snowball: saving environment block to emmc

Everything that is already available and working to save
environment block variables to emmc, simply enabling the
feature.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
diff --git a/include/configs/snowball.h b/include/configs/snowball.h
index 8837232..31d0ef4 100644
--- a/include/configs/snowball.h
+++ b/include/configs/snowball.h
@@ -65,12 +65,13 @@
 #define CONFIG_ENV_SIZE		(128*1024)
 #define CONFIG_SYS_MALLOC_LEN	(CONFIG_ENV_SIZE + 256*1024)
 #endif
+
 #define CONFIG_SYS_GBL_DATA_SIZE	128	/* for initial data */
 
-//#define CONFIG_ENV_IS_IN_MMC
-#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_IS_IN_MMC
 #define CONFIG_CMD_ENV
-#define CONFIG_ENV_OFFSET              0x13F80000
+#define CONFIG_CMD_SAVEENV
+#define CONFIG_ENV_OFFSET		0x0118000
 #define CONFIG_SYS_MMC_ENV_DEV          0              /* SLOT2: eMMC */
 
 /*