From bcae72116257201d7288cb8c525a29aea4875b95 Mon Sep 17 00:00:00 2001 From: Aneesh V Date: Thu, 21 Jul 2011 09:10:21 -0400 Subject: omap: add basic SPL support - Provide alternate implementations of board_init_f() board_init_r() for OMAP spl. - Provide linker script - Initialize global data - Add serial console support - Update CONFIG_SYS_TEXT_BASE to allow for SPL's bss and move it to board config header from config.mk Signed-off-by: Aneesh V Signed-off-by: Sandeep Paulraj --- include/configs/omap4_sdp4430.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'include/configs/omap4_sdp4430.h') diff --git a/include/configs/omap4_sdp4430.h b/include/configs/omap4_sdp4430.h index 534f89a5e7..6a6be9e9b8 100644 --- a/include/configs/omap4_sdp4430.h +++ b/include/configs/omap4_sdp4430.h @@ -249,4 +249,30 @@ #define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS #endif +/* Defines for SPL */ +#define CONFIG_SPL +#define CONFIG_SPL_TEXT_BASE 0x40304350 +#define CONFIG_SPL_MAX_SIZE 0x8000 /* 32 K */ +#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_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBDISK_SUPPORT +#define CONFIG_SPL_I2C_SUPPORT +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_FAT_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/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 0x80100000 + #endif /* __CONFIG_H */ -- cgit v1.2.1