rename CFG_ENV_IS_IN_FLASH in CONFIG_ENV_IS_IN_FLASH

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/MPC8315ERDB.h b/include/configs/MPC8315ERDB.h
index 1edd9ce..92a6218 100644
--- a/include/configs/MPC8315ERDB.h
+++ b/include/configs/MPC8315ERDB.h
@@ -377,7 +377,7 @@
  * Environment
  */
 #ifndef CFG_RAMBOOT
-	#define CFG_ENV_IS_IN_FLASH	1
+	#define CONFIG_ENV_IS_IN_FLASH	1
 	#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
 	#define CFG_ENV_SECT_SIZE	0x10000 /* 64K(one sector) for env */
 	#define CFG_ENV_SIZE		0x2000