rename CFG_ENV_IS_IN_DATAFLASH in CONFIG_ENV_IS_IN_DATAFLASH

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/at91sam9263ek.h b/include/configs/at91sam9263ek.h
index 5f90d39..c91e076 100644
--- a/include/configs/at91sam9263ek.h
+++ b/include/configs/at91sam9263ek.h
@@ -154,7 +154,7 @@
 #ifdef CFG_USE_DATAFLASH
 
 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
-#define CFG_ENV_IS_IN_DATAFLASH	1
+#define CONFIG_ENV_IS_IN_DATAFLASH	1
 #define CFG_MONITOR_BASE	(CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
 #define CFG_ENV_OFFSET		0x4200
 #define CFG_ENV_ADDR		(CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET)