) {
|
||||
if (sw_r32(RTL838X_LED1_SW_P_EN_CTRL) & BIT(bit))
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
*/
|
||||
return 0;
|
||||
}
|
||||
|
||||
void rtl8380_led_test(struct rtl838x_gpios *gpios, u32 mask)
|
||||
{
|
||||
int i;
|
||||
u32 led_gbl = sw_r32(gpios->led_glb_ctrl);
|
||||
u32 mode_sel, led_p_en;
|
||||
|
||||
if (soc_info.family == RTL8380_FAMILY_ID) {
|
||||
mode_sel = sw_r32(RTL838X_LED_MODE_SEL);
|
||||
led_p_en = sw_r32(RTL838X_LED_P_EN_CTRL);
|
||||
}
|
||||
|
||||
/* 2 Leds for ports 0-23 and 24-27, 3 would be 0x7 */
|
||||
sw_w32_mask(0x3f, 0x3 | (0x3 << 3), gpios->led_glb_ctrl);
|
||||
|
||||
if(soc_info.family == RTL8380_FAMILY_ID) {
|
||||
/* Enable all leds */
|
||||
sw_w32(0xFFFFFFF, RTL838X_LED_P_EN_CTRL);
|
||||
}
|
||||
/* Enable software control of all leds */
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_ctrl);
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_p_en_ctrl(0));
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_p_en_ctrl(10));
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(20));
|
||||
|
||||
for (i = 0; i < 28; i++) {
|
||||
if (mask & BIT(i))
|
||||
sw_w32(5 | (5 << 3) | (5 << 6), gpios->led_sw_p_ctrl(i));
|
||||
}
|
||||
msleep(3000);
|
||||
|
||||
if (soc_info.family == RTL8380_FAMILY_ID)
|
||||
sw_w32(led_p_en, RTL838X_LED_P_EN_CTRL);
|
||||
/* Disable software control of all leds */
|
||||
sw_w32(0x0000000, gpios->led_sw_ctrl);
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(0));
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(10));
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(20));
|
||||
|
||||
sw_w32(led_gbl, gpios->led_glb_ctrl);
|
||||
if (soc_info.family == RTL8380_FAMILY_ID)
|
||||
sw_w32(mode_sel, RTL838X_LED_MODE_SEL);
|
||||
}
|
||||
|
||||
void take_port_leds(struct rtl838x_gpios *gpios)
|
||||
{
|
||||
int leds_per_port = gpios->leds_per_port;
|
||||
int mode = gpios->led_mode;
|
||||
|
||||
pr_info("%s, %d, %x\n", __func__, leds_per_port, mode);
|
||||
pr_debug("Bootloader settings: %x %x %x\n",
|
||||
sw_r32(gpios->led_sw_p_en_ctrl(0)),
|
||||
sw_r32(gpios->led_sw_p_en_ctrl(10)),
|
||||
sw_r32(gpios->led_sw_p_en_ctrl(20))
|
||||
);
|
||||
|
||||
if (soc_info.family == RTL8380_FAMILY_ID) {
|
||||
pr_debug("led glb: %x, sel %x\n",
|
||||
sw_r32(gpios->led_glb_ctrl), sw_r32(RTL838X_LED_MODE_SEL));
|
||||
pr_debug("RTL838X_LED_P_EN_CTRL: %x", sw_r32(RTL838X_LED_P_EN_CTRL));
|
||||
pr_debug("RTL838X_LED_MODE_CTRL: %x", sw_r32(RTL838X_LED_MODE_CTRL));
|
||||
sw_w32_mask(3, 0, RTL838X_LED_MODE_SEL);
|
||||
sw_w32(mode, RTL838X_LED_MODE_CTRL);
|
||||
}
|
||||
|
||||
/* Enable software control of all leds */
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_ctrl);
|
||||
if (soc_info.family == RTL8380_FAMILY_ID)
|
||||
sw_w32(0xFFFFFFF, RTL838X_LED_P_EN_CTRL);
|
||||
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(0));
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(10));
|
||||
sw_w32(0x0000000, gpios->led_sw_p_en_ctrl(20));
|
||||
|
||||
sw_w32_mask(0x3f, 0, gpios->led_glb_ctrl);
|
||||
switch (leds_per_port) {
|
||||
case 3:
|
||||
sw_w32_mask(0, 0x7 | (0x7 << 3), gpios->led_glb_ctrl);
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_p_en_ctrl(20));
|
||||
/* FALLTHRU */
|
||||
case 2:
|
||||
sw_w32_mask(0, 0x3 | (0x3 << 3), gpios->led_glb_ctrl);
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_p_en_ctrl(10));
|
||||
/* FALLTHRU */
|
||||
case 1:
|
||||
sw_w32_mask(0, 0x1 | (0x1 << 3), gpios->led_glb_ctrl);
|
||||
sw_w32(0xFFFFFFF, gpios->led_sw_p_en_ctrl(0));
|
||||
break;
|
||||
default:
|
||||
pr_err("No LEDS configured for software control\n");
|
||||
}
|
||||
}
|
||||
|
||||
static const struct of_device_id rtl838x_gpio_of_match[] = {
|
||||
{ .compatible = "realtek,rtl838x-gpio" },
|
||||
{},
|
||||
};
|
||||
|
||||
MODULE_DEVICE_TABLE(of, rtl838x_gpio_of_match);
|
||||
|
||||
static int rtl838x_gpio_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct device *dev = &pdev->dev;
|
||||
struct device_node *np = dev->of_node;
|
||||
struct rtl838x_gpios *gpios;
|
||||
int err;
|
||||
|
||||
pr_info("Probing RTL838X GPIOs\n");
|
||||
|
||||
if (!np) {
|
||||
dev_err(&pdev->dev, "No DT found\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
gpios = devm_kzalloc(dev, sizeof(*gpios), GFP_KERNEL);
|
||||
if (!gpios)
|
||||
return -ENOMEM;
|
||||
|
||||
gpios->id = soc_info.id;
|
||||
|
||||
switch (gpios->id) {
|
||||
case 0x8332:
|
||||
pr_debug("Found RTL8332M GPIO\n");
|
||||
break;
|
||||
case 0x8380:
|
||||
pr_debug("Found RTL8380M GPIO\n");
|
||||
break;
|
||||
case 0x8381:
|
||||
pr_debug("Found RTL8381M GPIO\n");
|
||||
break;
|
||||
case 0x8382:
|
||||
pr_debug("Found RTL8382M GPIO\n");
|
||||
break;
|
||||
case 0x8391:
|
||||
pr_debug("Found RTL8391 GPIO\n");
|
||||
break;
|
||||
case 0x8393:
|
||||
pr_debug("Found RTL8393 GPIO\n");
|
||||
break;
|
||||
default:
|
||||
pr_err("Unknown GPIO chip id (%04x)\n", gpios->id);
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
if (soc_info.family == RTL8380_FAMILY_ID) {
|
||||
gpios->led_glb_ctrl = RTL838X_LED_GLB_CTRL;
|
||||
gpios->led_sw_ctrl = RTL838X_LED_SW_CTRL;
|
||||
gpios->led_sw_p_ctrl = rtl838x_led_sw_p_ctrl;
|
||||
gpios->led_sw_p_en_ctrl = rtl838x_led_sw_p_en_ctrl;
|
||||
gpios->ext_gpio_dir = rtl838x_ext_gpio_dir;
|
||||
gpios->ext_gpio_data = rtl838x_ext_gpio_data;
|
||||
}
|
||||
|
||||
if (soc_info.family == RTL8390_FAMILY_ID) {
|
||||
gpios->led_glb_ctrl = RTL839X_LED_GLB_CTRL;
|
||||
gpios->led_sw_ctrl = RTL839X_LED_SW_CTRL;
|
||||
gpios->led_sw_p_ctrl = rtl839x_led_sw_p_ctrl;
|
||||
gpios->led_sw_p_en_ctrl = rtl839x_led_sw_p_en_ctrl;
|
||||
gpios->ext_gpio_dir = rtl839x_ext_gpio_dir;
|
||||
gpios->ext_gpio_data = rtl839x_ext_gpio_data;
|
||||
}
|
||||
|
||||
gpios->dev = dev;
|
||||
gpios->gc.base = 0;
|
||||
/* 0-31: internal
|
||||
* 32-63, LED control register
|
||||
* 64-95: PORT-LED 0
|
||||
* 96-127: PORT-LED 1
|
||||
* 128-159: PORT-LED 2
|
||||
*/
|
||||
gpios->gc.ngpio = 160;
|
||||
gpios->gc.label = "rtl838x";
|
||||
gpios->gc.parent = dev;
|
||||
gpios->gc.owner = THIS_MODULE;
|
||||
gpios->gc.can_sleep = true;
|
||||
gpios->irq = 31;
|
||||
|
||||
gpios->gc.direction_input = rtl838x_direction_input;
|
||||
gpios->gc.direction_output = rtl838x_direction_output;
|
||||
gpios->gc.set = rtl838x_gpio_set;
|
||||
gpios->gc.get = rtl838x_gpio_get;
|
||||
gpios->gc.get_direction = rtl838x_get_direction;
|
||||
|
||||
if (of_property_read_bool(np, "take-port-leds")) {
|
||||
if (of_property_read_u32(np, "leds-per-port", &gpios->leds_per_port))
|
||||
gpios->leds_per_port = 2;
|
||||
if (of_property_read_u32(np, "led-mode", &gpios->led_mode))
|
||||
gpios->led_mode = (0x1ea << 15) | 0x1ea;
|
||||
if (of_property_read_u32(np, "num-leds", &gpios->num_leds))
|
||||
gpios->num_leds = 32;
|
||||
if (of_property_read_u32(np, "min-led", &gpios->min_led))
|
||||
gpios->min_led = 0;
|
||||
take_port_leds(gpios);
|
||||
}
|
||||
|
||||
err = devm_gpiochip_add_data(dev, &gpios->gc, gpios);
|
||||
return err;
|
||||
}
|
||||
|
||||
static struct platform_driver rtl838x_gpio_driver = {
|
||||
.driver = {
|
||||
.name = "rtl838x-gpio",
|
||||
.of_match_table = rtl838x_gpio_of_match,
|
||||
},
|
||||
.probe = rtl838x_gpio_probe,
|
||||
};
|
||||
|
||||
module_platform_driver(rtl838x_gpio_driver);
|
||||
|
||||
MODULE_DESCRIPTION("Realtek RTL838X GPIO API support");
|
||||
MODULE_LICENSE("GPL v2");
|
@ -0,0 +1,603 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <linux/device.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/mutex.h>
|
||||
#include <linux/of.h>
|
||||
#include <linux/of_device.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/mtd/mtd.h>
|
||||
#include <linux/mtd/partitions.h>
|
||||
#include <linux/mtd/spi-nor.h>
|
||||
|
||||
#include "rtl838x-spi.h"
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
struct rtl838x_nor {
|
||||
struct spi_nor nor;
|
||||
struct device *dev;
|
||||
volatile void __iomem *base;
|
||||
bool fourByteMode;
|
||||
u32 chipSize;
|
||||
uint32_t flags;
|
||||
uint32_t io_status;
|
||||
};
|
||||
|
||||
static uint32_t spi_prep(struct rtl838x_nor *rtl838x_nor)
|
||||
{
|
||||
/* Needed because of MMU constraints */
|
||||
SPI_WAIT_READY;
|
||||
spi_w32w(SPI_CS_INIT, SFCSR); //deactivate CS0, CS1
|
||||
spi_w32w(0, SFCSR); //activate CS0,CS1
|
||||
spi_w32w(SPI_CS_INIT, SFCSR); //deactivate CS0, CS1
|
||||
|
||||
return (CS0 & rtl838x_nor->flags) ? (SPI_eCS0 & SPI_LEN_INIT)
|
||||
: ((SPI_eCS1 & SPI_LEN_INIT) | SFCSR_CHIP_SEL);
|
||||
}
|
||||
|
||||
static uint32_t rtl838x_nor_get_SR(struct rtl838x_nor *rtl838x_nor)
|
||||
{
|
||||
uint32_t sfcsr, sfdr;
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
sfdr = (SPINOR_OP_RDSR)<<24;
|
||||
|
||||
pr_debug("%s: rdid,sfcsr_val = %.8x,SFDR = %.8x\n", __func__, sfcsr, sfdr);
|
||||
pr_debug("rdid,sfcsr = %.8x\n", sfcsr | SPI_LEN4);
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
spi_w32_mask(0, SPI_LEN4, SFCSR);
|
||||
SPI_WAIT_READY;
|
||||
|
||||
return spi_r32(SFDR);
|
||||
}
|
||||
|
||||
static void spi_write_disable(struct rtl838x_nor *rtl838x_nor)
|
||||
{
|
||||
uint32_t sfcsr, sfdr;
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
sfdr = (SPINOR_OP_WRDI) << 24;
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
pr_debug("%s: sfcsr_val = %.8x,SFDR = %.8x", __func__, sfcsr, sfdr);
|
||||
|
||||
spi_prep(rtl838x_nor);
|
||||
}
|
||||
|
||||
static void spi_write_enable(struct rtl838x_nor *rtl838x_nor)
|
||||
{
|
||||
uint32_t sfcsr, sfdr;
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
sfdr = (SPINOR_OP_WREN) << 24;
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
pr_debug("%s: sfcsr_val = %.8x,SFDR = %.8x", __func__, sfcsr, sfdr);
|
||||
|
||||
spi_prep(rtl838x_nor);
|
||||
}
|
||||
|
||||
static void spi_4b_set(struct rtl838x_nor *rtl838x_nor, bool enable)
|
||||
{
|
||||
uint32_t sfcsr, sfdr;
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
if (enable)
|
||||
sfdr = (SPINOR_OP_EN4B) << 24;
|
||||
else
|
||||
sfdr = (SPINOR_OP_EX4B) << 24;
|
||||
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
pr_debug("%s: sfcsr_val = %.8x,SFDR = %.8x", __func__, sfcsr, sfdr);
|
||||
|
||||
spi_prep(rtl838x_nor);
|
||||
}
|
||||
|
||||
static int rtl838x_get_addr_mode(struct rtl838x_nor *rtl838x_nor)
|
||||
{
|
||||
int res = 3;
|
||||
u32 reg;
|
||||
|
||||
sw_w32(0x3, RTL838X_INT_RW_CTRL);
|
||||
if (!sw_r32(RTL838X_EXT_VERSION)) {
|
||||
if (sw_r32(RTL838X_STRAP_DBG) & (1 << 29))
|
||||
res = 4;
|
||||
} else {
|
||||
reg = sw_r32(RTL838X_PLL_CML_CTRL);
|
||||
if ((reg & (1 << 30)) && (reg & (1 << 31)))
|
||||
res = 4;
|
||||
if ((!(reg & (1 << 30)))
|
||||
&& sw_r32(RTL838X_STRAP_DBG) & (1 << 29))
|
||||
res = 4;
|
||||
}
|
||||
sw_w32(0x0, RTL838X_INT_RW_CTRL);
|
||||
return res;
|
||||
}
|
||||
|
||||
static int rtl8390_get_addr_mode(struct rtl838x_nor *rtl838x_nor)
|
||||
{
|
||||
if (spi_r32(RTL8390_SOC_SPI_MMIO_CONF) & (1 << 9))
|
||||
return 4;
|
||||
return 3;
|
||||
}
|
||||
|
||||
ssize_t rtl838x_do_read(struct rtl838x_nor *rtl838x_nor, loff_t from,
|
||||
size_t length, u_char *buffer, uint8_t command)
|
||||
{
|
||||
uint32_t sfcsr, sfdr;
|
||||
uint32_t len = length;
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
sfdr = command << 24;
|
||||
|
||||
/* Perform SPINOR_OP_READ: 1 byte command & 3 byte addr*/
|
||||
sfcsr |= SPI_LEN4;
|
||||
sfdr |= from;
|
||||
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
|
||||
/* Read Data, 4 bytes at a time */
|
||||
while (length >= 4) {
|
||||
SPI_WAIT_READY;
|
||||
*((uint32_t *) buffer) = spi_r32(SFDR);
|
||||
buffer += 4;
|
||||
length -= 4;
|
||||
}
|
||||
|
||||
/* The rest needs to be read 1 byte a time */
|
||||
sfcsr &= SPI_LEN_INIT|SPI_LEN1;
|
||||
SPI_WAIT_READY;
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
while (length > 0) {
|
||||
SPI_WAIT_READY;
|
||||
*(buffer) = spi_r32(SFDR) >> 24;
|
||||
buffer++;
|
||||
length--;
|
||||
}
|
||||
return len;
|
||||
}
|
||||
|
||||
/*
|
||||
* Do fast read in 3 or 4 Byte addressing mode
|
||||
*/
|
||||
static ssize_t rtl838x_do_4bf_read(struct rtl838x_nor *rtl838x_nor, loff_t from,
|
||||
size_t length, u_char *buffer, uint8_t command)
|
||||
{
|
||||
int sfcsr_addr_len = rtl838x_nor->fourByteMode ? 0x3 : 0x2;
|
||||
int sfdr_addr_shift = rtl838x_nor->fourByteMode ? 0 : 8;
|
||||
uint32_t sfcsr;
|
||||
uint32_t len = length;
|
||||
|
||||
pr_debug("Fast read from %llx, len %x, shift %d\n",
|
||||
from, sfcsr_addr_len, sfdr_addr_shift);
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
|
||||
/* Send read command */
|
||||
spi_w32w(sfcsr | SPI_LEN1, SFCSR);
|
||||
spi_w32w(command << 24, SFDR);
|
||||
|
||||
/* Send address */
|
||||
spi_w32w(sfcsr | (sfcsr_addr_len << 28), SFCSR);
|
||||
spi_w32w(from << sfdr_addr_shift, SFDR);
|
||||
|
||||
/* Dummy cycles */
|
||||
spi_w32w(sfcsr | SPI_LEN1, SFCSR);
|
||||
spi_w32w(0, SFDR);
|
||||
|
||||
/* Start reading */
|
||||
spi_w32w(sfcsr | SPI_LEN4, SFCSR);
|
||||
|
||||
/* Read Data, 4 bytes at a time */
|
||||
while (length >= 4) {
|
||||
SPI_WAIT_READY;
|
||||
*((uint32_t *) buffer) = spi_r32(SFDR);
|
||||
buffer += 4;
|
||||
length -= 4;
|
||||
}
|
||||
|
||||
/* The rest needs to be read 1 byte a time */
|
||||
sfcsr &= SPI_LEN_INIT|SPI_LEN1;
|
||||
SPI_WAIT_READY;
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
while (length > 0) {
|
||||
SPI_WAIT_READY;
|
||||
*(buffer) = spi_r32(SFDR) >> 24;
|
||||
buffer++;
|
||||
length--;
|
||||
}
|
||||
return len;
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
* Do write (Page Programming) in 3 or 4 Byte addressing mode
|
||||
*/
|
||||
static ssize_t rtl838x_do_4b_write(struct rtl838x_nor *rtl838x_nor, loff_t to,
|
||||
size_t length, const u_char *buffer,
|
||||
uint8_t command)
|
||||
{
|
||||
int sfcsr_addr_len = rtl838x_nor->fourByteMode ? 0x3 : 0x2;
|
||||
int sfdr_addr_shift = rtl838x_nor->fourByteMode ? 0 : 8;
|
||||
uint32_t sfcsr;
|
||||
uint32_t len = length;
|
||||
|
||||
pr_debug("Write to %llx, len %x, shift %d\n",
|
||||
to, sfcsr_addr_len, sfdr_addr_shift);
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
|
||||
/* Send write command, command IO-width is 1 (bit 25/26) */
|
||||
spi_w32w(sfcsr | SPI_LEN1 | (0 << 25), SFCSR);
|
||||
spi_w32w(command << 24, SFDR);
|
||||
|
||||
/* Send address */
|
||||
spi_w32w(sfcsr | (sfcsr_addr_len << 28) | (0 << 25), SFCSR);
|
||||
spi_w32w(to << sfdr_addr_shift, SFDR);
|
||||
|
||||
/* Write Data, 1 byte at a time, if we are not 4-byte aligned */
|
||||
if (((long)buffer) % 4) {
|
||||
spi_w32w(sfcsr | SPI_LEN1, SFCSR);
|
||||
while (length > 0 && (((long)buffer) % 4)) {
|
||||
SPI_WAIT_READY;
|
||||
spi_w32(*(buffer) << 24, SFDR);
|
||||
buffer += 1;
|
||||
length -= 1;
|
||||
}
|
||||
}
|
||||
|
||||
/* Now we can write 4 bytes at a time */
|
||||
SPI_WAIT_READY;
|
||||
spi_w32w(sfcsr | SPI_LEN4, SFCSR);
|
||||
while (length >= 4) {
|
||||
SPI_WAIT_READY;
|
||||
spi_w32(*((uint32_t *)buffer), SFDR);
|
||||
buffer += 4;
|
||||
length -= 4;
|
||||
}
|
||||
|
||||
/* Final bytes might need to be written 1 byte at a time, again */
|
||||
SPI_WAIT_READY;
|
||||
spi_w32w(sfcsr | SPI_LEN1, SFCSR);
|
||||
while (length > 0) {
|
||||
SPI_WAIT_READY;
|
||||
spi_w32(*(buffer) << 24, SFDR);
|
||||
buffer++;
|
||||
length--;
|
||||
}
|
||||
return len;
|
||||
}
|
||||
|
||||
static ssize_t rtl838x_nor_write(struct spi_nor *nor, loff_t to, size_t len,
|
||||
const u_char *buffer)
|
||||
{
|
||||
int ret = 0;
|
||||
uint32_t offset = 0;
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
size_t l = len;
|
||||
uint8_t cmd = SPINOR_OP_PP;
|
||||
|
||||
/* Do write in 4-byte mode on large Macronix chips */
|
||||
if (rtl838x_nor->fourByteMode) {
|
||||
cmd = SPINOR_OP_PP_4B;
|
||||
spi_4b_set(rtl838x_nor, true);
|
||||
}
|
||||
|
||||
pr_debug("In %s %8x to: %llx\n", __func__,
|
||||
(unsigned int) rtl838x_nor, to);
|
||||
|
||||
while (l >= SPI_MAX_TRANSFER_SIZE) {
|
||||
while
|
||||
(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WIP);
|
||||
do {
|
||||
spi_write_enable(rtl838x_nor);
|
||||
} while (!(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WEL));
|
||||
ret = rtl838x_do_4b_write(rtl838x_nor, to + offset,
|
||||
SPI_MAX_TRANSFER_SIZE, buffer+offset, cmd);
|
||||
l -= SPI_MAX_TRANSFER_SIZE;
|
||||
offset += SPI_MAX_TRANSFER_SIZE;
|
||||
}
|
||||
|
||||
if (l > 0) {
|
||||
while
|
||||
(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WIP);
|
||||
do {
|
||||
spi_write_enable(rtl838x_nor);
|
||||
} while (!(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WEL));
|
||||
ret = rtl838x_do_4b_write(rtl838x_nor, to+offset,
|
||||
len, buffer+offset, cmd);
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static ssize_t rtl838x_nor_read(struct spi_nor *nor, loff_t from,
|
||||
size_t length, u_char *buffer)
|
||||
{
|
||||
uint32_t offset = 0;
|
||||
uint8_t cmd = SPINOR_OP_READ_FAST;
|
||||
size_t l = length;
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
|
||||
/* Do fast read in 3, or 4-byte mode on large Macronix chips */
|
||||
if (rtl838x_nor->fourByteMode) {
|
||||
cmd = SPINOR_OP_READ_FAST_4B;
|
||||
spi_4b_set(rtl838x_nor, true);
|
||||
}
|
||||
|
||||
/* TODO: do timeout and return error */
|
||||
pr_debug("Waiting for pending writes\n");
|
||||
while
|
||||
(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WIP);
|
||||
do {
|
||||
spi_write_enable(rtl838x_nor);
|
||||
} while (!(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WEL));
|
||||
|
||||
pr_debug("cmd is %d\n", cmd);
|
||||
pr_debug("%s: addr %.8llx to addr %.8x, cmd %.8x, size %d\n", __func__,
|
||||
from, (u32)buffer, (u32)cmd, length);
|
||||
|
||||
while (l >= SPI_MAX_TRANSFER_SIZE) {
|
||||
rtl838x_do_4bf_read(rtl838x_nor, from + offset,
|
||||
SPI_MAX_TRANSFER_SIZE, buffer+offset, cmd);
|
||||
l -= SPI_MAX_TRANSFER_SIZE;
|
||||
offset += SPI_MAX_TRANSFER_SIZE;
|
||||
}
|
||||
|
||||
if (l > 0)
|
||||
rtl838x_do_4bf_read(rtl838x_nor, from + offset, l, buffer+offset, cmd);
|
||||
|
||||
return length;
|
||||
}
|
||||
|
||||
static int rtl838x_erase(struct spi_nor *nor, loff_t offs)
|
||||
{
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
int sfcsr_addr_len = rtl838x_nor->fourByteMode ? 0x3 : 0x2;
|
||||
int sfdr_addr_shift = rtl838x_nor->fourByteMode ? 0 : 8;
|
||||
uint32_t sfcsr;
|
||||
uint8_t cmd = SPINOR_OP_SE;
|
||||
|
||||
pr_debug("Erasing sector at %llx\n", offs);
|
||||
|
||||
/* Do erase in 4-byte mode on large Macronix chips */
|
||||
if (rtl838x_nor->fourByteMode) {
|
||||
cmd = SPINOR_OP_SE_4B;
|
||||
spi_4b_set(rtl838x_nor, true);
|
||||
}
|
||||
/* TODO: do timeout and return error */
|
||||
while
|
||||
(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WIP);
|
||||
do {
|
||||
spi_write_enable(rtl838x_nor);
|
||||
} while (!(rtl838x_nor_get_SR(rtl838x_nor) & SPI_WEL));
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
|
||||
/* Send erase command, command IO-width is 1 (bit 25/26) */
|
||||
spi_w32w(sfcsr | SPI_LEN1 | (0 << 25), SFCSR);
|
||||
spi_w32w(cmd << 24, SFDR);
|
||||
|
||||
/* Send address */
|
||||
spi_w32w(sfcsr | (sfcsr_addr_len << 28) | (0 << 25), SFCSR);
|
||||
spi_w32w(offs << sfdr_addr_shift, SFDR);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl838x_nor_read_reg(struct spi_nor *nor, u8 opcode, u8 *buf, int len)
|
||||
{
|
||||
int length = len;
|
||||
u8 *buffer = buf;
|
||||
uint32_t sfcsr, sfdr;
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
|
||||
pr_debug("In %s: opcode %x, len %x\n", __func__, opcode, len);
|
||||
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
sfdr = opcode << 24;
|
||||
|
||||
sfcsr |= SPI_LEN1;
|
||||
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
|
||||
while (length > 0) {
|
||||
SPI_WAIT_READY;
|
||||
*(buffer) = spi_r32(SFDR) >> 24;
|
||||
buffer++;
|
||||
length--;
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static int rtl838x_nor_write_reg(struct spi_nor *nor, u8 opcode, u8 *buf, int len)
|
||||
{
|
||||
uint32_t sfcsr, sfdr;
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
|
||||
pr_debug("In %s, opcode %x, len %x\n", __func__, opcode, len);
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
sfdr = opcode << 24;
|
||||
|
||||
if (len == 1) { /* SPINOR_OP_WRSR */
|
||||
sfdr |= buf[0];
|
||||
sfcsr |= SPI_LEN2;
|
||||
}
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int spi_enter_sio(struct spi_nor *nor)
|
||||
{
|
||||
uint32_t sfcsr, sfcr2, sfdr;
|
||||
uint32_t ret = 0, reg = 0, size_bits;
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
|
||||
pr_debug("In %s\n", __func__);
|
||||
rtl838x_nor->io_status = 0;
|
||||
sfdr = SPI_C_RSTQIO << 24;
|
||||
sfcsr = spi_prep(rtl838x_nor);
|
||||
|
||||
reg = spi_r32(SFCR2);
|
||||
pr_debug("SFCR2: %x, size %x, rdopt: %x\n", reg, SFCR2_GETSIZE(reg),
|
||||
(reg & SFCR2_RDOPT));
|
||||
size_bits = rtl838x_nor->fourByteMode ? SFCR2_SIZE(0x6) : SFCR2_SIZE(0x7);
|
||||
|
||||
sfcr2 = SFCR2_HOLD_TILL_SFDR2 | size_bits
|
||||
| (reg & SFCR2_RDOPT) | SFCR2_CMDIO(0)
|
||||
| SFCR2_ADDRIO(0) | SFCR2_DUMMYCYCLE(4)
|
||||
| SFCR2_DATAIO(0) | SFCR2_SFCMD(SPINOR_OP_READ_FAST);
|
||||
pr_debug("SFCR2: %x, size %x\n", reg, SFCR2_GETSIZE(reg));
|
||||
|
||||
SPI_WAIT_READY;
|
||||
spi_w32w(sfcr2, SFCR2);
|
||||
spi_w32w(sfcsr, SFCSR);
|
||||
spi_w32w(sfdr, SFDR);
|
||||
|
||||
spi_w32_mask(SFCR2_HOLD_TILL_SFDR2, 0, SFCR2);
|
||||
rtl838x_nor->io_status &= ~IOSTATUS_CIO_MASK;
|
||||
rtl838x_nor->io_status |= CIO1;
|
||||
|
||||
spi_prep(rtl838x_nor);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
int rtl838x_spi_nor_scan(struct spi_nor *nor, const char *name)
|
||||
{
|
||||
static const struct spi_nor_hwcaps hwcaps = {
|
||||
.mask = SNOR_HWCAPS_READ | SNOR_HWCAPS_PP
|
||||
| SNOR_HWCAPS_READ_FAST
|
||||
};
|
||||
|
||||
struct rtl838x_nor *rtl838x_nor = nor->priv;
|
||||
|
||||
pr_debug("In %s\n", __func__);
|
||||
|
||||
spi_w32_mask(0, SFCR_EnableWBO, SFCR);
|
||||
spi_w32_mask(0, SFCR_EnableRBO, SFCR);
|
||||
|
||||
rtl838x_nor->flags = CS0 | R_MODE;
|
||||
|
||||
spi_nor_scan(nor, NULL, &hwcaps);
|
||||
pr_debug("------------- Got size: %llx\n", nor->mtd.size);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int rtl838x_nor_init(struct rtl838x_nor *rtl838x_nor,
|
||||
struct device_node *flash_node)
|
||||
{
|
||||
int ret;
|
||||
struct spi_nor *nor;
|
||||
|
||||
pr_info("%s called\n", __func__);
|
||||
nor = &rtl838x_nor->nor;
|
||||
nor->dev = rtl838x_nor->dev;
|
||||
nor->priv = rtl838x_nor;
|
||||
spi_nor_set_flash_node(nor, flash_node);
|
||||
|
||||
nor->read_reg = rtl838x_nor_read_reg;
|
||||
nor->write_reg = rtl838x_nor_write_reg;
|
||||
nor->read = rtl838x_nor_read;
|
||||
nor->write = rtl838x_nor_write;
|
||||
nor->erase = rtl838x_erase;
|
||||
nor->mtd.name = "rtl838x_nor";
|
||||
nor->erase_opcode = rtl838x_nor->fourByteMode ? SPINOR_OP_SE_4B
|
||||
: SPINOR_OP_SE;
|
||||
/* initialized with NULL */
|
||||
ret = rtl838x_spi_nor_scan(nor, NULL);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
spi_enter_sio(nor);
|
||||
spi_write_disable(rtl838x_nor);
|
||||
|
||||
ret = mtd_device_parse_register(&nor->mtd, NULL, NULL, NULL, 0);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int rtl838x_nor_drv_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct device_node *flash_np;
|
||||
struct resource *res;
|
||||
int ret;
|
||||
struct rtl838x_nor *rtl838x_nor;
|
||||
int addrMode;
|
||||
|
||||
pr_info("Initializing rtl838x_nor_driver\n");
|
||||
if (!pdev->dev.of_node) {
|
||||
dev_err(&pdev->dev, "No DT found\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
rtl838x_nor = devm_kzalloc(&pdev->dev, sizeof(*rtl838x_nor), GFP_KERNEL);
|
||||
if (!rtl838x_nor)
|
||||
return -ENOMEM;
|
||||
platform_set_drvdata(pdev, rtl838x_nor);
|
||||
|
||||
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
rtl838x_nor->base = devm_ioremap_resource(&pdev->dev, res);
|
||||
if (IS_ERR((void *)rtl838x_nor->base))
|
||||
return PTR_ERR((void *)rtl838x_nor->base);
|
||||
|
||||
pr_info("SPI resource base is %08x\n", (u32)rtl838x_nor->base);
|
||||
rtl838x_nor->dev = &pdev->dev;
|
||||
|
||||
/* only support one attached flash */
|
||||
flash_np = of_get_next_available_child(pdev->dev.of_node, NULL);
|
||||
if (!flash_np) {
|
||||
dev_err(&pdev->dev, "no SPI flash device to configure\n");
|
||||
ret = -ENODEV;
|
||||
goto nor_free;
|
||||
}
|
||||
|
||||
/* Get the 3/4 byte address mode as configure by bootloader */
|
||||
if (soc_info.family == RTL8390_FAMILY_ID)
|
||||
addrMode = rtl8390_get_addr_mode(rtl838x_nor);
|
||||
else
|
||||
addrMode = rtl838x_get_addr_mode(rtl838x_nor);
|
||||
pr_info("Address mode is %d bytes\n", addrMode);
|
||||
if (addrMode == 4)
|
||||
rtl838x_nor->fourByteMode = true;
|
||||
|
||||
ret = rtl838x_nor_init(rtl838x_nor, flash_np);
|
||||
|
||||
nor_free:
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int rtl838x_nor_drv_remove(struct platform_device *pdev)
|
||||
{
|
||||
/* struct rtl8xx_nor *rtl838x_nor = platform_get_drvdata(pdev); */
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct of_device_id rtl838x_nor_of_ids[] = {
|
||||
{ .compatible = "realtek,rtl838x-nor"},
|
||||
{ /* sentinel */ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, rtl838x_nor_of_ids);
|
||||
|
||||
static struct platform_driver rtl838x_nor_driver = {
|
||||
.probe = rtl838x_nor_drv_probe,
|
||||
.remove = rtl838x_nor_drv_remove,
|
||||
.driver = {
|
||||
.name = "rtl838x-nor",
|
||||
.pm = NULL,
|
||||
.of_match_table = rtl838x_nor_of_ids,
|
||||
},
|
||||
};
|
||||
|
||||
module_platform_driver(rtl838x_nor_driver);
|
||||
|
||||
MODULE_LICENSE("GPL v2");
|
||||
MODULE_DESCRIPTION("RTL838x SPI NOR Flash Driver");
|
@ -0,0 +1,111 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
/*
|
||||
* Copyright (C) 2009 Realtek Semiconductor Corp.
