rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/NX823.h b/include/configs/NX823.h
index eddb52b..1f4c329 100644
--- a/include/configs/NX823.h
+++ b/include/configs/NX823.h
@@ -150,11 +150,11 @@
 #define CONFIG_ENV_IS_IN_FLASH	1
 #define xEMBED
 #ifdef	EMBED
-#define CFG_ENV_SIZE		0x200	/* FIXME How big when embedded?? */
-#define CFG_ENV_ADDR		CFG_MONITOR_BASE
+#define CONFIG_ENV_SIZE		0x200	/* FIXME How big when embedded?? */
+#define CONFIG_ENV_ADDR		CFG_MONITOR_BASE
 #else
-#define CFG_ENV_ADDR		0x40020000	/* absolute address for now   */
-#define CFG_ENV_SIZE		0x20000 /* 8K ouch, this may later be */
+#define CONFIG_ENV_ADDR		0x40020000	/* absolute address for now   */
+#define CONFIG_ENV_SIZE		0x20000 /* 8K ouch, this may later be */
 #endif
 
 #define CFG_FLASH_SN_BASE	0x4001fff0	/* programmer automagically puts    */