rename CFG_ENV_IS_IN_FLASH in CONFIG_ENV_IS_IN_FLASH

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/MigoR.h b/include/configs/MigoR.h
index 40cf275..59d6e9a 100644
--- a/include/configs/MigoR.h
+++ b/include/configs/MigoR.h
@@ -130,7 +130,7 @@
 #undef  CFG_DIRECT_FLASH_TFTP
 
 /* ENV setting */
-#define CFG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_IS_IN_FLASH
 #define CONFIG_ENV_OVERWRITE	1
 #define CFG_ENV_SECT_SIZE	(128 * 1024)
 #define CFG_ENV_SIZE		(CFG_ENV_SECT_SIZE)