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef _RTL838X_SPI_H
|
||||
#define _RTL838X_SPI_H
|
||||
|
||||
|
||||
/*
|
||||
* Register access macros
|
||||
*/
|
||||
|
||||
#define spi_r32(reg) readl(rtl838x_nor->base + reg)
|
||||
#define spi_w32(val, reg) writel(val, rtl838x_nor->base + reg)
|
||||
#define spi_w32_mask(clear, set, reg) \
|
||||
spi_w32((spi_r32(reg) & ~(clear)) | (set), reg)
|
||||
|
||||
#define SPI_WAIT_READY do { \
|
||||
} while (!(spi_r32(SFCSR) & SFCSR_SPI_RDY))
|
||||
|
||||
#define spi_w32w(val, reg) do { \
|
||||
writel(val, rtl838x_nor->base + reg); \
|
||||
SPI_WAIT_READY; \
|
||||
} while (0)
|
||||
|
||||
#define SFCR (0x00) /*SPI Flash Configuration Register*/
|
||||
#define SFCR_CLK_DIV(val) ((val)<<29)
|
||||
#define SFCR_EnableRBO (1<<28)
|
||||
#define SFCR_EnableWBO (1<<27)
|
||||
#define SFCR_SPI_TCS(val) ((val)<<23) /*4 bit, 1111 */
|
||||
|
||||
#define SFCR2 (0x04) /*For memory mapped I/O */
|
||||
#define SFCR2_SFCMD(val) ((val)<<24) /*8 bit, 1111_1111 */
|
||||
#define SFCR2_SIZE(val) ((val)<<21) /*3 bit, 111 */
|
||||
#define SFCR2_RDOPT (1<<20)
|
||||
#define SFCR2_CMDIO(val) ((val)<<18) /*2 bit, 11 */
|
||||
#define SFCR2_ADDRIO(val) ((val)<<16) /*2 bit, 11 */
|
||||
#define SFCR2_DUMMYCYCLE(val) ((val)<<13) /*3 bit, 111 */
|
||||
#define SFCR2_DATAIO(val) ((val)<<11) /*2 bit, 11 */
|
||||
#define SFCR2_HOLD_TILL_SFDR2 (1<<10)
|
||||
#define SFCR2_GETSIZE(x) (((x)&0x00E00000)>>21)
|
||||
|
||||
#define SFCSR (0x08) /*SPI Flash Control&Status Register*/
|
||||
#define SFCSR_SPI_CSB0 (1<<31)
|
||||
#define SFCSR_SPI_CSB1 (1<<30)
|
||||
#define SFCSR_LEN(val) ((val)<<28) /*2 bits*/
|
||||
#define SFCSR_SPI_RDY (1<<27)
|
||||
#define SFCSR_IO_WIDTH(val) ((val)<<25) /*2 bits*/
|
||||
#define SFCSR_CHIP_SEL (1<<24)
|
||||
#define SFCSR_CMD_BYTE(val) ((val)<<16) /*8 bit, 1111_1111 */
|
||||
|
||||
#define SFDR (0x0C) /*SPI Flash Data Register*/
|
||||
#define SFDR2 (0x10) /*SPI Flash Data Register - for post SPI bootup setting*/
|
||||
#define SPI_CS_INIT (SFCSR_SPI_CSB0 | SFCSR_SPI_CSB1 | SPI_LEN1)
|
||||
#define SPI_CS0 SFCSR_SPI_CSB0
|
||||
#define SPI_CS1 SFCSR_SPI_CSB1
|
||||
#define SPI_eCS0 ((SFCSR_SPI_CSB1)) /*and SFCSR to active CS0*/
|
||||
#define SPI_eCS1 ((SFCSR_SPI_CSB0)) /*and SFCSR to active CS1*/
|
||||
|
||||
#define SPI_WIP (1) /* Write In Progress */
|
||||
#define SPI_WEL (1<<1) /* Write Enable Latch*/
|
||||
#define SPI_SST_QIO_WIP (1<<7) /* SST QIO Flash Write In Progress */
|
||||
#define SPI_LEN_INIT 0xCFFFFFFF /* and SFCSR to init */
|
||||
#define SPI_LEN4 0x30000000 /* or SFCSR to set */
|
||||
#define SPI_LEN3 0x20000000 /* or SFCSR to set */
|
||||
#define SPI_LEN2 0x10000000 /* or SFCSR to set */
|
||||
#define SPI_LEN1 0x00000000 /* or SFCSR to set */
|
||||
#define SPI_SETLEN(val) do { \
|
||||
SPI_REG(SFCSR) &= 0xCFFFFFFF; \
|
||||
SPI_REG(SFCSR) |= (val-1)<<28; \
|
||||
} while (0)
|
||||
/*
|
||||
* SPI interface control
|
||||
*/
|
||||
#define RTL8390_SOC_SPI_MMIO_CONF (0x04)
|
||||
|
||||
#define IOSTATUS_CIO_MASK (0x00000038)
|
||||
|
||||
/* Chip select: bits 4-7*/
|
||||
#define CS0 (1<<4)
|
||||
#define R_MODE 0x04
|
||||
|
||||
/* io_status */
|
||||
#define IO1 (1<<0)
|
||||
#define IO2 (1<<1)
|
||||
#define CIO1 (1<<3)
|
||||
#define CIO2 (1<<4)
|
||||
#define CMD_IO1 (1<<6)
|
||||
#define W_ADDR_IO1 ((1)<<12)
|
||||
#define R_ADDR_IO2 ((2)<<9)
|
||||
#define R_DATA_IO2 ((2)<<15)
|
||||
#define W_DATA_IO1 ((1)<<18)
|
||||
|
||||
/* Commands */
|
||||
#define SPI_C_RSTQIO 0xFF
|
||||
|
||||
#define SPI_MAX_TRANSFER_SIZE 256
|
||||
|
||||
#endif /* _RTL838X_SPI_H */
|
@ -0,0 +1,8 @@
|
||||
# SPDX-License-Identifier: GPL-2.0-only
|
||||
config NET_DSA_RTL83XX
|
||||
tristate "Realtek RTL838x/RTL839x switch support"
|
||||
depends on RTL838X
|
||||
select NET_DSA_TAG_TRAILER
|
||||
---help---
|
||||
This driver adds support for Realtek RTL83xx series switching.
|
||||
|
@ -0,0 +1,3 @@
|
||||
# SPDX-License-Identifier: GPL-2.0
|
||||
obj-$(CONFIG_NET_DSA_RTL83XX) += common.o dsa.o \
|
||||
rtl838x.o rtl839x.o rtl930x.o rtl931x.o debugfs.o qos.o
|
722
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/common.c
Normal file
722
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/common.c
Normal file
@ -0,0 +1,722 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <linux/of_mdio.h>
|
||||
#include <linux/of_platform.h>
|
||||
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
#include "rtl83xx.h"
|
||||
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
extern const struct rtl838x_reg rtl838x_reg;
|
||||
extern const struct rtl838x_reg rtl839x_reg;
|
||||
extern const struct rtl838x_reg rtl930x_reg;
|
||||
extern const struct rtl838x_reg rtl931x_reg;
|
||||
|
||||
extern const struct dsa_switch_ops rtl83xx_switch_ops;
|
||||
extern const struct dsa_switch_ops rtl930x_switch_ops;
|
||||
|
||||
DEFINE_MUTEX(smi_lock);
|
||||
|
||||
int rtl83xx_port_get_stp_state(struct rtl838x_switch_priv *priv, int port)
|
||||
{
|
||||
u32 msti = 0;
|
||||
u32 port_state[4];
|
||||
int index, bit;
|
||||
int pos = port;
|
||||
int n = priv->port_width << 1;
|
||||
|
||||
/* Ports above or equal CPU port can never be configured */
|
||||
if (port >= priv->cpu_port)
|
||||
return -1;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
/* For the RTL839x and following, the bits are left-aligned in the 64/128 bit field */
|
||||
if (priv->family_id == RTL8390_FAMILY_ID)
|
||||
pos += 12;
|
||||
if (priv->family_id == RTL9300_FAMILY_ID)
|
||||
pos += 3;
|
||||
if (priv->family_id == RTL9310_FAMILY_ID)
|
||||
pos += 8;
|
||||
|
||||
index = n - (pos >> 4) - 1;
|
||||
bit = (pos << 1) % 32;
|
||||
|
||||
priv->r->stp_get(priv, msti, port_state);
|
||||
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
|
||||
return (port_state[index] >> bit) & 3;
|
||||
}
|
||||
|
||||
static struct table_reg rtl838x_tbl_regs[] = {
|
||||
TBL_DESC(0x6900, 0x6908, 3, 15, 13, 1), // RTL8380_TBL_L2
|
||||
TBL_DESC(0x6914, 0x6918, 18, 14, 12, 1), // RTL8380_TBL_0
|
||||
TBL_DESC(0xA4C8, 0xA4CC, 6, 14, 12, 1), // RTL8380_TBL_1
|
||||
|
||||
TBL_DESC(0x1180, 0x1184, 3, 16, 14, 0), // RTL8390_TBL_L2
|
||||
TBL_DESC(0x1190, 0x1194, 17, 15, 12, 0), // RTL8390_TBL_0
|
||||
TBL_DESC(0x6B80, 0x6B84, 4, 14, 12, 0), // RTL8390_TBL_1
|
||||
TBL_DESC(0x611C, 0x6120, 9, 8, 6, 0), // RTL8390_TBL_2
|
||||
|
||||
TBL_DESC(0xB320, 0xB334, 3, 18, 16, 0), // RTL9300_TBL_L2
|
||||
TBL_DESC(0xB340, 0xB344, 19, 16, 12, 0), // RTL9300_TBL_0
|
||||
TBL_DESC(0xB3A0, 0xB3A4, 20, 16, 13, 0), // RTL9300_TBL_1
|
||||
TBL_DESC(0xCE04, 0xCE08, 6, 14, 12, 0), // RTL9300_TBL_2
|
||||
TBL_DESC(0xD600, 0xD604, 30, 7, 6, 0), // RTL9300_TBL_HSB
|
||||
TBL_DESC(0x7880, 0x7884, 22, 9, 8, 0), // RTL9300_TBL_HSA
|
||||
|
||||
TBL_DESC(0x8500, 0x8508, 8, 19, 15, 0), // RTL9310_TBL_0
|
||||
TBL_DESC(0x40C0, 0x40C4, 22, 16, 14, 0), // RTL9310_TBL_1
|
||||
TBL_DESC(0x8528, 0x852C, 6, 18, 14, 0), // RTL9310_TBL_2
|
||||
TBL_DESC(0x0200, 0x0204, 9, 15, 12, 0), // RTL9310_TBL_3
|
||||
TBL_DESC(0x20dc, 0x20e0, 29, 7, 6, 0), // RTL9310_TBL_4
|
||||
TBL_DESC(0x7e1c, 0x7e20, 53, 8, 6, 0), // RTL9310_TBL_5
|
||||
};
|
||||
|
||||
void rtl_table_init(void)
|
||||
{
|
||||
int i;
|
||||
|
||||
for (i = 0; i < RTL_TBL_END; i++)
|
||||
mutex_init(&rtl838x_tbl_regs[i].lock);
|
||||
}
|
||||
|
||||
/*
|
||||
* Request access to table t in table access register r
|
||||
* Returns a handle to a lock for that table
|
||||
*/
|
||||
struct table_reg *rtl_table_get(rtl838x_tbl_reg_t r, int t)
|
||||
{
|
||||
if (r >= RTL_TBL_END)
|
||||
return NULL;
|
||||
|
||||
if (t >= BIT(rtl838x_tbl_regs[r].c_bit-rtl838x_tbl_regs[r].t_bit))
|
||||
return NULL;
|
||||
|
||||
mutex_lock(&rtl838x_tbl_regs[r].lock);
|
||||
rtl838x_tbl_regs[r].tbl = t;
|
||||
|
||||
return &rtl838x_tbl_regs[r];
|
||||
}
|
||||
|
||||
/*
|
||||
* Release a table r, unlock the corresponding lock
|
||||
*/
|
||||
void rtl_table_release(struct table_reg *r)
|
||||
{
|
||||
if (!r)
|
||||
return;
|
||||
|
||||
// pr_info("Unlocking %08x\n", (u32)r);
|
||||
mutex_unlock(&r->lock);
|
||||
// pr_info("Unlock done\n");
|
||||
}
|
||||
|
||||
/*
|
||||
* Reads table index idx into the data registers of the table
|
||||
*/
|
||||
void rtl_table_read(struct table_reg *r, int idx)
|
||||
{
|
||||
u32 cmd = r->rmode ? BIT(r->c_bit) : 0;
|
||||
|
||||
cmd |= BIT(r->c_bit + 1) | (r->tbl << r->t_bit) | (idx & (BIT(r->t_bit) - 1));
|
||||
sw_w32(cmd, r->addr);
|
||||
do { } while (sw_r32(r->addr) & BIT(r->c_bit + 1));
|
||||
}
|
||||
|
||||
/*
|
||||
* Writes the content of the table data registers into the table at index idx
|
||||
*/
|
||||
void rtl_table_write(struct table_reg *r, int idx)
|
||||
{
|
||||
u32 cmd = r->rmode ? 0 : BIT(r->c_bit);
|
||||
|
||||
cmd |= BIT(r->c_bit + 1) | (r->tbl << r->t_bit) | (idx & (BIT(r->t_bit) - 1));
|
||||
sw_w32(cmd, r->addr);
|
||||
do { } while (sw_r32(r->addr) & BIT(r->c_bit + 1));
|
||||
}
|
||||
|
||||
/*
|
||||
* Returns the address of the ith data register of table register r
|
||||
* the address is relative to the beginning of the Switch-IO block at 0xbb000000
|
||||
*/
|
||||
inline u16 rtl_table_data(struct table_reg *r, int i)
|
||||
{
|
||||
if (i >= r->max_data)
|
||||
i = r->max_data - 1;
|
||||
return r->data + i * 4;
|
||||
}
|
||||
|
||||
inline u32 rtl_table_data_r(struct table_reg *r, int i)
|
||||
{
|
||||
return sw_r32(rtl_table_data(r, i));
|
||||
}
|
||||
|
||||
inline void rtl_table_data_w(struct table_reg *r, u32 v, int i)
|
||||
{
|
||||
sw_w32(v, rtl_table_data(r, i));
|
||||
}
|
||||
|
||||
/* Port register accessor functions for the RTL838x and RTL930X SoCs */
|
||||
void rtl838x_mask_port_reg(u64 clear, u64 set, int reg)
|
||||
{
|
||||
sw_w32_mask((u32)clear, (u32)set, reg);
|
||||
}
|
||||
|
||||
void rtl838x_set_port_reg(u64 set, int reg)
|
||||
{
|
||||
sw_w32((u32)set, reg);
|
||||
}
|
||||
|
||||
u64 rtl838x_get_port_reg(int reg)
|
||||
{
|
||||
return ((u64) sw_r32(reg));
|
||||
}
|
||||
|
||||
/* Port register accessor functions for the RTL839x and RTL931X SoCs */
|
||||
void rtl839x_mask_port_reg_be(u64 clear, u64 set, int reg)
|
||||
{
|
||||
sw_w32_mask((u32)(clear >> 32), (u32)(set >> 32), reg);
|
||||
sw_w32_mask((u32)(clear & 0xffffffff), (u32)(set & 0xffffffff), reg + 4);
|
||||
}
|
||||
|
||||
u64 rtl839x_get_port_reg_be(int reg)
|
||||
{
|
||||
u64 v = sw_r32(reg);
|
||||
|
||||
v <<= 32;
|
||||
v |= sw_r32(reg + 4);
|
||||
return v;
|
||||
}
|
||||
|
||||
void rtl839x_set_port_reg_be(u64 set, int reg)
|
||||
{
|
||||
sw_w32(set >> 32, reg);
|
||||
sw_w32(set & 0xffffffff, reg + 4);
|
||||
}
|
||||
|
||||
void rtl839x_mask_port_reg_le(u64 clear, u64 set, int reg)
|
||||
{
|
||||
sw_w32_mask((u32)clear, (u32)set, reg);
|
||||
sw_w32_mask((u32)(clear >> 32), (u32)(set >> 32), reg + 4);
|
||||
}
|
||||
|
||||
void rtl839x_set_port_reg_le(u64 set, int reg)
|
||||
{
|
||||
sw_w32(set, reg);
|
||||
sw_w32(set >> 32, reg + 4);
|
||||
}
|
||||
|
||||
u64 rtl839x_get_port_reg_le(int reg)
|
||||
{
|
||||
u64 v = sw_r32(reg + 4);
|
||||
|
||||
v <<= 32;
|
||||
v |= sw_r32(reg);
|
||||
return v;
|
||||
}
|
||||
|
||||
int read_phy(u32 port, u32 page, u32 reg, u32 *val)
|
||||
{
|
||||
switch (soc_info.family) {
|
||||
case RTL8380_FAMILY_ID:
|
||||
return rtl838x_read_phy(port, page, reg, val);
|
||||
case RTL8390_FAMILY_ID:
|
||||
return rtl839x_read_phy(port, page, reg, val);
|
||||
case RTL9300_FAMILY_ID:
|
||||
return rtl930x_read_phy(port, page, reg, val);
|
||||
case RTL9310_FAMILY_ID:
|
||||
return rtl931x_read_phy(port, page, reg, val);
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
int write_phy(u32 port, u32 page, u32 reg, u32 val)
|
||||
{
|
||||
switch (soc_info.family) {
|
||||
case RTL8380_FAMILY_ID:
|
||||
return rtl838x_write_phy(port, page, reg, val);
|
||||
case RTL8390_FAMILY_ID:
|
||||
return rtl839x_write_phy(port, page, reg, val);
|
||||
case RTL9300_FAMILY_ID:
|
||||
return rtl930x_write_phy(port, page, reg, val);
|
||||
case RTL9310_FAMILY_ID:
|
||||
return rtl931x_write_phy(port, page, reg, val);
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
static int __init rtl83xx_mdio_probe(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
struct device *dev = priv->dev;
|
||||
struct device_node *dn, *mii_np = dev->of_node;
|
||||
struct mii_bus *bus;
|
||||
int ret;
|
||||
u32 pn;
|
||||
|
||||
pr_debug("In %s\n", __func__);
|
||||
mii_np = of_find_compatible_node(NULL, NULL, "realtek,rtl838x-mdio");
|
||||
if (mii_np) {
|
||||
pr_debug("Found compatible MDIO node!\n");
|
||||
} else {
|
||||
dev_err(priv->dev, "no %s child node found", "mdio-bus");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
priv->mii_bus = of_mdio_find_bus(mii_np);
|
||||
if (!priv->mii_bus) {
|
||||
pr_debug("Deferring probe of mdio bus\n");
|
||||
return -EPROBE_DEFER;
|
||||
}
|
||||
if (!of_device_is_available(mii_np))
|
||||
ret = -ENODEV;
|
||||
|
||||
bus = devm_mdiobus_alloc(priv->ds->dev);
|
||||
if (!bus)
|
||||
return -ENOMEM;
|
||||
|
||||
bus->name = "rtl838x slave mii";
|
||||
|
||||
/*
|
||||
* Since the NIC driver is loaded first, we can use the mdio rw functions
|
||||
* assigned there.
|
||||
*/
|
||||
bus->read = priv->mii_bus->read;
|
||||
bus->write = priv->mii_bus->write;
|
||||
snprintf(bus->id, MII_BUS_ID_SIZE, "%s-%d", bus->name, dev->id);
|
||||
|
||||
bus->parent = dev;
|
||||
priv->ds->slave_mii_bus = bus;
|
||||
priv->ds->slave_mii_bus->priv = priv;
|
||||
|
||||
ret = mdiobus_register(priv->ds->slave_mii_bus);
|
||||
if (ret && mii_np) {
|
||||
of_node_put(dn);
|
||||
return ret;
|
||||
}
|
||||
|
||||
dn = mii_np;
|
||||
for_each_node_by_name(dn, "ethernet-phy") {
|
||||
if (of_property_read_u32(dn, "reg", &pn))
|
||||
continue;
|
||||
|
||||
priv->ports[pn].dp = dsa_to_port(priv->ds, pn);
|
||||
|
||||
// Check for the integrated SerDes of the RTL8380M first
|
||||
if (of_property_read_bool(dn, "phy-is-integrated")
|
||||
&& priv->id == 0x8380 && pn >= 24) {
|
||||
pr_debug("----> FÓUND A SERDES\n");
|
||||
priv->ports[pn].phy = PHY_RTL838X_SDS;
|
||||
continue;
|
||||
}
|
||||
|
||||
if (of_property_read_bool(dn, "phy-is-integrated")
|
||||
&& !of_property_read_bool(dn, "sfp")) {
|
||||
priv->ports[pn].phy = PHY_RTL8218B_INT;
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!of_property_read_bool(dn, "phy-is-integrated")
|
||||
&& of_property_read_bool(dn, "sfp")) {
|
||||
priv->ports[pn].phy = PHY_RTL8214FC;
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!of_property_read_bool(dn, "phy-is-integrated")
|
||||
&& !of_property_read_bool(dn, "sfp")) {
|
||||
priv->ports[pn].phy = PHY_RTL8218B_EXT;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
// TODO: Do this needs to come from the .dts, at least the SerDes number
|
||||
if (priv->family_id == RTL9300_FAMILY_ID) {
|
||||
priv->ports[24].is2G5 = true;
|
||||
priv->ports[25].is2G5 = true;
|
||||
priv->ports[24].sds_num = 1;
|
||||
priv->ports[24].sds_num = 2;
|
||||
}
|
||||
|
||||
/* Disable MAC polling the PHY so that we can start configuration */
|
||||
priv->r->set_port_reg_le(0ULL, priv->r->smi_poll_ctrl);
|
||||
|
||||
/* Enable PHY control via SoC */
|
||||
if (priv->family_id == RTL8380_FAMILY_ID) {
|
||||
/* Enable SerDes NWAY and PHY control via SoC */
|
||||
sw_w32_mask(BIT(7), BIT(15), RTL838X_SMI_GLB_CTRL);
|
||||
} else {
|
||||
/* Disable PHY polling via SoC */
|
||||
sw_w32_mask(BIT(7), 0, RTL839X_SMI_GLB_CTRL);
|
||||
}
|
||||
|
||||
/* Power on fibre ports and reset them if necessary */
|
||||
if (priv->ports[24].phy == PHY_RTL838X_SDS) {
|
||||
pr_debug("Powering on fibre ports & reset\n");
|
||||
rtl8380_sds_power(24, 1);
|
||||
rtl8380_sds_power(26, 1);
|
||||
}
|
||||
|
||||
// TODO: Only power on SerDes with external PHYs connected
|
||||
if (priv->family_id == RTL9300_FAMILY_ID) {
|
||||
pr_info("RTL9300 Powering on SerDes ports\n");
|
||||
rtl9300_sds_power(24, 1);
|
||||
rtl9300_sds_power(25, 1);
|
||||
rtl9300_sds_power(26, 1);
|
||||
rtl9300_sds_power(27, 1);
|
||||
}
|
||||
|
||||
pr_debug("%s done\n", __func__);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int __init rtl83xx_get_l2aging(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
int t = sw_r32(priv->r->l2_ctrl_1);
|
||||
|
||||
t &= priv->family_id == RTL8380_FAMILY_ID ? 0x7fffff : 0x1FFFFF;
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
t = t * 128 / 625; /* Aging time in seconds. 0: L2 aging disabled */
|
||||
else
|
||||
t = (t * 3) / 5;
|
||||
|
||||
pr_debug("L2 AGING time: %d sec\n", t);
|
||||
pr_debug("Dynamic aging for ports: %x\n", sw_r32(priv->r->l2_port_aging_out));
|
||||
return t;
|
||||
}
|
||||
|
||||
/* Caller must hold priv->reg_mutex */
|
||||
int rtl83xx_lag_add(struct dsa_switch *ds, int group, int port)
|
||||
{
|
||||
struct rtl838x_switch_priv *priv = ds->priv;
|
||||
int i;
|
||||
|
||||
pr_info("%s: Adding port %d to LA-group %d\n", __func__, port, group);
|
||||
if (group >= priv->n_lags) {
|
||||
pr_err("Link Agrregation group too large.\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
if (port >= priv->cpu_port) {
|
||||
pr_err("Invalid port number.\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
for (i = 0; i < priv->n_lags; i++) {
|
||||
if (priv->lags_port_members[i] & BIT_ULL(i))
|
||||
break;
|
||||
}
|
||||
if (i != priv->n_lags) {
|
||||
pr_err("%s: Port already member of LAG: %d\n", __func__, i);
|
||||
return -ENOSPC;
|
||||
}
|
||||
|
||||
priv->r->mask_port_reg_be(0, BIT_ULL(port), priv->r->trk_mbr_ctr(group));
|
||||
priv->lags_port_members[group] |= BIT_ULL(port);
|
||||
|
||||
pr_info("lags_port_members %d now %016llx\n", group, priv->lags_port_members[group]);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Caller must hold priv->reg_mutex */
|
||||
int rtl83xx_lag_del(struct dsa_switch *ds, int group, int port)
|
||||
{
|
||||
struct rtl838x_switch_priv *priv = ds->priv;
|
||||
|
||||
pr_info("%s: Removing port %d from LA-group %d\n", __func__, port, group);
|
||||
|
||||
if (group >= priv->n_lags) {
|
||||
pr_err("Link Agrregation group too large.\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
if (port >= priv->cpu_port) {
|
||||
pr_err("Invalid port number.\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
|
||||
if (!(priv->lags_port_members[group] & BIT_ULL(port))) {
|
||||
pr_err("%s: Port not member of LAG: %d\n", __func__, group
|
||||
);
|
||||
return -ENOSPC;
|
||||
}
|
||||
|
||||
priv->r->mask_port_reg_be(BIT_ULL(port), 0, priv->r->trk_mbr_ctr(group));
|
||||
priv->lags_port_members[group] &= ~BIT_ULL(port);
|
||||
|
||||
pr_info("lags_port_members %d now %016llx\n", group, priv->lags_port_members[group]);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl83xx_handle_changeupper(struct rtl838x_switch_priv *priv,
|
||||
struct net_device *ndev,
|
||||
struct netdev_notifier_changeupper_info *info)
|
||||
{
|
||||
struct net_device *upper = info->upper_dev;
|
||||
int i, j, err;
|
||||
|
||||
if (!netif_is_lag_master(upper))
|
||||
return 0;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
for (i = 0; i < priv->n_lags; i++) {
|
||||
if ((!priv->lag_devs[i]) || (priv->lag_devs[i] == upper))
|
||||
break;
|
||||
}
|
||||
for (j = 0; j < priv->cpu_port; j++) {
|
||||
if (priv->ports[j].dp->slave == ndev)
|
||||
break;
|
||||
}
|
||||
if (j >= priv->cpu_port) {
|
||||
err = -EINVAL;
|
||||
goto out;
|
||||
}
|
||||
|
||||
if (info->linking) {
|
||||
if (!priv->lag_devs[i])
|
||||
priv->lag_devs[i] = upper;
|
||||
err = rtl83xx_lag_add(priv->ds, i, priv->ports[j].dp->index);
|
||||
if (err) {
|
||||
err = -EINVAL;
|
||||
goto out;
|
||||
}
|
||||
} else {
|
||||
if (!priv->lag_devs[i])
|
||||
err = -EINVAL;
|
||||
err = rtl83xx_lag_del(priv->ds, i, priv->ports[j].dp->index);
|
||||
if (err) {
|
||||
err = -EINVAL;
|
||||
goto out;
|
||||
}
|
||||
if (!priv->lags_port_members[i])
|
||||
priv->lag_devs[i] = NULL;
|
||||
}
|
||||
|
||||
out:
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl83xx_netdevice_event(struct notifier_block *this,
|
||||
unsigned long event, void *ptr)
|
||||
{
|
||||
struct net_device *ndev = netdev_notifier_info_to_dev(ptr);
|
||||
struct rtl838x_switch_priv *priv;
|
||||
int err;
|
||||
|
||||
pr_debug("In: %s, event: %lu\n", __func__, event);
|
||||
|
||||
if ((event != NETDEV_CHANGEUPPER) && (event != NETDEV_CHANGELOWERSTATE))
|
||||
return NOTIFY_DONE;
|
||||
|
||||
priv = container_of(this, struct rtl838x_switch_priv, nb);
|
||||
switch (event) {
|
||||
case NETDEV_CHANGEUPPER:
|
||||
err = rtl83xx_handle_changeupper(priv, ndev, ptr);
|
||||
break;
|
||||
}
|
||||
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
return NOTIFY_DONE;
|
||||
}
|
||||
|
||||
static int __init rtl83xx_sw_probe(struct platform_device *pdev)
|
||||
{
|
||||
int err = 0, i;
|
||||
struct rtl838x_switch_priv *priv;
|
||||
struct device *dev = &pdev->dev;
|
||||
u64 bpdu_mask;
|
||||
|
||||
pr_debug("Probing RTL838X switch device\n");
|
||||
if (!pdev->dev.of_node) {
|
||||
dev_err(dev, "No DT found\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
// Initialize access to RTL switch tables
|
||||
rtl_table_init();
|
||||
|
||||
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
|
||||
if (!priv)
|
||||
return -ENOMEM;
|
||||
|
||||
priv->ds = dsa_switch_alloc(dev, DSA_MAX_PORTS);
|
||||
|
||||
if (!priv->ds)
|
||||
return -ENOMEM;
|
||||
priv->ds->dev = dev;
|
||||
priv->ds->priv = priv;
|
||||
priv->ds->ops = &rtl83xx_switch_ops;
|
||||
priv->dev = dev;
|
||||
|
||||
priv->family_id = soc_info.family;
|
||||
priv->id = soc_info.id;
|
||||
switch(soc_info.family) {
|
||||
case RTL8380_FAMILY_ID:
|
||||
priv->ds->ops = &rtl83xx_switch_ops;
|
||||
priv->cpu_port = RTL838X_CPU_PORT;
|
||||
priv->port_mask = 0x1f;
|
||||
priv->port_width = 1;
|
||||
priv->irq_mask = 0x0FFFFFFF;
|
||||
priv->r = &rtl838x_reg;
|
||||
priv->ds->num_ports = 29;
|
||||
priv->fib_entries = 8192;
|
||||
rtl8380_get_version(priv);
|
||||
priv->n_lags = 8;
|
||||
priv->l2_bucket_size = 4;
|
||||
break;
|
||||
case RTL8390_FAMILY_ID:
|
||||
priv->ds->ops = &rtl83xx_switch_ops;
|
||||
priv->cpu_port = RTL839X_CPU_PORT;
|
||||
priv->port_mask = 0x3f;
|
||||
priv->port_width = 2;
|
||||
priv->irq_mask = 0xFFFFFFFFFFFFFULL;
|
||||
priv->r = &rtl839x_reg;
|
||||
priv->ds->num_ports = 53;
|
||||
priv->fib_entries = 16384;
|
||||
rtl8390_get_version(priv);
|
||||
priv->n_lags = 16;
|
||||
priv->l2_bucket_size = 4;
|
||||
break;
|
||||
case RTL9300_FAMILY_ID:
|
||||
priv->ds->ops = &rtl930x_switch_ops;
|
||||
priv->cpu_port = RTL930X_CPU_PORT;
|
||||
priv->port_mask = 0x1f;
|
||||
priv->port_width = 1;
|
||||
priv->irq_mask = 0x0FFFFFFF;
|
||||
priv->r = &rtl930x_reg;
|
||||
priv->ds->num_ports = 29;
|
||||
priv->fib_entries = 16384;
|
||||
priv->version = RTL8390_VERSION_A;
|
||||
priv->n_lags = 16;
|
||||
sw_w32(1, RTL930X_ST_CTRL);
|
||||
priv->l2_bucket_size = 8;
|
||||
break;
|
||||
case RTL9310_FAMILY_ID:
|
||||
priv->ds->ops = &rtl930x_switch_ops;
|
||||
priv->cpu_port = RTL931X_CPU_PORT;
|
||||
priv->port_mask = 0x3f;
|
||||
priv->port_width = 2;
|
||||
priv->irq_mask = 0xFFFFFFFFFFFFFULL;
|
||||
priv->r = &rtl931x_reg;
|
||||
priv->ds->num_ports = 57;
|
||||
priv->fib_entries = 16384;
|
||||
priv->version = RTL8390_VERSION_A;
|
||||
priv->n_lags = 16;
|
||||
priv->l2_bucket_size = 8;
|
||||
break;
|
||||
}
|
||||
pr_debug("Chip version %c\n", priv->version);
|
||||
|
||||
err = rtl83xx_mdio_probe(priv);
|
||||
if (err) {
|
||||
/* Probing fails the 1st time because of missing ethernet driver
|
||||
* initialization. Use this to disable traffic in case the bootloader left if on
|
||||
*/
|
||||
return err;
|
||||
}
|
||||
err = dsa_register_switch(priv->ds);
|
||||
if (err) {
|
||||
dev_err(dev, "Error registering switch: %d\n", err);
|
||||
return err;
|
||||
}
|
||||
|
||||
/* Enable link and media change interrupts. Are the SERDES masks needed? */
|
||||
sw_w32_mask(0, 3, priv->r->isr_glb_src);
|
||||
|
||||
priv->r->set_port_reg_le(priv->irq_mask, priv->r->isr_port_link_sts_chg);
|
||||
priv->r->set_port_reg_le(priv->irq_mask, priv->r->imr_port_link_sts_chg);
|
||||
|
||||
priv->link_state_irq = platform_get_irq(pdev, 0);
|
||||
pr_info("LINK state irq: %d\n", priv->link_state_irq);
|
||||
switch (priv->family_id) {
|
||||
case RTL8380_FAMILY_ID:
|
||||
err = request_irq(priv->link_state_irq, rtl838x_switch_irq,
|
||||
IRQF_SHARED, "rtl838x-link-state", priv->ds);
|
||||
break;
|
||||
case RTL8390_FAMILY_ID:
|
||||
err = request_irq(priv->link_state_irq, rtl839x_switch_irq,
|
||||
IRQF_SHARED, "rtl839x-link-state", priv->ds);
|
||||
break;
|
||||
case RTL9300_FAMILY_ID:
|
||||
err = request_irq(priv->link_state_irq, rtl930x_switch_irq,
|
||||
IRQF_SHARED, "rtl930x-link-state", priv->ds);
|
||||
break;
|
||||
case RTL9310_FAMILY_ID:
|
||||
err = request_irq(priv->link_state_irq, rtl931x_switch_irq,
|
||||
IRQF_SHARED, "rtl931x-link-state", priv->ds);
|
||||
break;
|
||||
}
|
||||
if (err) {
|
||||
dev_err(dev, "Error setting up switch interrupt.\n");
|
||||
/* Need to free allocated switch here */
|
||||
}
|
||||
|
||||
/* Enable interrupts for switch, on RTL931x, the IRQ is always on globally */
|
||||
if (soc_info.family != RTL9310_FAMILY_ID)
|
||||
sw_w32(0x1, priv->r->imr_glb);
|
||||
|
||||
rtl83xx_get_l2aging(priv);
|
||||
|
||||
rtl83xx_setup_qos(priv);
|
||||
|
||||
/* Clear all destination ports for mirror groups */
|
||||
for (i = 0; i < 4; i++)
|
||||
priv->mirror_group_ports[i] = -1;
|
||||
|
||||
priv->nb.notifier_call = rtl83xx_netdevice_event;
|
||||
if (register_netdevice_notifier(&priv->nb)) {
|
||||
priv->nb.notifier_call = NULL;
|
||||
dev_err(dev, "Failed to register LAG netdev notifier\n");
|
||||
}
|
||||
|
||||
// Flood BPDUs to all ports including cpu-port
|
||||
if (soc_info.family != RTL9300_FAMILY_ID) { // TODO: Port this functionality
|
||||
bpdu_mask = soc_info.family == RTL8380_FAMILY_ID ? 0x1FFFFFFF : 0x1FFFFFFFFFFFFF;
|
||||
priv->r->set_port_reg_be(bpdu_mask, priv->r->rma_bpdu_fld_pmask);
|
||||
|
||||
// TRAP 802.1X frames (EAPOL) to the CPU-Port, bypass STP and VLANs
|
||||
sw_w32(7, priv->r->spcl_trap_eapol_ctrl);
|
||||
|
||||
rtl838x_dbgfs_init(priv);
|
||||
}
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
static int rtl83xx_sw_remove(struct platform_device *pdev)
|
||||
{
|
||||
// TODO:
|
||||
pr_debug("Removing platform driver for rtl83xx-sw\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct of_device_id rtl83xx_switch_of_ids[] = {
|
||||
{ .compatible = "realtek,rtl83xx-switch"},
|
||||
{ /* sentinel */ }
|
||||
};
|
||||
|
||||
|
||||
MODULE_DEVICE_TABLE(of, rtl83xx_switch_of_ids);
|
||||
|
||||
static struct platform_driver rtl83xx_switch_driver = {
|
||||
.probe = rtl83xx_sw_probe,
|
||||
.remove = rtl83xx_sw_remove,
|
||||
.driver = {
|
||||
.name = "rtl83xx-switch",
|
||||
.pm = NULL,
|
||||
.of_match_table = rtl83xx_switch_of_ids,
|
||||
},
|
||||
};
|
||||
|
||||
module_platform_driver(rtl83xx_switch_driver);
|
||||
|
||||
MODULE_AUTHOR("B. Koblitz");
|
||||
MODULE_DESCRIPTION("RTL83XX SoC Switch Driver");
|
||||
MODULE_LICENSE("GPL");
|
@ -0,0 +1,476 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <linux/debugfs.h>
|
||||
#include <linux/kernel.h>
|
||||
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
#include "rtl83xx.h"
|
||||
|
||||
#define RTL838X_DRIVER_NAME "rtl838x"
|
||||
|
||||
#define RTL8380_LED_GLB_CTRL (0xA000)
|
||||
#define RTL8380_LED_MODE_SEL (0x1004)
|
||||
#define RTL8380_LED_MODE_CTRL (0xA004)
|
||||
#define RTL8380_LED_P_EN_CTRL (0xA008)
|
||||
#define RTL8380_LED_SW_CTRL (0xA00C)
|
||||
#define RTL8380_LED0_SW_P_EN_CTRL (0xA010)
|
||||
#define RTL8380_LED1_SW_P_EN_CTRL (0xA014)
|
||||
#define RTL8380_LED2_SW_P_EN_CTRL (0xA018)
|
||||
#define RTL8380_LED_SW_P_CTRL(p) (0xA01C + (((p) << 2)))
|
||||
|
||||
#define RTL8390_LED_GLB_CTRL (0x00E4)
|
||||
#define RTL8390_LED_SET_2_3_CTRL (0x00E8)
|
||||
#define RTL8390_LED_SET_0_1_CTRL (0x00EC)
|
||||
#define RTL8390_LED_COPR_SET_SEL_CTRL(p) (0x00F0 + (((p >> 4) << 2)))
|
||||
#define RTL8390_LED_FIB_SET_SEL_CTRL(p) (0x0100 + (((p >> 4) << 2)))
|
||||
#define RTL8390_LED_COPR_PMASK_CTRL(p) (0x0110 + (((p >> 5) << 2)))
|
||||
#define RTL8390_LED_FIB_PMASK_CTRL(p) (0x00118 + (((p >> 5) << 2)))
|
||||
#define RTL8390_LED_COMBO_CTRL(p) (0x0120 + (((p >> 5) << 2)))
|
||||
#define RTL8390_LED_SW_CTRL (0x0128)
|
||||
#define RTL8390_LED_SW_P_EN_CTRL(p) (0x012C + (((p / 10) << 2)))
|
||||
#define RTL8390_LED_SW_P_CTRL(p) (0x0144 + (((p) << 2)))
|
||||
|
||||
#define RTL838X_MIR_QID_CTRL(grp) (0xAD44 + (((grp) << 2)))
|
||||
#define RTL838X_MIR_RSPAN_VLAN_CTRL(grp) (0xA340 + (((grp) << 2)))
|
||||
#define RTL838X_MIR_RSPAN_VLAN_CTRL_MAC(grp) (0xAA70 + (((grp) << 2)))
|
||||
#define RTL838X_MIR_RSPAN_TX_CTRL (0xA350)
|
||||
#define RTL838X_MIR_RSPAN_TX_TAG_RM_CTRL (0xAA80)
|
||||
#define RTL838X_MIR_RSPAN_TX_TAG_EN_CTRL (0xAA84)
|
||||
#define RTL839X_MIR_RSPAN_VLAN_CTRL(grp) (0xA340 + (((grp) << 2)))
|
||||
#define RTL839X_MIR_RSPAN_TX_CTRL (0x69b0)
|
||||
#define RTL839X_MIR_RSPAN_TX_TAG_RM_CTRL (0x2550)
|
||||
#define RTL839X_MIR_RSPAN_TX_TAG_EN_CTRL (0x2554)
|
||||
#define RTL839X_MIR_SAMPLE_RATE_CTRL (0x2558)
|
||||
|
||||
int rtl83xx_port_get_stp_state(struct rtl838x_switch_priv *priv, int port);
|
||||
void rtl83xx_port_stp_state_set(struct dsa_switch *ds, int port, u8 state);
|
||||
void rtl83xx_fast_age(struct dsa_switch *ds, int port);
|
||||
u32 rtl838x_get_egress_rate(struct rtl838x_switch_priv *priv, int port);
|
||||
u32 rtl839x_get_egress_rate(struct rtl838x_switch_priv *priv, int port);
|
||||
int rtl838x_set_egress_rate(struct rtl838x_switch_priv *priv, int port, u32 rate);
|
||||
int rtl839x_set_egress_rate(struct rtl838x_switch_priv *priv, int port, u32 rate);
|
||||
|
||||
static ssize_t rtl838x_common_read(char __user *buffer, size_t count,
|
||||
loff_t *ppos, unsigned int value)
|
||||
{
|
||||
char *buf;
|
||||
ssize_t len;
|
||||
|
||||
if (*ppos != 0)
|
||||
return 0;
|
||||
|
||||
buf = kasprintf(GFP_KERNEL, "0x%08x\n", value);
|
||||
if (!buf)
|
||||
return -ENOMEM;
|
||||
|
||||
if (count < strlen(buf)) {
|
||||
kfree(buf);
|
||||
return -ENOSPC;
|
||||
}
|
||||
|
||||
len = simple_read_from_buffer(buffer, count, ppos, buf, strlen(buf));
|
||||
kfree(buf);
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static ssize_t rtl838x_common_write(const char __user *buffer, size_t count,
|
||||
loff_t *ppos, unsigned int *value)
|
||||
{
|
||||
char b[32];
|
||||
ssize_t len;
|
||||
int ret;
|
||||
|
||||
if (*ppos != 0)
|
||||
return -EINVAL;
|
||||
|
||||
if (count >= sizeof(b))
|
||||
return -ENOSPC;
|
||||
|
||||
len = simple_write_to_buffer(b, sizeof(b) - 1, ppos,
|
||||
buffer, count);
|
||||
if (len < 0)
|
||||
return len;
|
||||
|
||||
b[len] = '\0';
|
||||
ret = kstrtouint(b, 16, value);
|
||||
if (ret)
|
||||
return -EIO;
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static ssize_t stp_state_read(struct file *filp, char __user *buffer, size_t count,
|
||||
loff_t *ppos)
|
||||
{
|
||||
struct rtl838x_port *p = filp->private_data;
|
||||
struct dsa_switch *ds = p->dp->ds;
|
||||
int value = rtl83xx_port_get_stp_state(ds->priv, p->dp->index);
|
||||
|
||||
if (value < 0)
|
||||
return -EINVAL;
|
||||
|
||||
return rtl838x_common_read(buffer, count, ppos, (u32)value);
|
||||
}
|
||||
|
||||
static ssize_t stp_state_write(struct file *filp, const char __user *buffer,
|
||||
size_t count, loff_t *ppos)
|
||||
{
|
||||
struct rtl838x_port *p = filp->private_data;
|
||||
u32 value;
|
||||
size_t res = rtl838x_common_write(buffer, count, ppos, &value);
|
||||
if (res < 0)
|
||||
return res;
|
||||
|
||||
rtl83xx_port_stp_state_set(p->dp->ds, p->dp->index, (u8)value);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static const struct file_operations stp_state_fops = {
|
||||
.owner = THIS_MODULE,
|
||||
.open = simple_open,
|
||||
.read = stp_state_read,
|
||||
.write = stp_state_write,
|
||||
};
|
||||
|
||||
static ssize_t age_out_read(struct file *filp, char __user *buffer, size_t count,
|
||||
loff_t *ppos)
|
||||
{
|
||||
struct rtl838x_port *p = filp->private_data;
|
||||
struct dsa_switch *ds = p->dp->ds;
|
||||
struct rtl838x_switch_priv *priv = ds->priv;
|
||||
int value = sw_r32(priv->r->l2_port_aging_out);
|
||||
|
||||
if (value < 0)
|
||||
return -EINVAL;
|
||||
|
||||
return rtl838x_common_read(buffer, count, ppos, (u32)value);
|
||||
}
|
||||
|
||||
static ssize_t age_out_write(struct file *filp, const char __user *buffer,
|
||||
size_t count, loff_t *ppos)
|
||||
{
|
||||
struct rtl838x_port *p = filp->private_data;
|
||||
u32 value;
|
||||
size_t res = rtl838x_common_write(buffer, count, ppos, &value);
|
||||
if (res < 0)
|
||||
return res;
|
||||
|
||||
rtl83xx_fast_age(p->dp->ds, p->dp->index);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static const struct file_operations age_out_fops = {
|
||||
.owner = THIS_MODULE,
|
||||
.open = simple_open,
|
||||
.read = age_out_read,
|
||||
.write = age_out_write,
|
||||
};
|
||||
|
||||
static ssize_t port_egress_rate_read(struct file *filp, char __user *buffer, size_t count,
|
||||
loff_t *ppos)
|
||||
{
|
||||
struct rtl838x_port *p = filp->private_data;
|
||||
struct dsa_switch *ds = p->dp->ds;
|
||||
struct rtl838x_switch_priv *priv = ds->priv;
|
||||
int value;
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
value = rtl838x_get_egress_rate(priv, p->dp->index);
|
||||
else
|
||||
value = rtl839x_get_egress_rate(priv, p->dp->index);
|
||||
|
||||
if (value < 0)
|
||||
return -EINVAL;
|
||||
|
||||
return rtl838x_common_read(buffer, count, ppos, (u32)value);
|
||||
}
|
||||
|
||||
static ssize_t port_egress_rate_write(struct file *filp, const char __user *buffer,
|
||||
size_t count, loff_t *ppos)
|
||||
{
|
||||
struct rtl838x_port *p = filp->private_data;
|
||||
struct dsa_switch *ds = p->dp->ds;
|
||||
struct rtl838x_switch_priv *priv = ds->priv;
|
||||
u32 value;
|
||||
size_t res = rtl838x_common_write(buffer, count, ppos, &value);
|
||||
if (res < 0)
|
||||
return res;
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
rtl838x_set_egress_rate(priv, p->dp->index, value);
|
||||
else
|
||||
rtl839x_set_egress_rate(priv, p->dp->index, value);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static const struct file_operations port_egress_fops = {
|
||||
.owner = THIS_MODULE,
|
||||
.open = simple_open,
|
||||
.read = port_egress_rate_read,
|
||||
.write = port_egress_rate_write,
|
||||
};
|
||||
|
||||
|
||||
static const struct debugfs_reg32 port_ctrl_regs[] = {
|
||||
{ .name = "port_isolation", .offset = RTL838X_PORT_ISO_CTRL(0), },
|
||||
{ .name = "mac_force_mode", .offset = RTL838X_MAC_FORCE_MODE_CTRL, },
|
||||
};
|
||||
|
||||
void rtl838x_dbgfs_cleanup(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
debugfs_remove_recursive(priv->dbgfs_dir);
|
||||
|
||||
// kfree(priv->dbgfs_entries);
|
||||
}
|
||||
|
||||
static int rtl838x_dbgfs_port_init(struct dentry *parent, struct rtl838x_switch_priv *priv,
|
||||
int port)
|
||||
{
|
||||
struct dentry *port_dir;
|
||||
struct debugfs_regset32 *port_ctrl_regset;
|
||||
|
||||
port_dir = debugfs_create_dir(priv->ports[port].dp->name, parent);
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID) {
|
||||
debugfs_create_x32("storm_rate_uc", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_STORM_CTRL_PORT_UC(port)));
|
||||
|
||||
debugfs_create_x32("storm_rate_mc", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_STORM_CTRL_PORT_MC(port)));
|
||||
|
||||
debugfs_create_x32("storm_rate_bc", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_STORM_CTRL_PORT_BC(port)));
|
||||
|
||||
debugfs_create_x32("vlan_port_tag_sts_ctrl", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_VLAN_PORT_TAG_STS_CTRL
|
||||
+ (port << 2)));
|
||||
} else {
|
||||
debugfs_create_x32("storm_rate_uc", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_STORM_CTRL_PORT_UC_0(port)));
|
||||
|
||||
debugfs_create_x32("storm_rate_mc", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_STORM_CTRL_PORT_MC_0(port)));
|
||||
|
||||
debugfs_create_x32("storm_rate_bc", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_STORM_CTRL_PORT_BC_0(port)));
|
||||
|
||||
debugfs_create_x32("vlan_port_tag_sts_ctrl", 0644, port_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_VLAN_PORT_TAG_STS_CTRL
|
||||
+ (port << 2)));
|
||||
}
|
||||
|
||||
debugfs_create_u32("id", 0444, port_dir, (u32 *)&priv->ports[port].dp->index);
|
||||
|
||||
port_ctrl_regset = devm_kzalloc(priv->dev, sizeof(*port_ctrl_regset), GFP_KERNEL);
|
||||
if (!port_ctrl_regset)
|
||||
return -ENOMEM;
|
||||
|
||||
port_ctrl_regset->regs = port_ctrl_regs;
|
||||
port_ctrl_regset->nregs = ARRAY_SIZE(port_ctrl_regs);
|
||||
port_ctrl_regset->base = (void *)(RTL838X_SW_BASE + (port << 2));
|
||||
debugfs_create_regset32("port_ctrl", 0400, port_dir, port_ctrl_regset);
|
||||
|
||||
debugfs_create_file("stp_state", 0600, port_dir, &priv->ports[port], &stp_state_fops);
|
||||
debugfs_create_file("age_out", 0600, port_dir, &priv->ports[port], &age_out_fops);
|
||||
debugfs_create_file("port_egress_rate", 0600, port_dir, &priv->ports[port],
|
||||
&port_egress_fops);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rtl838x_dbgfs_leds(struct dentry *parent, struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
struct dentry *led_dir;
|
||||
int p;
|
||||
char led_sw_p_ctrl_name[20];
|
||||
char port_led_name[20];
|
||||
|
||||
led_dir = debugfs_create_dir("led", parent);
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID) {
|
||||
debugfs_create_x32("led_glb_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED_GLB_CTRL));
|
||||
debugfs_create_x32("led_mode_sel", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED_MODE_SEL));
|
||||
debugfs_create_x32("led_mode_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED_MODE_CTRL));
|
||||
debugfs_create_x32("led_p_en_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED_P_EN_CTRL));
|
||||
debugfs_create_x32("led_sw_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED_SW_CTRL));
|
||||
debugfs_create_x32("led0_sw_p_en_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED0_SW_P_EN_CTRL));
|
||||
debugfs_create_x32("led1_sw_p_en_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED1_SW_P_EN_CTRL));
|
||||
debugfs_create_x32("led2_sw_p_en_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED2_SW_P_EN_CTRL));
|
||||
for (p = 0; p < 28; p++) {
|
||||
snprintf(led_sw_p_ctrl_name, sizeof(led_sw_p_ctrl_name),
|
||||
"led_sw_p_ctrl.%02d", p);
|
||||
debugfs_create_x32(led_sw_p_ctrl_name, 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8380_LED_SW_P_CTRL(p)));
|
||||
}
|
||||
} else if (priv->family_id == RTL8390_FAMILY_ID) {
|
||||
debugfs_create_x32("led_glb_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_GLB_CTRL));
|
||||
debugfs_create_x32("led_set_2_3", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_SET_2_3_CTRL));
|
||||
debugfs_create_x32("led_set_0_1", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_SET_0_1_CTRL));
|
||||
for (p = 0; p < 4; p++) {
|
||||
snprintf(port_led_name, sizeof(port_led_name), "led_copr_set_sel.%1d", p);
|
||||
debugfs_create_x32(port_led_name, 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_COPR_SET_SEL_CTRL(p << 4)));
|
||||
snprintf(port_led_name, sizeof(port_led_name), "led_fib_set_sel.%1d", p);
|
||||
debugfs_create_x32(port_led_name, 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_FIB_SET_SEL_CTRL(p << 4)));
|
||||
}
|
||||
debugfs_create_x32("led_copr_pmask_ctrl_0", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_COPR_PMASK_CTRL(0)));
|
||||
debugfs_create_x32("led_copr_pmask_ctrl_1", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_COPR_PMASK_CTRL(32)));
|
||||
debugfs_create_x32("led_fib_pmask_ctrl_0", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_FIB_PMASK_CTRL(0)));
|
||||
debugfs_create_x32("led_fib_pmask_ctrl_1", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_FIB_PMASK_CTRL(32)));
|
||||
debugfs_create_x32("led_combo_ctrl_0", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_COMBO_CTRL(0)));
|
||||
debugfs_create_x32("led_combo_ctrl_1", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_COMBO_CTRL(32)));
|
||||
debugfs_create_x32("led_sw_ctrl", 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_SW_CTRL));
|
||||
for (p = 0; p < 5; p++) {
|
||||
snprintf(port_led_name, sizeof(port_led_name), "led_sw_p_en_ctrl.%1d", p);
|
||||
debugfs_create_x32(port_led_name, 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_SW_P_EN_CTRL(p * 10)));
|
||||
}
|
||||
for (p = 0; p < 28; p++) {
|
||||
snprintf(port_led_name, sizeof(port_led_name), "led_sw_p_ctrl.%02d", p);
|
||||
debugfs_create_x32(port_led_name, 0644, led_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL8390_LED_SW_P_CTRL(p)));
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
void rtl838x_dbgfs_init(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
struct dentry *rtl838x_dir;
|
||||
struct dentry *port_dir;
|
||||
struct dentry *mirror_dir;
|
||||
struct debugfs_regset32 *port_ctrl_regset;
|
||||
int ret, i;
|
||||
char lag_name[10];
|
||||
char mirror_name[10];
|
||||
|
||||
pr_info("%s called\n", __func__);
|
||||
rtl838x_dir = debugfs_lookup(RTL838X_DRIVER_NAME, NULL);
|
||||
if (!rtl838x_dir)
|
||||
rtl838x_dir = debugfs_create_dir(RTL838X_DRIVER_NAME, NULL);
|
||||
|
||||
priv->dbgfs_dir = rtl838x_dir;
|
||||
|
||||
debugfs_create_u32("soc", 0444, rtl838x_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MODEL_NAME_INFO));
|
||||
|
||||
/* Create one directory per port */
|
||||
for (i = 0; i < priv->cpu_port; i++) {
|
||||
if (priv->ports[i].phy) {
|
||||
ret = rtl838x_dbgfs_port_init(rtl838x_dir, priv, i);
|
||||
if (ret)
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
|
||||
/* Create directory for CPU-port */
|
||||
port_dir = debugfs_create_dir("cpu_port", rtl838x_dir);
|
||||
port_ctrl_regset = devm_kzalloc(priv->dev, sizeof(*port_ctrl_regset), GFP_KERNEL);
|
||||
if (!port_ctrl_regset) {
|
||||
ret = -ENOMEM;
|
||||
goto err;
|
||||
}
|
||||
|
||||
port_ctrl_regset->regs = port_ctrl_regs;
|
||||
port_ctrl_regset->nregs = ARRAY_SIZE(port_ctrl_regs);
|
||||
port_ctrl_regset->base = (void *)(RTL838X_SW_BASE + (priv->cpu_port << 2));
|
||||
debugfs_create_regset32("port_ctrl", 0400, port_dir, port_ctrl_regset);
|
||||
debugfs_create_u8("id", 0444, port_dir, &priv->cpu_port);
|
||||
|
||||
/* Create entries for LAGs */
|
||||
for (i = 0; i < priv->n_lags; i++) {
|
||||
snprintf(lag_name, sizeof(lag_name), "lag.%02d", i);
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
debugfs_create_x32(lag_name, 0644, rtl838x_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + priv->r->trk_mbr_ctr(i)));
|
||||
else
|
||||
debugfs_create_x64(lag_name, 0644, rtl838x_dir,
|
||||
(u64 *)(RTL838X_SW_BASE + priv->r->trk_mbr_ctr(i)));
|
||||
}
|
||||
|
||||
/* Create directories for mirror groups */
|
||||
for (i = 0; i < 4; i++) {
|
||||
snprintf(mirror_name, sizeof(mirror_name), "mirror.%1d", i);
|
||||
mirror_dir = debugfs_create_dir(mirror_name, rtl838x_dir);
|
||||
if (priv->family_id == RTL8380_FAMILY_ID) {
|
||||
debugfs_create_x32("ctrl", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_CTRL + i * 4));
|
||||
debugfs_create_x32("ingress_pm", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + priv->r->mir_spm + i * 4));
|
||||
debugfs_create_x32("egress_pm", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + priv->r->mir_dpm + i * 4));
|
||||
debugfs_create_x32("qid", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_QID_CTRL(i)));
|
||||
debugfs_create_x32("rspan_vlan", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_RSPAN_VLAN_CTRL(i)));
|
||||
debugfs_create_x32("rspan_vlan_mac", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_RSPAN_VLAN_CTRL_MAC(i)));
|
||||
debugfs_create_x32("rspan_tx", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_RSPAN_TX_CTRL));
|
||||
debugfs_create_x32("rspan_tx_tag_rm", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_RSPAN_TX_TAG_RM_CTRL));
|
||||
debugfs_create_x32("rspan_tx_tag_en", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_MIR_RSPAN_TX_TAG_EN_CTRL));
|
||||
} else {
|
||||
debugfs_create_x32("ctrl", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_MIR_CTRL + i * 4));
|
||||
debugfs_create_x64("ingress_pm", 0644, mirror_dir,
|
||||
(u64 *)(RTL838X_SW_BASE + priv->r->mir_spm + i * 8));
|
||||
debugfs_create_x64("egress_pm", 0644, mirror_dir,
|
||||
(u64 *)(RTL838X_SW_BASE + priv->r->mir_dpm + i * 8));
|
||||
debugfs_create_x32("rspan_vlan", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_MIR_RSPAN_VLAN_CTRL(i)));
|
||||
debugfs_create_x32("rspan_tx", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_MIR_RSPAN_TX_CTRL));
|
||||
debugfs_create_x32("rspan_tx_tag_rm", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_MIR_RSPAN_TX_TAG_RM_CTRL));
|
||||
debugfs_create_x32("rspan_tx_tag_en", 0644, mirror_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_MIR_RSPAN_TX_TAG_EN_CTRL));
|
||||
debugfs_create_x64("sample_rate", 0644, mirror_dir,
|
||||
(u64 *)(RTL838X_SW_BASE + RTL839X_MIR_SAMPLE_RATE_CTRL));
|
||||
}
|
||||
}
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
debugfs_create_x32("bpdu_flood_mask", 0644, rtl838x_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + priv->r->rma_bpdu_fld_pmask));
|
||||
else
|
||||
debugfs_create_x64("bpdu_flood_mask", 0644, rtl838x_dir,
|
||||
(u64 *)(RTL838X_SW_BASE + priv->r->rma_bpdu_fld_pmask));
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
debugfs_create_x32("vlan_ctrl", 0644, rtl838x_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL838X_VLAN_CTRL));
|
||||
else
|
||||
debugfs_create_x32("vlan_ctrl", 0644, rtl838x_dir,
|
||||
(u32 *)(RTL838X_SW_BASE + RTL839X_VLAN_CTRL));
|
||||
|
||||
ret = rtl838x_dbgfs_leds(rtl838x_dir, priv);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
return;
|
||||
err:
|
||||
rtl838x_dbgfs_cleanup(priv);
|
||||
}
|
1587
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/dsa.c
Normal file
1587
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/dsa.c
Normal file
File diff suppressed because it is too large
Load Diff
576
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/qos.c
Normal file
576
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/qos.c
Normal file
@ -0,0 +1,576 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <net/dsa.h>
|
||||
#include <linux/delay.h>
|
||||
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
#include "rtl83xx.h"
|
||||
|
||||
static struct rtl838x_switch_priv *switch_priv;
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
enum scheduler_type {
|
||||
WEIGHTED_FAIR_QUEUE = 0,
|
||||
WEIGHTED_ROUND_ROBIN,
|
||||
};
|
||||
|
||||
int max_available_queue[] = {0, 1, 2, 3, 4, 5, 6, 7};
|
||||
int default_queue_weights[] = {1, 1, 1, 1, 1, 1, 1, 1};
|
||||
int dot1p_priority_remapping[] = {0, 1, 2, 3, 4, 5, 6, 7};
|
||||
|
||||
static void rtl839x_read_scheduling_table(int port)
|
||||
{
|
||||
u32 cmd = 1 << 9 /* Execute cmd */
|
||||
| 0 << 8 /* Read */
|
||||
| 0 << 6 /* Table type 0b00 */
|
||||
| (port & 0x3f);
|
||||
rtl839x_exec_tbl2_cmd(cmd);
|
||||
}
|
||||
|
||||
static void rtl839x_write_scheduling_table(int port)
|
||||
{
|
||||
u32 cmd = 1 << 9 /* Execute cmd */
|
||||
| 1 << 8 /* Write */
|
||||
| 0 << 6 /* Table type 0b00 */
|
||||
| (port & 0x3f);
|
||||
rtl839x_exec_tbl2_cmd(cmd);
|
||||
}
|
||||
|
||||
static void rtl839x_read_out_q_table(int port)
|
||||
{
|
||||
u32 cmd = 1 << 9 /* Execute cmd */
|
||||
| 0 << 8 /* Read */
|
||||
| 2 << 6 /* Table type 0b10 */
|
||||
| (port & 0x3f);
|
||||
rtl839x_exec_tbl2_cmd(cmd);
|
||||
}
|
||||
|
||||
static void rtl838x_storm_enable(struct rtl838x_switch_priv *priv, int port, bool enable)
|
||||
{
|
||||
// Enable Storm control for that port for UC, MC, and BC
|
||||
if (enable)
|
||||
sw_w32(0x7, RTL838X_STORM_CTRL_LB_CTRL(port));
|
||||
else
|
||||
sw_w32(0x0, RTL838X_STORM_CTRL_LB_CTRL(port));
|
||||
}
|
||||
|
||||
u32 rtl838x_get_egress_rate(struct rtl838x_switch_priv *priv, int port)
|
||||
{
|
||||
u32 rate;
|
||||
|
||||
if (port > priv->cpu_port)
|
||||
return 0;
|
||||
rate = sw_r32(RTL838X_SCHED_P_EGR_RATE_CTRL(port)) & 0x3fff;
|
||||
return rate;
|
||||
}
|
||||
|
||||
/* Sets the rate limit, 10MBit/s is equal to a rate value of 625 */
|
||||
int rtl838x_set_egress_rate(struct rtl838x_switch_priv *priv, int port, u32 rate)
|
||||
{
|
||||
u32 old_rate;
|
||||
|
||||
if (port > priv->cpu_port)
|
||||
return -1;
|
||||
|
||||
old_rate = sw_r32(RTL838X_SCHED_P_EGR_RATE_CTRL(port));
|
||||
sw_w32(rate, RTL838X_SCHED_P_EGR_RATE_CTRL(port));
|
||||
|
||||
return old_rate;
|
||||
}
|
||||
|
||||
/* Set the rate limit for a particular queue in Bits/s
|
||||
* units of the rate is 16Kbps
|
||||
*/
|
||||
void rtl838x_egress_rate_queue_limit(struct rtl838x_switch_priv *priv, int port,
|
||||
int queue, u32 rate)
|
||||
{
|
||||
if (port > priv->cpu_port)
|
||||
return;
|
||||
if (queue > 7)
|
||||
return;
|
||||
sw_w32(rate, RTL838X_SCHED_Q_EGR_RATE_CTRL(port, queue));
|
||||
}
|
||||
|
||||
static void rtl838x_rate_control_init(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
int i;
|
||||
|
||||
pr_info("Enabling Storm control\n");
|
||||
// TICK_PERIOD_PPS
|
||||
if (priv->id == 0x8380)
|
||||
sw_w32_mask(0x3ff << 20, 434 << 20, RTL838X_SCHED_LB_TICK_TKN_CTRL_0);
|
||||
|
||||
// Set burst rate
|
||||
sw_w32(0x00008000, RTL838X_STORM_CTRL_BURST_0); // UC
|
||||
sw_w32(0x80008000, RTL838X_STORM_CTRL_BURST_1); // MC and BC
|
||||
|
||||
// Set burst Packets per Second to 32
|
||||
sw_w32(0x00000020, RTL838X_STORM_CTRL_BURST_PPS_0); // UC
|
||||
sw_w32(0x00200020, RTL838X_STORM_CTRL_BURST_PPS_1); // MC and BC
|
||||
|
||||
// Include IFG in storm control, rate based on bytes/s (0 = packets)
|
||||
sw_w32_mask(0, 1 << 6 | 1 << 5, RTL838X_STORM_CTRL);
|
||||
// Bandwidth control includes preamble and IFG (10 Bytes)
|
||||
sw_w32_mask(0, 1, RTL838X_SCHED_CTRL);
|
||||
|
||||
// On SoCs except RTL8382M, set burst size of port egress
|
||||
if (priv->id != 0x8382)
|
||||
sw_w32_mask(0xffff, 0x800, RTL838X_SCHED_LB_THR);
|
||||
|
||||
/* Enable storm control on all ports with a PHY and limit rates,
|
||||
* for UC and MC for both known and unknown addresses */
|
||||
for (i = 0; i < priv->cpu_port; i++) {
|
||||
if (priv->ports[i].phy) {
|
||||
sw_w32((1 << 18) | 0x8000, RTL838X_STORM_CTRL_PORT_UC(i));
|
||||
sw_w32((1 << 18) | 0x8000, RTL838X_STORM_CTRL_PORT_MC(i));
|
||||
sw_w32(0x8000, RTL838X_STORM_CTRL_PORT_BC(i));
|
||||
rtl838x_storm_enable(priv, i, true);
|
||||
}
|
||||
}
|
||||
|
||||
// Attack prevention, enable all attack prevention measures
|
||||
//sw_w32(0x1ffff, RTL838X_ATK_PRVNT_CTRL);
|
||||
/* Attack prevention, drop (bit = 0) problematic packets on all ports.
|
||||
* Setting bit = 1 means: trap to CPU
|
||||
*/
|
||||
//sw_w32(0, RTL838X_ATK_PRVNT_ACT);
|
||||
// Enable attack prevention on all ports
|
||||
//sw_w32(0x0fffffff, RTL838X_ATK_PRVNT_PORT_EN);
|
||||
}
|
||||
|
||||
/* Sets the rate limit, 10MBit/s is equal to a rate value of 625 */
|
||||
u32 rtl839x_get_egress_rate(struct rtl838x_switch_priv *priv, int port)
|
||||
{
|
||||
u32 rate;
|
||||
|
||||
pr_debug("%s: Getting egress rate on port %d to %d\n", __func__, port, rate);
|
||||
if (port >= priv->cpu_port)
|
||||
return 0;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
rtl839x_read_scheduling_table(port);
|
||||
|
||||
rate = sw_r32(RTL839X_TBL_ACCESS_DATA_2(7));
|
||||
rate <<= 12;
|
||||
rate |= sw_r32(RTL839X_TBL_ACCESS_DATA_2(8)) >> 20;
|
||||
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
|
||||
return rate;
|
||||
}
|
||||
|
||||
/* Sets the rate limit, 10MBit/s is equal to a rate value of 625, returns previous rate */
|
||||
int rtl839x_set_egress_rate(struct rtl838x_switch_priv *priv, int port, u32 rate)
|
||||
{
|
||||
u32 old_rate;
|
||||
|
||||
pr_debug("%s: Setting egress rate on port %d to %d\n", __func__, port, rate);
|
||||
if (port >= priv->cpu_port)
|
||||
return -1;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
rtl839x_read_scheduling_table(port);
|
||||
|
||||
old_rate = sw_r32(RTL839X_TBL_ACCESS_DATA_2(7)) & 0xff;
|
||||
old_rate <<= 12;
|
||||
old_rate |= sw_r32(RTL839X_TBL_ACCESS_DATA_2(8)) >> 20;
|
||||
sw_w32_mask(0xff, (rate >> 12) & 0xff, RTL839X_TBL_ACCESS_DATA_2(7));
|
||||
sw_w32_mask(0xfff << 20, rate << 20, RTL839X_TBL_ACCESS_DATA_2(8));
|
||||
|
||||
rtl839x_write_scheduling_table(port);
|
||||
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
|
||||
return old_rate;
|
||||
}
|
||||
|
||||
/* Set the rate limit for a particular queue in Bits/s
|
||||
* units of the rate is 16Kbps
|
||||
*/
|
||||
void rtl839x_egress_rate_queue_limit(struct rtl838x_switch_priv *priv, int port,
|
||||
int queue, u32 rate)
|
||||
{
|
||||
int lsb = 128 + queue * 20;
|
||||
int low_byte = 8 - (lsb >> 5);
|
||||
int start_bit = lsb - (low_byte << 5);
|
||||
u32 high_mask = 0xfffff >> (32 - start_bit);
|
||||
|
||||
pr_debug("%s: Setting egress rate on port %d, queue %d to %d\n",
|
||||
__func__, port, queue, rate);
|
||||
if (port >= priv->cpu_port)
|
||||
return;
|
||||
if (queue > 7)
|
||||
return;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
rtl839x_read_scheduling_table(port);
|
||||
|
||||
sw_w32_mask(0xfffff << start_bit, (rate & 0xfffff) << start_bit,
|
||||
RTL839X_TBL_ACCESS_DATA_2(low_byte));
|
||||
if (high_mask)
|
||||
sw_w32_mask(high_mask, (rate & 0xfffff) >> (32- start_bit),
|
||||
RTL839X_TBL_ACCESS_DATA_2(low_byte - 1));
|
||||
|
||||
rtl839x_write_scheduling_table(port);
|
||||
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
}
|
||||
|
||||
static void rtl839x_rate_control_init(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
int p, q;
|
||||
|
||||
pr_info("%s: enabling rate control\n", __func__);
|
||||
/* Tick length and token size settings for SoC with 250MHz,
|
||||
* RTL8350 family would use 50MHz
|
||||
*/
|
||||
// Set the special tick period
|
||||
sw_w32(976563, RTL839X_STORM_CTRL_SPCL_LB_TICK_TKN_CTRL);
|
||||
// Ingress tick period and token length 10G
|
||||
sw_w32(18 << 11 | 151, RTL839X_IGR_BWCTRL_LB_TICK_TKN_CTRL_0);
|
||||
// Ingress tick period and token length 1G
|
||||
sw_w32(245 << 11 | 129, RTL839X_IGR_BWCTRL_LB_TICK_TKN_CTRL_1);
|
||||
// Egress tick period 10G, bytes/token 10G and tick period 1G, bytes/token 1G
|
||||
sw_w32(18 << 24 | 151 << 16 | 185 << 8 | 97, RTL839X_SCHED_LB_TICK_TKN_CTRL);
|
||||
// Set the tick period of the CPU and the Token Len
|
||||
sw_w32(3815 << 8 | 1, RTL839X_SCHED_LB_TICK_TKN_PPS_CTRL);
|
||||
|
||||
// Set the Weighted Fair Queueing burst size
|
||||
sw_w32_mask(0xffff, 4500, RTL839X_SCHED_LB_THR);
|
||||
|
||||
// Storm-rate calculation is based on bytes/sec (bit 5), include IFG (bit 6)
|
||||
sw_w32_mask(0, 1 << 5 | 1 << 6, RTL839X_STORM_CTRL);
|
||||
|
||||
/* Based on the rate control mode being bytes/s
|
||||
* set tick period and token length for 10G
|
||||
*/
|
||||
sw_w32(18 << 10 | 151, RTL839X_STORM_CTRL_LB_TICK_TKN_CTRL_0);
|
||||
/* and for 1G ports */
|
||||
sw_w32(246 << 10 | 129, RTL839X_STORM_CTRL_LB_TICK_TKN_CTRL_1);
|
||||
|
||||
/* Set default burst rates on all ports (the same for 1G / 10G) with a PHY
|
||||
* for UC, MC and BC
|
||||
* For 1G port, the minimum burst rate is 1700, maximum 65535,
|
||||
* For 10G ports it is 2650 and 1048575 respectively */
|
||||
for (p = 0; p < priv->cpu_port; p++) {
|
||||
if (priv->ports[p].phy && !priv->ports[p].is10G) {
|
||||
sw_w32_mask(0xffff, 0x8000, RTL839X_STORM_CTRL_PORT_UC_1(p));
|
||||
sw_w32_mask(0xffff, 0x8000, RTL839X_STORM_CTRL_PORT_MC_1(p));
|
||||
sw_w32_mask(0xffff, 0x8000, RTL839X_STORM_CTRL_PORT_BC_1(p));
|
||||
}
|
||||
}
|
||||
|
||||
/* Setup ingress/egress per-port rate control */
|
||||
for (p = 0; p < priv->cpu_port; p++) {
|
||||
if (!priv->ports[p].phy)
|
||||
continue;
|
||||
|
||||
if (priv->ports[p].is10G)
|
||||
rtl839x_set_egress_rate(priv, p, 625000); // 10GB/s
|
||||
else
|
||||
rtl839x_set_egress_rate(priv, p, 62500); // 1GB/s
|
||||
|
||||
// Setup queues: all RTL83XX SoCs have 8 queues, maximum rate
|
||||
for (q = 0; q < 8; q++)
|
||||
rtl839x_egress_rate_queue_limit(priv, p, q, 0xfffff);
|
||||
|
||||
if (priv->ports[p].is10G) {
|
||||
// Set high threshold to maximum
|
||||
sw_w32_mask(0xffff, 0xffff, RTL839X_IGR_BWCTRL_PORT_CTRL_10G_0(p));
|
||||
} else {
|
||||
// Set high threshold to maximum
|
||||
sw_w32_mask(0xffff, 0xffff, RTL839X_IGR_BWCTRL_PORT_CTRL_1(p));
|
||||
}
|
||||
}
|
||||
|
||||
// Set global ingress low watermark rate
|
||||
sw_w32(65532, RTL839X_IGR_BWCTRL_CTRL_LB_THR);
|
||||
}
|
||||
|
||||
|
||||
|
||||
void rtl838x_setup_prio2queue_matrix(int *min_queues)
|
||||
{
|
||||
int i;
|
||||
u32 v;
|
||||
|
||||
pr_info("Current Intprio2queue setting: %08x\n", sw_r32(RTL838X_QM_INTPRI2QID_CTRL));
|
||||
for (i = 0; i < MAX_PRIOS; i++)
|
||||
v |= i << (min_queues[i] * 3);
|
||||
sw_w32(v, RTL838X_QM_INTPRI2QID_CTRL);
|
||||
}
|
||||
|
||||
void rtl839x_setup_prio2queue_matrix(int *min_queues)
|
||||
{
|
||||
int i, q;
|
||||
|
||||
pr_info("Current Intprio2queue setting: %08x\n", sw_r32(RTL839X_QM_INTPRI2QID_CTRL(0)));
|
||||
for (i = 0; i < MAX_PRIOS; i++) {
|
||||
q = min_queues[i];
|
||||
sw_w32(i << (q * 3), RTL839X_QM_INTPRI2QID_CTRL(q));
|
||||
}
|
||||
}
|
||||
|
||||
/* Sets the CPU queue depending on the internal priority of a packet */
|
||||
void rtl83xx_setup_prio2queue_cpu_matrix(int *max_queues)
|
||||
{
|
||||
int reg = soc_info.family == RTL8380_FAMILY_ID ? RTL838X_QM_PKT2CPU_INTPRI_MAP
|
||||
: RTL839X_QM_PKT2CPU_INTPRI_MAP;
|
||||
int i;
|
||||
u32 v;
|
||||
|
||||
pr_info("QM_PKT2CPU_INTPRI_MAP: %08x\n", sw_r32(reg));
|
||||
for (i = 0; i < MAX_PRIOS; i++)
|
||||
v |= max_queues[i] << (i * 3);
|
||||
sw_w32(v, reg);
|
||||
}
|
||||
|
||||
void rtl83xx_setup_default_prio2queue(void)
|
||||
{
|
||||
if (soc_info.family == RTL8380_FAMILY_ID) {
|
||||
rtl838x_setup_prio2queue_matrix(max_available_queue);
|
||||
} else {
|
||||
rtl839x_setup_prio2queue_matrix(max_available_queue);
|
||||
}
|
||||
rtl83xx_setup_prio2queue_cpu_matrix(max_available_queue);
|
||||
}
|
||||
|
||||
/* Sets the output queue assigned to a port, the port can be the CPU-port */
|
||||
void rtl839x_set_egress_queue(int port, int queue)
|
||||
{
|
||||
sw_w32(queue << ((port % 10) *3), RTL839X_QM_PORT_QNUM(port));
|
||||
}
|
||||
|
||||
/* Sets the priority assigned of an ingress port, the port can be the CPU-port */
|
||||
void rtl83xx_set_ingress_priority(int port, int priority)
|
||||
{
|
||||
if (soc_info.family == RTL8380_FAMILY_ID)
|
||||
sw_w32(priority << ((port % 10) *3), RTL838X_PRI_SEL_PORT_PRI(port));
|
||||
else
|
||||
sw_w32(priority << ((port % 10) *3), RTL839X_PRI_SEL_PORT_PRI(port));
|
||||
|
||||
}
|
||||
|
||||
int rtl839x_get_scheduling_algorithm(struct rtl838x_switch_priv *priv, int port)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
rtl839x_read_scheduling_table(port);
|
||||
v = sw_r32(RTL839X_TBL_ACCESS_DATA_2(8));
|
||||
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
|
||||
if (v & BIT(19))
|
||||
return WEIGHTED_ROUND_ROBIN;
|
||||
return WEIGHTED_FAIR_QUEUE;
|
||||
}
|
||||
|
||||
void rtl839x_set_scheduling_algorithm(struct rtl838x_switch_priv *priv, int port,
|
||||
enum scheduler_type sched)
|
||||
{
|
||||
enum scheduler_type t = rtl839x_get_scheduling_algorithm(priv, port);
|
||||
u32 v, oam_state, oam_port_state;
|
||||
u32 count;
|
||||
int i, egress_rate;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
/* Check whether we need to empty the egress queue of that port due to Errata E0014503 */
|
||||
if (sched == WEIGHTED_FAIR_QUEUE && t == WEIGHTED_ROUND_ROBIN && port != priv->cpu_port) {
|
||||
// Read Operations, Adminstatrion and Management control register
|
||||
oam_state = sw_r32(RTL839X_OAM_CTRL);
|
||||
|
||||
// Get current OAM state
|
||||
oam_port_state = sw_r32(RTL839X_OAM_PORT_ACT_CTRL(port));
|
||||
|
||||
// Disable OAM to block traffice
|
||||
v = sw_r32(RTL839X_OAM_CTRL);
|
||||
sw_w32_mask(0, 1, RTL839X_OAM_CTRL);
|
||||
v = sw_r32(RTL839X_OAM_CTRL);
|
||||
|
||||
// Set to trap action OAM forward (bits 1, 2) and OAM Mux Action Drop (bit 0)
|
||||
sw_w32(0x2, RTL839X_OAM_PORT_ACT_CTRL(port));
|
||||
|
||||
// Set port egress rate to unlimited
|
||||
egress_rate = rtl839x_set_egress_rate(priv, port, 0xFFFFF);
|
||||
|
||||
// Wait until the egress used page count of that port is 0
|
||||
i = 0;
|
||||
do {
|
||||
usleep_range(100, 200);
|
||||
rtl839x_read_out_q_table(port);
|
||||
count = sw_r32(RTL839X_TBL_ACCESS_DATA_2(6));
|
||||
count >>= 20;
|
||||
i++;
|
||||
} while (i < 3500 && count > 0);
|
||||
}
|
||||
|
||||
// Actually set the scheduling algorithm
|
||||
rtl839x_read_scheduling_table(port);
|
||||
sw_w32_mask(BIT(19), sched ? BIT(19) : 0, RTL839X_TBL_ACCESS_DATA_2(8));
|
||||
rtl839x_write_scheduling_table(port);
|
||||
|
||||
if (sched == WEIGHTED_FAIR_QUEUE && t == WEIGHTED_ROUND_ROBIN && port != priv->cpu_port) {
|
||||
// Restore OAM state to control register
|
||||
sw_w32(oam_state, RTL839X_OAM_CTRL);
|
||||
|
||||
// Restore trap action state
|
||||
sw_w32(oam_port_state, RTL839X_OAM_PORT_ACT_CTRL(port));
|
||||
|
||||
// Restore port egress rate
|
||||
rtl839x_set_egress_rate(priv, port, egress_rate);
|
||||
}
|
||||
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
}
|
||||
|
||||
void rtl839x_set_scheduling_queue_weights(struct rtl838x_switch_priv *priv, int port,
|
||||
int *queue_weights)
|
||||
{
|
||||
int i, lsb, low_byte, start_bit, high_mask;
|
||||
|
||||
mutex_lock(&priv->reg_mutex);
|
||||
|
||||
rtl839x_read_scheduling_table(port);
|
||||
|
||||
for (i = 0; i < 8; i++) {
|
||||
lsb = 48 + i * 8;
|
||||
low_byte = 8 - (lsb >> 5);
|
||||
start_bit = lsb - (low_byte << 5);
|
||||
high_mask = 0x3ff >> (32 - start_bit);
|
||||
sw_w32_mask(0x3ff << start_bit, (queue_weights[i] & 0x3ff) << start_bit,
|
||||
RTL839X_TBL_ACCESS_DATA_2(low_byte));
|
||||
if (high_mask)
|
||||
sw_w32_mask(high_mask, (queue_weights[i] & 0x3ff) >> (32- start_bit),
|
||||
RTL839X_TBL_ACCESS_DATA_2(low_byte - 1));
|
||||
}
|
||||
|
||||
rtl839x_write_scheduling_table(port);
|
||||
mutex_unlock(&priv->reg_mutex);
|
||||
}
|
||||
|
||||
void rtl838x_config_qos(void)
|
||||
{
|
||||
int i, p;
|
||||
u32 v;
|
||||
|
||||
pr_info("Setting up RTL838X QoS\n");
|
||||
pr_info("RTL838X_PRI_SEL_TBL_CTRL(i): %08x\n", sw_r32(RTL838X_PRI_SEL_TBL_CTRL(0)));
|
||||
rtl83xx_setup_default_prio2queue();
|
||||
|
||||
// Enable inner (bit 12) and outer (bit 13) priority remapping from DSCP
|
||||
sw_w32_mask(0, BIT(12) | BIT(13), RTL838X_PRI_DSCP_INVLD_CTRL0);
|
||||
|
||||
/* Set default weight for calculating internal priority, in prio selection group 0
|
||||
* Port based (prio 3), Port outer-tag (4), DSCP (5), Inner Tag (6), Outer Tag (7)
|
||||
*/
|
||||
v = 3 | (4 << 3) | (5 << 6) | (6 << 9) | (7 << 12);
|
||||
sw_w32(v, RTL838X_PRI_SEL_TBL_CTRL(0));
|
||||
|
||||
// Set the inner and outer priority one-to-one to re-marked outer dot1p priority
|
||||
v = 0;
|
||||
for (p = 0; p < 8; p++)
|
||||
v |= p << (3 * p);
|
||||
sw_w32(v, RTL838X_RMK_OPRI_CTRL);
|
||||
sw_w32(v, RTL838X_RMK_IPRI_CTRL);
|
||||
|
||||
v = 0;
|
||||
for (p = 0; p < 8; p++)
|
||||
v |= (dot1p_priority_remapping[p] & 0x7) << (p * 3);
|
||||
sw_w32(v, RTL838X_PRI_SEL_IPRI_REMAP);
|
||||
|
||||
// On all ports set scheduler type to WFQ
|
||||
for (i = 0; i <= soc_info.cpu_port; i++)
|
||||
sw_w32(0, RTL838X_SCHED_P_TYPE_CTRL(i));
|
||||
|
||||
// Enable egress scheduler for CPU-Port
|
||||
sw_w32_mask(0, BIT(8), RTL838X_SCHED_LB_CTRL(soc_info.cpu_port));
|
||||
|
||||
// Enable egress drop allways on
|
||||
sw_w32_mask(0, BIT(11), RTL838X_FC_P_EGR_DROP_CTRL(soc_info.cpu_port));
|
||||
|
||||
// Give special trap frames priority 7 (BPDUs) and routing exceptions:
|
||||
sw_w32_mask(0, 7 << 3 | 7, RTL838X_QM_PKT2CPU_INTPRI_2);
|
||||
// Give RMA frames priority 7:
|
||||
sw_w32_mask(0, 7, RTL838X_QM_PKT2CPU_INTPRI_1);
|
||||
}
|
||||
|
||||
void rtl839x_config_qos(void)
|
||||
{
|
||||
int port, p, q;
|
||||
u32 v;
|
||||
struct rtl838x_switch_priv *priv = switch_priv;
|
||||
|
||||
pr_info("Setting up RTL839X QoS\n");
|
||||
pr_info("RTL839X_PRI_SEL_TBL_CTRL(i): %08x\n", sw_r32(RTL839X_PRI_SEL_TBL_CTRL(0)));
|
||||
rtl83xx_setup_default_prio2queue();
|
||||
|
||||
for (port = 0; port < soc_info.cpu_port; port++)
|
||||
sw_w32(7, RTL839X_QM_PORT_QNUM(port));
|
||||
|
||||
// CPU-port gets queue number 7
|
||||
sw_w32(7, RTL839X_QM_PORT_QNUM(soc_info.cpu_port));
|
||||
|
||||
for (port = 0; port <= soc_info.cpu_port; port++) {
|
||||
rtl83xx_set_ingress_priority(port, 0);
|
||||
rtl839x_set_scheduling_algorithm(priv, port, WEIGHTED_FAIR_QUEUE);
|
||||
rtl839x_set_scheduling_queue_weights(priv, port, default_queue_weights);
|
||||
// Do re-marking based on outer tag
|
||||
sw_w32_mask(0, BIT(port % 32), RTL839X_RMK_PORT_DEI_TAG_CTRL(port));
|
||||
}
|
||||
|
||||
// Remap dot1p priorities to internal priority, for this the outer tag needs be re-marked
|
||||
v = 0;
|
||||
for (p = 0; p < 8; p++)
|
||||
v |= (dot1p_priority_remapping[p] & 0x7) << (p * 3);
|
||||
sw_w32(v, RTL839X_PRI_SEL_IPRI_REMAP);
|
||||
|
||||
/* Configure Drop Precedence for Drop Eligible Indicator (DEI)
|
||||
* Index 0: 0
|
||||
* Index 1: 2
|
||||
* Each indicator is 2 bits long
|
||||
*/
|
||||
sw_w32(2 << 2, RTL839X_PRI_SEL_DEI2DP_REMAP);
|
||||
|
||||
// Re-mark DEI: 4 bit-fields of 2 bits each, field 0 is bits 0-1, ...
