If defined CONFIG_ENV_IS_IN_MMC, then u-boot environment is saved in mmc's raw sectors. Otherwise, u-boot environment is saved as a file: uboot.env.

Signed-off-by: Josh Wu josh.wu@atmel.com ---

include/configs/at91-sama5_common.h | 8 ++++++++ 1 file changed, 8 insertions(+)

diff --git a/include/configs/at91-sama5_common.h b/include/configs/at91-sama5_common.h index 3d6b0ae..a5990ce 100644 --- a/include/configs/at91-sama5_common.h +++ b/include/configs/at91-sama5_common.h @@ -53,6 +53,13 @@ #define CONFIG_CMD_DHCP

#ifdef CONFIG_SYS_USE_MMC + +#ifdef CONFIG_ENV_IS_IN_MMC +/* Use raw reserved sectors to save environment */ +#define CONFIG_ENV_OFFSET 0x2000 +#define CONFIG_ENV_SIZE 0x1000 +#define CONFIG_SYS_MMC_ENV_DEV 0 +#else /* u-boot env in sd/mmc card */ #define CONFIG_ENV_IS_IN_FAT #define CONFIG_FAT_WRITE @@ -60,6 +67,7 @@ #define FAT_ENV_DEVICE_AND_PART "0" #define FAT_ENV_FILE "uboot.env" #define CONFIG_ENV_SIZE 0x4000 +#endif

#define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \ "setenv dtb_name at91-${board_name}.dtb; " \