diff options
| -rw-r--r-- | board/compulab/cm_t35/cm_t35.c | 18 | ||||
| -rw-r--r-- | include/configs/cm_t35.h | 65 |
2 files changed, 80 insertions, 3 deletions
diff --git a/board/compulab/cm_t35/cm_t35.c b/board/compulab/cm_t35/cm_t35.c index bc8e0ca..00bcf41 100644 --- a/board/compulab/cm_t35/cm_t35.c +++ b/board/compulab/cm_t35/cm_t35.c @@ -105,6 +105,22 @@ static inline int splash_load_from_nand(void) } #endif /* CONFIG_CMD_NAND */ +#ifdef CONFIG_SPL_BUILD +/* + * Routine: get_board_mem_timings + * Description: If we use SPL then there is no x-loader nor config header + * so we have to setup the DDR timings ourself on both banks. + */ +void get_board_mem_timings(struct board_sdrc_timings *timings) +{ + timings->mr = MICRON_V_MR_165; + timings->mcfg = MICRON_V_MCFG_200(256 << 20); /* raswidth 14 needed */ + timings->ctrla = MICRON_V_ACTIMA_165; + timings->ctrlb = MICRON_V_ACTIMB_165; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; +} +#endif + int splash_screen_prepare(void) { char *env_splashimage_value; @@ -440,7 +456,7 @@ void set_muxconf_regs(void) cm_t3730_set_muxconf(); } -#ifdef CONFIG_GENERIC_MMC +#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_getcd(struct mmc *mmc) { u8 val; diff --git a/include/configs/cm_t35.h b/include/configs/cm_t35.h index e72187e..2917819 100644 --- a/include/configs/cm_t35.h +++ b/include/configs/cm_t35.h @@ -27,8 +27,6 @@ #define CONFIG_CM_T3X /* working with CM-T35 and CM-T3730 */ #define CONFIG_OMAP_COMMON -#define CONFIG_SYS_TEXT_BASE 0x80008000 - #define CONFIG_SDRC /* The chip has SDRC controller */ #include <asm/arch/cpu.h> /* get chip and board defs */ @@ -330,4 +328,67 @@ #define CONFIG_OMAP3_SPI +/* Defines for SPL */ +#define CONFIG_SPL +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_NAND_SIMPLE + +#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_BOARD_INIT +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBDISK_SUPPORT +#define CONFIG_SPL_I2C_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_FAT_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_NAND_SUPPORT +#define CONFIG_SPL_NAND_BASE +#define CONFIG_SPL_NAND_DRIVERS +#define CONFIG_SPL_NAND_ECC +#define CONFIG_SPL_GPIO_SUPPORT +#define CONFIG_SPL_POWER_SUPPORT +#define CONFIG_SPL_OMAP3_ID_NAND +#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" + +/* NAND boot config */ +#define CONFIG_SYS_NAND_5_ADDR_CYCLE +#define CONFIG_SYS_NAND_PAGE_COUNT 64 +#define CONFIG_SYS_NAND_PAGE_SIZE 2048 +#define CONFIG_SYS_NAND_OOBSIZE 64 +#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) +#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS +/* + * Use the ECC/OOB layout from omap_gpmc.h that matches your chip: + * SP vs LP, 8bit vs 16bit: GPMC_NAND_HW_ECC_LAYOUT + */ +#define CONFIG_SYS_NAND_ECCPOS { 1, 2, 3, 4, 5, 6, 7, 8, 9, \ + 10, 11, 12 } +#define CONFIG_SYS_NAND_ECCSIZE 512 +#define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW + +#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 + +#define CONFIG_SPL_TEXT_BASE 0x40200800 +#define CONFIG_SPL_MAX_SIZE (54 * 1024) /* 8 KB for stack */ +#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK + +/* + * Use 0x80008000 as TEXT_BASE here for compatibility reasons with the + * older x-loader implementations. And move the BSS area so that it + * doesn't overlap with TEXT_BASE. + */ +#define CONFIG_SYS_TEXT_BASE 0x80008000 +#define CONFIG_SPL_BSS_START_ADDR 0x80100000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ + +#define CONFIG_SYS_SPL_MALLOC_START 0x80208000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 + #endif /* __CONFIG_H */ |