[PATCH v5 04/13] net: mv643xx_eth: use of_phy_connect if phy_node present

[Sebastian Hesselbarth]

This connects to a phy node passed to the port device instead of probing
the phy by phy_addr.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselba...@gmail.com>
---
Cc: David Miller <da...@davemloft.net>
Cc: Lennert Buytenhek <buyt...@wantstofly.org>
Cc: Jason Cooper <ja...@lakedaemon.net>
Cc: Andrew Lunn <and...@lunn.ch>
Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Cc: net...@vger.kernel.org
Cc: linux-arm-ker...@lists.infradead.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-ker...@vger.kernel.org
---
 drivers/net/ethernet/marvell/mv643xx_eth.c |   25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c 
b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 19964e9..fa8c84a 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -60,6 +60,7 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/clk.h>
+#include <linux/of_mdio.h>
 
 static char mv643xx_eth_driver_name[] = "mv643xx_eth";
 static char mv643xx_eth_driver_version[] = "1.4";
@@ -2715,17 +2716,27 @@ static int mv643xx_eth_probe(struct platform_device 
*pdev)
        netif_set_real_num_tx_queues(dev, mp->txq_count);
        netif_set_real_num_rx_queues(dev, mp->rxq_count);
 
-       if (pd->phy_addr != MV643XX_ETH_PHY_NONE) {
+       err = 0;
+       if (pd->phy_node) {
+               mp->phy = of_phy_connect(mp->dev, pd->phy_node,
+                                        mv643xx_eth_adjust_link, 0,
+                                        PHY_INTERFACE_MODE_GMII);
+               if (!mp->phy)
+                       err = -ENODEV;
+       } else if (pd->phy_addr != MV643XX_ETH_PHY_NONE) {
                mp->phy = phy_scan(mp, pd->phy_addr);
 
-               if (IS_ERR(mp->phy)) {
+               if (IS_ERR(mp->phy))
                        err = PTR_ERR(mp->phy);
-                       if (err == -ENODEV)
-                               err = -EPROBE_DEFER;
-                       goto out;
-               }
-               phy_init(mp, pd->speed, pd->duplex);
+               else
+                       phy_init(mp, pd->speed, pd->duplex);
        }
+       if (err == -ENODEV) {
+               err = -EPROBE_DEFER;
+               goto out;
+       }
+       if (err)
+               goto out;
 
        SET_ETHTOOL_OPS(dev, &mv643xx_eth_ethtool_ops);
 
-- 
1.7.10.4

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