diff --git a/drivers/net/mdio-mt7531-mmio.c b/drivers/net/mdio-mt7531-mmio.c
index 58cb6e503b8..930454a9b0e 100644
--- a/drivers/net/mdio-mt7531-mmio.c
+++ b/drivers/net/mdio-mt7531-mmio.c
@@ -149,8 +149,13 @@ static const struct mdio_ops mt7531_mdio_ops = {
 static int mt7531_mdio_probe(struct udevice *dev)
 {
 	struct mt7531_mdio_mmio_priv *priv = dev_get_priv(dev);
+	ofnode switch_node;
 
-	priv->switch_regs = dev_read_addr(dev);
+	switch_node = ofnode_get_parent(dev_ofnode(dev));
+	if (!ofnode_valid(switch_node))
+		return -EINVAL;
+
+	priv->switch_regs = ofnode_get_addr(switch_node);
 	if (priv->switch_regs == FDT_ADDR_T_NONE)
 		return -EINVAL;