rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/M5272C3.h b/include/configs/M5272C3.h
index 22124c9..d2dcdd2 100644
--- a/include/configs/M5272C3.h
+++ b/include/configs/M5272C3.h
@@ -52,13 +52,13 @@
  * Environment is embedded in u-boot in the second sector of the flash
  */
 #ifndef CONFIG_MONITOR_IS_IN_RAM
-#define CFG_ENV_OFFSET		0x4000
-#define CFG_ENV_SECT_SIZE	0x2000
+#define CONFIG_ENV_OFFSET		0x4000
+#define CONFIG_ENV_SECT_SIZE	0x2000
 #define CONFIG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_IS_EMBEDDED	1
+#define CONFIG_ENV_IS_EMBEDDED	1
 #else
-#define CFG_ENV_ADDR		0xffe04000
-#define CFG_ENV_SECT_SIZE	0x2000
+#define CONFIG_ENV_ADDR		0xffe04000
+#define CONFIG_ENV_SECT_SIZE	0x2000
 #define CONFIG_ENV_IS_IN_FLASH	1
 #endif