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/MPC8260ADS.h b/include/configs/MPC8260ADS.h
index 735cfaa..9a76732 100644
--- a/include/configs/MPC8260ADS.h
+++ b/include/configs/MPC8260ADS.h
@@ -380,7 +380,7 @@
 #endif /* CONFIG_BZIP2 */
 
 #ifndef CFG_RAMBOOT
-#  define CFG_ENV_IS_IN_FLASH	1
+#  define CONFIG_ENV_IS_IN_FLASH	1
 #  define CFG_ENV_SECT_SIZE	0x40000
 #  define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_ENV_SECT_SIZE)
 #else