rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/wepep250.h b/include/configs/wepep250.h
index 9baf730..2072f6e 100644
--- a/include/configs/wepep250.h
+++ b/include/configs/wepep250.h
@@ -98,7 +98,7 @@
 /*
  * Malloc pool need to host env + 128 Kb reserve for other allocations.
  */
-#define CFG_MALLOC_LEN	  (CFG_ENV_SIZE + (128<<10) )
+#define CFG_MALLOC_LEN	  (CONFIG_ENV_SIZE + (128<<10) )
 #define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
 
 #define CONFIG_STACKSIZE        (120<<10)      /* stack size */
@@ -179,8 +179,8 @@
 #define CFG_MONITOR_BASE	PHYS_FLASH_1
 #define CFG_MONITOR_LEN		0x20000		/* 128kb ( 1 flash sector )  */
 #define CONFIG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_ADDR		0x20000	        /* absolute address for now  */
-#define CFG_ENV_SIZE		0x2000
+#define CONFIG_ENV_ADDR		0x20000	        /* absolute address for now  */
+#define CONFIG_ENV_SIZE		0x2000
 
 #undef  CONFIG_ENV_OVERWRITE                    /* env is not writable now   */