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ARM: at91: sama5d3xek: save enviroment as a FAT file in MMC card 

This patch will save U-Boot environment as a file: uboot.env, in FAT partition
instead of in raw sector of MMC card.

This make us easier to manage the environment file.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Bo Shen <voice.shen@atmel.com>
This commit is contained in:
Wu, Josh 2015-01-20 10:33:32 +08:00 committed by Andreas Bießmann
parent c3814406b0
commit a248558ae2
1 changed files with 6 additions and 4 deletions
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10
include/configs/sama5d3xek.h
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@ -191,6 +191,7 @@
#if defined(CONFIG_CMD_USB) || defined(CONFIG_CMD_MMC)
#define CONFIG_CMD_FAT
#define CONFIG_FAT_WRITE
#endif
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
@ -215,13 +216,14 @@
"bootm 0x22000000 - 0x21000000"
#elif CONFIG_SYS_USE_MMC
/* bootstrap + u-boot + env in sd card */
#define CONFIG_ENV_IS_IN_MMC
#define CONFIG_ENV_OFFSET 0x2000
#define CONFIG_ENV_SIZE 0x1000
#define CONFIG_ENV_IS_IN_FAT
#define FAT_ENV_INTERFACE "mmc"
#define FAT_ENV_FILE "uboot.env"
#define FAT_ENV_DEVICE_AND_PART "0"
#define CONFIG_ENV_SIZE 0x4000
#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 dtb; " \
"fatload mmc 0:1 0x22000000 uImage; " \
"bootm 0x22000000 - 0x21000000"
#define CONFIG_SYS_MMC_ENV_DEV 0
#else
#define CONFIG_ENV_IS_NOWHERE
#endif