rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/GTH.h b/include/configs/GTH.h
index d5816ae..18bbbc3 100644
--- a/include/configs/GTH.h
+++ b/include/configs/GTH.h
@@ -196,10 +196,10 @@
 
 #define	CONFIG_ENV_IS_IN_FLASH 1
 #undef CONFIG_ENV_IS_IN_EEPROM
-#define CFG_ENV_OFFSET		0x000E0000
-#define	CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
+#define CONFIG_ENV_OFFSET		0x000E0000
+#define	CONFIG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
 
-#define CFG_ENV_SECT_SIZE	0x50000	/* see README - env sector total size	*/
+#define CONFIG_ENV_SECT_SIZE	0x50000	/* see README - env sector total size	*/
 
 /*-----------------------------------------------------------------------
  * Cache Configuration