openwrt/target/linux/kirkwood/patches-3.10/0023-net-mv643xx_eth-use-of_phy_connect-if-phy_node-prese.patch

From db22a1196162f981444d241f92d02e2e50d12ed7 Mon Sep 17 00:00:00 2001
From: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Date: Wed, 29 May 2013 09:32:46 +0000
Subject: [PATCH 23/29] net: mv643xx_eth: use of_phy_connect if phy_node
 present

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.hesselbarth@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/ethernet/marvell/mv643xx_eth.c | 25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

--- 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";
@@ -2714,17 +2715,27 @@ static int mv643xx_eth_probe(struct plat
 	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);