diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index a099fde270267090f4aff4a6745bf5b763becf96..15537c85c51afcf5796796e611204486730247bf 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -139,7 +139,7 @@ struct tmio_mmc_host {
 	struct scatterlist      *sg_orig;
 	unsigned int            sg_len;
 	unsigned int            sg_off;
-	unsigned long		bus_shift;
+	unsigned int		bus_shift;
 
 	struct platform_device *pdev;
 	struct tmio_mmc_data *pdata;