st_smi: Change SMI timeout values

Signed-off-by: Amit Virdi <amit.virdi@st.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/include/linux/mtd/st_smi.h b/include/linux/mtd/st_smi.h
index b7a78ac..04f81ea 100644
--- a/include/linux/mtd/st_smi.h
+++ b/include/linux/mtd/st_smi.h
@@ -109,8 +109,8 @@
 };
 
 #define SFLASH_PAGE_SIZE	0x100	/* flash page size */
-#define XFER_FINISH_TOUT	2	/* xfer finish timeout */
-#define WMODE_TOUT		2	/* write enable timeout */
+#define XFER_FINISH_TOUT	15	/* xfer finish timeout(in ms) */
+#define WMODE_TOUT		15	/* write enable timeout(in ms) */
 
 extern void smi_init(void);