diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index a6394bc..36aab50 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -454,7 +454,7 @@
 #endif
 {
 #if CONFIG_IS_ENABLED(BLK)
-	struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+	struct blk_desc *block_dev = dev_get_uclass_plat(dev);
 #endif
 	int dev_num = block_dev->devnum;
 	int err;