|
||||
sw_w32((0x1 << 2) | (0x1 << 4), RTL839X_RMK_DEI_CTRL);
|
||||
|
||||
/* Set Congestion avoidance drop probability to 0 for drop precedences 0-2 (bits 24-31)
|
||||
* low threshold (bits 0-11) to 4095 and high threshold (bits 12-23) to 4095
|
||||
* Weighted Random Early Detection (WRED) is used
|
||||
*/
|
||||
sw_w32(4095 << 12| 4095, RTL839X_WRED_PORT_THR_CTRL(0));
|
||||
sw_w32(4095 << 12| 4095, RTL839X_WRED_PORT_THR_CTRL(1));
|
||||
sw_w32(4095 << 12| 4095, RTL839X_WRED_PORT_THR_CTRL(2));
|
||||
|
||||
/* Set queue-based congestion avoidance properties, register fields are as
|
||||
* for forward RTL839X_WRED_PORT_THR_CTRL
|
||||
*/
|
||||
for (q = 0; q < 8; q++) {
|
||||
sw_w32(255 << 24 | 78 << 12 | 68, RTL839X_WRED_QUEUE_THR_CTRL(q, 0));
|
||||
sw_w32(255 << 24 | 74 << 12 | 64, RTL839X_WRED_QUEUE_THR_CTRL(q, 0));
|
||||
sw_w32(255 << 24 | 70 << 12 | 60, RTL839X_WRED_QUEUE_THR_CTRL(q, 0));
|
||||
}
|
||||
}
|
||||
|
||||
void __init rtl83xx_setup_qos(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
switch_priv = priv;
|
||||
|
||||
pr_info("In %s\n", __func__);
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
return rtl838x_config_qos();
|
||||
else if (priv->family_id == RTL8390_FAMILY_ID)
|
||||
return rtl839x_config_qos();
|
||||
|
||||
if (priv->family_id == RTL8380_FAMILY_ID)
|
||||
rtl838x_rate_control_init(priv);
|
||||
else if (priv->family_id == RTL8390_FAMILY_ID)
|
||||
rtl839x_rate_control_init(priv);
|
||||
|
||||
}
|
@ -0,0 +1,859 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
#include "rtl83xx.h"
|
||||
|
||||
extern struct mutex smi_lock;
|
||||
|
||||
void rtl838x_print_matrix(void)
|
||||
{
|
||||
unsigned volatile int *ptr8;
|
||||
int i;
|
||||
|
||||
ptr8 = RTL838X_SW_BASE + RTL838X_PORT_ISO_CTRL(0);
|
||||
for (i = 0; i < 28; i += 8)
|
||||
pr_debug("> %8x %8x %8x %8x %8x %8x %8x %8x\n",
|
||||
ptr8[i + 0], ptr8[i + 1], ptr8[i + 2], ptr8[i + 3],
|
||||
ptr8[i + 4], ptr8[i + 5], ptr8[i + 6], ptr8[i + 7]);
|
||||
pr_debug("CPU_PORT> %8x\n", ptr8[28]);
|
||||
}
|
||||
|
||||
static inline int rtl838x_port_iso_ctrl(int p)
|
||||
{
|
||||
return RTL838X_PORT_ISO_CTRL(p);
|
||||
}
|
||||
|
||||
static inline void rtl838x_exec_tbl0_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL838X_TBL_ACCESS_CTRL_0);
|
||||
do { } while (sw_r32(RTL838X_TBL_ACCESS_CTRL_0) & BIT(15));
|
||||
}
|
||||
|
||||
static inline void rtl838x_exec_tbl1_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL838X_TBL_ACCESS_CTRL_1);
|
||||
do { } while (sw_r32(RTL838X_TBL_ACCESS_CTRL_1) & BIT(15));
|
||||
}
|
||||
|
||||
static inline int rtl838x_tbl_access_data_0(int i)
|
||||
{
|
||||
return RTL838X_TBL_ACCESS_DATA_0(i);
|
||||
}
|
||||
|
||||
static void rtl838x_vlan_tables_read(u32 vlan, struct rtl838x_vlan_info *info)
|
||||
{
|
||||
u32 v;
|
||||
// Read VLAN table (0) via register 0
|
||||
struct table_reg *r = rtl_table_get(RTL8380_TBL_0, 0);
|
||||
|
||||
rtl_table_read(r, vlan);
|
||||
info->tagged_ports = sw_r32(rtl_table_data(r, 0));
|
||||
v = sw_r32(rtl_table_data(r, 1));
|
||||
pr_debug("VLAN_READ %d: %016llx %08x\n", vlan, info->tagged_ports, v);
|
||||
rtl_table_release(r);
|
||||
|
||||
info->profile_id = v & 0x7;
|
||||
info->hash_mc_fid = !!(v & 0x8);
|
||||
info->hash_uc_fid = !!(v & 0x10);
|
||||
info->fid = (v >> 5) & 0x3f;
|
||||
|
||||
// Read UNTAG table (0) via table register 1
|
||||
r = rtl_table_get(RTL8380_TBL_1, 0);
|
||||
rtl_table_read(r, vlan);
|
||||
info->untagged_ports = sw_r32(rtl_table_data(r, 0));
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
static void rtl838x_vlan_set_tagged(u32 vlan, struct rtl838x_vlan_info *info)
|
||||
{
|
||||
u32 v;
|
||||
// Access VLAN table (0) via register 0
|
||||
struct table_reg *r = rtl_table_get(RTL8380_TBL_0, 0);
|
||||
|
||||
sw_w32(info->tagged_ports, rtl_table_data(r, 0));
|
||||
|
||||
v = info->profile_id;
|
||||
v |= info->hash_mc_fid ? 0x8 : 0;
|
||||
v |= info->hash_uc_fid ? 0x10 : 0;
|
||||
v |= ((u32)info->fid) << 5;
|
||||
sw_w32(v, rtl_table_data(r, 1));
|
||||
|
||||
rtl_table_write(r, vlan);
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
static void rtl838x_vlan_set_untagged(u32 vlan, u64 portmask)
|
||||
{
|
||||
// Access UNTAG table (0) via register 1
|
||||
struct table_reg *r = rtl_table_get(RTL8380_TBL_1, 0);
|
||||
|
||||
sw_w32(portmask & 0x1fffffff, rtl_table_data(r, 0));
|
||||
rtl_table_write(r, vlan);
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
/* Sets the L2 forwarding to be based on either the inner VLAN tag or the outer
|
||||
*/
|
||||
static void rtl838x_vlan_fwd_on_inner(int port, bool is_set)
|
||||
{
|
||||
if (is_set)
|
||||
sw_w32_mask(BIT(port), 0, RTL838X_VLAN_PORT_FWD);
|
||||
else
|
||||
sw_w32_mask(0, BIT(port), RTL838X_VLAN_PORT_FWD);
|
||||
}
|
||||
|
||||
static u64 rtl838x_l2_hash_seed(u64 mac, u32 vid)
|
||||
{
|
||||
return mac << 12 | vid;
|
||||
}
|
||||
|
||||
/*
|
||||
* Applies the same hash algorithm as the one used currently by the ASIC to the seed
|
||||
* and returns a key into the L2 hash table
|
||||
*/
|
||||
static u32 rtl838x_l2_hash_key(struct rtl838x_switch_priv *priv, u64 seed)
|
||||
{
|
||||
u32 h1, h2, h3, h;
|
||||
|
||||
if (sw_r32(priv->r->l2_ctrl_0) & 1) {
|
||||
h1 = (seed >> 11) & 0x7ff;
|
||||
h1 = ((h1 & 0x1f) << 6) | ((h1 >> 5) & 0x3f);
|
||||
|
||||
h2 = (seed >> 33) & 0x7ff;
|
||||
h2 = ((h2 & 0x3f) << 5) | ((h2 >> 6) & 0x1f);
|
||||
|
||||
h3 = (seed >> 44) & 0x7ff;
|
||||
h3 = ((h3 & 0x7f) << 4) | ((h3 >> 7) & 0xf);
|
||||
|
||||
h = h1 ^ h2 ^ h3 ^ ((seed >> 55) & 0x1ff);
|
||||
h ^= ((seed >> 22) & 0x7ff) ^ (seed & 0x7ff);
|
||||
} else {
|
||||
h = ((seed >> 55) & 0x1ff) ^ ((seed >> 44) & 0x7ff)
|
||||
^ ((seed >> 33) & 0x7ff) ^ ((seed >> 22) & 0x7ff)
|
||||
^ ((seed >> 11) & 0x7ff) ^ (seed & 0x7ff);
|
||||
}
|
||||
|
||||
return h;
|
||||
}
|
||||
|
||||
static inline int rtl838x_mac_force_mode_ctrl(int p)
|
||||
{
|
||||
return RTL838X_MAC_FORCE_MODE_CTRL + (p << 2);
|
||||
}
|
||||
|
||||
static inline int rtl838x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL838X_MAC_PORT_CTRL(p);
|
||||
}
|
||||
|
||||
static inline int rtl838x_l2_port_new_salrn(int p)
|
||||
{
|
||||
return RTL838X_L2_PORT_NEW_SALRN(p);
|
||||
}
|
||||
|
||||
static inline int rtl838x_l2_port_new_sa_fwd(int p)
|
||||
{
|
||||
return RTL838X_L2_PORT_NEW_SA_FWD(p);
|
||||
}
|
||||
|
||||
static inline int rtl838x_mac_link_spd_sts(int p)
|
||||
{
|
||||
return RTL838X_MAC_LINK_SPD_STS(p);
|
||||
}
|
||||
|
||||
inline static int rtl838x_trk_mbr_ctr(int group)
|
||||
{
|
||||
return RTL838X_TRK_MBR_CTR + (group << 2);
|
||||
}
|
||||
|
||||
/*
|
||||
* Fills an L2 entry structure from the SoC registers
|
||||
*/
|
||||
static void rtl838x_fill_l2_entry(u32 r[], struct rtl838x_l2_entry *e)
|
||||
{
|
||||
/* Table contains different entry types, we need to identify the right one:
|
||||
* Check for MC entries, first
|
||||
* In contrast to the RTL93xx SoCs, there is no valid bit, use heuristics to
|
||||
* identify valid entries
|
||||
*/
|
||||
e->is_ip_mc = !!(r[0] & BIT(22));
|
||||
e->is_ipv6_mc = !!(r[0] & BIT(21));
|
||||
e->type = L2_INVALID;
|
||||
|
||||
if (!e->is_ip_mc && !e->is_ipv6_mc) {
|
||||
e->mac[0] = (r[1] >> 20);
|
||||
e->mac[1] = (r[1] >> 12);
|
||||
e->mac[2] = (r[1] >> 4);
|
||||
e->mac[3] = (r[1] & 0xf) << 4 | (r[2] >> 28);
|
||||
e->mac[4] = (r[2] >> 20);
|
||||
e->mac[5] = (r[2] >> 12);
|
||||
|
||||
e->rvid = r[2] & 0xfff;
|
||||
e->vid = r[0] & 0xfff;
|
||||
|
||||
/* Is it a unicast entry? check multicast bit */
|
||||
if (!(e->mac[0] & 1)) {
|
||||
e->is_static = !!((r[0] >> 19) & 1);
|
||||
e->port = (r[0] >> 12) & 0x1f;
|
||||
e->block_da = !!(r[1] & BIT(30));
|
||||
e->block_sa = !!(r[1] & BIT(31));
|
||||
e->suspended = !!(r[1] & BIT(29));
|
||||
e->next_hop = !!(r[1] & BIT(28));
|
||||
if (e->next_hop) {
|
||||
pr_info("Found next hop entry, need to read extra data\n");
|
||||
e->nh_vlan_target = !!(r[0] & BIT(9));
|
||||
e->nh_route_id = r[0] & 0x1ff;
|
||||
}
|
||||
e->age = (r[0] >> 17) & 0x3;
|
||||
e->valid = true;
|
||||
|
||||
/* A valid entry has one of mutli-cast, aging, sa/da-blocking,
|
||||
* next-hop or static entry bit set */
|
||||
if (!(r[0] & 0x007c0000) && !(r[1] & 0xd0000000))
|
||||
e->valid = false;
|
||||
else
|
||||
e->type = L2_UNICAST;
|
||||
} else { // L2 multicast
|
||||
pr_info("Got L2 MC entry: %08x %08x %08x\n", r[0], r[1], r[2]);
|
||||
e->valid = true;
|
||||
e->type = L2_MULTICAST;
|
||||
e->mc_portmask_index = (r[0] >> 12) & 0x1ff;
|
||||
}
|
||||
} else { // IPv4 and IPv6 multicast
|
||||
e->valid = true;
|
||||
e->mc_portmask_index = (r[0] >> 12) & 0x1ff;
|
||||
e->mc_gip = r[1];
|
||||
e->mc_sip = r[2];
|
||||
e->rvid = r[0] & 0xfff;
|
||||
}
|
||||
if (e->is_ip_mc)
|
||||
e->type = IP4_MULTICAST;
|
||||
if (e->is_ipv6_mc)
|
||||
e->type = IP6_MULTICAST;
|
||||
}
|
||||
|
||||
/*
|
||||
* Fills the 3 SoC table registers r[] with the information of in the rtl838x_l2_entry
|
||||
*/
|
||||
static void rtl838x_fill_l2_row(u32 r[], struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u64 mac = ether_addr_to_u64(e->mac);
|
||||
|
||||
if (!e->valid) {
|
||||
r[0] = r[1] = r[2] = 0;
|
||||
return;
|
||||
}
|
||||
|
||||
r[0] = e->is_ip_mc ? BIT(22) : 0;
|
||||
r[0] |= e->is_ipv6_mc ? BIT(21) : 0;
|
||||
|
||||
if (!e->is_ip_mc && !e->is_ipv6_mc) {
|
||||
r[1] = mac >> 20;
|
||||
r[2] = (mac & 0xfffff) << 12;
|
||||
|
||||
/* Is it a unicast entry? check multicast bit */
|
||||
if (!(e->mac[0] & 1)) {
|
||||
r[0] |= e->is_static ? BIT(19) : 0;
|
||||
r[0] |= (e->port & 0x3f) << 12;
|
||||
r[0] |= e->vid;
|
||||
r[1] |= e->block_da ? BIT(30) : 0;
|
||||
r[1] |= e->block_sa ? BIT(31) : 0;
|
||||
r[1] |= e->suspended ? BIT(29) : 0;
|
||||
r[2] |= e->rvid & 0xfff;
|
||||
if (e->next_hop) {
|
||||
r[1] |= BIT(28);
|
||||
r[0] |= e->nh_vlan_target ? BIT(9) : 0;
|
||||
r[0] |= e->nh_route_id &0x1ff;
|
||||
}
|
||||
r[0] |= (e->age & 0x3) << 17;
|
||||
} else { // L2 Multicast
|
||||
r[0] |= (e->mc_portmask_index & 0x1ff) << 12;
|
||||
r[2] |= e->rvid & 0xfff;
|
||||
r[0] |= e->vid & 0xfff;
|
||||
pr_info("FILL MC: %08x %08x %08x\n", r[0], r[1], r[2]);
|
||||
}
|
||||
} else { // IPv4 and IPv6 multicast
|
||||
r[1] = e->mc_gip;
|
||||
r[2] = e->mc_sip;
|
||||
r[0] |= e->rvid;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Read an L2 UC or MC entry out of a hash bucket of the L2 forwarding table
|
||||
* hash is the id of the bucket and pos is the position of the entry in that bucket
|
||||
* The data read from the SoC is filled into rtl838x_l2_entry
|
||||
*/
|
||||
static u64 rtl838x_read_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u64 entry;
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 0); // Access L2 Table 0
|
||||
u32 idx = (0 << 14) | (hash << 2) | pos; // Search SRAM, with hash and at pos in bucket
|
||||
int i;
|
||||
|
||||
rtl_table_read(q, idx);
|
||||
for (i= 0; i < 3; i++)
|
||||
r[i] = sw_r32(rtl_table_data(q, i));
|
||||
|
||||
rtl_table_release(q);
|
||||
|
||||
rtl838x_fill_l2_entry(r, e);
|
||||
if (!e->valid)
|
||||
return 0;
|
||||
|
||||
entry = (((u64) r[1]) << 32) | (r[2] & 0xfffff000) | (r[0] & 0xfff);
|
||||
return entry;
|
||||
}
|
||||
|
||||
static void rtl838x_write_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 0);
|
||||
int i;
|
||||
|
||||
u32 idx = (0 << 14) | (hash << 2) | pos; // Access SRAM, with hash and at pos in bucket
|
||||
|
||||
rtl838x_fill_l2_row(r, e);
|
||||
|
||||
for (i= 0; i < 3; i++)
|
||||
sw_w32(r[i], rtl_table_data(q, i));
|
||||
|
||||
rtl_table_write(q, idx);
|
||||
rtl_table_release(q);
|
||||
}
|
||||
|
||||
static u64 rtl838x_read_cam(int idx, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u64 entry;
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 1); // Access L2 Table 1
|
||||
int i;
|
||||
|
||||
rtl_table_read(q, idx);
|
||||
for (i= 0; i < 3; i++)
|
||||
r[i] = sw_r32(rtl_table_data(q, i));
|
||||
|
||||
rtl_table_release(q);
|
||||
|
||||
rtl838x_fill_l2_entry(r, e);
|
||||
if (!e->valid)
|
||||
return 0;
|
||||
|
||||
pr_debug("Found in CAM: R1 %x R2 %x R3 %x\n", r[0], r[1], r[2]);
|
||||
|
||||
// Return MAC with concatenated VID ac concatenated ID
|
||||
entry = (((u64) r[1]) << 32) | (r[2] & 0xfffff000) | (r[0] & 0xfff);
|
||||
return entry;
|
||||
}
|
||||
|
||||
static void rtl838x_write_cam(int idx, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 1); // Access L2 Table 1
|
||||
int i;
|
||||
|
||||
rtl838x_fill_l2_row(r, e);
|
||||
|
||||
for (i= 0; i < 3; i++)
|
||||
sw_w32(r[i], rtl_table_data(q, i));
|
||||
|
||||
rtl_table_write(q, idx);
|
||||
rtl_table_release(q);
|
||||
}
|
||||
|
||||
static u64 rtl838x_read_mcast_pmask(int idx)
|
||||
{
|
||||
u32 portmask;
|
||||
// Read MC_PMSK (2) via register RTL8380_TBL_L2
|
||||
struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 2);
|
||||
|
||||
rtl_table_read(q, idx);
|
||||
portmask = sw_r32(rtl_table_data(q, 0));
|
||||
rtl_table_release(q);
|
||||
|
||||
return portmask;
|
||||
}
|
||||
|
||||
static void rtl838x_write_mcast_pmask(int idx, u64 portmask)
|
||||
{
|
||||
// Access MC_PMSK (2) via register RTL8380_TBL_L2
|
||||
struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 2);
|
||||
|
||||
sw_w32(((u32)portmask) & 0x1fffffff, rtl_table_data(q, 0));
|
||||
rtl_table_write(q, idx);
|
||||
rtl_table_release(q);
|
||||
}
|
||||
|
||||
static void rtl838x_vlan_profile_setup(int profile)
|
||||
{
|
||||
u32 pmask_id = UNKNOWN_MC_PMASK;
|
||||
// Enable L2 Learning BIT 0, portmask UNKNOWN_MC_PMASK for unknown MC traffic flooding
|
||||
u32 p = 1 | pmask_id << 1 | pmask_id << 10 | pmask_id << 19;
|
||||
|
||||
sw_w32(p, RTL838X_VLAN_PROFILE(profile));
|
||||
|
||||
/* RTL8380 and RTL8390 use an index into the portmask table to set the
|
||||
* unknown multicast portmask, setup a default at a safe location
|
||||
* On RTL93XX, the portmask is directly set in the profile,
|
||||
* see e.g. rtl9300_vlan_profile_setup
|
||||
*/
|
||||
rtl838x_write_mcast_pmask(UNKNOWN_MC_PMASK, 0x1fffffff);
|
||||
}
|
||||
|
||||
static inline int rtl838x_vlan_port_egr_filter(int port)
|
||||
{
|
||||
return RTL838X_VLAN_PORT_EGR_FLTR;
|
||||
}
|
||||
|
||||
static inline int rtl838x_vlan_port_igr_filter(int port)
|
||||
{
|
||||
return RTL838X_VLAN_PORT_IGR_FLTR(port);
|
||||
}
|
||||
|
||||
static void rtl838x_stp_get(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[])
|
||||
{
|
||||
int i;
|
||||
u32 cmd = 1 << 15 /* Execute cmd */
|
||||
| 1 << 14 /* Read */
|
||||
| 2 << 12 /* Table type 0b10 */
|
||||
| (msti & 0xfff);
|
||||
priv->r->exec_tbl0_cmd(cmd);
|
||||
|
||||
for (i = 0; i < 2; i++)
|
||||
port_state[i] = sw_r32(priv->r->tbl_access_data_0(i));
|
||||
}
|
||||
|
||||
static void rtl838x_stp_set(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[])
|
||||
{
|
||||
int i;
|
||||
u32 cmd = 1 << 15 /* Execute cmd */
|
||||
| 0 << 14 /* Write */
|
||||
| 2 << 12 /* Table type 0b10 */
|
||||
| (msti & 0xfff);
|
||||
|
||||
for (i = 0; i < 2; i++)
|
||||
sw_w32(port_state[i], priv->r->tbl_access_data_0(i));
|
||||
priv->r->exec_tbl0_cmd(cmd);
|
||||
}
|
||||
|
||||
u64 rtl838x_traffic_get(int source)
|
||||
{
|
||||
return rtl838x_get_port_reg(rtl838x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
void rtl838x_traffic_set(int source, u64 dest_matrix)
|
||||
{
|
||||
rtl838x_set_port_reg(dest_matrix, rtl838x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
void rtl838x_traffic_enable(int source, int dest)
|
||||
{
|
||||
rtl838x_mask_port_reg(0, BIT(dest), rtl838x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
void rtl838x_traffic_disable(int source, int dest)
|
||||
{
|
||||
rtl838x_mask_port_reg(BIT(dest), 0, rtl838x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
/*
|
||||
* Enables or disables the EEE/EEEP capability of a port
|
||||
*/
|
||||
static void rtl838x_port_eee_set(struct rtl838x_switch_priv *priv, int port, bool enable)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
// This works only for Ethernet ports, and on the RTL838X, ports from 24 are SFP
|
||||
if (port >= 24)
|
||||
return;
|
||||
|
||||
pr_debug("In %s: setting port %d to %d\n", __func__, port, enable);
|
||||
v = enable ? 0x3 : 0x0;
|
||||
|
||||
// Set EEE state for 100 (bit 9) & 1000MBit (bit 10)
|
||||
sw_w32_mask(0x3 << 9, v << 9, priv->r->mac_force_mode_ctrl(port));
|
||||
|
||||
// Set TX/RX EEE state
|
||||
if (enable) {
|
||||
sw_w32_mask(0, BIT(port), RTL838X_EEE_PORT_TX_EN);
|
||||
sw_w32_mask(0, BIT(port), RTL838X_EEE_PORT_RX_EN);
|
||||
} else {
|
||||
sw_w32_mask(BIT(port), 0, RTL838X_EEE_PORT_TX_EN);
|
||||
sw_w32_mask(BIT(port), 0, RTL838X_EEE_PORT_RX_EN);
|
||||
}
|
||||
priv->ports[port].eee_enabled = enable;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Get EEE own capabilities and negotiation result
|
||||
*/
|
||||
static int rtl838x_eee_port_ability(struct rtl838x_switch_priv *priv,
|
||||
struct ethtool_eee *e, int port)
|
||||
{
|
||||
u64 link;
|
||||
|
||||
if (port >= 24)
|
||||
return 0;
|
||||
|
||||
link = rtl839x_get_port_reg_le(RTL838X_MAC_LINK_STS);
|
||||
if (!(link & BIT(port)))
|
||||
return 0;
|
||||
|
||||
if (sw_r32(rtl838x_mac_force_mode_ctrl(port)) & BIT(9))
|
||||
e->advertised |= ADVERTISED_100baseT_Full;
|
||||
|
||||
if (sw_r32(rtl838x_mac_force_mode_ctrl(port)) & BIT(10))
|
||||
e->advertised |= ADVERTISED_1000baseT_Full;
|
||||
|
||||
if (sw_r32(RTL838X_MAC_EEE_ABLTY) & BIT(port)) {
|
||||
e->lp_advertised = ADVERTISED_100baseT_Full;
|
||||
e->lp_advertised |= ADVERTISED_1000baseT_Full;
|
||||
return 1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void rtl838x_init_eee(struct rtl838x_switch_priv *priv, bool enable)
|
||||
{
|
||||
int i;
|
||||
|
||||
pr_info("Setting up EEE, state: %d\n", enable);
|
||||
sw_w32_mask(0x4, 0, RTL838X_SMI_GLB_CTRL);
|
||||
|
||||
/* Set timers for EEE */
|
||||
sw_w32(0x5001411, RTL838X_EEE_TX_TIMER_GIGA_CTRL);
|
||||
sw_w32(0x5001417, RTL838X_EEE_TX_TIMER_GELITE_CTRL);
|
||||
|
||||
// Enable EEE MAC support on ports
|
||||
for (i = 0; i < priv->cpu_port; i++) {
|
||||
if (priv->ports[i].phy)
|
||||
rtl838x_port_eee_set(priv, i, enable);
|
||||
}
|
||||
priv->eee_enabled = enable;
|
||||
}
|
||||
|
||||
const struct rtl838x_reg rtl838x_reg = {
|
||||
.mask_port_reg_be = rtl838x_mask_port_reg,
|
||||
.set_port_reg_be = rtl838x_set_port_reg,
|
||||
.get_port_reg_be = rtl838x_get_port_reg,
|
||||
.mask_port_reg_le = rtl838x_mask_port_reg,
|
||||
.set_port_reg_le = rtl838x_set_port_reg,
|
||||
.get_port_reg_le = rtl838x_get_port_reg,
|
||||
.stat_port_rst = RTL838X_STAT_PORT_RST,
|
||||
.stat_rst = RTL838X_STAT_RST,
|
||||
.stat_port_std_mib = RTL838X_STAT_PORT_STD_MIB,
|
||||
.port_iso_ctrl = rtl838x_port_iso_ctrl,
|
||||
.traffic_enable = rtl838x_traffic_enable,
|
||||
.traffic_disable = rtl838x_traffic_disable,
|
||||
.traffic_get = rtl838x_traffic_get,
|
||||
.traffic_set = rtl838x_traffic_set,
|
||||
.l2_ctrl_0 = RTL838X_L2_CTRL_0,
|
||||
.l2_ctrl_1 = RTL838X_L2_CTRL_1,
|
||||
.l2_port_aging_out = RTL838X_L2_PORT_AGING_OUT,
|
||||
.smi_poll_ctrl = RTL838X_SMI_POLL_CTRL,
|
||||
.l2_tbl_flush_ctrl = RTL838X_L2_TBL_FLUSH_CTRL,
|
||||
.exec_tbl0_cmd = rtl838x_exec_tbl0_cmd,
|
||||
.exec_tbl1_cmd = rtl838x_exec_tbl1_cmd,
|
||||
.tbl_access_data_0 = rtl838x_tbl_access_data_0,
|
||||
.isr_glb_src = RTL838X_ISR_GLB_SRC,
|
||||
.isr_port_link_sts_chg = RTL838X_ISR_PORT_LINK_STS_CHG,
|
||||
.imr_port_link_sts_chg = RTL838X_IMR_PORT_LINK_STS_CHG,
|
||||
.imr_glb = RTL838X_IMR_GLB,
|
||||
.vlan_tables_read = rtl838x_vlan_tables_read,
|
||||
.vlan_set_tagged = rtl838x_vlan_set_tagged,
|
||||
.vlan_set_untagged = rtl838x_vlan_set_untagged,
|
||||
.mac_force_mode_ctrl = rtl838x_mac_force_mode_ctrl,
|
||||
.vlan_profile_dump = rtl838x_vlan_profile_dump,
|
||||
.vlan_profile_setup = rtl838x_vlan_profile_setup,
|
||||
.vlan_fwd_on_inner = rtl838x_vlan_fwd_on_inner,
|
||||
.stp_get = rtl838x_stp_get,
|
||||
.stp_set = rtl838x_stp_set,
|
||||
.mac_port_ctrl = rtl838x_mac_port_ctrl,
|
||||
.l2_port_new_salrn = rtl838x_l2_port_new_salrn,
|
||||
.l2_port_new_sa_fwd = rtl838x_l2_port_new_sa_fwd,
|
||||
.mir_ctrl = RTL838X_MIR_CTRL,
|
||||
.mir_dpm = RTL838X_MIR_DPM_CTRL,
|
||||
.mir_spm = RTL838X_MIR_SPM_CTRL,
|
||||
.mac_link_sts = RTL838X_MAC_LINK_STS,
|
||||
.mac_link_dup_sts = RTL838X_MAC_LINK_DUP_STS,
|
||||
.mac_link_spd_sts = rtl838x_mac_link_spd_sts,
|
||||
.mac_rx_pause_sts = RTL838X_MAC_RX_PAUSE_STS,
|
||||
.mac_tx_pause_sts = RTL838X_MAC_TX_PAUSE_STS,
|
||||
.read_l2_entry_using_hash = rtl838x_read_l2_entry_using_hash,
|
||||
.write_l2_entry_using_hash = rtl838x_write_l2_entry_using_hash,
|
||||
.read_cam = rtl838x_read_cam,
|
||||
.write_cam = rtl838x_write_cam,
|
||||
.vlan_port_egr_filter = RTL838X_VLAN_PORT_EGR_FLTR,
|
||||
.vlan_port_igr_filter = RTL838X_VLAN_PORT_IGR_FLTR(0),
|
||||
.vlan_port_pb = RTL838X_VLAN_PORT_PB_VLAN,
|
||||
.vlan_port_tag_sts_ctrl = RTL838X_VLAN_PORT_TAG_STS_CTRL,
|
||||
.trk_mbr_ctr = rtl838x_trk_mbr_ctr,
|
||||
.rma_bpdu_fld_pmask = RTL838X_RMA_BPDU_FLD_PMSK,
|
||||
.spcl_trap_eapol_ctrl = RTL838X_SPCL_TRAP_EAPOL_CTRL,
|
||||
.init_eee = rtl838x_init_eee,
|
||||
.port_eee_set = rtl838x_port_eee_set,
|
||||
.eee_port_ability = rtl838x_eee_port_ability,
|
||||
.l2_hash_seed = rtl838x_l2_hash_seed,
|
||||
.l2_hash_key = rtl838x_l2_hash_key,
|
||||
.read_mcast_pmask = rtl838x_read_mcast_pmask,
|
||||
.write_mcast_pmask = rtl838x_write_mcast_pmask,
|
||||
};
|
||||
|
||||
irqreturn_t rtl838x_switch_irq(int irq, void *dev_id)
|
||||
{
|
||||
struct dsa_switch *ds = dev_id;
|
||||
u32 status = sw_r32(RTL838X_ISR_GLB_SRC);
|
||||
u32 ports = sw_r32(RTL838X_ISR_PORT_LINK_STS_CHG);
|
||||
u32 link;
|
||||
int i;
|
||||
|
||||
/* Clear status */
|
||||
sw_w32(ports, RTL838X_ISR_PORT_LINK_STS_CHG);
|
||||
pr_info("RTL8380 Link change: status: %x, ports %x\n", status, ports);
|
||||
|
||||
for (i = 0; i < 28; i++) {
|
||||
if (ports & BIT(i)) {
|
||||
link = sw_r32(RTL838X_MAC_LINK_STS);
|
||||
if (link & BIT(i))
|
||||
dsa_port_phylink_mac_change(ds, i, true);
|
||||
else
|
||||
dsa_port_phylink_mac_change(ds, i, false);
|
||||
}
|
||||
}
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
int rtl838x_smi_wait_op(int timeout)
|
||||
{
|
||||
do {
|
||||
timeout--;
|
||||
udelay(10);
|
||||
} while ((sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_1) & 0x1) && (timeout >= 0));
|
||||
if (timeout <= 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Reads a register in a page from the PHY
|
||||
*/
|
||||
int rtl838x_read_phy(u32 port, u32 page, u32 reg, u32 *val)
|
||||
{
|
||||
u32 v;
|
||||
u32 park_page;
|
||||
|
||||
if (port > 31) {
|
||||
*val = 0xffff;
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (page > 4095 || reg > 31)
|
||||
return -ENOTSUPP;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
sw_w32_mask(0xffff0000, port << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2);
|
||||
|
||||
park_page = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_1) & ((0x1f << 15) | 0x2);
|
||||
v = reg << 20 | page << 3;
|
||||
sw_w32(v | park_page, RTL838X_SMI_ACCESS_PHY_CTRL_1);
|
||||
sw_w32_mask(0, 1, RTL838X_SMI_ACCESS_PHY_CTRL_1);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
*val = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_2) & 0xffff;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return 0;
|
||||
|
||||
timeout:
|
||||
mutex_unlock(&smi_lock);
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
|
||||
/*
|
||||
* Write to a register in a page of the PHY
|
||||
*/
|
||||
int rtl838x_write_phy(u32 port, u32 page, u32 reg, u32 val)
|
||||
{
|
||||
u32 v;
|
||||
u32 park_page;
|
||||
|
||||
val &= 0xffff;
|
||||
if (port > 31 || page > 4095 || reg > 31)
|
||||
return -ENOTSUPP;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
sw_w32(BIT(port), RTL838X_SMI_ACCESS_PHY_CTRL_0);
|
||||
mdelay(10);
|
||||
|
||||
sw_w32_mask(0xffff0000, val << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2);
|
||||
|
||||
park_page = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_1) & ((0x1f << 15) | 0x2);
|
||||
v = reg << 20 | page << 3 | 0x4;
|
||||
sw_w32(v | park_page, RTL838X_SMI_ACCESS_PHY_CTRL_1);
|
||||
sw_w32_mask(0, 1, RTL838X_SMI_ACCESS_PHY_CTRL_1);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return 0;
|
||||
|
||||
timeout:
|
||||
mutex_unlock(&smi_lock);
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
|
||||
/*
|
||||
* Read an mmd register of a PHY
|
||||
*/
|
||||
int rtl838x_read_mmd_phy(u32 port, u32 addr, u32 reg, u32 *val)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
sw_w32(1 << port, RTL838X_SMI_ACCESS_PHY_CTRL_0);
|
||||
mdelay(10);
|
||||
|
||||
sw_w32_mask(0xffff0000, port << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2);
|
||||
|
||||
v = addr << 16 | reg;
|
||||
sw_w32(v, RTL838X_SMI_ACCESS_PHY_CTRL_3);
|
||||
|
||||
/* mmd-access | read | cmd-start */
|
||||
v = 1 << 1 | 0 << 2 | 1;
|
||||
sw_w32(v, RTL838X_SMI_ACCESS_PHY_CTRL_1);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
*val = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_2) & 0xffff;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return 0;
|
||||
|
||||
timeout:
|
||||
mutex_unlock(&smi_lock);
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
|
||||
/*
|
||||
* Write to an mmd register of a PHY
|
||||
*/
|
||||
int rtl838x_write_mmd_phy(u32 port, u32 addr, u32 reg, u32 val)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
pr_debug("MMD write: port %d, dev %d, reg %d, val %x\n", port, addr, reg, val);
|
||||
val &= 0xffff;
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
sw_w32(1 << port, RTL838X_SMI_ACCESS_PHY_CTRL_0);
|
||||
mdelay(10);
|
||||
|
||||
sw_w32_mask(0xffff0000, val << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2);
|
||||
|
||||
sw_w32_mask(0x1f << 16, addr << 16, RTL838X_SMI_ACCESS_PHY_CTRL_3);
|
||||
sw_w32_mask(0xffff, reg, RTL838X_SMI_ACCESS_PHY_CTRL_3);
|
||||
/* mmd-access | write | cmd-start */
|
||||
v = 1 << 1 | 1 << 2 | 1;
|
||||
sw_w32(v, RTL838X_SMI_ACCESS_PHY_CTRL_1);
|
||||
|
||||
if (rtl838x_smi_wait_op(10000))
|
||||
goto timeout;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return 0;
|
||||
|
||||
timeout:
|
||||
mutex_unlock(&smi_lock);
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
|
||||
void rtl8380_get_version(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
u32 rw_save, info_save;
|
||||
u32 info;
|
||||
|
||||
rw_save = sw_r32(RTL838X_INT_RW_CTRL);
|
||||
sw_w32(rw_save | 0x3, RTL838X_INT_RW_CTRL);
|
||||
|
||||
info_save = sw_r32(RTL838X_CHIP_INFO);
|
||||
sw_w32(info_save | 0xA0000000, RTL838X_CHIP_INFO);
|
||||
|
||||
info = sw_r32(RTL838X_CHIP_INFO);
|
||||
sw_w32(info_save, RTL838X_CHIP_INFO);
|
||||
sw_w32(rw_save, RTL838X_INT_RW_CTRL);
|
||||
|
||||
if ((info & 0xFFFF) == 0x6275) {
|
||||
if (((info >> 16) & 0x1F) == 0x1)
|
||||
priv->version = RTL8380_VERSION_A;
|
||||
else if (((info >> 16) & 0x1F) == 0x2)
|
||||
priv->version = RTL8380_VERSION_B;
|
||||
else
|
||||
priv->version = RTL8380_VERSION_B;
|
||||
} else {
|
||||
priv->version = '-';
|
||||
}
|
||||
}
|
||||
|
||||
void rtl838x_vlan_profile_dump(int profile)
|
||||
{
|
||||
u32 p;
|
||||
|
||||
if (profile < 0 || profile > 7)
|
||||
return;
|
||||
|
||||
p = sw_r32(RTL838X_VLAN_PROFILE(profile));
|
||||
|
||||
pr_info("VLAN profile %d: L2 learning: %d, UNKN L2MC FLD PMSK %d, \
|
||||
UNKN IPMC FLD PMSK %d, UNKN IPv6MC FLD PMSK: %d",
|
||||
profile, p & 1, (p >> 1) & 0x1ff, (p >> 10) & 0x1ff, (p >> 19) & 0x1ff);
|
||||
}
|
||||
|
||||
void rtl8380_sds_rst(int mac)
|
||||
{
|
||||
u32 offset = (mac == 24) ? 0 : 0x100;
|
||||
|
||||
sw_w32_mask(1 << 11, 0, RTL838X_SDS4_FIB_REG0 + offset);
|
||||
sw_w32_mask(0x3, 0, RTL838X_SDS4_REG28 + offset);
|
||||
sw_w32_mask(0x3, 0x3, RTL838X_SDS4_REG28 + offset);
|
||||
sw_w32_mask(0, 0x1 << 6, RTL838X_SDS4_DUMMY0 + offset);
|
||||
sw_w32_mask(0x1 << 6, 0, RTL838X_SDS4_DUMMY0 + offset);
|
||||
pr_debug("SERDES reset: %d\n", mac);
|
||||
}
|
||||
|
||||
int rtl8380_sds_power(int mac, int val)
|
||||
{
|
||||
u32 mode = (val == 1) ? 0x4 : 0x9;
|
||||
u32 offset = (mac == 24) ? 5 : 0;
|
||||
|
||||
if ((mac != 24) && (mac != 26)) {
|
||||
pr_err("%s: not a fibre port: %d\n", __func__, mac);
|
||||
return -1;
|
||||
}
|
||||
|
||||
sw_w32_mask(0x1f << offset, mode << offset, RTL838X_SDS_MODE_SEL);
|
||||
|
||||
rtl8380_sds_rst(mac);
|
||||
|
||||
return 0;
|
||||
}
|
@ -0,0 +1,526 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
|
||||
#ifndef _RTL838X_H
|
||||
#define _RTL838X_H
|
||||
|
||||
#include <net/dsa.h>
|
||||
|
||||
/*
|
||||
* Register definition
|
||||
*/
|
||||
#define RTL838X_MAC_PORT_CTRL(port) (0xd560 + (((port) << 7)))
|
||||
#define RTL839X_MAC_PORT_CTRL(port) (0x8004 + (((port) << 7)))
|
||||
#define RTL930X_MAC_PORT_CTRL(port) (0x3260 + (((port) << 6)))
|
||||
#define RTL930X_MAC_L2_PORT_CTRL(port) (0x3268 + (((port) << 6)))
|
||||
#define RTL931X_MAC_PORT_CTRL(port) (0x6004 + (((port) << 7)))
|
||||
|
||||
#define RTL838X_RST_GLB_CTRL_0 (0x003c)
|
||||
|
||||
#define RTL838X_MAC_FORCE_MODE_CTRL (0xa104)
|
||||
#define RTL839X_MAC_FORCE_MODE_CTRL (0x02bc)
|
||||
#define RTL930X_MAC_FORCE_MODE_CTRL (0xCA1C)
|
||||
#define RTL931X_MAC_FORCE_MODE_CTRL (0x0DCC)
|
||||
|
||||
#define RTL838X_DMY_REG31 (0x3b28)
|
||||
#define RTL838X_SDS_MODE_SEL (0x0028)
|
||||
#define RTL838X_SDS_CFG_REG (0x0034)
|
||||
#define RTL838X_INT_MODE_CTRL (0x005c)
|
||||
#define RTL838X_CHIP_INFO (0x00d8)
|
||||
#define RTL839X_CHIP_INFO (0x0ff4)
|
||||
#define RTL838X_PORT_ISO_CTRL(port) (0x4100 + ((port) << 2))
|
||||
#define RTL839X_PORT_ISO_CTRL(port) (0x1400 + ((port) << 3))
|
||||
|
||||
/* Packet statistics */
|
||||
#define RTL838X_STAT_PORT_STD_MIB (0x1200)
|
||||
#define RTL839X_STAT_PORT_STD_MIB (0xC000)
|
||||
#define RTL930X_STAT_PORT_MIB_CNTR (0x0664)
|
||||
#define RTL838X_STAT_RST (0x3100)
|
||||
#define RTL839X_STAT_RST (0xF504)
|
||||
#define RTL930X_STAT_RST (0x3240)
|
||||
#define RTL931X_STAT_RST (0x7ef4)
|
||||
#define RTL838X_STAT_PORT_RST (0x3104)
|
||||
#define RTL839X_STAT_PORT_RST (0xF508)
|
||||
#define RTL930X_STAT_PORT_RST (0x3244)
|
||||
#define RTL931X_STAT_PORT_RST (0x7ef8)
|
||||
#define RTL838X_STAT_CTRL (0x3108)
|
||||
#define RTL839X_STAT_CTRL (0x04cc)
|
||||
#define RTL930X_STAT_CTRL (0x3248)
|
||||
#define RTL931X_STAT_CTRL (0x5720)
|
||||
|
||||
/* Registers of the internal Serdes of the 8390 */
|
||||
#define RTL8390_SDS0_1_XSG0 (0xA000)
|
||||
#define RTL8390_SDS0_1_XSG1 (0xA100)
|
||||
#define RTL839X_SDS12_13_XSG0 (0xB800)
|
||||
#define RTL839X_SDS12_13_XSG1 (0xB900)
|
||||
#define RTL839X_SDS12_13_PWR0 (0xb880)
|
||||
#define RTL839X_SDS12_13_PWR1 (0xb980)
|
||||
|
||||
/* Registers of the internal Serdes of the 8380 */
|
||||
#define RTL838X_SDS4_FIB_REG0 (0xF800)
|
||||
#define RTL838X_SDS4_REG28 (0xef80)
|
||||
#define RTL838X_SDS4_DUMMY0 (0xef8c)
|
||||
#define RTL838X_SDS5_EXT_REG6 (0xf18c)
|
||||
|
||||
/* VLAN registers */
|
||||
#define RTL838X_VLAN_CTRL (0x3A74)
|
||||
#define RTL838X_VLAN_PROFILE(idx) (0x3A88 + ((idx) << 2))
|
||||
#define RTL838X_VLAN_PORT_EGR_FLTR (0x3A84)
|
||||
#define RTL838X_VLAN_PORT_PB_VLAN (0x3C00)
|
||||
#define RTL838X_VLAN_PORT_IGR_FLTR(port) (0x3A7C + (((port >> 4) << 2)))
|
||||
#define RTL838X_VLAN_PORT_IGR_FLTR_0 (0x3A7C)
|
||||
#define RTL838X_VLAN_PORT_IGR_FLTR_1 (0x3A7C + 4)
|
||||
#define RTL838X_VLAN_PORT_TAG_STS_CTRL (0xA530)
|
||||
|
||||
#define RTL839X_VLAN_PROFILE(idx) (0x25C0 + (((idx) << 3)))
|
||||
#define RTL839X_VLAN_CTRL (0x26D4)
|
||||
#define RTL839X_VLAN_PORT_PB_VLAN (0x26D8)
|
||||
#define RTL839X_VLAN_PORT_IGR_FLTR(port) (0x27B4 + (((port >> 4) << 2)))
|
||||
#define RTL839X_VLAN_PORT_EGR_FLTR(port) (0x27C4 + (((port >> 5) << 2)))
|
||||
#define RTL839X_VLAN_PORT_TAG_STS_CTRL (0x6828)
|
||||
|
||||
#define RTL930X_VLAN_PROFILE_SET(idx) (0x9c60 + (((idx) * 20)))
|
||||
#define RTL930X_VLAN_CTRL (0x82D4)
|
||||
#define RTL930X_VLAN_PORT_PB_VLAN (0x82D8)
|
||||
#define RTL930X_VLAN_PORT_IGR_FLTR(port) (0x83C0 + (((port >> 4) << 2)))
|
||||
#define RTL930X_VLAN_PORT_EGR_FLTR (0x83C8)
|
||||
#define RTL930X_VLAN_PORT_TAG_STS_CTRL (0xCE24)
|
||||
|
||||
#define RTL931X_VLAN_PROFILE_SET(idx) (0x9800 + (((idx) * 28)))
|
||||
#define RTL931X_VLAN_CTRL (0x94E4)
|
||||
#define RTL931X_VLAN_PORT_IGR_FLTR(port) (0x96B4 + (((port >> 4) << 2)))
|
||||
#define RTL931X_VLAN_PORT_EGR_FLTR(port) (0x96C4 + (((port >> 5) << 2)))
|
||||
#define RTL931X_VLAN_PORT_TAG_CTRL (0x4860)
|
||||
|
||||
/* Table access registers */
|
||||
#define RTL838X_TBL_ACCESS_CTRL_0 (0x6914)
|
||||
#define RTL838X_TBL_ACCESS_DATA_0(idx) (0x6918 + ((idx) << 2))
|
||||
#define RTL838X_TBL_ACCESS_CTRL_1 (0xA4C8)
|
||||
#define RTL838X_TBL_ACCESS_DATA_1(idx) (0xA4CC + ((idx) << 2))
|
||||
|
||||
#define RTL839X_TBL_ACCESS_CTRL_0 (0x1190)
|
||||
#define RTL839X_TBL_ACCESS_DATA_0(idx) (0x1194 + ((idx) << 2))
|
||||
#define RTL839X_TBL_ACCESS_CTRL_1 (0x6b80)
|
||||
#define RTL839X_TBL_ACCESS_DATA_1(idx) (0x6b84 + ((idx) << 2))
|
||||
#define RTL839X_TBL_ACCESS_CTRL_2 (0x611C)
|
||||
#define RTL839X_TBL_ACCESS_DATA_2(i) (0x6120 + (((i) << 2)))
|
||||
|
||||
#define RTL930X_TBL_ACCESS_CTRL_0 (0xB340)
|
||||
#define RTL930X_TBL_ACCESS_DATA_0(idx) (0xB344 + ((idx) << 2))
|
||||
#define RTL930X_TBL_ACCESS_CTRL_1 (0xB3A0)
|
||||
#define RTL930X_TBL_ACCESS_DATA_1(idx) (0xB3A4 + ((idx) << 2))
|
||||
#define RTL930X_TBL_ACCESS_CTRL_2 (0xCE04)
|
||||
#define RTL930X_TBL_ACCESS_DATA_2(i) (0xCE08 + (((i) << 2)))
|
||||
|
||||
#define RTL931X_TBL_ACCESS_CTRL_0 (0x8500)
|
||||
#define RTL931X_TBL_ACCESS_DATA_0(idx) (0x8508 + ((idx) << 2))
|
||||
#define RTL931X_TBL_ACCESS_CTRL_1 (0x40C0)
|
||||
#define RTL931X_TBL_ACCESS_DATA_1(idx) (0x40C4 + ((idx) << 2))
|
||||
#define RTL931X_TBL_ACCESS_CTRL_2 (0x8528)
|
||||
#define RTL931X_TBL_ACCESS_DATA_2(i) (0x852C + (((i) << 2)))
|
||||
#define RTL931X_TBL_ACCESS_CTRL_3 (0x0200)
|
||||
#define RTL931X_TBL_ACCESS_DATA_3(i) (0x0204 + (((i) << 2)))
|
||||
#define RTL931X_TBL_ACCESS_CTRL_4 (0x20DC)
|
||||
#define RTL931X_TBL_ACCESS_DATA_4(i) (0x20E0 + (((i) << 2)))
|
||||
#define RTL931X_TBL_ACCESS_CTRL_5 (0x7E1C)
|
||||
#define RTL931X_TBL_ACCESS_DATA_5(i) (0x7E20 + (((i) << 2)))
|
||||
|
||||
/* MAC handling */
|
||||
#define RTL838X_MAC_LINK_STS (0xa188)
|
||||
#define RTL839X_MAC_LINK_STS (0x0390)
|
||||
#define RTL930X_MAC_LINK_STS (0xCB10)
|
||||
#define RTL931X_MAC_LINK_STS (0x0EC0)
|
||||
#define RTL838X_MAC_LINK_SPD_STS(p) (0xa190 + (((p >> 4) << 2)))
|
||||
#define RTL839X_MAC_LINK_SPD_STS(p) (0x03a0 + (((p >> 4) << 2)))
|
||||
#define RTL930X_MAC_LINK_SPD_STS(p) (0xCB18 + (((p >> 3) << 2)))
|
||||
#define RTL931X_MAC_LINK_SPD_STS(p) (0x0ED0 + (((p >> 3) << 2)))
|
||||
#define RTL838X_MAC_LINK_DUP_STS (0xa19c)
|
||||
#define RTL839X_MAC_LINK_DUP_STS (0x03b0)
|
||||
#define RTL930X_MAC_LINK_DUP_STS (0xCB28)
|
||||
#define RTL931X_MAC_LINK_DUP_STS (0x0EF0)
|
||||
#define RTL838X_MAC_TX_PAUSE_STS (0xa1a0)
|
||||
#define RTL839X_MAC_TX_PAUSE_STS (0x03b8)
|
||||
#define RTL930X_MAC_TX_PAUSE_STS (0xCB2C)
|
||||
#define RTL931X_MAC_TX_PAUSE_STS (0x0EF8)
|
||||
#define RTL838X_MAC_RX_PAUSE_STS (0xa1a4)
|
||||
#define RTL839X_MAC_RX_PAUSE_STS (0x03c0)
|
||||
#define RTL930X_MAC_RX_PAUSE_STS (0xCB30)
|
||||
#define RTL931X_MAC_RX_PAUSE_STS (0x0F00)
|
||||
|
||||
/* MAC link state bits */
|
||||
#define FORCE_EN (1 << 0)
|
||||
#define FORCE_LINK_EN (1 << 1)
|
||||
#define NWAY_EN (1 << 2)
|
||||
#define DUPLX_MODE (1 << 3)
|
||||
#define TX_PAUSE_EN (1 << 6)
|
||||
#define RX_PAUSE_EN (1 << 7)
|
||||
|
||||
/* EEE */
|
||||
#define RTL838X_MAC_EEE_ABLTY (0xa1a8)
|
||||
#define RTL838X_EEE_PORT_TX_EN (0x014c)
|
||||
#define RTL838X_EEE_PORT_RX_EN (0x0150)
|
||||
#define RTL838X_EEE_CLK_STOP_CTRL (0x0148)
|
||||
#define RTL838X_EEE_TX_TIMER_GIGA_CTRL (0xaa04)
|
||||
#define RTL838X_EEE_TX_TIMER_GELITE_CTRL (0xaa08)
|
||||
|
||||
#define RTL839X_EEE_TX_TIMER_GELITE_CTRL (0x042C)
|
||||
#define RTL839X_EEE_TX_TIMER_GIGA_CTRL (0x0430)
|
||||
#define RTL839X_EEE_TX_TIMER_10G_CTRL (0x0434)
|
||||
#define RTL839X_EEE_CTRL(p) (0x8008 + ((p) << 7))
|
||||
#define RTL839X_MAC_EEE_ABLTY (0x03C8)
|
||||
|
||||
#define RTL930X_MAC_EEE_ABLTY (0xCB34)
|
||||
#define RTL930X_EEE_CTRL(p) (0x3274 + ((p) << 6))
|
||||
#define RTL930X_EEEP_PORT_CTRL(p) (0x3278 + ((p) << 6))
|
||||
|
||||
/* L2 functionality */
|
||||
#define RTL838X_L2_CTRL_0 (0x3200)
|
||||
#define RTL839X_L2_CTRL_0 (0x3800)
|
||||
#define RTL930X_L2_CTRL (0x8FD8)
|
||||
#define RTL931X_L2_CTRL (0xC800)
|
||||
#define RTL838X_L2_CTRL_1 (0x3204)
|
||||
#define RTL839X_L2_CTRL_1 (0x3804)
|
||||
#define RTL930X_L2_AGE_CTRL (0x8FDC)
|
||||
#define RTL931X_L2_AGE_CTRL (0xC804)
|
||||
#define RTL838X_L2_PORT_AGING_OUT (0x3358)
|
||||
#define RTL839X_L2_PORT_AGING_OUT (0x3b74)
|
||||
#define RTL930X_L2_PORT_AGE_CTRL (0x8FE0)
|
||||
#define RTL931X_L2_PORT_AGE_CTRL (0xc808)
|
||||
#define RTL838X_TBL_ACCESS_L2_CTRL (0x6900)
|
||||
#define RTL839X_TBL_ACCESS_L2_CTRL (0x1180)
|
||||
#define RTL930X_TBL_ACCESS_L2_CTRL (0xB320)
|
||||
#define RTL930X_TBL_ACCESS_L2_METHOD_CTRL (0xB324)
|
||||
#define RTL838X_TBL_ACCESS_L2_DATA(idx) (0x6908 + ((idx) << 2))
|
||||
#define RTL839X_TBL_ACCESS_L2_DATA(idx) (0x1184 + ((idx) << 2))
|
||||
#define RTL930X_TBL_ACCESS_L2_DATA(idx) (0xab08 + ((idx) << 2))
|
||||
#define RTL838X_L2_TBL_FLUSH_CTRL (0x3370)
|
||||
#define RTL839X_L2_TBL_FLUSH_CTRL (0x3ba0)
|
||||
#define RTL930X_L2_TBL_FLUSH_CTRL (0x9404)
|
||||
#define RTL931X_L2_TBL_FLUSH_CTRL (0xCD9C)
|
||||
|
||||
#define RTL838X_L2_PORT_NEW_SALRN(p) (0x328c + (((p >> 4) << 2)))
|
||||
#define RTL839X_L2_PORT_NEW_SALRN(p) (0x38F0 + (((p >> 4) << 2)))
|
||||
#define RTL930X_L2_PORT_SALRN(p) (0x8FEC + (((p >> 4) << 2)))
|
||||
#define RTL931X_L2_PORT_NEW_SALRN(p) (0xC820 + (((p >> 4) << 2)))
|
||||
#define RTL838X_L2_PORT_NEW_SA_FWD(p) (0x3294 + (((p >> 4) << 2)))
|
||||
#define RTL839X_L2_PORT_NEW_SA_FWD(p) (0x3900 + (((p >> 4) << 2)))
|
||||
#define RTL930X_L2_PORT_NEW_SA_FWD(p) (0x8FF4 + (((p / 10) << 2)))
|
||||
#define RTL931X_L2_PORT_NEW_SA_FWD(p) (0xC830 + (((p / 10) << 2)))
|
||||
|
||||
#define RTL930X_ST_CTRL (0x8798)
|
||||
|
||||
#define RTL930X_L2_PORT_SABLK_CTRL (0x905c)
|
||||
#define RTL930X_L2_PORT_DABLK_CTRL (0x9060)
|
||||
|
||||
#define RTL838X_RMA_BPDU_FLD_PMSK (0x4348)
|
||||
#define RTL930X_RMA_BPDU_FLD_PMSK (0x9F18)
|
||||
#define RTL931X_RMA_BPDU_FLD_PMSK (0x8950)
|
||||
#define RTL839X_RMA_BPDU_FLD_PMSK (0x125C)
|
||||
|
||||
#define RTL838X_L2_PORT_LM_ACT(p) (0x3208 + ((p) << 2))
|
||||
#define RTL838X_VLAN_PORT_FWD (0x3A78)
|
||||
#define RTL839X_VLAN_PORT_FWD (0x27AC)
|
||||
#define RTL930X_VLAN_PORT_FWD (0x834C)
|
||||
#define RTL838X_VLAN_FID_CTRL (0x3aa8)
|
||||
|
||||
/* Port Mirroring */
|
||||
#define RTL838X_MIR_CTRL (0x5D00)
|
||||
#define RTL838X_MIR_DPM_CTRL (0x5D20)
|
||||
#define RTL838X_MIR_SPM_CTRL (0x5D10)
|
||||
|
||||
#define RTL839X_MIR_CTRL (0x2500)
|
||||
#define RTL839X_MIR_DPM_CTRL (0x2530)
|
||||
#define RTL839X_MIR_SPM_CTRL (0x2510)
|
||||
|
||||
#define RTL930X_MIR_CTRL (0xA2A0)
|
||||
#define RTL930X_MIR_DPM_CTRL (0xA2C0)
|
||||
#define RTL930X_MIR_SPM_CTRL (0xA2B0)
|
||||
|
||||
#define RTL931X_MIR_CTRL (0xAF00)
|
||||
#define RTL931X_MIR_DPM_CTRL (0xAF30)
|
||||
#define RTL931X_MIR_SPM_CTRL (0xAF10)
|
||||
|
||||
/* Storm/rate control and scheduling */
|
||||
#define RTL838X_STORM_CTRL (0x4700)
|
||||
#define RTL839X_STORM_CTRL (0x1800)
|
||||
#define RTL838X_STORM_CTRL_LB_CTRL(p) (0x4884 + (((p) << 2)))
|
||||
#define RTL838X_STORM_CTRL_BURST_PPS_0 (0x4874)
|
||||
#define RTL838X_STORM_CTRL_BURST_PPS_1 (0x4878)
|
||||
#define RTL838X_STORM_CTRL_BURST_0 (0x487c)
|
||||
#define RTL838X_STORM_CTRL_BURST_1 (0x4880)
|
||||
#define RTL839X_STORM_CTRL_LB_TICK_TKN_CTRL_0 (0x1804)
|
||||
#define RTL839X_STORM_CTRL_LB_TICK_TKN_CTRL_1 (0x1808)
|
||||
#define RTL838X_SCHED_CTRL (0xB980)
|
||||
#define RTL839X_SCHED_CTRL (0x60F4)
|
||||
#define RTL838X_SCHED_LB_TICK_TKN_CTRL_0 (0xAD58)
|
||||
#define RTL838X_SCHED_LB_TICK_TKN_CTRL_1 (0xAD5C)
|
||||
#define RTL839X_SCHED_LB_TICK_TKN_CTRL_0 (0x1804)
|
||||
#define RTL839X_SCHED_LB_TICK_TKN_CTRL_1 (0x1808)
|
||||
#define RTL839X_STORM_CTRL_SPCL_LB_TICK_TKN_CTRL (0x2000)
|
||||
#define RTL839X_IGR_BWCTRL_LB_TICK_TKN_CTRL_0 (0x1604)
|
||||
#define RTL839X_IGR_BWCTRL_LB_TICK_TKN_CTRL_1 (0x1608)
|
||||
#define RTL839X_SCHED_LB_TICK_TKN_CTRL (0x60F8)
|
||||
#define RTL839X_SCHED_LB_TICK_TKN_PPS_CTRL (0x6200)
|
||||
#define RTL838X_SCHED_LB_THR (0xB984)
|
||||
#define RTL839X_SCHED_LB_THR (0x60FC)
|
||||
#define RTL838X_SCHED_P_EGR_RATE_CTRL(p) (0xC008 + (((p) << 7)))
|
||||
#define RTL838X_SCHED_Q_EGR_RATE_CTRL(p, q) (0xC00C + (p << 7) + (((q) << 2)))
|
||||
#define RTL838X_STORM_CTRL_PORT_BC_EXCEED (0x470C)
|
||||
#define RTL838X_STORM_CTRL_PORT_MC_EXCEED (0x4710)
|
||||
#define RTL838X_STORM_CTRL_PORT_UC_EXCEED (0x4714)
|
||||
#define RTL839X_STORM_CTRL_PORT_BC_EXCEED(p) (0x180c + (((p >> 5) << 2)))
|
||||
#define RTL839X_STORM_CTRL_PORT_MC_EXCEED(p) (0x1814 + (((p >> 5) << 2)))
|
||||
#define RTL839X_STORM_CTRL_PORT_UC_EXCEED(p) (0x181c + (((p >> 5) << 2)))
|
||||
#define RTL838X_STORM_CTRL_PORT_UC(p) (0x4718 + (((p) << 2)))
|
||||
#define RTL838X_STORM_CTRL_PORT_MC(p) (0x478c + (((p) << 2)))
|
||||
#define RTL838X_STORM_CTRL_PORT_BC(p) (0x4800 + (((p) << 2)))
|
||||
#define RTL839X_STORM_CTRL_PORT_UC_0(p) (0x185C + (((p) << 3)))
|
||||
#define RTL839X_STORM_CTRL_PORT_UC_1(p) (0x1860 + (((p) << 3)))
|
||||
#define RTL839X_STORM_CTRL_PORT_MC_0(p) (0x19FC + (((p) << 3)))
|
||||
#define RTL839X_STORM_CTRL_PORT_MC_1(p) (0x1a00 + (((p) << 3)))
|
||||
#define RTL839X_STORM_CTRL_PORT_BC_0(p) (0x1B9C + (((p) << 3)))
|
||||
#define RTL839X_STORM_CTRL_PORT_BC_1(p) (0x1BA0 + (((p) << 3)))
|
||||
#define RTL839X_TBL_ACCESS_CTRL_2 (0x611C)
|
||||
#define RTL839X_TBL_ACCESS_DATA_2(i) (0x6120 + (((i) << 2)))
|
||||
#define RTL839X_IGR_BWCTRL_PORT_CTRL_10G_0(p) (0x1618 + (((p) << 3)))
|
||||
#define RTL839X_IGR_BWCTRL_PORT_CTRL_10G_1(p) (0x161C + (((p) << 3)))
|
||||
#define RTL839X_IGR_BWCTRL_PORT_CTRL_0(p) (0x1640 + (((p) << 3)))
|
||||
#define RTL839X_IGR_BWCTRL_PORT_CTRL_1(p) (0x1644 + (((p) << 3)))
|
||||
#define RTL839X_IGR_BWCTRL_CTRL_LB_THR (0x1614)
|
||||
|
||||
/* Link aggregation (Trunking) */
|
||||
#define RTL839X_TRK_MBR_CTR (0x2200)
|
||||
#define RTL838X_TRK_MBR_CTR (0x3E00)
|
||||
#define RTL930X_TRK_MBR_CTRL (0xA41C)
|
||||
#define RTL931X_TRK_MBR_CTRL (0xB8D0)
|
||||
|
||||
/* Attack prevention */
|
||||
#define RTL838X_ATK_PRVNT_PORT_EN (0x5B00)
|
||||
#define RTL838X_ATK_PRVNT_CTRL (0x5B04)
|
||||
#define RTL838X_ATK_PRVNT_ACT (0x5B08)
|
||||
#define RTL838X_ATK_PRVNT_STS (0x5B1C)
|
||||
|
||||
/* 802.1X */
|
||||
#define RTL838X_SPCL_TRAP_EAPOL_CTRL (0x6988)
|
||||
#define RTL839X_SPCL_TRAP_EAPOL_CTRL (0x105C)
|
||||
|
||||
/* QoS */
|
||||
#define RTL838X_QM_INTPRI2QID_CTRL (0x5F00)
|
||||
#define RTL839X_QM_INTPRI2QID_CTRL(q) (0x1110 + (q << 2))
|
||||
#define RTL839X_QM_PORT_QNUM(p) (0x1130 + (((p / 10) << 2)))
|
||||
#define RTL838X_PRI_SEL_PORT_PRI(p) (0x5FB8 + (((p / 10) << 2)))
|
||||
#define RTL839X_PRI_SEL_PORT_PRI(p) (0x10A8 + (((p / 10) << 2)))
|
||||
#define RTL838X_QM_PKT2CPU_INTPRI_MAP (0x5F10)
|
||||
#define RTL839X_QM_PKT2CPU_INTPRI_MAP (0x1154)
|
||||
#define RTL838X_PRI_SEL_CTRL (0x10E0)
|
||||
#define RTL839X_PRI_SEL_CTRL (0x10E0)
|
||||
#define RTL838X_PRI_SEL_TBL_CTRL(i) (0x5FD8 + (((i) << 2)))
|
||||
#define RTL839X_PRI_SEL_TBL_CTRL(i) (0x10D0 + (((i) << 2)))
|
||||
#define RTL838X_QM_PKT2CPU_INTPRI_0 (0x5F04)
|
||||
#define RTL838X_QM_PKT2CPU_INTPRI_1 (0x5F08)
|
||||
#define RTL838X_QM_PKT2CPU_INTPRI_2 (0x5F0C)
|
||||
#define RTL839X_OAM_CTRL (0x2100)
|
||||
#define RTL839X_OAM_PORT_ACT_CTRL(p) (0x2104 + (((p) << 2)))
|
||||
#define RTL839X_RMK_PORT_DEI_TAG_CTRL(p) (0x6A9C + (((p >> 5) << 2)))
|
||||
#define RTL839X_PRI_SEL_IPRI_REMAP (0x1080)
|
||||
#define RTL838X_PRI_SEL_IPRI_REMAP (0x5F8C)
|
||||
#define RTL839X_PRI_SEL_DEI2DP_REMAP (0x10EC)
|
||||
#define RTL839X_PRI_SEL_DSCP2DP_REMAP_ADDR(i) (0x10F0 + (((i >> 4) << 2)))
|
||||
#define RTL839X_RMK_DEI_CTRL (0x6AA4)
|
||||
#define RTL839X_WRED_PORT_THR_CTRL(i) (0x6084 + ((i) << 2))
|
||||
#define RTL839X_WRED_QUEUE_THR_CTRL(q, i) (0x6090 + ((q) * 12) + ((i) << 2))
|
||||
#define RTL838X_PRI_DSCP_INVLD_CTRL0 (0x5FE8)
|
||||
#define RTL838X_RMK_IPRI_CTRL (0xA460)
|
||||
#define RTL838X_RMK_OPRI_CTRL (0xA464)
|
||||
#define RTL838X_SCHED_P_TYPE_CTRL(p) (0xC04C + (((p) << 7)))
|
||||
#define RTL838X_SCHED_LB_CTRL(p) (0xC004 + (((p) << 7)))
|
||||
#define RTL838X_FC_P_EGR_DROP_CTRL(p) (0x6B1C + (((p) << 2)))
|
||||
|
||||
/* Debug features */
|
||||
#define RTL930X_STAT_PRVTE_DROP_COUNTER0 (0xB5B8)
|
||||
|
||||
#define MAX_VLANS 4096
|
||||
#define MAX_LAGS 16
|
||||
#define MAX_PRIOS 8
|
||||
#define RTL930X_PORT_IGNORE 0x3f
|
||||
#define MAX_MC_GROUPS 512
|
||||
#define UNKNOWN_MC_PMASK (MAX_MC_GROUPS - 1)
|
||||
|
||||
enum phy_type {
|
||||
PHY_NONE = 0,
|
||||
PHY_RTL838X_SDS = 1,
|
||||
PHY_RTL8218B_INT = 2,
|
||||
PHY_RTL8218B_EXT = 3,
|
||||
PHY_RTL8214FC = 4,
|
||||
PHY_RTL839X_SDS = 5,
|
||||
};
|
||||
|
||||
struct rtl838x_port {
|
||||
bool enable;
|
||||
u64 pm;
|
||||
u16 pvid;
|
||||
bool eee_enabled;
|
||||
enum phy_type phy;
|
||||
bool is10G;
|
||||
bool is2G5;
|
||||
u8 sds_num;
|
||||
const struct dsa_port *dp;
|
||||
};
|
||||
|
||||
struct rtl838x_vlan_info {
|
||||
u64 untagged_ports;
|
||||
u64 tagged_ports;
|
||||
u8 profile_id;
|
||||
bool hash_mc_fid;
|
||||
bool hash_uc_fid;
|
||||
u8 fid;
|
||||
};
|
||||
|
||||
enum l2_entry_type {
|
||||
L2_INVALID = 0,
|
||||
L2_UNICAST = 1,
|
||||
L2_MULTICAST = 2,
|
||||
IP4_MULTICAST = 3,
|
||||
IP6_MULTICAST = 4,
|
||||
};
|
||||
|
||||
struct rtl838x_l2_entry {
|
||||
u8 mac[6];
|
||||
u16 vid;
|
||||
u16 rvid;
|
||||
u8 port;
|
||||
bool valid;
|
||||
enum l2_entry_type type;
|
||||
bool is_static;
|
||||
bool is_ip_mc;
|
||||
bool is_ipv6_mc;
|
||||
bool block_da;
|
||||
bool block_sa;
|
||||
bool suspended;
|
||||
bool next_hop;
|
||||
int age;
|
||||
u8 trunk;
|
||||
bool is_trunk;
|
||||
u8 stack_dev;
|
||||
u16 mc_portmask_index;
|
||||
u32 mc_gip;
|
||||
u32 mc_sip;
|
||||
u16 mc_mac_index;
|
||||
u16 nh_route_id;
|
||||
bool nh_vlan_target; // Only RTL83xx: VLAN used for next hop
|
||||
};
|
||||
|
||||
struct rtl838x_nexthop {
|
||||
u16 id; // ID in HW Nexthop table
|
||||
u32 ip; // IP Addres of nexthop
|
||||
u32 dev_id;
|
||||
u16 port;
|
||||
u16 vid;
|
||||
u16 fid;
|
||||
u64 mac;
|
||||
u16 mac_id;
|
||||
u16 l2_id; // Index of this next hop forwarding entry in L2 FIB table
|
||||
u16 if_id;
|
||||
};
|
||||
|
||||
struct rtl838x_switch_priv;
|
||||
|
||||
struct rtl838x_reg {
|
||||
void (*mask_port_reg_be)(u64 clear, u64 set, int reg);
|
||||
void (*set_port_reg_be)(u64 set, int reg);
|
||||
u64 (*get_port_reg_be)(int reg);
|
||||
void (*mask_port_reg_le)(u64 clear, u64 set, int reg);
|
||||
void (*set_port_reg_le)(u64 set, int reg);
|
||||
u64 (*get_port_reg_le)(int reg);
|
||||
int stat_port_rst;
|
||||
int stat_rst;
|
||||
int stat_port_std_mib;
|
||||
int (*port_iso_ctrl)(int p);
|
||||
void (*traffic_enable)(int source, int dest);
|
||||
void (*traffic_disable)(int source, int dest);
|
||||
void (*traffic_set)(int source, u64 dest_matrix);
|
||||
u64 (*traffic_get)(int source);
|
||||
int l2_ctrl_0;
|
||||
int l2_ctrl_1;
|
||||
int l2_port_aging_out;
|
||||
int smi_poll_ctrl;
|
||||
int l2_tbl_flush_ctrl;
|
||||
void (*exec_tbl0_cmd)(u32 cmd);
|
||||
void (*exec_tbl1_cmd)(u32 cmd);
|
||||
int (*tbl_access_data_0)(int i);
|
||||
int isr_glb_src;
|
||||
int isr_port_link_sts_chg;
|
||||
int imr_port_link_sts_chg;
|
||||
int imr_glb;
|
||||
void (*vlan_tables_read)(u32 vlan, struct rtl838x_vlan_info *info);
|
||||
void (*vlan_set_tagged)(u32 vlan, struct rtl838x_vlan_info *info);
|
||||
void (*vlan_set_untagged)(u32 vlan, u64 portmask);
|
||||
void (*vlan_profile_dump)(int index);
|
||||
void (*vlan_profile_setup)(int profile);
|
||||
void (*stp_get)(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[]);
|
||||
void (*stp_set)(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[]);
|
||||
int (*mac_force_mode_ctrl)(int port);
|
||||
int (*mac_port_ctrl)(int port);
|
||||
int (*l2_port_new_salrn)(int port);
|
||||
int (*l2_port_new_sa_fwd)(int port);
|
||||
int mir_ctrl;
|
||||
int mir_dpm;
|
||||
int mir_spm;
|
||||
int mac_link_sts;
|
||||
int mac_link_dup_sts;
|
||||
int (*mac_link_spd_sts)(int port);
|
||||
int mac_rx_pause_sts;
|
||||
int mac_tx_pause_sts;
|
||||
u64 (*read_l2_entry_using_hash)(u32 hash, u32 position, struct rtl838x_l2_entry *e);
|
||||
void (*write_l2_entry_using_hash)(u32 hash, u32 pos, struct rtl838x_l2_entry *e);
|
||||
u64 (*read_cam)(int idx, struct rtl838x_l2_entry *e);
|
||||
void (*write_cam)(int idx, struct rtl838x_l2_entry *e);
|
||||
int vlan_port_egr_filter;
|
||||
int vlan_port_igr_filter;
|
||||
int vlan_port_pb;
|
||||
int vlan_port_tag_sts_ctrl;
|
||||
int (*rtl838x_vlan_port_tag_sts_ctrl)(int port);
|
||||
int (*trk_mbr_ctr)(int group);
|
||||
int rma_bpdu_fld_pmask;
|
||||
int spcl_trap_eapol_ctrl;
|
||||
void (*init_eee)(struct rtl838x_switch_priv *priv, bool enable);
|
||||
void (*port_eee_set)(struct rtl838x_switch_priv *priv, int port, bool enable);
|
||||
int (*eee_port_ability)(struct rtl838x_switch_priv *priv,
|
||||
struct ethtool_eee *e, int port);
|
||||
u64 (*l2_hash_seed)(u64 mac, u32 vid);
|
||||
u32 (*l2_hash_key)(struct rtl838x_switch_priv *priv, u64 seed);
|
||||
u64 (*read_mcast_pmask)(int idx);
|
||||
void (*write_mcast_pmask)(int idx, u64 portmask);
|
||||
void (*vlan_fwd_on_inner)(int port, bool is_set);
|
||||
};
|
||||
|
||||
struct rtl838x_switch_priv {
|
||||
/* Switch operation */
|
||||
struct dsa_switch *ds;
|
||||
struct device *dev;
|
||||
u16 id;
|
||||
u16 family_id;
|
||||
char version;
|
||||
struct rtl838x_port ports[57];
|
||||
struct mutex reg_mutex;
|
||||
int link_state_irq;
|
||||
int mirror_group_ports[4];
|
||||
struct mii_bus *mii_bus;
|
||||
const struct rtl838x_reg *r;
|
||||
u8 cpu_port;
|
||||
u8 port_mask;
|
||||
u8 port_width;
|
||||
