+
+#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"
+#elif CONFIG_SYS_USE_SERIALFLASH
+/* u-boot env in serial flash, by default is bus 0 and cs 0 */
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_OFFSET 0x6000
+#define CONFIG_ENV_SIZE 0x2000
+#define CONFIG_ENV_SECT_SIZE 0x1000
+#define CONFIG_BOOTCOMMAND "sf probe 0; " \
+ "sf read 0x21000000 0x60000 0xc000; " \
+ "sf read 0x22000000 0x6c000 0x394000; " \
+ "bootz 0x22000000 - 0x21000000"
+#endif
+