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spl: fdt: support for fdt fixup for falcon boot

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Adding support for fdt fixup to update the
memory node in device tree for falcon boot.

This is needed for single stage or falcon
bootmode, to pass memory configuration to
kernel through DT memory node.

Signed-off-by: Ravi Babu <ravibabu@ti.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
This commit is contained in:
B, Ravi 2017-04-18 17:27:26 +05:30 committed by Tom Rini
parent 907fef6cc7
commit 984a3c8777
3 changed files with 8 additions and 2 deletions
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1
arch/arm/lib/Makefile
View File

@ -33,6 +33,7 @@ obj-$(CONFIG_SYS_L2_PL310) += cache-pl310.o
else
obj-$(CONFIG_SPL_FRAMEWORK) += spl.o
obj-$(CONFIG_SPL_FRAMEWORK) += zimage.o
obj-$(CONFIG_OF_LIBFDT) += bootm-fdt.o
endif
obj-$(CONFIG_$(SPL_)USE_ARCH_MEMSET) += memset.o
obj-$(CONFIG_$(SPL_)USE_ARCH_MEMCPY) += memcpy.o

7
arch/arm/lib/bootm-fdt.c
View File

@ -27,8 +27,10 @@ DECLARE_GLOBAL_DATA_PTR;
int arch_fixup_fdt(void *blob)
{
int ret = 0;
#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_OF_LIBFDT)
bd_t *bd = gd->bd;
int bank, ret;
int bank;
u64 start[CONFIG_NR_DRAM_BANKS];
u64 size[CONFIG_NR_DRAM_BANKS];
@ -42,9 +44,11 @@ int arch_fixup_fdt(void *blob)
#endif
}
#ifdef CONFIG_OF_LIBFDT
ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
if (ret)
return ret;
#endif
#ifdef CONFIG_ARMV8_SPIN_TABLE
ret = spin_table_update_dt(blob);
@ -57,6 +61,7 @@ int arch_fixup_fdt(void *blob)
ret = psci_update_dt(blob);
if (ret)
return ret;
#endif
#endif
return 0;

2
common/Makefile
View File

@ -95,7 +95,7 @@ obj-$(CONFIG_SPL_HASH_SUPPORT) += hash.o
obj-$(CONFIG_ENV_IS_IN_FLASH) += env_flash.o
obj-$(CONFIG_SPL_YMODEM_SUPPORT) += xyzModem.o
obj-$(CONFIG_SPL_NET_SUPPORT) += miiphyutil.o
obj-$(CONFIG_SPL_OF_TRANSLATE) += fdt_support.o
obj-$(CONFIG_SPL_OF_LIBFDT) += fdt_support.o
ifdef CONFIG_SPL_USB_HOST_SUPPORT
obj-$(CONFIG_SPL_USB_SUPPORT) += usb.o usb_hub.o
obj-$(CONFIG_USB_STORAGE) += usb_storage.o