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| author | Chandan Nath <chandan.nath@ti.com> | 2012-01-09 20:38:59 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-01-16 08:40:12 +0100 |
| commit | 8a8f084e4ffa0e2357790cd92b69301eaeb2834d (patch) | |
| tree | f29a8f6bb0d33ec4041d64f761623f4215fe8417 /include/configs/am335x_evm.h | |
| parent | 876bdd6d460cfcb7dc3b3c52291e20d322a939d5 (diff) | |
| download | u-boot-imx-8a8f084e4ffa0e2357790cd92b69301eaeb2834d.zip u-boot-imx-8a8f084e4ffa0e2357790cd92b69301eaeb2834d.tar.gz u-boot-imx-8a8f084e4ffa0e2357790cd92b69301eaeb2834d.tar.bz2 | |
ARM:AM33XX: Add SPL support for AM335X EVM
This patch is added to support SPL feature on AM335X
platform. In this patch, MMC1 is configured as boot
device for SPL and support for other devices will be
added in the next patch series.
Signed-off-by: Chandan Nath <chandan.nath@ti.com>
Signed-off-by: Tom Rini <trini@ti.com>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Diffstat (limited to 'include/configs/am335x_evm.h')
| -rw-r--r-- | include/configs/am335x_evm.h | 41 |
1 files changed, 38 insertions, 3 deletions
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index 1a25eb3..2cea1f4 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -26,8 +26,6 @@ #include <asm/arch/cpu.h> #include <asm/arch/hardware.h> -#define CONFIG_SETUP_PLL -#define CONFIG_AM335X_CONFIG_DDR #define CONFIG_ENV_SIZE 0x400 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 * 1024)) #define CONFIG_SYS_PROMPT "U-Boot# " @@ -118,7 +116,44 @@ #define CONFIG_ENV_IS_NOWHERE -#define CONFIG_SYS_TEXT_BASE 0x402f0400 +/* Defines for SPL */ +#define CONFIG_SPL +#define CONFIG_SPL_TEXT_BASE 0x402F0400 +#define CONFIG_SPL_MAX_SIZE (46 * 1024) +#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK + +#define CONFIG_SPL_BSS_START_ADDR 0x80000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ + +#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ +#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ +#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 +#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_FAT_SUPPORT + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBDISK_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" + +/* + * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM + * 64 bytes before this address should be set aside for u-boot.img's + * header. That is 0x800FFFC0--0x80100000 should not be used for any + * other needs. + */ +#define CONFIG_SYS_TEXT_BASE 0x80800000 +#define CONFIG_SYS_SPL_MALLOC_START 0x80208000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 + +/* Since SPL did pll and ddr initialization for us, + * we don't need to do it twice. + */ +#ifndef CONFIG_SPL_BUILD +#define CONFIG_SKIP_LOWLEVEL_INIT +#endif /* Unsupported features */ #undef CONFIG_USE_IRQ |