diff options
Diffstat (limited to 'board/ti/am64x/evm.c')
| -rw-r--r-- | board/ti/am64x/evm.c | 74 |
1 files changed, 65 insertions, 9 deletions
diff --git a/board/ti/am64x/evm.c b/board/ti/am64x/evm.c index 8373c768f1..c88139ac7a 100644 --- a/board/ti/am64x/evm.c +++ b/board/ti/am64x/evm.c @@ -2,13 +2,15 @@ /* * Board specific initialization for AM642 EVM * - * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/ + * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/ * Keerthy <j-keerthy@ti.com> * */ #include <common.h> #include <asm/io.h> +#include <dm/uclass.h> +#include <k3-ddrss.h> #include <spl.h> #include <fdt_support.h> #include <asm/arch/hardware.h> @@ -29,19 +31,24 @@ int board_init(void) int dram_init(void) { - gd->ram_size = 0x80000000; + s32 ret; - return 0; + ret = fdtdec_setup_mem_size_base(); + if (ret) + printf("Error setting up mem size and base. %d\n", ret); + + return ret; } int dram_init_banksize(void) { - /* Bank 0 declares the memory available in the DDR low region */ - gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; - gd->bd->bi_dram[0].size = 0x80000000; - gd->ram_size = 0x80000000; + s32 ret; - return 0; + ret = fdtdec_setup_memory_banksize(); + if (ret) + printf("Error setting up memory banksize. %d\n", ret); + + return ret; } #if defined(CONFIG_SPL_LOAD_FIT) @@ -61,7 +68,8 @@ int board_fit_config_name_match(const char *name) } #endif -#if defined(CONFIG_SPL_BUILD) && CONFIG_IS_ENABLED(USB_STORAGE) +#if defined(CONFIG_SPL_BUILD) +#if CONFIG_IS_ENABLED(USB_STORAGE) static int fixup_usb_boot(const void *fdt_blob) { int ret = 0; @@ -85,10 +93,58 @@ static int fixup_usb_boot(const void *fdt_blob) return ret; } +#endif + +#if defined(CONFIG_K3_AM64_DDRSS) +static void fixup_ddr_driver_for_ecc(struct spl_image_info *spl_image) +{ + struct udevice *dev; + int ret; + + dram_init_banksize(); + + ret = uclass_get_device(UCLASS_RAM, 0, &dev); + if (ret) + panic("Cannot get RAM device for ddr size fixup: %d\n", ret); + + ret = k3_ddrss_ddr_fdt_fixup(dev, spl_image->fdt_addr, gd->bd); + if (ret) + printf("Error fixing up ddr node for ECC use! %d\n", ret); +} +#else +static void fixup_memory_node(struct spl_image_info *spl_image) +{ + u64 start[CONFIG_NR_DRAM_BANKS]; + u64 size[CONFIG_NR_DRAM_BANKS]; + int bank; + int ret; + + dram_init(); + dram_init_banksize(); + + for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) { + start[bank] = gd->bd->bi_dram[bank].start; + size[bank] = gd->bd->bi_dram[bank].size; + } + + /* dram_init functions use SPL fdt, and we must fixup u-boot fdt */ + ret = fdt_fixup_memory_banks(spl_image->fdt_addr, start, size, CONFIG_NR_DRAM_BANKS); + if (ret) + printf("Error fixing up memory node! %d\n", ret); +} +#endif void spl_perform_fixups(struct spl_image_info *spl_image) { +#if defined(CONFIG_K3_AM64_DDRSS) + fixup_ddr_driver_for_ecc(spl_image); +#else + fixup_memory_node(spl_image); +#endif + +#if CONFIG_IS_ENABLED(USB_STORAGE) fixup_usb_boot(spl_image->fdt_addr); +#endif } #endif |