diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index afe0b06..1071314 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -773,7 +773,8 @@
 	struct mmc_config *cfg;
 	int val;
 
-	priv->base_addr = (struct hsmmc *)dev_get_addr(dev);
+	priv->base_addr = map_physmem(dev_get_addr(dev), sizeof(struct hsmmc *),
+				      MAP_NOCACHE);
 	cfg = &priv->cfg;
 
 	cfg->host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS;