[PATCH u-boot] configs/ast: Add redundnant env

[Eddie James]

From: "Edward A. James" <eajames at us.ibm.com>

Configure ast chips to run redundant u-boot environments.

Signed-off-by: Edward A. James <eajames at us.ibm.com>
---
 include/configs/ast-common.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/configs/ast-common.h b/include/configs/ast-common.h
index 110c780..15e1db4 100644
--- a/include/configs/ast-common.h
+++ b/include/configs/ast-common.h
@@ -92,9 +92,12 @@
 #define CONFIG_SYS_MAX_FLASH_SECT	(8192)		/* max number of sectors on one chip */
 #define CONFIG_ENV_IS_IN_FLASH		1
 #define CONFIG_ENV_ADDR			(AST_FMC_CS0_BASE + 0x60000)
+#define CONFIG_ENV_ADDR_REDUND		(AST_FMC_CS0_BASE + 0x70000)
 
 #define CONFIG_ENV_OFFSET		0x60000	/* environment starts here  */
-#define CONFIG_ENV_SIZE			0x20000	/* Total Size of Environment Sector */
+#define CONFIG_ENV_OFFSET_REDUND	0x70000
+#define CONFIG_ENV_SIZE			0x10000	/* Total Size of Environment Sector */
+#define CONFIG_ENV_SIZE_REDUND		0x10000
 
 #define CONFIG_BOOTCOMMAND	\
 	"fdt addr 20080000; " \
-- 
1.8.3.1