rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/QS823.h b/include/configs/QS823.h
index 3c7fc6f..2586058 100644
--- a/include/configs/QS823.h
+++ b/include/configs/QS823.h
@@ -224,9 +224,9 @@
  * Environment variable storage is in FLASH, one sector before U-boot
  */
 #define CONFIG_ENV_IS_IN_FLASH	1
-#define CFG_ENV_SECT_SIZE	0x20000		/* 128Kb, one whole sector */
-#define CFG_ENV_SIZE		0x2000		/* 8kb */
-#define CFG_ENV_ADDR		0xffee0000	/* address of env sector */
+#define CONFIG_ENV_SECT_SIZE	0x20000		/* 128Kb, one whole sector */
+#define CONFIG_ENV_SIZE		0x2000		/* 8kb */
+#define CONFIG_ENV_ADDR		0xffee0000	/* address of env sector */
 
 /*-----------------------------------------------------------------------
  * Miscellaneous configurable options