u64 irq_mask;
|
||||
u32 fib_entries;
|
||||
int l2_bucket_size;
|
||||
struct dentry *dbgfs_dir;
|
||||
int n_lags;
|
||||
u64 lags_port_members[MAX_LAGS];
|
||||
struct net_device *lag_devs[MAX_LAGS];
|
||||
struct notifier_block nb;
|
||||
bool eee_enabled;
|
||||
unsigned long int mc_group_bm[MAX_MC_GROUPS >> 5];
|
||||
};
|
||||
|
||||
void rtl838x_dbgfs_init(struct rtl838x_switch_priv *priv);
|
||||
|
||||
#endif /* _RTL838X_H */
|
@ -0,0 +1,807 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
#include "rtl83xx.h"
|
||||
|
||||
extern struct mutex smi_lock;
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
void rtl839x_print_matrix(void)
|
||||
{
|
||||
volatile u64 *ptr9;
|
||||
int i;
|
||||
|
||||
ptr9 = RTL838X_SW_BASE + RTL839X_PORT_ISO_CTRL(0);
|
||||
for (i = 0; i < 52; i += 4)
|
||||
pr_debug("> %16llx %16llx %16llx %16llx\n",
|
||||
ptr9[i + 0], ptr9[i + 1], ptr9[i + 2], ptr9[i + 3]);
|
||||
pr_debug("CPU_PORT> %16llx\n", ptr9[52]);
|
||||
}
|
||||
|
||||
static inline int rtl839x_port_iso_ctrl(int p)
|
||||
{
|
||||
return RTL839X_PORT_ISO_CTRL(p);
|
||||
}
|
||||
|
||||
static inline void rtl839x_exec_tbl0_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL839X_TBL_ACCESS_CTRL_0);
|
||||
do { } while (sw_r32(RTL839X_TBL_ACCESS_CTRL_0) & BIT(16));
|
||||
}
|
||||
|
||||
static inline void rtl839x_exec_tbl1_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL839X_TBL_ACCESS_CTRL_1);
|
||||
do { } while (sw_r32(RTL839X_TBL_ACCESS_CTRL_1) & BIT(16));
|
||||
}
|
||||
|
||||
inline void rtl839x_exec_tbl2_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL839X_TBL_ACCESS_CTRL_2);
|
||||
do { } while (sw_r32(RTL839X_TBL_ACCESS_CTRL_2) & (1 << 9));
|
||||
}
|
||||
|
||||
static inline int rtl839x_tbl_access_data_0(int i)
|
||||
{
|
||||
return RTL839X_TBL_ACCESS_DATA_0(i);
|
||||
}
|
||||
|
||||
static void rtl839x_vlan_tables_read(u32 vlan, struct rtl838x_vlan_info *info)
|
||||
{
|
||||
u32 u, v, w;
|
||||
// Read VLAN table (0) via register 0
|
||||
struct table_reg *r = rtl_table_get(RTL8390_TBL_0, 0);
|
||||
|
||||
rtl_table_read(r, vlan);
|
||||
u = sw_r32(rtl_table_data(r, 0));
|
||||
v = sw_r32(rtl_table_data(r, 1));
|
||||
w = sw_r32(rtl_table_data(r, 2));
|
||||
rtl_table_release(r);
|
||||
|
||||
info->tagged_ports = u;
|
||||
info->tagged_ports = (info->tagged_ports << 21) | ((v >> 11) & 0x1fffff);
|
||||
info->profile_id = w >> 30 | ((v & 1) << 2);
|
||||
info->hash_mc_fid = !!(w & BIT(2));
|
||||
info->hash_uc_fid = !!(w & BIT(3));
|
||||
info->fid = (v >> 3) & 0xff;
|
||||
|
||||
// Read UNTAG table (0) via table register 1
|
||||
r = rtl_table_get(RTL8390_TBL_1, 0);
|
||||
rtl_table_read(r, vlan);
|
||||
u = sw_r32(rtl_table_data(r, 0));
|
||||
v = sw_r32(rtl_table_data(r, 1));
|
||||
rtl_table_release(r);
|
||||
|
||||
info->untagged_ports = u;
|
||||
info->untagged_ports = (info->untagged_ports << 21) | ((v >> 11) & 0x1fffff);
|
||||
}
|
||||
|
||||
static void rtl839x_vlan_set_tagged(u32 vlan, struct rtl838x_vlan_info *info)
|
||||
{
|
||||
u32 u, v, w;
|
||||
// Access VLAN table (0) via register 0
|
||||
struct table_reg *r = rtl_table_get(RTL8390_TBL_0, 0);
|
||||
|
||||
u = info->tagged_ports >> 21;
|
||||
v = info->tagged_ports << 11;
|
||||
v |= ((u32)info->fid) << 3;
|
||||
v |= info->hash_uc_fid ? BIT(2) : 0;
|
||||
v |= info->hash_mc_fid ? BIT(1) : 0;
|
||||
v |= (info->profile_id & 0x4) ? 1 : 0;
|
||||
w = ((u32)(info->profile_id & 3)) << 30;
|
||||
|
||||
sw_w32(u, rtl_table_data(r, 0));
|
||||
sw_w32(v, rtl_table_data(r, 1));
|
||||
sw_w32(w, rtl_table_data(r, 2));
|
||||
|
||||
rtl_table_write(r, vlan);
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
static void rtl839x_vlan_set_untagged(u32 vlan, u64 portmask)
|
||||
{
|
||||
u32 u, v;
|
||||
|
||||
// Access UNTAG table (0) via table register 1
|
||||
struct table_reg *r = rtl_table_get(RTL8390_TBL_1, 0);
|
||||
|
||||
u = portmask >> 21;
|
||||
v = portmask << 11;
|
||||
|
||||
sw_w32(u, rtl_table_data(r, 0));
|
||||
sw_w32(v, rtl_table_data(r, 1));
|
||||
rtl_table_write(r, vlan);
|
||||
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
/* Sets the L2 forwarding to be based on either the inner VLAN tag or the outer
|
||||
*/
|
||||
static void rtl839x_vlan_fwd_on_inner(int port, bool is_set)
|
||||
{
|
||||
if (is_set)
|
||||
rtl839x_mask_port_reg_be(BIT_ULL(port), 0ULL, RTL839X_VLAN_PORT_FWD);
|
||||
else
|
||||
rtl839x_mask_port_reg_be(0ULL, BIT_ULL(port), RTL839X_VLAN_PORT_FWD);
|
||||
}
|
||||
|
||||
/*
|
||||
* Hash seed is vid (actually rvid) concatenated with the MAC address
|
||||
*/
|
||||
static u64 rtl839x_l2_hash_seed(u64 mac, u32 vid)
|
||||
{
|
||||
u64 v = vid;
|
||||
|
||||
v <<= 48;
|
||||
v |= mac;
|
||||
|
||||
return v;
|
||||
}
|
||||
|
||||
/*
|
||||
* Applies the same hash algorithm as the one used currently by the ASIC to the seed
|
||||
* and returns a key into the L2 hash table
|
||||
*/
|
||||
static u32 rtl839x_l2_hash_key(struct rtl838x_switch_priv *priv, u64 seed)
|
||||
{
|
||||
u32 h1, h2, h;
|
||||
|
||||
if (sw_r32(priv->r->l2_ctrl_0) & 1) {
|
||||
h1 = (u32) (((seed >> 60) & 0x3f) ^ ((seed >> 54) & 0x3f)
|
||||
^ ((seed >> 36) & 0x3f) ^ ((seed >> 30) & 0x3f)
|
||||
^ ((seed >> 12) & 0x3f) ^ ((seed >> 6) & 0x3f));
|
||||
h2 = (u32) (((seed >> 48) & 0x3f) ^ ((seed >> 42) & 0x3f)
|
||||
^ ((seed >> 24) & 0x3f) ^ ((seed >> 18) & 0x3f)
|
||||
^ (seed & 0x3f));
|
||||
h = (h1 << 6) | h2;
|
||||
} else {
|
||||
h = (seed >> 60)
|
||||
^ ((((seed >> 48) & 0x3f) << 6) | ((seed >> 54) & 0x3f))
|
||||
^ ((seed >> 36) & 0xfff) ^ ((seed >> 24) & 0xfff)
|
||||
^ ((seed >> 12) & 0xfff) ^ (seed & 0xfff);
|
||||
}
|
||||
|
||||
return h;
|
||||
}
|
||||
|
||||
static inline int rtl839x_mac_force_mode_ctrl(int p)
|
||||
{
|
||||
return RTL839X_MAC_FORCE_MODE_CTRL + (p << 2);
|
||||
}
|
||||
|
||||
static inline int rtl839x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL839X_MAC_PORT_CTRL(p);
|
||||
}
|
||||
|
||||
static inline int rtl839x_l2_port_new_salrn(int p)
|
||||
{
|
||||
return RTL839X_L2_PORT_NEW_SALRN(p);
|
||||
}
|
||||
|
||||
static inline int rtl839x_l2_port_new_sa_fwd(int p)
|
||||
{
|
||||
return RTL839X_L2_PORT_NEW_SA_FWD(p);
|
||||
}
|
||||
|
||||
static inline int rtl839x_mac_link_spd_sts(int p)
|
||||
{
|
||||
return RTL839X_MAC_LINK_SPD_STS(p);
|
||||
}
|
||||
|
||||
static inline int rtl839x_trk_mbr_ctr(int group)
|
||||
{
|
||||
return RTL839X_TRK_MBR_CTR + (group << 3);
|
||||
}
|
||||
|
||||
static void rtl839x_fill_l2_entry(u32 r[], struct rtl838x_l2_entry *e)
|
||||
{
|
||||
/* Table contains different entry types, we need to identify the right one:
|
||||
* Check for MC entries, first
|
||||
*/
|
||||
e->is_ip_mc = !!(r[2] & BIT(31));
|
||||
e->is_ipv6_mc = !!(r[2] & BIT(30));
|
||||
e->type = L2_INVALID;
|
||||
if (!e->is_ip_mc) {
|
||||
e->mac[0] = (r[0] >> 12);
|
||||
e->mac[1] = (r[0] >> 4);
|
||||
e->mac[2] = ((r[1] >> 28) | (r[0] << 4));
|
||||
e->mac[3] = (r[1] >> 20);
|
||||
e->mac[4] = (r[1] >> 12);
|
||||
e->mac[5] = (r[1] >> 4);
|
||||
|
||||
/* Is it a unicast entry? check multicast bit */
|
||||
if (!(e->mac[0] & 1)) {
|
||||
e->is_static = !!((r[2] >> 18) & 1);
|
||||
e->vid = (r[2] >> 4) & 0xfff;
|
||||
e->rvid = (r[0] >> 20) & 0xfff;
|
||||
e->port = (r[2] >> 24) & 0x3f;
|
||||
e->block_da = !!(r[2] & (1 << 19));
|
||||
e->block_sa = !!(r[2] & (1 << 20));
|
||||
e->suspended = !!(r[2] & (1 << 17));
|
||||
e->next_hop = !!(r[2] & (1 << 16));
|
||||
if (e->next_hop)
|
||||
pr_info("Found next hop entry, need to read data\n");
|
||||
e->age = (r[2] >> 21) & 3;
|
||||
e->valid = true;
|
||||
if (!(r[2] & 0xc0fd0000)) /* Check for valid entry */
|
||||
e->valid = false;
|
||||
else
|
||||
e->type = L2_UNICAST;
|
||||
} else {
|
||||
e->valid = true;
|
||||
e->type = L2_MULTICAST;
|
||||
e->mc_portmask_index = (r[2]>>6) & 0xfff;
|
||||
}
|
||||
}
|
||||
if (e->is_ip_mc) {
|
||||
e->valid = true;
|
||||
e->type = IP4_MULTICAST;
|
||||
}
|
||||
if (e->is_ipv6_mc) {
|
||||
e->valid = true;
|
||||
e->type = IP6_MULTICAST;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Fills the 3 SoC table registers r[] with the information of in the rtl838x_l2_entry
|
||||
*/
|
||||
static void rtl839x_fill_l2_row(u32 r[], struct rtl838x_l2_entry *e)
|
||||
{
|
||||
if (!e->valid) {
|
||||
r[0] = r[1] = r[2] = 0;
|
||||
return;
|
||||
}
|
||||
|
||||
r[2] = e->is_ip_mc ? BIT(31) : 0;
|
||||
r[2] |= e->is_ipv6_mc ? BIT(30) : 0;
|
||||
|
||||
if (!e->is_ip_mc && !e->is_ipv6_mc) {
|
||||
r[0] = ((u32)e->mac[0]) << 12;
|
||||
r[0] |= ((u32)e->mac[1]) << 4;
|
||||
r[0] |= ((u32)e->mac[2]) >> 4;
|
||||
r[1] = ((u32)e->mac[2]) << 28;
|
||||
r[1] |= ((u32)e->mac[3]) << 20;
|
||||
r[1] |= ((u32)e->mac[4]) << 12;
|
||||
r[1] |= ((u32)e->mac[5]) << 4;
|
||||
|
||||
if (!(e->mac[0] & 1)) { // Not multicast
|
||||
r[2] |= e->is_static ? BIT(18) : 0;
|
||||
r[2] |= e->vid << 4;
|
||||
r[0] |= ((u32)e->rvid) << 20;
|
||||
r[2] |= e->port << 24;
|
||||
r[2] |= e->block_da ? BIT(19) : 0;
|
||||
r[2] |= e->block_sa ? BIT(20) : 0;
|
||||
r[2] |= e->suspended ? BIT(17) : 0;
|
||||
if (e->next_hop) {
|
||||
r[2] |= BIT(16);
|
||||
r[2] |= e->nh_vlan_target ? BIT(15) : 0;
|
||||
r[2] |= (e->nh_route_id & 0x7ff) << 4;
|
||||
}
|
||||
r[2] |= ((u32)e->age) << 21;
|
||||
} else { // L2 Multicast
|
||||
r[0] |= ((u32)e->rvid) << 20;
|
||||
r[2] |= ((u32)e->mc_portmask_index) << 6;
|
||||
pr_debug("Write L2 MC entry: %08x %08x %08x\n", r[0], r[1], r[2]);
|
||||
}
|
||||
} else { // IPv4 or IPv6 MC entry
|
||||
r[0] = ((u32)e->rvid) << 20;
|
||||
r[2] |= ((u32)e->mc_portmask_index) << 6;
|
||||
r[1] = e->mc_gip;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Read an L2 UC or MC entry out of a hash bucket of the L2 forwarding table
|
||||
* hash is the id of the bucket and pos is the position of the entry in that bucket
|
||||
* The data read from the SoC is filled into rtl838x_l2_entry
|
||||
*/
|
||||
static u64 rtl839x_read_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8390_TBL_L2, 0);
|
||||
u32 idx = (0 << 14) | (hash << 2) | pos; // Search SRAM, with hash and at pos in bucket
|
||||
int i;
|
||||
|
||||
rtl_table_read(q, idx);
|
||||
for (i= 0; i < 3; i++)
|
||||
r[i] = sw_r32(rtl_table_data(q, i));
|
||||
|
||||
rtl_table_release(q);
|
||||
|
||||
rtl839x_fill_l2_entry(r, e);
|
||||
if (!e->valid)
|
||||
return 0;
|
||||
|
||||
return rtl839x_l2_hash_seed(ether_addr_to_u64(&e->mac[0]), e->rvid);
|
||||
}
|
||||
|
||||
static void rtl839x_write_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8390_TBL_L2, 0);
|
||||
int i;
|
||||
|
||||
u32 idx = (0 << 14) | (hash << 2) | pos; // Access SRAM, with hash and at pos in bucket
|
||||
|
||||
rtl839x_fill_l2_row(r, e);
|
||||
|
||||
for (i= 0; i < 3; i++)
|
||||
sw_w32(r[i], rtl_table_data(q, i));
|
||||
|
||||
rtl_table_write(q, idx);
|
||||
rtl_table_release(q);
|
||||
}
|
||||
|
||||
static u64 rtl839x_read_cam(int idx, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8390_TBL_L2, 1); // Access L2 Table 1
|
||||
int i;
|
||||
|
||||
rtl_table_read(q, idx);
|
||||
for (i= 0; i < 3; i++)
|
||||
r[i] = sw_r32(rtl_table_data(q, i));
|
||||
|
||||
rtl_table_release(q);
|
||||
|
||||
rtl839x_fill_l2_entry(r, e);
|
||||
if (!e->valid)
|
||||
return 0;
|
||||
|
||||
pr_debug("Found in CAM: R1 %x R2 %x R3 %x\n", r[0], r[1], r[2]);
|
||||
|
||||
// Return MAC with concatenated VID ac concatenated ID
|
||||
return rtl839x_l2_hash_seed(ether_addr_to_u64(&e->mac[0]), e->rvid);
|
||||
}
|
||||
|
||||
static void rtl839x_write_cam(int idx, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u32 r[3];
|
||||
struct table_reg *q = rtl_table_get(RTL8390_TBL_L2, 1); // Access L2 Table 1
|
||||
int i;
|
||||
|
||||
rtl839x_fill_l2_row(r, e);
|
||||
|
||||
for (i= 0; i < 3; i++)
|
||||
sw_w32(r[i], rtl_table_data(q, i));
|
||||
|
||||
rtl_table_write(q, idx);
|
||||
rtl_table_release(q);
|
||||
}
|
||||
|
||||
static u64 rtl839x_read_mcast_pmask(int idx)
|
||||
{
|
||||
u64 portmask;
|
||||
// Read MC_PMSK (2) via register RTL8390_TBL_L2
|
||||
struct table_reg *q = rtl_table_get(RTL8390_TBL_L2, 2);
|
||||
|
||||
rtl_table_read(q, idx);
|
||||
portmask = sw_r32(rtl_table_data(q, 0));
|
||||
portmask <<= 32;
|
||||
portmask |= sw_r32(rtl_table_data(q, 1));
|
||||
portmask >>= 11; // LSB is bit 11 in data registers
|
||||
rtl_table_release(q);
|
||||
|
||||
return portmask;
|
||||
}
|
||||
|
||||
static void rtl839x_write_mcast_pmask(int idx, u64 portmask)
|
||||
{
|
||||
// Access MC_PMSK (2) via register RTL8380_TBL_L2
|
||||
struct table_reg *q = rtl_table_get(RTL8390_TBL_L2, 2);
|
||||
|
||||
portmask <<= 11; // LSB is bit 11 in data registers
|
||||
sw_w32((u32)(portmask >> 32), rtl_table_data(q, 0));
|
||||
sw_w32((u32)((portmask & 0xfffff800)), rtl_table_data(q, 1));
|
||||
rtl_table_write(q, idx);
|
||||
rtl_table_release(q);
|
||||
}
|
||||
|
||||
static void rtl839x_vlan_profile_setup(int profile)
|
||||
{
|
||||
u32 p[2];
|
||||
u32 pmask_id = UNKNOWN_MC_PMASK;
|
||||
|
||||
p[0] = pmask_id; // Use portmaks 0xfff for unknown IPv6 MC flooding
|
||||
// Enable L2 Learning BIT 0, portmask UNKNOWN_MC_PMASK for IP/L2-MC traffic flooding
|
||||
p[1] = 1 | pmask_id << 1 | pmask_id << 13;
|
||||
|
||||
sw_w32(p[0], RTL839X_VLAN_PROFILE(profile));
|
||||
sw_w32(p[1], RTL839X_VLAN_PROFILE(profile) + 4);
|
||||
|
||||
rtl839x_write_mcast_pmask(UNKNOWN_MC_PMASK, 0x001fffffffffffff);
|
||||
}
|
||||
|
||||
static inline int rtl839x_vlan_port_egr_filter(int port)
|
||||
{
|
||||
return RTL839X_VLAN_PORT_EGR_FLTR(port);
|
||||
}
|
||||
|
||||
static inline int rtl839x_vlan_port_igr_filter(int port)
|
||||
{
|
||||
return RTL839X_VLAN_PORT_IGR_FLTR(port);
|
||||
}
|
||||
|
||||
u64 rtl839x_traffic_get(int source)
|
||||
{
|
||||
return rtl839x_get_port_reg_be(rtl839x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
void rtl839x_traffic_set(int source, u64 dest_matrix)
|
||||
{
|
||||
rtl839x_set_port_reg_be(dest_matrix, rtl839x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
void rtl839x_traffic_enable(int source, int dest)
|
||||
{
|
||||
rtl839x_mask_port_reg_be(0, BIT_ULL(dest), rtl839x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
void rtl839x_traffic_disable(int source, int dest)
|
||||
{
|
||||
rtl839x_mask_port_reg_be(BIT_ULL(dest), 0, rtl839x_port_iso_ctrl(source));
|
||||
}
|
||||
|
||||
irqreturn_t rtl839x_switch_irq(int irq, void *dev_id)
|
||||
{
|
||||
struct dsa_switch *ds = dev_id;
|
||||
u32 status = sw_r32(RTL839X_ISR_GLB_SRC);
|
||||
u64 ports = rtl839x_get_port_reg_le(RTL839X_ISR_PORT_LINK_STS_CHG);
|
||||
u64 link;
|
||||
int i;
|
||||
|
||||
/* Clear status */
|
||||
rtl839x_set_port_reg_le(ports, RTL839X_ISR_PORT_LINK_STS_CHG);
|
||||
pr_debug("RTL8390 Link change: status: %x, ports %llx\n", status, ports);
|
||||
|
||||
for (i = 0; i < RTL839X_CPU_PORT; i++) {
|
||||
if (ports & BIT_ULL(i)) {
|
||||
link = rtl839x_get_port_reg_le(RTL839X_MAC_LINK_STS);
|
||||
if (link & BIT_ULL(i))
|
||||
dsa_port_phylink_mac_change(ds, i, true);
|
||||
else
|
||||
dsa_port_phylink_mac_change(ds, i, false);
|
||||
}
|
||||
}
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
// TODO: unused
|
||||
int rtl8390_sds_power(int mac, int val)
|
||||
{
|
||||
u32 offset = (mac == 48) ? 0x0 : 0x100;
|
||||
u32 mode = val ? 0 : 1;
|
||||
|
||||
pr_debug("In %s: mac %d, set %d\n", __func__, mac, val);
|
||||
|
||||
if ((mac != 48) && (mac != 49)) {
|
||||
pr_err("%s: not an SFP port: %d\n", __func__, mac);
|
||||
return -1;
|
||||
}
|
||||
|
||||
// Set bit 1003. 1000 starts at 7c
|
||||
sw_w32_mask(BIT(11), mode << 11, RTL839X_SDS12_13_PWR0 + offset);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int rtl839x_read_phy(u32 port, u32 page, u32 reg, u32 *val)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
if (port > 63 || page > 4095 || reg > 31)
|
||||
return -ENOTSUPP;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
sw_w32_mask(0xffff0000, port << 16, RTL839X_PHYREG_DATA_CTRL);
|
||||
v = reg << 5 | page << 10 | ((page == 0x1fff) ? 0x1f : 0) << 23;
|
||||
sw_w32(v, RTL839X_PHYREG_ACCESS_CTRL);
|
||||
|
||||
sw_w32(0x1ff, RTL839X_PHYREG_CTRL);
|
||||
|
||||
v |= 1;
|
||||
sw_w32(v, RTL839X_PHYREG_ACCESS_CTRL);
|
||||
|
||||
do {
|
||||
} while (sw_r32(RTL839X_PHYREG_ACCESS_CTRL) & 0x1);
|
||||
|
||||
*val = sw_r32(RTL839X_PHYREG_DATA_CTRL) & 0xffff;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int rtl839x_write_phy(u32 port, u32 page, u32 reg, u32 val)
|
||||
{
|
||||
u32 v;
|
||||
int err = 0;
|
||||
|
||||
val &= 0xffff;
|
||||
if (port > 63 || page > 4095 || reg > 31)
|
||||
return -ENOTSUPP;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
// Set PHY to access
|
||||
rtl839x_set_port_reg_le(BIT_ULL(port), RTL839X_PHYREG_PORT_CTRL);
|
||||
|
||||
sw_w32_mask(0xffff0000, val << 16, RTL839X_PHYREG_DATA_CTRL);
|
||||
|
||||
v = reg << 5 | page << 10 | ((page == 0x1fff) ? 0x1f : 0) << 23;
|
||||
sw_w32(v, RTL839X_PHYREG_ACCESS_CTRL);
|
||||
|
||||
sw_w32(0x1ff, RTL839X_PHYREG_CTRL);
|
||||
|
||||
v |= BIT(3) | 1; /* Write operation and execute */
|
||||
sw_w32(v, RTL839X_PHYREG_ACCESS_CTRL);
|
||||
|
||||
do {
|
||||
} while (sw_r32(RTL839X_PHYREG_ACCESS_CTRL) & 0x1);
|
||||
|
||||
if (sw_r32(RTL839X_PHYREG_ACCESS_CTRL) & 0x2)
|
||||
err = -EIO;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return err;
|
||||
}
|
||||
|
||||
/*
|
||||
* Read an mmd register of the PHY
|
||||
*/
|
||||
int rtl839x_read_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 *val)
|
||||
{
|
||||
int err = 0;
|
||||
u32 v;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
// Set PHY to access
|
||||
sw_w32_mask(0xffff << 16, port << 16, RTL839X_PHYREG_DATA_CTRL);
|
||||
|
||||
// Set MMD device number and register to write to
|
||||
sw_w32(devnum << 16 | (regnum & 0xffff), RTL839X_PHYREG_MMD_CTRL);
|
||||
|
||||
v = BIT(2) | BIT(0); // MMD-access | EXEC
|
||||
sw_w32(v, RTL839X_PHYREG_ACCESS_CTRL);
|
||||
|
||||
do {
|
||||
v = sw_r32(RTL839X_PHYREG_ACCESS_CTRL);
|
||||
} while (v & BIT(0));
|
||||
// There is no error-checking via BIT 1 of v, as it does not seem to be set correctly
|
||||
*val = (sw_r32(RTL839X_PHYREG_DATA_CTRL) & 0xffff);
|
||||
pr_debug("%s: port %d, regnum: %x, val: %x (err %d)\n", __func__, port, regnum, *val, err);
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
/*
|
||||
* Write to an mmd register of the PHY
|
||||
*/
|
||||
int rtl839x_write_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 val)
|
||||
{
|
||||
int err = 0;
|
||||
u32 v;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
// Set PHY to access
|
||||
rtl839x_set_port_reg_le(BIT_ULL(port), RTL839X_PHYREG_PORT_CTRL);
|
||||
|
||||
// Set data to write
|
||||
sw_w32_mask(0xffff << 16, val << 16, RTL839X_PHYREG_DATA_CTRL);
|
||||
|
||||
// Set MMD device number and register to write to
|
||||
sw_w32(devnum << 16 | (regnum & 0xffff), RTL839X_PHYREG_MMD_CTRL);
|
||||
|
||||
v = BIT(3) | BIT(2) | BIT(0); // WRITE | MMD-access | EXEC
|
||||
sw_w32(v, RTL839X_PHYREG_ACCESS_CTRL);
|
||||
|
||||
do {
|
||||
v = sw_r32(RTL839X_PHYREG_ACCESS_CTRL);
|
||||
} while (v & BIT(0));
|
||||
|
||||
pr_debug("%s: port %d, regnum: %x, val: %x (err %d)\n", __func__, port, regnum, val, err);
|
||||
mutex_unlock(&smi_lock);
|
||||
return err;
|
||||
}
|
||||
|
||||
void rtl8390_get_version(struct rtl838x_switch_priv *priv)
|
||||
{
|
||||
u32 info;
|
||||
|
||||
sw_w32_mask(0xf << 28, 0xa << 28, RTL839X_CHIP_INFO);
|
||||
info = sw_r32(RTL839X_CHIP_INFO);
|
||||
pr_debug("Chip-Info: %x\n", info);
|
||||
priv->version = RTL8390_VERSION_A;
|
||||
}
|
||||
|
||||
void rtl839x_vlan_profile_dump(int profile)
|
||||
{
|
||||
u32 p[2];
|
||||
|
||||
if (profile < 0 || profile > 7)
|
||||
return;
|
||||
|
||||
p[0] = sw_r32(RTL839X_VLAN_PROFILE(profile));
|
||||
p[1] = sw_r32(RTL839X_VLAN_PROFILE(profile) + 4);
|
||||
|
||||
pr_info("VLAN profile %d: L2 learning: %d, UNKN L2MC FLD PMSK %d, \
|
||||
UNKN IPMC FLD PMSK %d, UNKN IPv6MC FLD PMSK: %d",
|
||||
profile, p[1] & 1, (p[1] >> 1) & 0xfff, (p[1] >> 13) & 0xfff,
|
||||
(p[0]) & 0xfff);
|
||||
pr_info("VLAN profile %d: raw %08x, %08x\n", profile, p[0], p[1]);
|
||||
}
|
||||
|
||||
static void rtl839x_stp_get(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[])
|
||||
{
|
||||
int i;
|
||||
u32 cmd = 1 << 16 /* Execute cmd */
|
||||
| 0 << 15 /* Read */
|
||||
| 5 << 12 /* Table type 0b101 */
|
||||
| (msti & 0xfff);
|
||||
priv->r->exec_tbl0_cmd(cmd);
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
port_state[i] = sw_r32(priv->r->tbl_access_data_0(i));
|
||||
}
|
||||
|
||||
static void rtl839x_stp_set(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[])
|
||||
{
|
||||
int i;
|
||||
u32 cmd = 1 << 16 /* Execute cmd */
|
||||
| 1 << 15 /* Write */
|
||||
| 5 << 12 /* Table type 0b101 */
|
||||
| (msti & 0xfff);
|
||||
for (i = 0; i < 4; i++)
|
||||
sw_w32(port_state[i], priv->r->tbl_access_data_0(i));
|
||||
priv->r->exec_tbl0_cmd(cmd);
|
||||
}
|
||||
|
||||
/*
|
||||
* Enables or disables the EEE/EEEP capability of a port
|
||||
*/
|
||||
void rtl839x_port_eee_set(struct rtl838x_switch_priv *priv, int port, bool enable)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
// This works only for Ethernet ports, and on the RTL839X, ports above 47 are SFP
|
||||
if (port >= 48)
|
||||
return;
|
||||
|
||||
enable = true;
|
||||
pr_debug("In %s: setting port %d to %d\n", __func__, port, enable);
|
||||
v = enable ? 0xf : 0x0;
|
||||
|
||||
// Set EEE for 100, 500, 1000MBit and 10GBit
|
||||
sw_w32_mask(0xf << 8, v << 8, rtl839x_mac_force_mode_ctrl(port));
|
||||
|
||||
// Set TX/RX EEE state
|
||||
v = enable ? 0x3 : 0x0;
|
||||
sw_w32(v, RTL839X_EEE_CTRL(port));
|
||||
|
||||
priv->ports[port].eee_enabled = enable;
|
||||
}
|
||||
|
||||
/*
|
||||
* Get EEE own capabilities and negotiation result
|
||||
*/
|
||||
int rtl839x_eee_port_ability(struct rtl838x_switch_priv *priv, struct ethtool_eee *e, int port)
|
||||
{
|
||||
u64 link, a;
|
||||
|
||||
if (port >= 48)
|
||||
return 0;
|
||||
|
||||
link = rtl839x_get_port_reg_le(RTL839X_MAC_LINK_STS);
|
||||
if (!(link & BIT_ULL(port)))
|
||||
return 0;
|
||||
|
||||
if (sw_r32(rtl839x_mac_force_mode_ctrl(port)) & BIT(8))
|
||||
e->advertised |= ADVERTISED_100baseT_Full;
|
||||
|
||||
if (sw_r32(rtl839x_mac_force_mode_ctrl(port)) & BIT(10))
|
||||
e->advertised |= ADVERTISED_1000baseT_Full;
|
||||
|
||||
a = rtl839x_get_port_reg_le(RTL839X_MAC_EEE_ABLTY);
|
||||
pr_info("Link partner: %016llx\n", a);
|
||||
if (rtl839x_get_port_reg_le(RTL839X_MAC_EEE_ABLTY) & BIT_ULL(port)) {
|
||||
e->lp_advertised = ADVERTISED_100baseT_Full;
|
||||
e->lp_advertised |= ADVERTISED_1000baseT_Full;
|
||||
return 1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void rtl839x_init_eee(struct rtl838x_switch_priv *priv, bool enable)
|
||||
{
|
||||
int i;
|
||||
|
||||
pr_info("Setting up EEE, state: %d\n", enable);
|
||||
|
||||
// Set wake timer for TX and pause timer both to 0x21
|
||||
sw_w32_mask(0xff << 20| 0xff, 0x21 << 20| 0x21, RTL839X_EEE_TX_TIMER_GELITE_CTRL);
|
||||
// Set pause wake timer for GIGA-EEE to 0x11
|
||||
sw_w32_mask(0xff << 20, 0x11 << 20, RTL839X_EEE_TX_TIMER_GIGA_CTRL);
|
||||
// Set pause wake timer for 10GBit ports to 0x11
|
||||
sw_w32_mask(0xff << 20, 0x11 << 20, RTL839X_EEE_TX_TIMER_10G_CTRL);
|
||||
|
||||
// Setup EEE on all ports
|
||||
for (i = 0; i < priv->cpu_port; i++) {
|
||||
if (priv->ports[i].phy)
|
||||
rtl839x_port_eee_set(priv, i, enable);
|
||||
}
|
||||
priv->eee_enabled = enable;
|
||||
}
|
||||
|
||||
const struct rtl838x_reg rtl839x_reg = {
|
||||
.mask_port_reg_be = rtl839x_mask_port_reg_be,
|
||||
.set_port_reg_be = rtl839x_set_port_reg_be,
|
||||
.get_port_reg_be = rtl839x_get_port_reg_be,
|
||||
.mask_port_reg_le = rtl839x_mask_port_reg_le,
|
||||
.set_port_reg_le = rtl839x_set_port_reg_le,
|
||||
.get_port_reg_le = rtl839x_get_port_reg_le,
|
||||
.stat_port_rst = RTL839X_STAT_PORT_RST,
|
||||
.stat_rst = RTL839X_STAT_RST,
|
||||
.stat_port_std_mib = RTL839X_STAT_PORT_STD_MIB,
|
||||
.traffic_enable = rtl839x_traffic_enable,
|
||||
.traffic_disable = rtl839x_traffic_disable,
|
||||
.traffic_get = rtl839x_traffic_get,
|
||||
.traffic_set = rtl839x_traffic_set,
|
||||
.port_iso_ctrl = rtl839x_port_iso_ctrl,
|
||||
.l2_ctrl_0 = RTL839X_L2_CTRL_0,
|
||||
.l2_ctrl_1 = RTL839X_L2_CTRL_1,
|
||||
.l2_port_aging_out = RTL839X_L2_PORT_AGING_OUT,
|
||||
.smi_poll_ctrl = RTL839X_SMI_PORT_POLLING_CTRL,
|
||||
.l2_tbl_flush_ctrl = RTL839X_L2_TBL_FLUSH_CTRL,
|
||||
.exec_tbl0_cmd = rtl839x_exec_tbl0_cmd,
|
||||
.exec_tbl1_cmd = rtl839x_exec_tbl1_cmd,
|
||||
.tbl_access_data_0 = rtl839x_tbl_access_data_0,
|
||||
.isr_glb_src = RTL839X_ISR_GLB_SRC,
|
||||
.isr_port_link_sts_chg = RTL839X_ISR_PORT_LINK_STS_CHG,
|
||||
.imr_port_link_sts_chg = RTL839X_IMR_PORT_LINK_STS_CHG,
|
||||
.imr_glb = RTL839X_IMR_GLB,
|
||||
.vlan_tables_read = rtl839x_vlan_tables_read,
|
||||
.vlan_set_tagged = rtl839x_vlan_set_tagged,
|
||||
.vlan_set_untagged = rtl839x_vlan_set_untagged,
|
||||
.vlan_profile_dump = rtl839x_vlan_profile_dump,
|
||||
