This patch enables the mmc driver as well as support for FAT and ext2.
It also sets up environment settings to facilitate booting from mmc
Signed-off-by: Steve Sakoman steve@sakoman.com --- include/configs/omap4_sdp4430.h | 36 ++++++++++++++++++++++++++++++++++++ 1 files changed, 36 insertions(+), 0 deletions(-)
diff --git a/include/configs/omap4_sdp4430.h b/include/configs/omap4_sdp4430.h index 07ab93f..3a14d34 100644 --- a/include/configs/omap4_sdp4430.h +++ b/include/configs/omap4_sdp4430.h @@ -94,12 +94,23 @@ #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 115200}
+/* MMC */ +#define CONFIG_MMC 1 +#define CONFIG_OMAP3_MMC 1 +#define CONFIG_SYS_MMC_SET_DEV 1 +#define CONFIG_DOS_PARTITION 1 + /* Flash */ #define CONFIG_SYS_NO_FLASH 1
/* commands to include */ #include <config_cmd_default.h>
+/* Enabled commands */ +#define CONFIG_CMD_EXT2 /* EXT2 Support */ +#define CONFIG_CMD_FAT /* FAT support */ +#define CONFIG_CMD_MMC /* MMC support */ + /* Disabled commands */ #undef CONFIG_CMD_NET #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ @@ -121,6 +132,31 @@ #define CONFIG_EXTRA_ENV_SETTINGS \ "loadaddr=0x82000000\0" \ "console=ttyS2,115200n8\0" \ + "mmcdev=1\0" \ + "mmcroot=/dev/mmcblk0p2 rw\0" \ + "mmcrootfstype=ext3 rootwait\0" \ + "mmcargs=setenv bootargs console=${console} " \ + "root=${mmcroot} " \ + "rootfstype=${mmcrootfstype}\0" \ + "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ + "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ + "source ${loadaddr}\0" \ + "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ + "mmcboot=echo Booting from mmc${mmcdev} ...; " \ + "run mmcargs; " \ + "bootm ${loadaddr}\0" \ + +#define CONFIG_BOOTCOMMAND \ + "if mmc init ${mmcdev}; then " \ + "if run loadbootscript; then " \ + "run bootscript; " \ + "else " \ + "if run loaduimage; then " \ + "run mmcboot; " \ + "else run nandboot; " \ + "fi; " \ + "fi; " \ + "fi"
#define CONFIG_AUTO_COMPLETE 1