There's a 64K reserved area at the end of the first 4M. Store env there, so we can use fastboot to flash it.
Signed-off-by: Jeffy Chen jeffy.chen@rock-chips.com
---
Changes in v5: New patch.
Changes in v4: None Changes in v3: None Changes in v2: None
include/configs/kylin_rk3036.h | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/include/configs/kylin_rk3036.h b/include/configs/kylin_rk3036.h index 3fe43eb..b56c492 100644 --- a/include/configs/kylin_rk3036.h +++ b/include/configs/kylin_rk3036.h @@ -7,10 +7,22 @@ #ifndef __CONFIG_H #define __CONFIG_H
+#include <linux/sizes.h> #include <configs/rk3036_common.h>
#ifndef CONFIG_SPL_BUILD
+/* Store env in emmc */ +#undef CONFIG_ENV_SIZE +#define CONFIG_ENV_SIZE SZ_32K +#undef CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_IS_IN_MMC +#define CONFIG_SYS_MMC_ENV_DEV 0 /* emmc */ +#define CONFIG_SYS_MMC_ENV_PART 0 /* user area */ +#define CONFIG_ENV_OFFSET (SZ_4M - SZ_64K) /* reserved area */ +#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) +#define CONFIG_SYS_REDUNDAND_ENVIRONMENT + /* Enable gpt partition table */ #define CONFIG_CMD_GPT #define CONFIG_RANDOM_UUID