.vlan_profile_setup = rtl839x_vlan_profile_setup,
|
||||
.vlan_fwd_on_inner = rtl839x_vlan_fwd_on_inner,
|
||||
.stp_get = rtl839x_stp_get,
|
||||
.stp_set = rtl839x_stp_set,
|
||||
.mac_force_mode_ctrl = rtl839x_mac_force_mode_ctrl,
|
||||
.mac_port_ctrl = rtl839x_mac_port_ctrl,
|
||||
.l2_port_new_salrn = rtl839x_l2_port_new_salrn,
|
||||
.l2_port_new_sa_fwd = rtl839x_l2_port_new_sa_fwd,
|
||||
.mir_ctrl = RTL839X_MIR_CTRL,
|
||||
.mir_dpm = RTL839X_MIR_DPM_CTRL,
|
||||
.mir_spm = RTL839X_MIR_SPM_CTRL,
|
||||
.mac_link_sts = RTL839X_MAC_LINK_STS,
|
||||
.mac_link_dup_sts = RTL839X_MAC_LINK_DUP_STS,
|
||||
.mac_link_spd_sts = rtl839x_mac_link_spd_sts,
|
||||
.mac_rx_pause_sts = RTL839X_MAC_RX_PAUSE_STS,
|
||||
.mac_tx_pause_sts = RTL839X_MAC_TX_PAUSE_STS,
|
||||
.read_l2_entry_using_hash = rtl839x_read_l2_entry_using_hash,
|
||||
.write_l2_entry_using_hash = rtl839x_write_l2_entry_using_hash,
|
||||
.read_cam = rtl839x_read_cam,
|
||||
.write_cam = rtl839x_write_cam,
|
||||
.vlan_port_egr_filter = RTL839X_VLAN_PORT_EGR_FLTR(0),
|
||||
.vlan_port_igr_filter = RTL839X_VLAN_PORT_IGR_FLTR(0),
|
||||
.vlan_port_pb = RTL839X_VLAN_PORT_PB_VLAN,
|
||||
.vlan_port_tag_sts_ctrl = RTL839X_VLAN_PORT_TAG_STS_CTRL,
|
||||
.trk_mbr_ctr = rtl839x_trk_mbr_ctr,
|
||||
.rma_bpdu_fld_pmask = RTL839X_RMA_BPDU_FLD_PMSK,
|
||||
.spcl_trap_eapol_ctrl = RTL839X_SPCL_TRAP_EAPOL_CTRL,
|
||||
.init_eee = rtl839x_init_eee,
|
||||
.port_eee_set = rtl839x_port_eee_set,
|
||||
.eee_port_ability = rtl839x_eee_port_ability,
|
||||
.l2_hash_seed = rtl839x_l2_hash_seed,
|
||||
.l2_hash_key = rtl839x_l2_hash_key,
|
||||
.read_mcast_pmask = rtl839x_read_mcast_pmask,
|
||||
.write_mcast_pmask = rtl839x_write_mcast_pmask,
|
||||
};
|
@ -0,0 +1,125 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
|
||||
#ifndef _NET_DSA_RTL83XX_H
|
||||
#define _NET_DSA_RTL83XX_H
|
||||
|
||||
#include <net/dsa.h>
|
||||
#include "rtl838x.h"
|
||||
|
||||
|
||||
#define RTL8380_VERSION_A 'A'
|
||||
#define RTL8390_VERSION_A 'A'
|
||||
#define RTL8380_VERSION_B 'B'
|
||||
|
||||
struct fdb_update_work {
|
||||
struct work_struct work;
|
||||
struct net_device *ndev;
|
||||
u64 macs[];
|
||||
};
|
||||
|
||||
#define MIB_DESC(_size, _offset, _name) {.size = _size, .offset = _offset, .name = _name}
|
||||
struct rtl83xx_mib_desc {
|
||||
unsigned int size;
|
||||
unsigned int offset;
|
||||
const char *name;
|
||||
};
|
||||
|
||||
/* API for switch table access */
|
||||
struct table_reg {
|
||||
u16 addr;
|
||||
u16 data;
|
||||
u8 max_data;
|
||||
u8 c_bit;
|
||||
u8 t_bit;
|
||||
u8 rmode;
|
||||
u8 tbl;
|
||||
struct mutex lock;
|
||||
};
|
||||
|
||||
#define TBL_DESC(_addr, _data, _max_data, _c_bit, _t_bit, _rmode) \
|
||||
{ .addr = _addr, .data = _data, .max_data = _max_data, .c_bit = _c_bit, \
|
||||
.t_bit = _t_bit, .rmode = _rmode \
|
||||
}
|
||||
|
||||
typedef enum {
|
||||
RTL8380_TBL_L2 = 0,
|
||||
RTL8380_TBL_0,
|
||||
RTL8380_TBL_1,
|
||||
RTL8390_TBL_L2,
|
||||
RTL8390_TBL_0,
|
||||
RTL8390_TBL_1,
|
||||
RTL8390_TBL_2,
|
||||
RTL9300_TBL_L2,
|
||||
RTL9300_TBL_0,
|
||||
RTL9300_TBL_1,
|
||||
RTL9300_TBL_2,
|
||||
RTL9300_TBL_HSB,
|
||||
RTL9300_TBL_HSA,
|
||||
RTL9310_TBL_0,
|
||||
RTL9310_TBL_1,
|
||||
RTL9310_TBL_2,
|
||||
RTL9310_TBL_3,
|
||||
RTL9310_TBL_4,
|
||||
RTL9310_TBL_5,
|
||||
RTL_TBL_END
|
||||
} rtl838x_tbl_reg_t;
|
||||
|
||||
void rtl_table_init(void);
|
||||
struct table_reg *rtl_table_get(rtl838x_tbl_reg_t r, int t);
|
||||
void rtl_table_release(struct table_reg *r);
|
||||
void rtl_table_read(struct table_reg *r, int idx);
|
||||
void rtl_table_write(struct table_reg *r, int idx);
|
||||
inline u16 rtl_table_data(struct table_reg *r, int i);
|
||||
inline u32 rtl_table_data_r(struct table_reg *r, int i);
|
||||
inline void rtl_table_data_w(struct table_reg *r, u32 v, int i);
|
||||
|
||||
void __init rtl83xx_setup_qos(struct rtl838x_switch_priv *priv);
|
||||
int read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
|
||||
/* Port register accessor functions for the RTL839x and RTL931X SoCs */
|
||||
void rtl839x_mask_port_reg_be(u64 clear, u64 set, int reg);
|
||||
u64 rtl839x_get_port_reg_be(int reg);
|
||||
void rtl839x_set_port_reg_be(u64 set, int reg);
|
||||
void rtl839x_mask_port_reg_le(u64 clear, u64 set, int reg);
|
||||
void rtl839x_set_port_reg_le(u64 set, int reg);
|
||||
u64 rtl839x_get_port_reg_le(int reg);
|
||||
|
||||
/* Port register accessor functions for the RTL838x and RTL930X SoCs */
|
||||
void rtl838x_mask_port_reg(u64 clear, u64 set, int reg);
|
||||
void rtl838x_set_port_reg(u64 set, int reg);
|
||||
u64 rtl838x_get_port_reg(int reg);
|
||||
|
||||
/* RTL838x-specific */
|
||||
u32 rtl838x_hash(struct rtl838x_switch_priv *priv, u64 seed);
|
||||
irqreturn_t rtl838x_switch_irq(int irq, void *dev_id);
|
||||
void rtl8380_get_version(struct rtl838x_switch_priv *priv);
|
||||
void rtl838x_vlan_profile_dump(int index);
|
||||
int rtl83xx_dsa_phy_read(struct dsa_switch *ds, int phy_addr, int phy_reg);
|
||||
void rtl8380_sds_rst(int mac);
|
||||
int rtl8380_sds_power(int mac, int val);
|
||||
void rtl838x_print_matrix(void);
|
||||
|
||||
/* RTL839x-specific */
|
||||
u32 rtl839x_hash(struct rtl838x_switch_priv *priv, u64 seed);
|
||||
irqreturn_t rtl839x_switch_irq(int irq, void *dev_id);
|
||||
void rtl8390_get_version(struct rtl838x_switch_priv *priv);
|
||||
void rtl839x_vlan_profile_dump(int index);
|
||||
int rtl83xx_dsa_phy_write(struct dsa_switch *ds, int phy_addr, int phy_reg, u16 val);
|
||||
void rtl839x_exec_tbl2_cmd(u32 cmd);
|
||||
void rtl839x_print_matrix(void);
|
||||
|
||||
/* RTL930x-specific */
|
||||
u32 rtl930x_hash(struct rtl838x_switch_priv *priv, u64 seed);
|
||||
irqreturn_t rtl930x_switch_irq(int irq, void *dev_id);
|
||||
irqreturn_t rtl839x_switch_irq(int irq, void *dev_id);
|
||||
void rtl930x_vlan_profile_dump(int index);
|
||||
int rtl9300_sds_power(int mac, int val);
|
||||
void rtl9300_sds_rst(int sds_num, u32 mode);
|
||||
void rtl930x_print_matrix(void);
|
||||
|
||||
/* RTL931x-specific */
|
||||
irqreturn_t rtl931x_switch_irq(int irq, void *dev_id);
|
||||
|
||||
#endif /* _NET_DSA_RTL83XX_H */
|
||||
|
1039
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl930x.c
Normal file
1039
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl930x.c
Normal file
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,393 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
#include <asm/mach-rtl838x/mach-rtl83xx.h>
|
||||
#include "rtl83xx.h"
|
||||
|
||||
extern struct mutex smi_lock;
|
||||
extern struct rtl83xx_soc_info soc_info;
|
||||
|
||||
inline void rtl931x_exec_tbl0_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL931X_TBL_ACCESS_CTRL_0);
|
||||
do { } while (sw_r32(RTL931X_TBL_ACCESS_CTRL_0) & (1 << 20));
|
||||
}
|
||||
|
||||
inline void rtl931x_exec_tbl1_cmd(u32 cmd)
|
||||
{
|
||||
sw_w32(cmd, RTL931X_TBL_ACCESS_CTRL_1);
|
||||
do { } while (sw_r32(RTL931X_TBL_ACCESS_CTRL_1) & (1 << 17));
|
||||
}
|
||||
|
||||
inline int rtl931x_tbl_access_data_0(int i)
|
||||
{
|
||||
return RTL931X_TBL_ACCESS_DATA_0(i);
|
||||
}
|
||||
|
||||
void rtl931x_vlan_profile_dump(int index)
|
||||
{
|
||||
u64 profile[4];
|
||||
|
||||
if (index < 0 || index > 15)
|
||||
return;
|
||||
|
||||
profile[0] = sw_r32(RTL931X_VLAN_PROFILE_SET(index));
|
||||
profile[1] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 4) & 0x1FFFFFFFULL) << 32
|
||||
| (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 8) & 0xFFFFFFFF);
|
||||
profile[2] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 16) & 0xFFFFFFFFULL) << 32
|
||||
| (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 12) & 0x1FFFFFFULL);
|
||||
profile[3] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 20) & 0x1FFFFFFFULL) << 32
|
||||
| (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 24) & 0xFFFFFFFF);
|
||||
|
||||
pr_info("VLAN %d: L2 learning: %d, L2 Unknown MultiCast Field %llx, \
|
||||
IPv4 Unknown MultiCast Field %llx, IPv6 Unknown MultiCast Field: %llx",
|
||||
index, (u32) (profile[0] & (3 << 14)), profile[1], profile[2], profile[3]);
|
||||
}
|
||||
|
||||
static void rtl931x_stp_get(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[])
|
||||
{
|
||||
int i;
|
||||
u32 cmd = 1 << 20 /* Execute cmd */
|
||||
| 0 << 19 /* Read */
|
||||
| 2 << 15 /* Table type 0b10 */
|
||||
| (msti & 0x3fff);
|
||||
priv->r->exec_tbl0_cmd(cmd);
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
port_state[i] = sw_r32(priv->r->tbl_access_data_0(i));
|
||||
}
|
||||
|
||||
static void rtl931x_stp_set(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[])
|
||||
{
|
||||
int i;
|
||||
u32 cmd = 1 << 20 /* Execute cmd */
|
||||
| 1 << 19 /* Write */
|
||||
| 5 << 15 /* Table type 0b101 */
|
||||
| (msti & 0x3fff);
|
||||
for (i = 0; i < 4; i++)
|
||||
sw_w32(port_state[i], priv->r->tbl_access_data_0(i));
|
||||
priv->r->exec_tbl0_cmd(cmd);
|
||||
}
|
||||
|
||||
inline static int rtl931x_trk_mbr_ctr(int group)
|
||||
{
|
||||
return RTL931X_TRK_MBR_CTRL + (group << 2);
|
||||
}
|
||||
|
||||
static void rtl931x_vlan_tables_read(u32 vlan, struct rtl838x_vlan_info *info)
|
||||
{
|
||||
u32 v, w, x, y;
|
||||
// Read VLAN table (3) via register 0
|
||||
struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 3);
|
||||
|
||||
rtl_table_read(r, vlan);
|
||||
v = sw_r32(rtl_table_data(r, 0));
|
||||
w = sw_r32(rtl_table_data(r, 1));
|
||||
x = sw_r32(rtl_table_data(r, 2));
|
||||
y = sw_r32(rtl_table_data(r, 3));
|
||||
pr_debug("VLAN_READ %d: %08x %08x\n", vlan, v, w);
|
||||
rtl_table_release(r);
|
||||
|
||||
info->tagged_ports = ((u64) v) << 25 | (w >> 7);
|
||||
info->profile_id = (x >> 16) & 0xf;
|
||||
info->hash_mc_fid = !!(x & BIT(30));
|
||||
info->hash_uc_fid = !!(x & BIT(31));
|
||||
info->fid = w & 0x7f;
|
||||
// TODO: use also info in 4th register
|
||||
|
||||
// Read UNTAG table via table register 3
|
||||
r = rtl_table_get(RTL9310_TBL_3, 0);
|
||||
rtl_table_read(r, vlan);
|
||||
v = ((u64)sw_r32(rtl_table_data(r, 0))) << 25;
|
||||
v |= sw_r32(rtl_table_data(r, 1)) >> 7;
|
||||
rtl_table_release(r);
|
||||
|
||||
info->untagged_ports = v;
|
||||
}
|
||||
|
||||
static void rtl931x_vlan_set_tagged(u32 vlan, struct rtl838x_vlan_info *info)
|
||||
{
|
||||
u32 v, w, x;
|
||||
// Access VLAN table (1) via register 0
|
||||
struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 3);
|
||||
|
||||
v = info->tagged_ports << 7;
|
||||
w = (info->tagged_ports & 0x7f000000) << 25;
|
||||
w |= (u32)info->fid;
|
||||
x = info->profile_id << 16;
|
||||
w |= info->hash_mc_fid ? BIT(30) : 0;
|
||||
w |= info->hash_uc_fid ? BIT(31) : 0;
|
||||
// TODO: use also info in 4th register
|
||||
|
||||
sw_w32(v, rtl_table_data(r, 0));
|
||||
sw_w32(w, rtl_table_data(r, 1));
|
||||
sw_w32(x, rtl_table_data(r, 2));
|
||||
|
||||
rtl_table_write(r, vlan);
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
static void rtl931x_vlan_set_untagged(u32 vlan, u64 portmask)
|
||||
{
|
||||
struct table_reg *r = rtl_table_get(RTL9310_TBL_3, 0);
|
||||
|
||||
rtl839x_set_port_reg_be(portmask << 7, rtl_table_data(r, 0));
|
||||
rtl_table_write(r, vlan);
|
||||
rtl_table_release(r);
|
||||
}
|
||||
|
||||
static inline int rtl931x_mac_force_mode_ctrl(int p)
|
||||
{
|
||||
return RTL931X_MAC_FORCE_MODE_CTRL + (p << 2);
|
||||
}
|
||||
|
||||
static inline int rtl931x_mac_link_spd_sts(int p)
|
||||
{
|
||||
return RTL931X_MAC_LINK_SPD_STS(p);
|
||||
}
|
||||
|
||||
static inline int rtl931x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL931X_MAC_PORT_CTRL(p);
|
||||
}
|
||||
|
||||
static inline int rtl931x_l2_port_new_salrn(int p)
|
||||
{
|
||||
return RTL931X_L2_PORT_NEW_SALRN(p);
|
||||
}
|
||||
|
||||
static inline int rtl931x_l2_port_new_sa_fwd(int p)
|
||||
{
|
||||
return RTL931X_L2_PORT_NEW_SA_FWD(p);
|
||||
}
|
||||
|
||||
static u64 rtl931x_read_l2_entry_using_hash(u32 hash, u32 position, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u64 entry = 0;
|
||||
|
||||
// TODO: Implement
|
||||
return entry;
|
||||
}
|
||||
|
||||
static u64 rtl931x_read_cam(int idx, struct rtl838x_l2_entry *e)
|
||||
{
|
||||
u64 entry = 0;
|
||||
|
||||
// TODO: Implement
|
||||
return entry;
|
||||
}
|
||||
|
||||
irqreturn_t rtl931x_switch_irq(int irq, void *dev_id)
|
||||
{
|
||||
struct dsa_switch *ds = dev_id;
|
||||
u32 status = sw_r32(RTL931X_ISR_GLB_SRC);
|
||||
u64 ports = rtl839x_get_port_reg_le(RTL931X_ISR_PORT_LINK_STS_CHG);
|
||||
u64 link;
|
||||
int i;
|
||||
|
||||
/* Clear status */
|
||||
rtl839x_set_port_reg_le(ports, RTL931X_ISR_PORT_LINK_STS_CHG);
|
||||
pr_info("RTL9310 Link change: status: %x, ports %llx\n", status, ports);
|
||||
|
||||
for (i = 0; i < 56; i++) {
|
||||
if (ports & BIT_ULL(i)) {
|
||||
link = rtl839x_get_port_reg_le(RTL931X_MAC_LINK_STS);
|
||||
if (link & BIT_ULL(i))
|
||||
dsa_port_phylink_mac_change(ds, i, true);
|
||||
else
|
||||
dsa_port_phylink_mac_change(ds, i, false);
|
||||
}
|
||||
}
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
int rtl931x_write_phy(u32 port, u32 page, u32 reg, u32 val)
|
||||
{
|
||||
u32 v;
|
||||
int err = 0;
|
||||
|
||||
val &= 0xffff;
|
||||
if (port > 63 || page > 4095 || reg > 31)
|
||||
return -ENOTSUPP;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
/* Clear both port registers */
|
||||
sw_w32(0, RTL931X_SMI_INDRT_ACCESS_CTRL_2);
|
||||
sw_w32(0, RTL931X_SMI_INDRT_ACCESS_CTRL_2 + 4);
|
||||
sw_w32_mask(0, BIT(port), RTL931X_SMI_INDRT_ACCESS_CTRL_2+ (port % 32) * 4);
|
||||
|
||||
sw_w32_mask(0xffff0000, val << 16, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
|
||||
|
||||
v = reg << 6 | page << 11 ;
|
||||
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
|
||||
sw_w32(0x1ff, RTL931X_SMI_INDRT_ACCESS_CTRL_1);
|
||||
|
||||
v |= 1 << 3 | 1; /* Write operation and execute */
|
||||
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
|
||||
do {
|
||||
} while (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0) & 0x1);
|
||||
|
||||
if (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0) & 0x2)
|
||||
err = -EIO;
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return err;
|
||||
}
|
||||
|
||||
int rtl931x_read_phy(u32 port, u32 page, u32 reg, u32 *val)
|
||||
{
|
||||
u32 v;
|
||||
|
||||
if (port > 63 || page > 4095 || reg > 31)
|
||||
return -ENOTSUPP;
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
sw_w32_mask(0xffff, port, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
|
||||
v = reg << 6 | page << 11; // TODO: ACCESS Offset? Park page
|
||||
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
|
||||
sw_w32(0x1ff, RTL931X_SMI_INDRT_ACCESS_CTRL_1);
|
||||
|
||||
v |= 1;
|
||||
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
|
||||
do {
|
||||
} while (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0) & 0x1);
|
||||
|
||||
*val = (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_3) & 0xffff0000) >> 16;
|
||||
|
||||
pr_info("%s: port %d, page: %d, reg: %x, val: %x\n", __func__, port, page, reg, *val);
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Read an mmd register of the PHY
|
||||
*/
|
||||
int rtl931x_read_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 *val)
|
||||
{
|
||||
int err = 0;
|
||||
u32 v;
|
||||
int type = 1; // TODO: For C45 PHYs need to set to 2
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
// Set PHY to access via port-number
|
||||
sw_w32(port << 5, RTL931X_SMI_INDRT_ACCESS_BC_PHYID_CTRL);
|
||||
|
||||
// Set MMD device number and register to write to
|
||||
sw_w32(devnum << 16 | (regnum & 0xffff), RTL931X_SMI_INDRT_ACCESS_MMD_CTRL);
|
||||
|
||||
v = type << 2 | BIT(0); // MMD-access-type | EXEC
|
||||
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
|
||||
do {
|
||||
v = sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
} while (v & BIT(0));
|
||||
|
||||
// There is no error-checking via BIT 1 of v, as it does not seem to be set correctly
|
||||
|
||||
*val = (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_3) & 0xffff);
|
||||
|
||||
pr_debug("%s: port %d, regnum: %x, val: %x (err %d)\n", __func__, port, regnum, *val, err);
|
||||
|
||||
mutex_unlock(&smi_lock);
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
/*
|
||||
* Write to an mmd register of the PHY
|
||||
*/
|
||||
int rtl931x_write_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 val)
|
||||
{
|
||||
int err = 0;
|
||||
u32 v;
|
||||
int type = 1; // TODO: For C45 PHYs need to set to 2
|
||||
|
||||
mutex_lock(&smi_lock);
|
||||
|
||||
// Set PHY to access via port-number
|
||||
sw_w32(port << 5, RTL931X_SMI_INDRT_ACCESS_BC_PHYID_CTRL);
|
||||
|
||||
// Set data to write
|
||||
sw_w32_mask(0xffff << 16, val << 16, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
|
||||
|
||||
// Set MMD device number and register to write to
|
||||
sw_w32(devnum << 16 | (regnum & 0xffff), RTL931X_SMI_INDRT_ACCESS_MMD_CTRL);
|
||||
|
||||
v = BIT(4) | type << 2 | BIT(0); // WRITE | MMD-access-type | EXEC
|
||||
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
|
||||
do {
|
||||
v = sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0);
|
||||
} while (v & BIT(0));
|
||||
|
||||
pr_debug("%s: port %d, regnum: %x, val: %x (err %d)\n", __func__, port, regnum, val, err);
|
||||
mutex_unlock(&smi_lock);
|
||||
return err;
|
||||
}
|
||||
|
||||
void rtl931x_print_matrix(void)
|
||||
{
|
||||
volatile u64 *ptr = RTL838X_SW_BASE + RTL839X_PORT_ISO_CTRL(0);
|
||||
int i;
|
||||
|
||||
for (i = 0; i < 52; i += 4)
|
||||
pr_info("> %16llx %16llx %16llx %16llx\n",
|
||||
ptr[i + 0], ptr[i + 1], ptr[i + 2], ptr[i + 3]);
|
||||
pr_info("CPU_PORT> %16llx\n", ptr[52]);
|
||||
}
|
||||
|
||||
const struct rtl838x_reg rtl931x_reg = {
|
||||
.mask_port_reg_be = rtl839x_mask_port_reg_be,
|
||||
.set_port_reg_be = rtl839x_set_port_reg_be,
|
||||
.get_port_reg_be = rtl839x_get_port_reg_be,
|
||||
.mask_port_reg_le = rtl839x_mask_port_reg_le,
|
||||
.set_port_reg_le = rtl839x_set_port_reg_le,
|
||||
.get_port_reg_le = rtl839x_get_port_reg_le,
|
||||
.stat_port_rst = RTL931X_STAT_PORT_RST,
|
||||
.stat_rst = RTL931X_STAT_RST,
|
||||
.stat_port_std_mib = 0, // Not defined
|
||||
.l2_ctrl_0 = RTL931X_L2_CTRL,
|
||||
.l2_ctrl_1 = RTL931X_L2_AGE_CTRL,
|
||||
.l2_port_aging_out = RTL931X_L2_PORT_AGE_CTRL,
|
||||
// .smi_poll_ctrl does not exist
|
||||
.l2_tbl_flush_ctrl = RTL931X_L2_TBL_FLUSH_CTRL,
|
||||
.exec_tbl0_cmd = rtl931x_exec_tbl0_cmd,
|
||||
.exec_tbl1_cmd = rtl931x_exec_tbl1_cmd,
|
||||
.tbl_access_data_0 = rtl931x_tbl_access_data_0,
|
||||
.isr_glb_src = RTL931X_ISR_GLB_SRC,
|
||||
.isr_port_link_sts_chg = RTL931X_ISR_PORT_LINK_STS_CHG,
|
||||
.imr_port_link_sts_chg = RTL931X_IMR_PORT_LINK_STS_CHG,
|
||||
// imr_glb does not exist on RTL931X
|
||||
.vlan_tables_read = rtl931x_vlan_tables_read,
|
||||
.vlan_set_tagged = rtl931x_vlan_set_tagged,
|
||||
.vlan_set_untagged = rtl931x_vlan_set_untagged,
|
||||
.vlan_profile_dump = rtl931x_vlan_profile_dump,
|
||||
.stp_get = rtl931x_stp_get,
|
||||
.stp_set = rtl931x_stp_set,
|
||||
.mac_force_mode_ctrl = rtl931x_mac_force_mode_ctrl,
|
||||
.mac_port_ctrl = rtl931x_mac_port_ctrl,
|
||||
.l2_port_new_salrn = rtl931x_l2_port_new_salrn,
|
||||
.l2_port_new_sa_fwd = rtl931x_l2_port_new_sa_fwd,
|
||||
.mir_ctrl = RTL931X_MIR_CTRL,
|
||||
.mir_dpm = RTL931X_MIR_DPM_CTRL,
|
||||
.mir_spm = RTL931X_MIR_SPM_CTRL,
|
||||
.mac_link_sts = RTL931X_MAC_LINK_STS,
|
||||
.mac_link_dup_sts = RTL931X_MAC_LINK_DUP_STS,
|
||||
.mac_link_spd_sts = rtl931x_mac_link_spd_sts,
|
||||
.mac_rx_pause_sts = RTL931X_MAC_RX_PAUSE_STS,
|
||||
.mac_tx_pause_sts = RTL931X_MAC_TX_PAUSE_STS,
|
||||
.read_l2_entry_using_hash = rtl931x_read_l2_entry_using_hash,
|
||||
.read_cam = rtl931x_read_cam,
|
||||
.vlan_port_egr_filter = RTL931X_VLAN_PORT_EGR_FLTR(0),
|
||||
.vlan_port_igr_filter = RTL931X_VLAN_PORT_IGR_FLTR(0),
|
||||
// .vlan_port_pb = does not exist
|
||||
.vlan_port_tag_sts_ctrl = RTL931X_VLAN_PORT_TAG_CTRL,
|
||||
.trk_mbr_ctr = rtl931x_trk_mbr_ctr,
|
||||
};
|
||||
|
2201
target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c
Normal file
2201
target/linux/realtek/files-5.10/drivers/net/ethernet/rtl838x_eth.c
Normal file
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,429 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
|
||||
#ifndef _RTL838X_ETH_H
|
||||
#define _RTL838X_ETH_H
|
||||
|
||||
/*
|
||||
* Register definition
|
||||
*/
|
||||
|
||||
/* Per port MAC control */
|
||||
#define RTL838X_MAC_PORT_CTRL (0xd560)
|
||||
#define RTL839X_MAC_PORT_CTRL (0x8004)
|
||||
#define RTL930X_MAC_L2_PORT_CTRL (0x3268)
|
||||
#define RTL930X_MAC_PORT_CTRL (0x3260)
|
||||
#define RTL931X_MAC_L2_PORT_CTRL (0x6000)
|
||||
#define RTL931X_MAC_PORT_CTRL (0x6004)
|
||||
|
||||
/* DMA interrupt control and status registers */
|
||||
#define RTL838X_DMA_IF_CTRL (0x9f58)
|
||||
#define RTL838X_DMA_IF_INTR_STS (0x9f54)
|
||||
#define RTL838X_DMA_IF_INTR_MSK (0x9f50)
|
||||
|
||||
#define RTL839X_DMA_IF_CTRL (0x786c)
|
||||
#define RTL839X_DMA_IF_INTR_STS (0x7868)
|
||||
#define RTL839X_DMA_IF_INTR_MSK (0x7864)
|
||||
|
||||
#define RTL930X_DMA_IF_CTRL (0xe028)
|
||||
#define RTL930X_DMA_IF_INTR_RX_RUNOUT_STS (0xe01C)
|
||||
#define RTL930X_DMA_IF_INTR_RX_DONE_STS (0xe020)
|
||||
#define RTL930X_DMA_IF_INTR_TX_DONE_STS (0xe024)
|
||||
#define RTL930X_DMA_IF_INTR_RX_RUNOUT_MSK (0xe010)
|
||||
#define RTL930X_DMA_IF_INTR_RX_DONE_MSK (0xe014)
|
||||
#define RTL930X_DMA_IF_INTR_TX_DONE_MSK (0xe018)
|
||||
#define RTL930X_L2_NTFY_IF_INTR_MSK (0xe04C)
|
||||
#define RTL930X_L2_NTFY_IF_INTR_STS (0xe050)
|
||||
|
||||
/* TODO: RTL931X_DMA_IF_CTRL has different bits meanings */
|
||||
#define RTL931X_DMA_IF_CTRL (0x0928)
|
||||
#define RTL931X_DMA_IF_INTR_RX_RUNOUT_STS (0x091c)
|
||||
#define RTL931X_DMA_IF_INTR_RX_DONE_STS (0x0920)
|
||||
#define RTL931X_DMA_IF_INTR_TX_DONE_STS (0x0924)
|
||||
#define RTL931X_DMA_IF_INTR_RX_RUNOUT_MSK (0x0910)
|
||||
#define RTL931X_DMA_IF_INTR_RX_DONE_MSK (0x0914)
|
||||
#define RTL931X_DMA_IF_INTR_TX_DONE_MSK (0x0918)
|
||||
#define RTL931X_L2_NTFY_IF_INTR_MSK (0x09E4)
|
||||
#define RTL931X_L2_NTFY_IF_INTR_STS (0x09E8)
|
||||
|
||||
#define RTL838X_MAC_FORCE_MODE_CTRL (0xa104)
|
||||
#define RTL839X_MAC_FORCE_MODE_CTRL (0x02bc)
|
||||
#define RTL930X_MAC_FORCE_MODE_CTRL (0xCA1C)
|
||||
#define RTL931X_MAC_FORCE_MODE_CTRL (0x0ddc)
|
||||
|
||||
/* MAC address settings */
|
||||
#define RTL838X_MAC (0xa9ec)
|
||||
#define RTL839X_MAC (0x02b4)
|
||||
#define RTL838X_MAC_ALE (0x6b04)
|
||||
#define RTL838X_MAC2 (0xa320)
|
||||
#define RTL930X_MAC_L2_ADDR_CTRL (0xC714)
|
||||
#define RTL931X_MAC_L2_ADDR_CTRL (0x135c)
|
||||
|
||||
/* Ringbuffer setup */
|
||||
#define RTL838X_DMA_RX_BASE (0x9f00)
|
||||
#define RTL839X_DMA_RX_BASE (0x780c)
|
||||
#define RTL930X_DMA_RX_BASE (0xdf00)
|
||||
#define RTL931X_DMA_RX_BASE (0x0800)
|
||||
|
||||
#define RTL838X_DMA_TX_BASE (0x9f40)
|
||||
#define RTL839X_DMA_TX_BASE (0x784c)
|
||||
#define RTL930X_DMA_TX_BASE (0xe000)
|
||||
#define RTL931X_DMA_TX_BASE (0x0900)
|
||||
|
||||
#define RTL838X_DMA_IF_RX_RING_SIZE (0xB7E4)
|
||||
#define RTL839X_DMA_IF_RX_RING_SIZE (0x6038)
|
||||
#define RTL930X_DMA_IF_RX_RING_SIZE (0x7C60)
|
||||
#define RTL931X_DMA_IF_RX_RING_SIZE (0x2080)
|
||||
|
||||
#define RTL838X_DMA_IF_RX_RING_CNTR (0xB7E8)
|
||||
#define RTL839X_DMA_IF_RX_RING_CNTR (0x603c)
|
||||
#define RTL930X_DMA_IF_RX_RING_CNTR (0x7C8C)
|
||||
#define RTL931X_DMA_IF_RX_RING_CNTR (0x20AC)
|
||||
|
||||
#define RTL838X_DMA_IF_RX_CUR (0x9F20)
|
||||
#define RTL839X_DMA_IF_RX_CUR (0x782c)
|
||||
#define RTL930X_DMA_IF_RX_CUR (0xdf80)
|
||||
#define RTL931X_DMA_IF_RX_CUR (0x0880)
|
||||
|
||||
#define RTL838X_DMA_IF_TX_CUR_DESC_ADDR_CTRL (0x9F48)
|
||||
#define RTL930X_DMA_IF_TX_CUR_DESC_ADDR_CTRL (0xE008)
|
||||
|
||||
#define RTL838X_DMY_REG31 (0x3b28)
|
||||
#define RTL838X_SDS_MODE_SEL (0x0028)
|
||||
#define RTL838X_SDS_CFG_REG (0x0034)
|
||||
#define RTL838X_INT_MODE_CTRL (0x005c)
|
||||
#define RTL838X_CHIP_INFO (0x00d8)
|
||||
#define RTL838X_SDS4_REG28 (0xef80)
|
||||
#define RTL838X_SDS4_DUMMY0 (0xef8c)
|
||||
#define RTL838X_SDS5_EXT_REG6 (0xf18c)
|
||||
|
||||
/* L2 features */
|
||||
#define RTL839X_TBL_ACCESS_L2_CTRL (0x1180)
|
||||
#define RTL839X_TBL_ACCESS_L2_DATA(idx) (0x1184 + ((idx) << 2))
|
||||
#define RTL838X_TBL_ACCESS_CTRL_0 (0x6914)
|
||||
#define RTL838X_TBL_ACCESS_DATA_0(idx) (0x6918 + ((idx) << 2))
|
||||
|
||||
/* MAC-side link state handling */
|
||||
#define RTL838X_MAC_LINK_STS (0xa188)
|
||||
#define RTL839X_MAC_LINK_STS (0x0390)
|
||||
#define RTL930X_MAC_LINK_STS (0xCB10)
|
||||
#define RTL931X_MAC_LINK_STS (0x0ec0)
|
||||
|
||||
#define RTL838X_MAC_LINK_SPD_STS (0xa190)
|
||||
#define RTL839X_MAC_LINK_SPD_STS (0x03a0)
|
||||
#define RTL930X_MAC_LINK_SPD_STS (0xCB18)
|
||||
#define RTL931X_MAC_LINK_SPD_STS (0x0ed0)
|
||||
|
||||
#define RTL838X_MAC_LINK_DUP_STS (0xa19c)
|
||||
#define RTL839X_MAC_LINK_DUP_STS (0x03b0)
|
||||
#define RTL930X_MAC_LINK_DUP_STS (0xCB28)
|
||||
#define RTL931X_MAC_LINK_DUP_STS (0x0ef0)
|
||||
|
||||
// TODO: RTL8390_MAC_LINK_MEDIA_STS_ADDR ???
