drivers/mtd: Move conditional compilation to Makefile

rename CFG_FLASH_CFI_DRIVER to CONFIG_FLASH_CFI_DRIVER

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/MPC8360EMDS.h b/include/configs/MPC8360EMDS.h
index b4bff9a..43d4118 100644
--- a/include/configs/MPC8360EMDS.h
+++ b/include/configs/MPC8360EMDS.h
@@ -191,7 +191,7 @@
  * FLASH on the Local Bus
  */
 #define CFG_FLASH_CFI		/* use the Common Flash Interface */
-#define CFG_FLASH_CFI_DRIVER	/* use the CFI driver */
+#define CONFIG_FLASH_CFI_DRIVER	/* use the CFI driver */
 #define CFG_FLASH_BASE		0xFE000000 /* FLASH base address */
 #define CFG_FLASH_SIZE		32 /* max FLASH size is 32M */
 #define CONFIG_FLASH_SHOW_PROGRESS 45 /* count down from 45/5: 9..1 */