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/eXalion.h b/include/configs/eXalion.h
index 6ba0d3f..deb20aa 100644
--- a/include/configs/eXalion.h
+++ b/include/configs/eXalion.h
@@ -135,7 +135,7 @@
 #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
 #endif
 
-#define CFG_ENV_IS_IN_FLASH	1
+#define CONFIG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_SECT_SIZE	0x20000 /* Size of one Flash sector */
 #define CFG_ENV_SIZE		CFG_ENV_SECT_SIZE	/* Use one Flash sector for enviroment	*/
 #define CFG_ENV_ADDR		0xFFFC0000