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authorJosh Wu <josh.wu@atmel.com>2015-09-16 11:34:14 +0800
committerAndreas Bießmann <andreas.devel@googlemail.com>2015-10-01 09:34:58 +0200
commitac1eefebf515035f7b0b14ed06baf36b99da6b35 (patch)
treed7b54c4a9ecc3cb00c9ad7819f3b3e9ecdeaa66f /include
parent1f8836396de8215b7f460616926052b32597bb29 (diff)
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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 <josh.wu@atmel.com> Reviewed-by: Bo Shen <voice.shen@gmail.com>
Diffstat (limited to 'include')
-rw-r--r--include/configs/at91-sama5_common.h8
1 files changed, 8 insertions, 0 deletions
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; " \