Add support for SD card and change the default environment due to increased u-boot size.
Signed-off-by: Stefano Babic sbabic@denx.de --- board/freescale/mx35pdk/mx35pdk.c | 25 +++++++++++++++++++++++++ include/configs/mx35pdk.h | 17 +++++++++++++++-- 2 files changed, 40 insertions(+), 2 deletions(-)
diff --git a/board/freescale/mx35pdk/mx35pdk.c b/board/freescale/mx35pdk/mx35pdk.c index bc415b8..0c2d946 100644 --- a/board/freescale/mx35pdk/mx35pdk.c +++ b/board/freescale/mx35pdk/mx35pdk.c @@ -32,6 +32,8 @@ #include <i2c.h> #include <pmic.h> #include <fsl_pmic.h> +#include <mmc.h> +#include <fsl_esdhc.h> #include <mc9sdz60.h> #include <mc13892.h> #include <linux/types.h> @@ -275,3 +277,26 @@ int board_eth_init(bd_t *bis)
return rc; } + +#if defined(CONFIG_FSL_ESDHC) + +struct fsl_esdhc_cfg esdhc_cfg = {MMC_SDHC1_BASE_ADDR, 1}; + +int board_mmc_init(bd_t *bis) +{ + /* configure pins for SDHC1 only */ + mxc_request_iomux(MX35_PIN_SD1_CMD, MUX_CONFIG_FUNC); + mxc_request_iomux(MX35_PIN_SD1_CLK, MUX_CONFIG_FUNC); + mxc_request_iomux(MX35_PIN_SD1_DATA0, MUX_CONFIG_FUNC); + mxc_request_iomux(MX35_PIN_SD1_DATA1, MUX_CONFIG_FUNC); + mxc_request_iomux(MX35_PIN_SD1_DATA2, MUX_CONFIG_FUNC); + mxc_request_iomux(MX35_PIN_SD1_DATA3, MUX_CONFIG_FUNC); + + return fsl_esdhc_initialize(bis, &esdhc_cfg); +} + +int board_mmc_getcd(struct mmc *mmc) +{ + return !(mc9sdz60_reg_read(MC9SDZ60_REG_DES_FLAG) & 0x4); +} +#endif diff --git a/include/configs/mx35pdk.h b/include/configs/mx35pdk.h index 6eb5da5..d31edb9 100644 --- a/include/configs/mx35pdk.h +++ b/include/configs/mx35pdk.h @@ -111,6 +111,12 @@ #define CONFIG_NET_RETRY_COUNT 100 #define CONFIG_CMD_DATE
+#define CONFIG_CMD_MMC +#define CONFIG_DOS_PARTITION +#define CONFIG_EFI_PARTITION +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT + #define CONFIG_BOOTDELAY 3
#define CONFIG_LOADADDR 0x80800000 /* loadaddr env var */ @@ -246,6 +252,13 @@ #define CONFIG_MXC_NAND_HWECC #define CONFIG_SYS_NAND_LARGEPAGE
+/* mmc driver */ +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_FSL_ESDHC +#define CONFIG_SYS_FSL_ESDHC_ADDR 0 +#define CONFIG_SYS_FSL_ESDHC_NUM 1 + /* * Default environment and default scripts * to update uboot and load kernel @@ -287,8 +300,8 @@ "u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \ "load=tftp ${loadaddr} ${u-boot}\0" \ "uboot_addr=" xstr(CONFIG_SYS_MONITOR_BASE) "\0" \ - "update=protect off ${uboot_addr} +40000;" \ - "erase ${uboot_addr} +40000;" \ + "update=protect off ${uboot_addr} +80000;" \ + "erase ${uboot_addr} +80000;" \ "cp.b ${loadaddr} ${uboot_addr} ${filesize}\0" \ "upd=if run load;then echo Updating u-boot;if run update;" \ "then echo U-Boot updated;" \