net: macb: Fix regression breaking non-MDIO fixed-link PHYs

[linux-2.6-microblaze.git] / drivers / net / ethernet / cadence / macb_main.c

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index dc09f9a..f46b854 100644 (file)
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -482,11 +482,6 @@ static int macb_mii_probe(struct net_device *dev)
 
        if (np) {
                if (of_phy_is_fixed_link(np)) {
-                       if (of_phy_register_fixed_link(np) < 0) {
-                               dev_err(&bp->pdev->dev,
-                                       "broken fixed-link specification\n");
-                               return -ENODEV;
-                       }
                        bp->phy_node = of_node_get(np);
                } else {
                        bp->phy_node = of_parse_phandle(np, "phy-handle", 0);
@@ -569,7 +564,7 @@ static int macb_mii_init(struct macb *bp)
 {
        struct macb_platform_data *pdata;
        struct device_node *np;
-       int err;
+       int err = -ENXIO;
 
        /* Enable management port */
        macb_writel(bp, NCR, MACB_BIT(MPE));
@@ -592,12 +587,23 @@ static int macb_mii_init(struct macb *bp)
        dev_set_drvdata(&bp->dev->dev, bp->mii_bus);
 
        np = bp->pdev->dev.of_node;
-       if (pdata)
-               bp->mii_bus->phy_mask = pdata->phy_mask;
+       if (np && of_phy_is_fixed_link(np)) {
+               if (of_phy_register_fixed_link(np) < 0) {
+                       dev_err(&bp->pdev->dev,
+                               "broken fixed-link specification %pOF\n", np);
+                       goto err_out_free_mdiobus;
+               }
+
+               err = mdiobus_register(bp->mii_bus);
+       } else {
+               if (pdata)
+                       bp->mii_bus->phy_mask = pdata->phy_mask;
+
+               err = of_mdiobus_register(bp->mii_bus, np);
+       }
 
-       err = of_mdiobus_register(bp->mii_bus, np);
        if (err)
-               goto err_out_free_mdiobus;
+               goto err_out_free_fixed_link;
 
        err = macb_mii_probe(bp->dev);
        if (err)
@@ -607,6 +613,7 @@ static int macb_mii_init(struct macb *bp)
 
 err_out_unregister_bus:
        mdiobus_unregister(bp->mii_bus);
+err_out_free_fixed_link:
        if (np && of_phy_is_fixed_link(np))
                of_phy_deregister_fixed_link(np);
 err_out_free_mdiobus: