net: dpaa2-mac: use lynx_pcs_create_fwnode()

Use lynx_pcs_create_fwnode() to create a lynx PCS from a fwnode handle.
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c

@@ -247,8 +247,8 @@ static int dpaa2_pcs_create(struct dpaa2_mac *mac,
 			    struct fwnode_handle *dpmac_node,
 			    int id)
 {
-	struct mdio_device *mdiodev;
 	struct fwnode_handle *node;
+	struct phylink_pcs *pcs;
 
 	node = fwnode_find_reference(dpmac_node, "pcs-handle", 0);
 	if (IS_ERR(node)) {
@@ -263,20 +263,22 @@ static int dpaa2_pcs_create(struct dpaa2_mac *mac,
 		return -ENODEV;
 	}
 
-	mdiodev = fwnode_mdio_find_device(node);
+	pcs = lynx_pcs_create_fwnode(node);
 	fwnode_handle_put(node);
-	if (!mdiodev) {
+
+	if (pcs == ERR_PTR(-EPROBE_DEFER)) {
 		netdev_dbg(mac->net_dev, "missing PCS device\n");
 		return -EPROBE_DEFER;
 	}
 
-	mac->pcs = lynx_pcs_create(mdiodev);
-	mdio_device_put(mdiodev);
-	if (!mac->pcs) {
-		netdev_err(mac->net_dev, "lynx_pcs_create() failed\n");
-		return -ENOMEM;
+	if (IS_ERR(pcs)) {
+		netdev_err(mac->net_dev,
+			   "lynx_pcs_create_fwnode() failed: %pe\n", pcs);
+		return PTR_ERR(pcs);
 	}
 
+	mac->pcs = pcs;
+
 	return 0;
 }