From: Sandeep Paulraj <[email protected]> The patch adds support for MMC/SD in the DM355 EVM
Signed-off-by: Sandeep Paulraj <[email protected]> --- board/davinci/dm355evm/dm355evm.c | 41 ++++++++++++++++++++++++++++++++++++ include/configs/davinci_dm355evm.h | 22 +++++++++++++++++++ 2 files changed, 63 insertions(+), 0 deletions(-) diff --git a/board/davinci/dm355evm/dm355evm.c b/board/davinci/dm355evm/dm355evm.c index b9260b8..112851a 100644 --- a/board/davinci/dm355evm/dm355evm.c +++ b/board/davinci/dm355evm/dm355evm.c @@ -25,6 +25,10 @@ #include <asm/arch/davinci_misc.h> #include <net.h> #include <netdev.h> +#ifdef CONFIG_DAVINCI_MMC +#include <mmc.h> +#include <asm/arch/sdmmc_defs.h> +#endif DECLARE_GLOBAL_DATA_PTR; @@ -114,3 +118,40 @@ int board_nand_init(struct nand_chip *nand) } #endif + +#ifdef CONFIG_DAVINCI_MMC +static struct davinci_mmc mmc_sd0 = { + .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD0_BASE, + .input_clk = 108000000, + .host_caps = MMC_MODE_4BIT, + .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, + .version = MMC_CTLR_VERSION_1, +}; + +#ifdef CONFIG_DAVINCI_MMC_SD1 +static struct davinci_mmc mmc_sd1 = { + .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD1_BASE, + .input_clk = 108000000, + .host_caps = MMC_MODE_4BIT, + .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, + .version = MMC_CTLR_VERSION_1, +}; +#endif + +int board_mmc_init(bd_t *bis) +{ + int err; + + /* Add slot-0 to mmc subsystem */ + err = davinci_mmc_init(bis, &mmc_sd0); + if (err) + return err; + +#ifdef CONFIG_DAVINCI_MMC_SD1 + /* Add slot-1 to mmc subsystem */ + err = davinci_mmc_init(bis, &mmc_sd1); +#endif + + return err; +} +#endif diff --git a/include/configs/davinci_dm355evm.h b/include/configs/davinci_dm355evm.h index 90f8e7c..56d0ac9 100644 --- a/include/configs/davinci_dm355evm.h +++ b/include/configs/davinci_dm355evm.h @@ -76,6 +76,13 @@ #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_MAX_CHIPS 2 +/* SD/MMC */ +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_DAVINCI_MMC +#define CONFIG_DAVINCI_MMC_SD1 +#define CONFIG_MMC_MBLOCK + /* USB: OTG connector */ /* NYET -- #define CONFIG_USB_DAVINCI */ @@ -93,6 +100,13 @@ #define CONFIG_CMD_PING #define CONFIG_CMD_SAVES +#ifdef CONFIG_MMC +#define CONFIG_DOS_PARTITION +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#define CONFIG_CMD_MMC +#endif + #ifdef CONFIG_NAND_DAVINCI #define CONFIG_CMD_MTDPARTS #define CONFIG_MTD_PARTITIONS @@ -134,6 +148,14 @@ #undef CONFIG_ENV_IS_IN_FLASH #endif +#if defined(CONFIG_MMC) && !defined(CONFIG_ENV_IS_IN_NAND) +#define CONFIG_CMD_ENV +#define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */ +#define CONFIG_ENV_OFFSET (51 << 9) /* Sector 51 */ +#define CONFIG_ENV_IS_IN_MMC +#undef CONFIG_ENV_IS_IN_FLASH +#endif + #define CONFIG_BOOTDELAY 5 #define CONFIG_BOOTCOMMAND \ "dhcp;bootm" -- 1.6.0.4 _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
