diff --git a/drivers/mmc/host/jz4740_mmc.c b/drivers/mmc/host/jz4740_mmc.c
index 6a0d0250d47b..6a3c26b7c82d 100644
--- a/drivers/mmc/host/jz4740_mmc.c
+++ b/drivers/mmc/host/jz4740_mmc.c
@@ -1052,7 +1052,7 @@ static int jz4740_mmc_probe(struct platform_device* pdev)
 	host = mmc_priv(mmc);
 
 	/* Default if no match is JZ4740 */
-	host->version = (enum jz4740_mmc_version)device_get_match_data(&pdev->dev);
+	host->version = (unsigned long)device_get_match_data(&pdev->dev);
 
 	ret = mmc_of_parse(mmc);
 	if (ret)