rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/NC650.h b/include/configs/NC650.h
index 22bd0f0..3e64a7e 100644
--- a/include/configs/NC650.h
+++ b/include/configs/NC650.h
@@ -233,10 +233,10 @@
 
 
 #define	CONFIG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_OFFSET		0x00740000
+#define CONFIG_ENV_OFFSET		0x00740000
 
-#define CFG_ENV_SECT_SIZE	0x20000	/* Total Size of Environment sector	*/
-#define	CFG_ENV_SIZE		0x4000	/* Used Size of Environment Sector	*/
+#define CONFIG_ENV_SECT_SIZE	0x20000	/* Total Size of Environment sector	*/
+#define	CONFIG_ENV_SIZE		0x4000	/* Used Size of Environment Sector	*/
 
 /*-----------------------------------------------------------------------
  * Cache Configuration