|
||||
|
||||
#define RTL838X_MAC_TX_PAUSE_STS (0xa1a0)
|
||||
#define RTL839X_MAC_TX_PAUSE_STS (0x03b8)
|
||||
#define RTL930X_MAC_TX_PAUSE_STS (0xCB2C)
|
||||
#define RTL931X_MAC_TX_PAUSE_STS (0x0ef8)
|
||||
|
||||
#define RTL838X_MAC_RX_PAUSE_STS (0xa1a4)
|
||||
#define RTL839X_MAC_RX_PAUSE_STS (0xCB30)
|
||||
#define RTL930X_MAC_RX_PAUSE_STS (0xC2F8)
|
||||
#define RTL931X_MAC_RX_PAUSE_STS (0x0f00)
|
||||
|
||||
#define RTL838X_EEE_TX_TIMER_GIGA_CTRL (0xaa04)
|
||||
#define RTL838X_EEE_TX_TIMER_GELITE_CTRL (0xaa08)
|
||||
|
||||
#define RTL930X_L2_UNKN_UC_FLD_PMSK (0x9064)
|
||||
|
||||
#define RTL839X_MAC_GLB_CTRL (0x02a8)
|
||||
#define RTL839X_SCHED_LB_TICK_TKN_CTRL (0x60f8)
|
||||
|
||||
#define RTL838X_L2_TBL_FLUSH_CTRL (0x3370)
|
||||
#define RTL839X_L2_TBL_FLUSH_CTRL (0x3ba0)
|
||||
#define RTL930X_L2_TBL_FLUSH_CTRL (0x9404)
|
||||
#define RTL931X_L2_TBL_FLUSH_CTRL (0xCD9C)
|
||||
|
||||
#define RTL930X_L2_PORT_SABLK_CTRL (0x905c)
|
||||
#define RTL930X_L2_PORT_DABLK_CTRL (0x9060)
|
||||
|
||||
/* MAC link state bits */
|
||||
#define FORCE_EN (1 << 0)
|
||||
#define FORCE_LINK_EN (1 << 1)
|
||||
#define NWAY_EN (1 << 2)
|
||||
#define DUPLX_MODE (1 << 3)
|
||||
#define TX_PAUSE_EN (1 << 6)
|
||||
#define RX_PAUSE_EN (1 << 7)
|
||||
|
||||
/* L2 Notification DMA interface */
|
||||
#define RTL839X_DMA_IF_NBUF_BASE_DESC_ADDR_CTRL (0x785C)
|
||||
#define RTL839X_L2_NOTIFICATION_CTRL (0x7808)
|
||||
#define RTL931X_L2_NTFY_RING_BASE_ADDR (0x09DC)
|
||||
#define RTL931X_L2_NTFY_RING_CUR_ADDR (0x09E0)
|
||||
#define RTL839X_L2_NOTIFICATION_CTRL (0x7808)
|
||||
#define RTL931X_L2_NTFY_CTRL (0xCDC8)
|
||||
#define RTL838X_L2_CTRL_0 (0x3200)
|
||||
#define RTL839X_L2_CTRL_0 (0x3800)
|
||||
#define RTL930X_L2_CTRL (0x8FD8)
|
||||
#define RTL931X_L2_CTRL (0xC800)
|
||||
|
||||
/* TRAPPING to CPU-PORT */
|
||||
#define RTL838X_SPCL_TRAP_IGMP_CTRL (0x6984)
|
||||
#define RTL838X_RMA_CTRL_0 (0x4300)
|
||||
#define RTL838X_RMA_CTRL_1 (0x4304)
|
||||
#define RTL839X_RMA_CTRL_0 (0x1200)
|
||||
|
||||
#define RTL839X_SPCL_TRAP_IGMP_CTRL (0x1058)
|
||||
#define RTL839X_RMA_CTRL_1 (0x1204)
|
||||
#define RTL839X_RMA_CTRL_2 (0x1208)
|
||||
#define RTL839X_RMA_CTRL_3 (0x120C)
|
||||
|
||||
#define RTL930X_VLAN_APP_PKT_CTRL (0xA23C)
|
||||
#define RTL930X_RMA_CTRL_0 (0x9E60)
|
||||
#define RTL930X_RMA_CTRL_1 (0x9E64)
|
||||
#define RTL930X_RMA_CTRL_2 (0x9E68)
|
||||
|
||||
#define RTL931X_RMA_CTRL_0 (0x8800)
|
||||
#define RTL931X_RMA_CTRL_1 (0x8804)
|
||||
#define RTL931X_RMA_CTRL_2 (0x8808)
|
||||
|
||||
/* Advanced SMI control for clause 45 PHYs */
|
||||
#define RTL930X_SMI_MAC_TYPE_CTRL (0xCA04)
|
||||
#define RTL930X_SMI_PORT24_27_ADDR_CTRL (0xCB90)
|
||||
#define RTL930X_SMI_PORT0_15_POLLING_SEL (0xCA08)
|
||||
#define RTL930X_SMI_PORT16_27_POLLING_SEL (0xCA0C)
|
||||
|
||||
/* Registers of the internal Serdes of the 8390 */
|
||||
#define RTL839X_SDS12_13_XSG0 (0xB800)
|
||||
|
||||
/* Registers of the internal Serdes of the 8380 */
|
||||
#define RTL838X_SDS4_FIB_REG0 (0xF800)
|
||||
|
||||
inline int rtl838x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL838X_MAC_PORT_CTRL + (p << 7);
|
||||
}
|
||||
|
||||
inline int rtl839x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL839X_MAC_PORT_CTRL + (p << 7);
|
||||
}
|
||||
|
||||
/* On the RTL931XX, the functionality of the MAC port control register is split up
|
||||
* into RTL931X_MAC_L2_PORT_CTRL and RTL931X_MAC_PORT_CTRL the functionality used
|
||||
* by the Ethernet driver is in the same bits now in RTL931X_MAC_L2_PORT_CTRL
|
||||
*/
|
||||
|
||||
inline int rtl930x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL930X_MAC_L2_PORT_CTRL + (p << 6);
|
||||
}
|
||||
|
||||
inline int rtl931x_mac_port_ctrl(int p)
|
||||
{
|
||||
return RTL931X_MAC_L2_PORT_CTRL + (p << 7);
|
||||
}
|
||||
|
||||
inline int rtl838x_dma_if_rx_ring_size(int i)
|
||||
{
|
||||
return RTL838X_DMA_IF_RX_RING_SIZE + ((i >> 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl839x_dma_if_rx_ring_size(int i)
|
||||
{
|
||||
return RTL839X_DMA_IF_RX_RING_SIZE + ((i >> 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl930x_dma_if_rx_ring_size(int i)
|
||||
{
|
||||
return RTL930X_DMA_IF_RX_RING_SIZE + ((i / 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl931x_dma_if_rx_ring_size(int i)
|
||||
{
|
||||
return RTL931X_DMA_IF_RX_RING_SIZE + ((i / 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl838x_dma_if_rx_ring_cntr(int i)
|
||||
{
|
||||
return RTL838X_DMA_IF_RX_RING_CNTR + ((i >> 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl839x_dma_if_rx_ring_cntr(int i)
|
||||
{
|
||||
return RTL839X_DMA_IF_RX_RING_CNTR + ((i >> 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl930x_dma_if_rx_ring_cntr(int i)
|
||||
{
|
||||
return RTL930X_DMA_IF_RX_RING_CNTR + ((i / 3) << 2);
|
||||
}
|
||||
|
||||
inline int rtl931x_dma_if_rx_ring_cntr(int i)
|
||||
{
|
||||
return RTL931X_DMA_IF_RX_RING_CNTR + ((i / 3) << 2);
|
||||
}
|
||||
|
||||
inline u32 rtl838x_get_mac_link_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL838X_MAC_LINK_STS) & BIT(port));
|
||||
}
|
||||
|
||||
inline u32 rtl839x_get_mac_link_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL839X_MAC_LINK_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl930x_get_mac_link_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL930X_MAC_LINK_STS) & BIT(port));
|
||||
}
|
||||
|
||||
inline u32 rtl931x_get_mac_link_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL931X_MAC_LINK_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl838x_get_mac_link_dup_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL838X_MAC_LINK_DUP_STS) & BIT(port));
|
||||
}
|
||||
|
||||
inline u32 rtl839x_get_mac_link_dup_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL839X_MAC_LINK_DUP_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl930x_get_mac_link_dup_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL930X_MAC_LINK_DUP_STS) & BIT(port));
|
||||
}
|
||||
|
||||
inline u32 rtl931x_get_mac_link_dup_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL931X_MAC_LINK_DUP_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl838x_get_mac_link_spd_sts(int port)
|
||||
{
|
||||
int r = RTL838X_MAC_LINK_SPD_STS + ((port >> 4) << 2);
|
||||
u32 speed = sw_r32(r);
|
||||
|
||||
speed >>= (port % 16) << 1;
|
||||
return (speed & 0x3);
|
||||
}
|
||||
|
||||
inline u32 rtl839x_get_mac_link_spd_sts(int port)
|
||||
{
|
||||
int r = RTL839X_MAC_LINK_SPD_STS + ((port >> 4) << 2);
|
||||
u32 speed = sw_r32(r);
|
||||
|
||||
speed >>= (port % 16) << 1;
|
||||
return (speed & 0x3);
|
||||
}
|
||||
|
||||
|
||||
inline u32 rtl930x_get_mac_link_spd_sts(int port)
|
||||
{
|
||||
int r = RTL930X_MAC_LINK_SPD_STS + ((port / 10) << 2);
|
||||
u32 speed = sw_r32(r);
|
||||
|
||||
speed >>= (port % 10) * 3;
|
||||
return (speed & 0x7);
|
||||
}
|
||||
|
||||
inline u32 rtl931x_get_mac_link_spd_sts(int port)
|
||||
{
|
||||
int r = RTL931X_MAC_LINK_SPD_STS + ((port >> 3) << 2);
|
||||
u32 speed = sw_r32(r);
|
||||
|
||||
speed >>= (port % 8) << 2;
|
||||
return (speed & 0xf);
|
||||
}
|
||||
|
||||
inline u32 rtl838x_get_mac_rx_pause_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL838X_MAC_RX_PAUSE_STS) & (1 << port));
|
||||
}
|
||||
|
||||
inline u32 rtl839x_get_mac_rx_pause_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL839X_MAC_RX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl930x_get_mac_rx_pause_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL930X_MAC_RX_PAUSE_STS) & (1 << port));
|
||||
}
|
||||
|
||||
inline u32 rtl931x_get_mac_rx_pause_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL931X_MAC_RX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl838x_get_mac_tx_pause_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL838X_MAC_TX_PAUSE_STS) & (1 << port));
|
||||
}
|
||||
|
||||
inline u32 rtl839x_get_mac_tx_pause_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL839X_MAC_TX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
inline u32 rtl930x_get_mac_tx_pause_sts(int port)
|
||||
{
|
||||
return (sw_r32(RTL930X_MAC_TX_PAUSE_STS) & (1 << port));
|
||||
}
|
||||
|
||||
inline u32 rtl931x_get_mac_tx_pause_sts(int p)
|
||||
{
|
||||
return (sw_r32(RTL931X_MAC_TX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
|
||||
}
|
||||
|
||||
struct p_hdr;
|
||||
struct dsa_tag;
|
||||
|
||||
struct rtl838x_reg {
|
||||
irqreturn_t (*net_irq)(int irq, void *dev_id);
|
||||
int (*mac_port_ctrl)(int port);
|
||||
int dma_if_intr_sts;
|
||||
int dma_if_intr_msk;
|
||||
int dma_if_intr_rx_runout_sts;
|
||||
int dma_if_intr_rx_done_sts;
|
||||
int dma_if_intr_tx_done_sts;
|
||||
int dma_if_intr_rx_runout_msk;
|
||||
int dma_if_intr_rx_done_msk;
|
||||
int dma_if_intr_tx_done_msk;
|
||||
int l2_ntfy_if_intr_sts;
|
||||
int l2_ntfy_if_intr_msk;
|
||||
int dma_if_ctrl;
|
||||
int mac_force_mode_ctrl;
|
||||
int dma_rx_base;
|
||||
int dma_tx_base;
|
||||
int (*dma_if_rx_ring_size)(int ring);
|
||||
int (*dma_if_rx_ring_cntr)(int ring);
|
||||
int dma_if_rx_cur;
|
||||
int rst_glb_ctrl;
|
||||
u32 (*get_mac_link_sts)(int port);
|
||||
u32 (*get_mac_link_dup_sts)(int port);
|
||||
u32 (*get_mac_link_spd_sts)(int port);
|
||||
u32 (*get_mac_rx_pause_sts)(int port);
|
||||
u32 (*get_mac_tx_pause_sts)(int port);
|
||||
int mac;
|
||||
int l2_tbl_flush_ctrl;
|
||||
void (*update_cntr)(int r, int work_done);
|
||||
void (*create_tx_header)(struct p_hdr *h, int dest_port, int prio);
|
||||
bool (*decode_tag)(struct p_hdr *h, struct dsa_tag *tag);
|
||||
};
|
||||
|
||||
int rtl838x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl838x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl839x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl839x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl930x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl930x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
int rtl931x_write_phy(u32 port, u32 page, u32 reg, u32 val);
|
||||
int rtl931x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
|
||||
void rtl9300_sds_power(int sds_num, int val);
|
||||
|
||||
#endif /* _RTL838X_ETH_H */
|
1983
target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.c
Normal file
1983
target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.c
Normal file
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,60 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
// TODO: not really used
|
||||
struct rtl838x_phy_priv {
|
||||
char *name;
|
||||
};
|
||||
|
||||
struct __attribute__ ((__packed__)) part {
|
||||
uint16_t start;
|
||||
uint8_t wordsize;
|
||||
uint8_t words;
|
||||
};
|
||||
|
||||
struct __attribute__ ((__packed__)) fw_header {
|
||||
uint32_t magic;
|
||||
uint32_t phy;
|
||||
uint32_t checksum;
|
||||
uint32_t version;
|
||||
struct part parts[10];
|
||||
};
|
||||
|
||||
// TODO: fixed path?
|
||||
#define FIRMWARE_838X_8380_1 "rtl838x_phy/rtl838x_8380.fw"
|
||||
#define FIRMWARE_838X_8214FC_1 "rtl838x_phy/rtl838x_8214fc.fw"
|
||||
#define FIRMWARE_838X_8218b_1 "rtl838x_phy/rtl838x_8218b.fw"
|
||||
|
||||
/* External RTL8218B and RTL8214FC IDs are identical */
|
||||
#define PHY_ID_RTL8214C 0x001cc942
|
||||
#define PHY_ID_RTL8214FC 0x001cc981
|
||||
#define PHY_ID_RTL8218B_E 0x001cc981
|
||||
#define PHY_ID_RTL8218D 0x001cc983
|
||||
#define PHY_ID_RTL8218B_I 0x001cca40
|
||||
#define PHY_ID_RTL8226 0x001cc838
|
||||
#define PHY_ID_RTL8390_GENERIC 0x001ccab0
|
||||
#define PHY_ID_RTL8393_I 0x001c8393
|
||||
#define PHY_ID_RTL9300_I 0x70d03106
|
||||
|
||||
// PHY MMD devices
|
||||
#define MMD_AN 7
|
||||
#define MMD_VEND2 31
|
||||
|
||||
/* Registers of the internal Serdes of the 8380 */
|
||||
#define RTL838X_SDS_MODE_SEL (0x0028)
|
||||
#define RTL838X_SDS_CFG_REG (0x0034)
|
||||
#define RTL838X_INT_MODE_CTRL (0x005c)
|
||||
#define RTL838X_DMY_REG31 (0x3b28)
|
||||
|
||||
#define RTL8380_SDS4_FIB_REG0 (0xF800)
|
||||
#define RTL838X_SDS4_REG28 (0xef80)
|
||||
#define RTL838X_SDS4_DUMMY0 (0xef8c)
|
||||
#define RTL838X_SDS5_EXT_REG6 (0xf18c)
|
||||
#define RTL838X_SDS4_FIB_REG0 (RTL838X_SDS4_REG28 + 0x880)
|
||||
#define RTL838X_SDS5_FIB_REG0 (RTL838X_SDS4_REG28 + 0x980)
|
||||
|
||||
/* Registers of the internal SerDes of the RTL8390 */
|
||||
#define RTL839X_SDS12_13_XSG0 (0xB800)
|
||||
|
||||
/* Registers of the internal Serdes of the 9300 */
|
||||
#define RTL930X_SDS_INDACS_CMD (0x03B0)
|
||||
#define RTL930X_SDS_INDACS_DATA (0x03B4)
|
@ -0,0 +1,39 @@
|
||||
--- a/arch/mips/Kbuild.platforms
|
||||
+++ b/arch/mips/Kbuild.platforms
|
||||
@@ -27,6 +27,7 @@ platforms += pistachio
|
||||
platforms += pmcs-msp71xx
|
||||
platforms += pnx833x
|
||||
platforms += ralink
|
||||
+platforms += rtl838x
|
||||
platforms += rb532
|
||||
platforms += sgi-ip22
|
||||
platforms += sgi-ip27
|
||||
--- a/arch/mips/Kconfig
|
||||
+++ b/arch/mips/Kconfig
|
||||
@@ -631,6 +631,26 @@ config RALINK
|
||||
select ARCH_HAS_RESET_CONTROLLER
|
||||
select RESET_CONTROLLER
|
||||
|
||||
+config RTL838X
|
||||
+ bool "Realtek based platforms"
|
||||
+ select DMA_NONCOHERENT
|
||||
+ select IRQ_MIPS_CPU
|
||||
+ select CSRC_R4K
|
||||
+ select CEVT_R4K
|
||||
+ select SYS_HAS_CPU_MIPS32_R1
|
||||
+ select SYS_HAS_CPU_MIPS32_R2
|
||||
+ select SYS_SUPPORTS_BIG_ENDIAN
|
||||
+ select SYS_SUPPORTS_32BIT_KERNEL
|
||||
+ select SYS_SUPPORTS_MIPS16
|
||||
+ select SYS_HAS_EARLY_PRINTK
|
||||
+ select SYS_HAS_EARLY_PRINTK_8250
|
||||
+ select USE_GENERIC_EARLY_PRINTK_8250
|
||||
+ select BOOT_RAW
|
||||
+ select PINCTRL
|
||||
+ select ARCH_HAS_RESET_CONTROLLER
|
||||
+ select RESET_CONTROLLER
|
||||
+ select USE_OF
|
||||
+
|
||||
config SGI_IP22
|
||||
bool "SGI IP22 (Indy/Indigo2)"
|
||||
select FW_ARC
|
@ -0,0 +1,32 @@
|
||||
--- a/drivers/gpio/Kconfig
|
||||
+++ b/drivers/gpio/Kconfig
|
||||
@@ -441,6 +441,18 @@ config GPIO_REG
|
||||
A 32-bit single register GPIO fixed in/out implementation. This
|
||||
can be used to represent any register as a set of GPIO signals.
|
||||
|
||||
+config GPIO_RTL8231
|
||||
+ tristate "RTL8231 GPIO"
|
||||
+ depends on GPIO_RTL838X
|
||||
+ help
|
||||
+ Say yes here to support Realtek RTL8231 GPIO expansion chips.
|
||||
+
|
||||
+config GPIO_RTL838X
|
||||
+ tristate "RTL838X GPIO"
|
||||
+ depends on RTL838X
|
||||
+ help
|
||||
+ Say yes here to support RTL838X GPIO devices.
|
||||
+
|
||||
config GPIO_SAMA5D2_PIOBU
|
||||
tristate "SAMA5D2 PIOBU GPIO support"
|
||||
depends on MFD_SYSCON
|
||||
--- a/drivers/gpio/Makefile
|
||||
+++ b/drivers/gpio/Makefile
|
||||
@@ -117,6 +117,8 @@ obj-$(CONFIG_GPIO_RC5T583) += gpio-rc5t
|
||||
obj-$(CONFIG_GPIO_RCAR) += gpio-rcar.o
|
||||
obj-$(CONFIG_GPIO_RDC321X) += gpio-rdc321x.o
|
||||
obj-$(CONFIG_GPIO_REG) += gpio-reg.o
|
||||
+obj-$(CONFIG_GPIO_RTL8231) += gpio-rtl8231.o
|
||||
+obj-$(CONFIG_GPIO_RTL838X) += gpio-rtl838x.o
|
||||
obj-$(CONFIG_ARCH_SA1100) += gpio-sa1100.o
|
||||
obj-$(CONFIG_GPIO_SAMA5D2_PIOBU) += gpio-sama5d2-piobu.o
|
||||
obj-$(CONFIG_GPIO_SCH311X) += gpio-sch311x.o
|
@ -0,0 +1,34 @@
|
||||
--- a/drivers/clocksource/Kconfig
|
||||
+++ b/drivers/clocksource/Kconfig
|
||||
@@ -127,6 +127,15 @@ config RDA_TIMER
|
||||
help
|
||||
Enables the support for the RDA Micro timer driver.
|
||||
|
||||
+config RTL9300_TIMER
|
||||
+ bool "Clocksource/timer for the Realtek RTL9300 family of SoCs"
|
||||
+ depends on MIPS
|
||||
+ select COMMON_CLK
|
||||
+ select TIMER_OF
|
||||
+ select CLKSRC_MMIO
|
||||
+ help
|
||||
+ Enables support for the Realtek RTL9300 timer driver.
|
||||
+
|
||||
config SUN4I_TIMER
|
||||
bool "Sun4i timer driver" if COMPILE_TEST
|
||||
depends on HAS_IOMEM
|
||||
@@ -696,5 +705,4 @@ config INGENIC_TIMER
|
||||
select IRQ_DOMAIN
|
||||
help
|
||||
Support for the timer/counter unit of the Ingenic JZ SoCs.
|
||||
-
|
||||
endmenu
|
||||
--- a/drivers/clocksource/Makefile
|
||||
+++ b/drivers/clocksource/Makefile
|
||||
@@ -61,6 +61,7 @@ obj-$(CONFIG_MILBEAUT_TIMER) += timer-mi
|
||||
obj-$(CONFIG_SPRD_TIMER) += timer-sprd.o
|
||||
obj-$(CONFIG_NPCM7XX_TIMER) += timer-npcm7xx.o
|
||||
obj-$(CONFIG_RDA_TIMER) += timer-rda.o
|
||||
+obj-$(CONFIG_RTL9300_TIMER) += timer-rtl9300.o
|
||||
|
||||
obj-$(CONFIG_ARC_TIMERS) += arc_timer.o
|
||||
obj-$(CONFIG_ARM_ARCH_TIMER) += arm_arch_timer.o
|
@ -0,0 +1,23 @@
|
||||
--- a/drivers/mtd/spi-nor/Kconfig
|
||||
+++ b/drivers/mtd/spi-nor/Kconfig
|
||||
@@ -118,4 +118,13 @@ config SPI_INTEL_SPI_PLATFORM
|
||||
To compile this driver as a module, choose M here: the module
|
||||
will be called intel-spi-platform.
|
||||
|
||||
+config SPI_RTL838X
|
||||
+ tristate "Realtek RTl838X SPI flash platform driver"
|
||||
+ depends on RTL838X
|
||||
+ help
|
||||
+ This driver provides support for accessing SPI flash
|
||||
+ in the RTL838X SoC.
|
||||
+
|
||||
+ Say N here unless you know what you are doing.
|
||||
+
|
||||
endif # MTD_SPI_NOR
|
||||
--- a/drivers/mtd/spi-nor/Makefile
|
||||
+++ b/drivers/mtd/spi-nor/Makefile
|
||||
@@ -8,3 +8,4 @@ obj-$(CONFIG_SPI_NXP_SPIFI) += nxp-spifi
|
||||
obj-$(CONFIG_SPI_INTEL_SPI) += intel-spi.o
|
||||
obj-$(CONFIG_SPI_INTEL_SPI_PCI) += intel-spi-pci.o
|
||||
obj-$(CONFIG_SPI_INTEL_SPI_PLATFORM) += intel-spi-platform.o
|
||||
+obj-$(CONFIG_SPI_RTL838X) += rtl838x-nor.o
|
@ -0,0 +1,18 @@
|
||||
--- a/drivers/net/dsa/Kconfig
|
||||
+++ b/drivers/net/dsa/Kconfig
|
||||
@@ -63,6 +63,8 @@ config NET_DSA_QCA8K
|
||||
This enables support for the Qualcomm Atheros QCA8K Ethernet
|
||||
switch chips.
|
||||
|
||||
+source "drivers/net/dsa/rtl83xx/Kconfig"
|
||||
+
|
||||
config NET_DSA_REALTEK_SMI
|
||||
tristate "Realtek SMI Ethernet switch family support"
|
||||
depends on NET_DSA
|
||||
--- a/drivers/net/dsa/Makefile
|
||||
+++ b/drivers/net/dsa/Makefile
|
||||
@@ -21,3 +21,4 @@ obj-y += b53/
|
||||
obj-y += microchip/
|
||||
obj-y += mv88e6xxx/
|
||||
obj-y += sja1105/
|
||||
+obj-y += rtl83xx/
|
@ -0,0 +1,40 @@
|
||||
--- a/net/dsa/tag_trailer.c
|
||||
+++ b/net/dsa/tag_trailer.c
|
||||
@@ -44,7 +44,12 @@ static struct sk_buff *trailer_xmit(stru
|
||||
|
||||
trailer = skb_put(nskb, 4);
|
||||
trailer[0] = 0x80;
|
||||
+
|
||||
+#ifdef CONFIG_NET_DSA_RTL83XX
|
||||
+ trailer[1] = dp->index;
|
||||
+#else
|
||||
trailer[1] = 1 << dp->index;
|
||||
+#endif /* CONFIG_NET_DSA_RTL838X */
|
||||
trailer[2] = 0x10;
|
||||
trailer[3] = 0x00;
|
||||
|
||||
@@ -61,12 +66,23 @@ static struct sk_buff *trailer_rcv(struc
|
||||
return NULL;
|
||||
|
||||
trailer = skb_tail_pointer(skb) - 4;
|
||||
+
|
||||
+#ifdef CONFIG_NET_DSA_RTL83XX
|
||||
+ if (trailer[0] != 0x80 || (trailer[1] & 0x80) != 0x00 ||
|
||||
+ (trailer[2] & 0xef) != 0x00 || trailer[3] != 0x00)
|
||||
+ return NULL;
|
||||
+
|
||||
+ if (trailer[1] & 0x40)
|
||||
+ skb->offload_fwd_mark = 1;
|
||||
+
|
||||
+ source_port = trailer[1] & 0x3f;
|
||||
+#else
|
||||
if (trailer[0] != 0x80 || (trailer[1] & 0xf8) != 0x00 ||
|
||||
(trailer[2] & 0xef) != 0x00 || trailer[3] != 0x00)
|
||||
return NULL;
|
||||
|
||||
source_port = trailer[1] & 7;
|
||||
-
|
||||
+#endif
|
||||
skb->dev = dsa_master_find_slave(dev, 0, source_port);
|
||||
if (!skb->dev)
|
||||
return NULL;
|
@ -0,0 +1,11 @@
|
||||
--- a/include/linux/platform_data/dsa.h
|
||||
+++ b/include/linux/platform_data/dsa.h
|
||||
@@ -6,7 +6,7 @@ struct device;
|
||||
struct net_device;
|
||||
|
||||
#define DSA_MAX_SWITCHES 4
|
||||
-#define DSA_MAX_PORTS 12
|
||||
+#define DSA_MAX_PORTS 54
|
||||
#define DSA_RTABLE_NONE -1
|
||||
|
||||
struct dsa_chip_data {
|
@ -0,0 +1,26 @@
|
||||
--- a/drivers/net/ethernet/Kconfig
|
||||
+++ b/drivers/net/ethernet/Kconfig
|
||||
@@ -163,6 +163,13 @@ source "drivers/net/ethernet/rdc/Kconfig
|
||||
source "drivers/net/ethernet/realtek/Kconfig"
|
||||
source "drivers/net/ethernet/renesas/Kconfig"
|
||||
source "drivers/net/ethernet/rocker/Kconfig"
|
||||
+
|
||||
+config NET_RTL838X
|
||||
+ tristate "Realtek rtl838x Ethernet MAC support"
|
||||
+ depends on RTL838X
|
||||
+ ---help---
|
||||
+ Say Y here if you want to use the Realtek rtl838x Gbps Ethernet MAC.
|
||||
+
|
||||
source "drivers/net/ethernet/samsung/Kconfig"
|
||||
source "drivers/net/ethernet/seeq/Kconfig"
|
||||
source "drivers/net/ethernet/sfc/Kconfig"
|
||||
--- a/drivers/net/ethernet/Makefile
|
||||
+++ b/drivers/net/ethernet/Makefile
|
||||
@@ -76,6 +76,7 @@ obj-$(CONFIG_NET_VENDOR_REALTEK) += real
|
||||
obj-$(CONFIG_NET_VENDOR_RENESAS) += renesas/
|
||||
obj-$(CONFIG_NET_VENDOR_RDC) += rdc/
|
||||
obj-$(CONFIG_NET_VENDOR_ROCKER) += rocker/
|
||||
+obj-$(CONFIG_NET_RTL838X) += rtl838x_eth.o
|
||||
obj-$(CONFIG_NET_VENDOR_SAMSUNG) += samsung/
|
||||
obj-$(CONFIG_NET_VENDOR_SEEQ) += seeq/
|
||||
obj-$(CONFIG_NET_VENDOR_SILAN) += silan/
|
@ -0,0 +1,13 @@
|
||||
--- a/include/linux/phy.h
|
||||
+++ b/include/linux/phy.h
|
||||
@@ -645,6 +645,10 @@ struct phy_driver {
|
||||
struct ethtool_tunable *tuna,
|
||||
const void *data);
|
||||
int (*set_loopback)(struct phy_device *dev, bool enable);
|
||||
+ int (*get_port)(struct phy_device *dev);
|
||||
+ int (*set_port)(struct phy_device *dev, int port);
|
||||
+ int (*get_eee)(struct phy_device *dev, struct ethtool_eee *e);
|
||||
+ int (*set_eee)(struct phy_device *dev, struct ethtool_eee *e);
|
||||
};
|
||||
#define to_phy_driver(d) container_of(to_mdio_common_driver(d), \
|
||||
struct phy_driver, mdiodrv)
|
@ -0,0 +1,41 @@
|
||||
--- a/drivers/net/phy/phylink.c
|
||||
+++ b/drivers/net/phy/phylink.c
|
||||
@@ -1242,6 +1242,11 @@ int phylink_ethtool_ksettings_set(struct
|
||||
|
||||
/* If we have a PHY, configure the phy */
|
||||
if (pl->phydev) {
|
||||
+ if (pl->phydev->drv->get_port && pl->phydev->drv->set_port) {
|
||||
+ if(pl->phydev->drv->get_port(pl->phydev) != kset->base.port) {
|
||||
+ pl->phydev->drv->set_port(pl->phydev, kset->base.port);
|
||||
+ }
|
||||
+ }
|
||||
ret = phy_ethtool_ksettings_set(pl->phydev, &our_kset);
|
||||
if (ret)
|
||||
return ret;
|
||||
@@ -1420,8 +1425,11 @@ int phylink_ethtool_get_eee(struct phyli
|
||||
|
||||
ASSERT_RTNL();
|
||||
|
||||
- if (pl->phydev)
|
||||
+ if (pl->phydev) {
|
||||
+ if (pl->phydev->drv->get_eee)
|
||||
+ return pl->phydev->drv->get_eee(pl->phydev, eee);
|
||||
ret = phy_ethtool_get_eee(pl->phydev, eee);
|
||||
+ }
|
||||
|
||||
return ret;
|
||||
}
|
||||
@@ -1438,9 +1446,11 @@ int phylink_ethtool_set_eee(struct phyli
|
||||
|
||||
ASSERT_RTNL();
|
||||
|
||||
- if (pl->phydev)
|
||||
+ if (pl->phydev) {
|
||||
+ if (pl->phydev->drv->set_eee)
|
||||
+ return pl->phydev->drv->set_eee(pl->phydev, eee);
|
||||
ret = phy_ethtool_set_eee(pl->phydev, eee);
|
||||
-
|
||||
+ }
|
||||
return ret;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(phylink_ethtool_set_eee);
|
25
target/linux/realtek/patches-5.10/705-add-rtl-phy.patch
Normal file
25
target/linux/realtek/patches-5.10/705-add-rtl-phy.patch
Normal file
@ -0,0 +1,25 @@
|
||||
--- a/drivers/net/phy/Kconfig
|
||||
+++ b/drivers/net/phy/Kconfig
|
||||
@@ -540,6 +540,12 @@ config REALTEK_PHY
|
||||
---help---
|
||||
Supports the Realtek 821x PHY.
|
||||
|
||||
+config REALTEK_SOC_PHY
|
||||
+ tristate "Realtek SoC PHYs"
|
||||
+ depends on RTL838X
|
||||
+ ---help---
|
||||
+ Supports the PHYs found in combination with Realtek Switch SoCs
|
||||
+
|
||||
config RENESAS_PHY
|
||||
tristate "Driver for Renesas PHYs"
|
||||
---help---
|
||||
--- a/drivers/net/phy/Makefile
|
||||
+++ b/drivers/net/phy/Makefile
|
||||
@@ -102,6 +102,7 @@ obj-$(CONFIG_NATIONAL_PHY) += national.o
|
||||
obj-$(CONFIG_NXP_TJA11XX_PHY) += nxp-tja11xx.o
|
||||
obj-$(CONFIG_QSEMI_PHY) += qsemi.o
|
||||
obj-$(CONFIG_REALTEK_PHY) += realtek.o
|
||||
+obj-$(CONFIG_REALTEK_SOC_PHY) += rtl83xx-phy.o
|
||||
obj-$(CONFIG_RENESAS_PHY) += uPD60620.o
|
||||
obj-$(CONFIG_ROCKCHIP_PHY) += rockchip.o
|
||||
obj-$(CONFIG_SMSC_PHY) += smsc.o
|
@ -0,0 +1,11 @@
|
||||
--- a/include/linux/phy.h
|
||||
+++ b/include/linux/phy.h
|
||||
@@ -188,7 +188,7 @@ static inline const char *phy_modes(phy_
|
||||
#define PHY_INIT_TIMEOUT 100000
|
||||
#define PHY_FORCE_TIMEOUT 10
|
||||
|
||||
-#define PHY_MAX_ADDR 32
|
||||
+#define PHY_MAX_ADDR 64
|
||||
|
||||
/* Used when trying to connect to a specific phy (mii bus id:phy device id) */
|
||||
#define PHY_ID_FMT "%s:%02x"
|
Loading…
Reference in New Issue
Block a user