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/NETTA.h b/include/configs/NETTA.h
index 6480634..80aee5b 100644
--- a/include/configs/NETTA.h
+++ b/include/configs/NETTA.h
@@ -220,7 +220,7 @@
 #define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
 #define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
 
-#define	CFG_ENV_IS_IN_FLASH	1
+#define	CONFIG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_SECT_SIZE	0x10000
 
 #define	CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x60000)