+ /* Register MDIO bus if it's not registered yet */
+ if (!mdio_bus) {
+ mdio_bus = mdio_alloc();
+ mdio_bus->read = keystone2_mdio_read;
+ mdio_bus->write = keystone2_mdio_write;
+ mdio_bus->reset = keystone2_mdio_reset;
+ mdio_bus->priv = (void *)EMAC_MDIO_BASE_ADDR;
+ sprintf(mdio_bus->name, "ethernet-mdio");
+
+ res = mdio_register(mdio_bus);
+ if (res)
+ return res;
+ }
+
+ keystone2_net_serdes_setup();
+
+ /* Create phy device and bind it with driver */
+#ifdef CONFIG_KSNET_MDIO_PHY_CONFIG_ENABLE
+ phy_dev = phy_connect(mdio_bus, eth_priv->phy_addr,
+ dev, PHY_INTERFACE_MODE_SGMII);
+ phy_config(phy_dev);
+#else
+ phy_dev = phy_find_by_mask(mdio_bus, 1 << eth_priv->phy_addr,
+ PHY_INTERFACE_MODE_SGMII);
+ phy_dev->dev = dev;
+#endif
+ eth_priv->phy_dev = phy_dev;
+