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/gcplus.h b/include/configs/gcplus.h
index 1d9c05b..31e99f3 100644
--- a/include/configs/gcplus.h
+++ b/include/configs/gcplus.h
@@ -178,7 +178,7 @@
 #define CFG_FLASH_BANKS_LIST    { CFG_FLASH_BASE }
 #endif
 
-#define	CFG_ENV_IS_IN_FLASH	1
+#define	CONFIG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_ADDR		(PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)	/* Addr of Environment Sector	*/
 #define CFG_ENV_SIZE		PHYS_FLASH_SECT_SIZE