uboot.patch

diff --git a/include/configs/nitrogen6x.h b/include/configs/nitrogen6x.h
index c22fed7..9b92d90 100644
--- a/include/configs/nitrogen6x.h
+++ b/include/configs/nitrogen6x.h
@@ -277,10 +277,16 @@
 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 
 /* Environment organization */
-#define CONFIG_ENV_SIZE			(8 * 1024)
+#define CONFIG_ENV_SIZE			(128 * 1024)
 
 #if defined(CONFIG_SABRELITE)
 #define CONFIG_ENV_IS_IN_MMC
+#undef CONFIG_ENV_IS_IN_MMC
+#define CONFIG_ENV_IS_IN_FAT
+#define FAT_ENV_INTERFACE      "mmc"
+#define FAT_ENV_DEVICE_AND_PART        "1"
+#define FAT_ENV_FILE           "uboot.env"
+#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 #else
 #define CONFIG_ENV_IS_IN_SPI_FLASH
 #endif
@@ -301,6 +307,9 @@
 
 #define CONFIG_SYS_ALT_MEMTEST
 
+#define CONFIG_FAT_WRITE
+#define CONFIG_SUPPORT_RAW_INITRD
+
 /*
  * PCI express
  */