rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/M52277EVB.h b/include/configs/M52277EVB.h
index 10b37b5..7f24c4e 100644
--- a/include/configs/M52277EVB.h
+++ b/include/configs/M52277EVB.h
@@ -194,15 +194,15 @@
  */
 #define CONFIG_ENV_IS_IN_FLASH	1
 #define CONFIG_ENV_OVERWRITE	1
-#undef CFG_ENV_IS_EMBEDDED
+#undef CONFIG_ENV_IS_EMBEDDED
 
 /*-----------------------------------------------------------------------
  * FLASH organization
  */
 #define CFG_FLASH_BASE		CFG_CS0_BASE
 #define CFG_FLASH0_BASE		CFG_CS0_BASE
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x8000)
-#define CFG_ENV_SECT_SIZE	0x8000
+#define CONFIG_ENV_ADDR		(CFG_FLASH_BASE + 0x8000)
+#define CONFIG_ENV_SECT_SIZE	0x8000
 
 #define CFG_FLASH_CFI
 #ifdef CFG_FLASH_CFI