rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/ml507.h b/include/configs/ml507.h
index e34e43a..22a972f 100644
--- a/include/configs/ml507.h
+++ b/include/configs/ml507.h
@@ -28,10 +28,10 @@
 
 /*Env*/
 #define	CONFIG_ENV_IS_IN_FLASH	1
-#define	CFG_ENV_SIZE		0x20000
-#define	CFG_ENV_SECT_SIZE	0x20000
-#define CFG_ENV_OFFSET		0x340000
-#define CFG_ENV_ADDR		(XPAR_FLASH_MEM0_BASEADDR+CFG_ENV_OFFSET)
+#define	CONFIG_ENV_SIZE		0x20000
+#define	CONFIG_ENV_SECT_SIZE	0x20000
+#define CONFIG_ENV_OFFSET		0x340000
+#define CONFIG_ENV_ADDR		(XPAR_FLASH_MEM0_BASEADDR+CONFIG_ENV_OFFSET)
 
 /*Misc*/
 #define CFG_PROMPT		"ml507:/# "	/* Monitor Command Prompt    */