rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/evb4510.h b/include/configs/evb4510.h
index 35a020b..63ca2a5 100644
--- a/include/configs/evb4510.h
+++ b/include/configs/evb4510.h
@@ -51,7 +51,7 @@
 /*
  * Size of malloc() pool
  */
-#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 128*1024)
+#define CFG_MALLOC_LEN		(CONFIG_ENV_SIZE + 128*1024)
 #define CFG_GBL_DATA_SIZE	128
 
 /*
@@ -174,8 +174,8 @@
 #define CONFIG_ENV_IS_IN_FLASH
 #undef CONFIG_ENV_IS_NOWHERE
 
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x20000) /* environment start address */
-#define CFG_ENV_SECT_SIZE	0x10000	   /* Total Size of Environment Sector */
-#define CFG_ENV_SIZE		0x1000	   /* max size for environment */
+#define CONFIG_ENV_ADDR		(CFG_FLASH_BASE + 0x20000) /* environment start address */
+#define CONFIG_ENV_SECT_SIZE	0x10000	   /* Total Size of Environment Sector */
+#define CONFIG_ENV_SIZE		0x1000	   /* max size for environment */
 
 #endif	/* __CONFIG_H */