From ac1eefebf515035f7b0b14ed06baf36b99da6b35 Mon Sep 17 00:00:00 2001 From: Josh Wu Date: Wed, 16 Sep 2015 11:34:14 +0800 Subject: [PATCH] ARM: at91: sama5: add support for CONFIG_ENV_IS_IN_MMC 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 Reviewed-by: Bo Shen --- 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 3d6b0ae0c3..a5990cec03 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; " \ -- 2.39.5