rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/QS860T.h b/include/configs/QS860T.h
index dd79246..54dbc30 100644
--- a/include/configs/QS860T.h
+++ b/include/configs/QS860T.h
@@ -133,8 +133,8 @@
  * Environment variable storage is in NVRAM
  */
 #define CONFIG_ENV_IS_IN_NVRAM	1
-#define CFG_ENV_SIZE		0x00001000	/* We use only the last 4K for PPCBoot */
-#define CFG_ENV_ADDR		0xD100E000
+#define CONFIG_ENV_SIZE		0x00001000	/* We use only the last 4K for PPCBoot */
+#define CONFIG_ENV_ADDR		0xD100E000
 
 /*
  * Miscellaneous configurable options