rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/IDS8247.h b/include/configs/IDS8247.h
index 459654e..4d0397c 100644
--- a/include/configs/IDS8247.h
+++ b/include/configs/IDS8247.h
@@ -252,9 +252,9 @@
 
 /* Environment in flash */
 #define CONFIG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE+0x60000)
-#define CFG_ENV_SIZE		0x20000
-#define CFG_ENV_SECT_SIZE	0x20000
+#define CONFIG_ENV_ADDR		(CFG_FLASH_BASE+0x60000)
+#define CONFIG_ENV_SIZE		0x20000
+#define CONFIG_ENV_SECT_SIZE	0x20000
 
 /*-----------------------------------------------------------------------
  * NAND-FLASH stuff