rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/ms7750se.h b/include/configs/ms7750se.h
index c4a1f54..acb4d6d 100644
--- a/include/configs/ms7750se.h
+++ b/include/configs/ms7750se.h
@@ -93,9 +93,9 @@
 
 
 #define CONFIG_ENV_IS_IN_FLASH
-#define CFG_ENV_SECT_SIZE	0x20000
-#define CFG_ENV_SIZE		(CFG_ENV_SECT_SIZE)
-#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+#define CONFIG_ENV_SECT_SIZE	0x20000
+#define CONFIG_ENV_SIZE		(CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
 #define CFG_FLASH_ERASE_TOUT	120000
 #define CFG_FLASH_WRITE_TOUT	500