rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/KAREF.h b/include/configs/KAREF.h
index 897d8a0..eeb3924 100644
--- a/include/configs/KAREF.h
+++ b/include/configs/KAREF.h
@@ -146,8 +146,8 @@
 #undef	CONFIG_ENV_IS_IN_EEPROM		     /* ... not in EEPROM	*/
 #define CONFIG_ENV_OVERWRITE  1		     /* allow env overwrite	*/
 
-#define CFG_ENV_SIZE	      0x1000	     /* Size of Env vars	*/
-#define CFG_ENV_ADDR	      (CFG_NVRAM_BASE_ADDR)
+#define CONFIG_ENV_SIZE	      0x1000	     /* Size of Env vars	*/
+#define CONFIG_ENV_ADDR	      (CFG_NVRAM_BASE_ADDR)
 
 #define CONFIG_BOOTDELAY      5		    /* 5 second autoboot */