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arm: socfpga: socfpga_soc64: Enable LMB_ARCH_MEM_MAP

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LMB_ARCH_MEM_MAP is enabled, and lmb_arch_add_memory() is introduced to
correctly handle memory reservations for the second and third DDR
memory banks.

Signed-off-by: Tingting Meng <tingting.meng@altera.com>
This commit is contained in:
Tingting Meng
2025-03-10 15:31:24 +08:00
committed by Tien Fong Chee
parent 1f8d5085e9
commit d0bf7bebfd
2 changed files with 14 additions and 0 deletions
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1
arch/arm/Kconfig
View File

@@ -1138,6 +1138,7 @@ config ARCH_SOCFPGA
select DM_SERIAL
select GPIO_EXTRA_HEADER
select ENABLE_ARM_SOC_BOOT0_HOOK if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10
select LMB_ARCH_MEM_MAP if TARGET_SOCFPGA_SOC64
select OF_CONTROL
select SPL_DM_RESET if DM_RESET
select SPL_DM_SERIAL

13
arch/arm/mach-socfpga/board.c
View File

@@ -195,3 +195,16 @@ void board_prep_linux(struct bootm_headers *images)
}
}
#endif
#if CONFIG_IS_ENABLED(LMB_ARCH_MEM_MAP)
void lmb_arch_add_memory(void)
{
int i;
struct bd_info *bd = gd->bd;
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
if (bd->bi_dram[i].size)
lmb_add(bd->bi_dram[i].start, bd->bi_dram[i].size);
}
}
#endif