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https://github.com/u-boot/u-boot.git
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53b516c58d
Add initial support for Compulab iot-gate-imx8 board (imx8mm-cl-iot-gate). The initial support includes: - MMC - eMMC - I2C - FEC - Serial console Signed-off-by: Kirill Kapranov <kirill.kapranov@compulab.co.il> Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il> Signed-off-by: Valentin Raevsky <valentin@compulab.co.il> Signed-off-by: Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org> Cc: Peter Robinson <pbrobinson@gmail.com>
197 lines
5.5 KiB
C
197 lines
5.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2019 NXP
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*/
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#ifndef __IMX8MM_CL_IOT_GATE_H
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#define __IMX8MM_CL_IOT_GATE_H
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#include <linux/sizes.h>
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#include <linux/stringify.h>
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#include <asm/arch/imx-regs.h>
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#include <config_distro_bootcmd.h>
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#define CONFIG_SYS_BOOTM_LEN (32 * SZ_1M)
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#define CONFIG_SPL_MAX_SIZE (148 * 1024)
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#define CONFIG_SYS_MONITOR_LEN SZ_512K
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#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
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#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300
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#define CONFIG_SYS_UBOOT_BASE \
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(QSPI0_AMBA_BASE + CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR * 512)
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#ifdef CONFIG_SPL_BUILD
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#define CONFIG_SPL_STACK 0x920000
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#define CONFIG_SPL_BSS_START_ADDR 0x910000
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#define CONFIG_SPL_BSS_MAX_SIZE SZ_8K /* 8 KB */
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#define CONFIG_SYS_SPL_MALLOC_START 0x42200000
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#define CONFIG_SYS_SPL_MALLOC_SIZE SZ_512K /* 512 KB */
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/* malloc f used before GD_FLG_FULL_MALLOC_INIT set */
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#define CONFIG_MALLOC_F_ADDR 0x912000
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/* For RAW image gives a error info not panic */
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#define CONFIG_SPL_ABORT_ON_RAW_IMAGE
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#endif
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#if CONFIG_IS_ENABLED(CMD_MMC)
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# define BOOT_TARGET_MMC(func) \
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func(MMC, mmc, 2) \
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func(MMC, mmc, 0)
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#else
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# define BOOT_TARGET_MMC(func)
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#endif
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#if CONFIG_IS_ENABLED(CMD_USB)
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# define BOOT_TARGET_USB(func) func(USB, usb, 0)
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#else
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# define BOOT_TARGET_USB(func)
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#endif
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#if CONFIG_IS_ENABLED(CMD_PXE)
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# define BOOT_TARGET_PXE(func) func(PXE, pxe, na)
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#else
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# define BOOT_TARGET_PXE(func)
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#endif
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#if CONFIG_IS_ENABLED(CMD_DHCP)
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# define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na)
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#else
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# define BOOT_TARGET_DHCP(func)
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#endif
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#define BOOT_TARGET_DEVICES(func) \
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BOOT_TARGET_USB(func) \
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BOOT_TARGET_MMC(func) \
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BOOT_TARGET_PXE(func) \
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BOOT_TARGET_DHCP(func)
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/* Initial environment variables */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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BOOTENV \
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"script=boot.scr\0" \
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"image=Image\0" \
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"console=ttymxc2,115200 earlycon=ec_imx6q,0x30880000,115200\0" \
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"fdt_addr=0x43000000\0" \
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"fdt_addr_r=0x43000000\0" \
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"boot_fit=no\0" \
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"dfu_alt_info=mmc 2=flash-bin raw 0x42 0x250 mmcpart 1;" \
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"u-boot-itb raw 0x300 0x1B00 mmcpart 1\0" \
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"fdt_file=sb-iotgimx8.dtb\0" \
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"fdtfile=sb-iotgimx8.dtb\0" \
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"initrd_addr=0x43800000\0" \
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"bootm_size=0x10000000\0" \
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"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
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"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
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"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
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"mmcautodetect=yes\0" \
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"mmcargs=setenv bootargs console=${console} root=${mmcroot}\0 " \
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"loadbootscript=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
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"bootscript=echo Running bootscript from mmc ...; " \
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"source\0" \
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"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
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"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
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"kernel_addr_r=0x40480000\0" \
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"pxefile_addr_r=0x40480000\0" \
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"ramdisk_addr_r=0x43800000\0" \
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"mmcboot=echo Booting from mmc ...; " \
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"run mmcargs; " \
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"if test ${boot_fit} = yes || test ${boot_fit} = try; then " \
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"bootm ${loadaddr}; " \
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"else " \
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"if run loadfdt; then " \
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"booti ${loadaddr} - ${fdt_addr}; " \
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"else " \
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"echo WARN: Cannot load the DT; " \
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"fi; " \
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"fi;\0" \
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"netargs=setenv bootargs console=${console} " \
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"root=/dev/nfs " \
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"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
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"netboot=echo Booting from net ...; " \
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"run netargs; " \
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"if test ${ip_dyn} = yes; then " \
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"setenv get_cmd dhcp; " \
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"else " \
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"setenv get_cmd tftp; " \
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"fi; " \
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"${get_cmd} ${loadaddr} ${image}; " \
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"if test ${boot_fit} = yes || test ${boot_fit} = try; then " \
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"bootm ${loadaddr}; " \
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"else " \
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"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
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"booti ${loadaddr} - ${fdt_addr}; " \
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"else " \
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"echo WARN: Cannot load the DT; " \
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"fi; " \
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"fi;\0"
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#ifndef CONFIG_BOOTCOMMAND
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#define CONFIG_BOOTCOMMAND \
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"mmc dev ${mmcdev}; if mmc rescan; then " \
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"if run loadbootscript; then " \
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"run bootscript; " \
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"else " \
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"if run loadimage; then " \
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"run mmcboot; " \
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"else run netboot; " \
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"fi; " \
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"fi; " \
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"fi;"
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#endif
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/* Link Definitions */
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#define CONFIG_LOADADDR 0x40480000
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#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
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#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
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#define CONFIG_SYS_INIT_RAM_SIZE 0x80000
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#define CONFIG_SYS_INIT_SP_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
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#define CONFIG_MMCROOT "/dev/mmcblk1p2" /* USDHC2 */
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN SZ_32M
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#define CONFIG_SYS_SDRAM_BASE 0x40000000
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#define PHYS_SDRAM 0x40000000
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#define PHYS_SDRAM_SIZE 0x80000000 /* 2GB DDR */
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#define CONFIG_MXC_UART_BASE UART3_BASE_ADDR
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/* Monitor Command Prompt */
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#define CONFIG_SYS_CBSIZE 2048
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#define CONFIG_SYS_MAXARGS 64
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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/* USDHC */
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#define CONFIG_FSL_USDHC
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#define CONFIG_SYS_FSL_USDHC_NUM 2
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#define CONFIG_SYS_FSL_ESDHC_ADDR 0
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#define CONFIG_SYS_MMC_IMG_LOAD_PART 1
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#define CONFIG_SYS_I2C_SPEED 100000
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#define CONFIG_ETHPRIME "FEC"
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#define CONFIG_FEC_XCV_TYPE RGMII
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#define CONFIG_FEC_MXC_PHYADDR 0
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#define FEC_QUIRK_ENET_MAC
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#define IMX_FEC_BASE 0x30BE0000
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/* USB Configs */
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#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
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#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
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#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
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#endif /*__IMX8MM_CL_IOT_GATE_H*/
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