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/MVS1.h b/include/configs/MVS1.h
index 87458e3..df1586b 100644
--- a/include/configs/MVS1.h
+++ b/include/configs/MVS1.h
@@ -174,7 +174,7 @@
 #define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
 #define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
 
-#define	CFG_ENV_IS_IN_FLASH	1
+#define	CONFIG_ENV_IS_IN_FLASH	1
 
 /* 4MB flash - use bottom sectors of a bottom boot sector flash (16 bit access) */
 #define	CFG_ENV_OFFSET		0x8000	/* Offset of Environment Sector	(bottom boot sector) */