rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/MPC8568MDS.h b/include/configs/MPC8568MDS.h
index 5b1cf6f..80697a5 100644
--- a/include/configs/MPC8568MDS.h
+++ b/include/configs/MPC8568MDS.h
@@ -425,9 +425,9 @@
  * Environment
  */
 #define CONFIG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
-#define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
-#define CFG_ENV_SIZE		0x2000
+#define CONFIG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
+#define CONFIG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
+#define CONFIG_ENV_SIZE		0x2000
 
 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */