ARM: at91: sama5: move the nandflash env config to at91-sama5_common.h

As all sama5 nandflash env configurations are same, so move them to
at91-sama5_common.h.
Signed-off-by: NJosh Wu <josh.wu@atmel.com>

include/configs/at91-sama5_common.h

@@ -77,6 +77,18 @@
 	"256K(env),256k(env_redundent),256k(spare),"			\
 	"512k(dtb),6M(kernel)ro,-(rootfs) "				\
 	"rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
+
+#ifdef CONFIG_SYS_USE_NANDFLASH
+/* u-boot env in nand flash */
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_OFFSET		0xc0000
+#define CONFIG_ENV_OFFSET_REDUND	0x100000
+#define CONFIG_ENV_SIZE			0x20000
+#define CONFIG_BOOTCOMMAND		"nand read 0x21000000 0x180000 0x80000;"	\
+					"nand read 0x22000000 0x200000 0x600000;"	\
+					"bootz 0x22000000 - 0x21000000"
+#endif
+
 #endif
 
 #define CONFIG_BAUDRATE			115200

include/configs/sama5d3_xplained.h

@@ -115,14 +115,7 @@
 #define CONFIG_SYS_LOAD_ADDR			0x22000000 /* load address */
 
 #if CONFIG_SYS_USE_NANDFLASH
-/* bootstrap + u-boot + env in nandflash */
-#define CONFIG_ENV_IS_IN_NAND
-#define CONFIG_ENV_OFFSET		0xc0000
-#define CONFIG_ENV_OFFSET_REDUND	0x100000
-#define CONFIG_ENV_SIZE			0x20000
-#define CONFIG_BOOTCOMMAND	"nand read 0x21000000 0x180000 0x80000;" \
-				"nand read 0x22000000 0x200000 0x600000;" \
-				"bootz 0x22000000 - 0x21000000"
+/* override the bootcmd, bootargs and other configuration for nandflash env */
 #elif CONFIG_SYS_USE_MMC
 /* override the bootcmd, bootargs and other configuration for sd/mmc env */
 #else

include/configs/sama5d3xek.h

@@ -165,14 +165,7 @@
 				"sf read 0x22000000 0x42000 0x300000; " \
 				"bootm 0x22000000"
 #elif CONFIG_SYS_USE_NANDFLASH
-/* bootstrap + u-boot + env in nandflash */
-#define CONFIG_ENV_IS_IN_NAND
-#define CONFIG_ENV_OFFSET		0xc0000
-#define CONFIG_ENV_OFFSET_REDUND	0x100000
-#define CONFIG_ENV_SIZE			0x20000
-#define CONFIG_BOOTCOMMAND	"nand read 0x21000000 0x180000 0x80000;" \
-				"nand read 0x22000000 0x200000 0x600000;" \
-				"bootm 0x22000000 - 0x21000000"
+/* override the bootcmd, bootargs and other configuration nandflash env */
 #elif CONFIG_SYS_USE_MMC
 /* override the bootcmd, bootargs and other configuration for sd/mmc env */
 #else

include/configs/sama5d4_xplained.h

@@ -129,14 +129,7 @@
 				"sf read 0x22000000 0x100000 0x300000; " \
 				"bootz 0x22000000 - 0x21000000"
 #elif CONFIG_SYS_USE_NANDFLASH
-/* bootstrap + u-boot + env in nandflash */
-#define CONFIG_ENV_IS_IN_NAND
-#define CONFIG_ENV_OFFSET		0xc0000
-#define CONFIG_ENV_OFFSET_REDUND	0x100000
-#define CONFIG_ENV_SIZE			0x20000
-#define CONFIG_BOOTCOMMAND	"nand read 0x21000000 0x180000 0x80000;" \
-				"nand read 0x22000000 0x200000 0x600000;" \
-				"bootz 0x22000000 - 0x21000000"
+/* override the bootcmd, bootargs and other configuration for nandflash env */
 #elif CONFIG_SYS_USE_MMC
 /* override the bootcmd, bootargs and other configuration for sd/mmc env */
 #endif

include/configs/sama5d4ek.h

@@ -127,14 +127,7 @@
 				"sf read 0x22000000 0x100000 0x300000; " \
 				"bootz 0x22000000 - 0x21000000"
 #elif CONFIG_SYS_USE_NANDFLASH
-/* bootstrap + u-boot + env in nandflash */
-#define CONFIG_ENV_IS_IN_NAND
-#define CONFIG_ENV_OFFSET		0xc0000
-#define CONFIG_ENV_OFFSET_REDUND	0x100000
-#define CONFIG_ENV_SIZE			0x20000
-#define CONFIG_BOOTCOMMAND	"nand read 0x21000000 0x180000 0x80000;" \
-				"nand read 0x22000000 0x200000 0x600000;" \
-				"bootz 0x22000000 - 0x21000000"
+/* override the bootcmd, bootargs and other configuration for nandflash env*/
 #elif CONFIG_SYS_USE_MMC
 /* override the bootcmd, bootargs and other configuration for sd/mmc env */
 #endif