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

From: Sebastian Hesselbarth
Date: Wed May 29 2013 - 15:37:32 EST


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@xxxxxxxxx>
---
Cc: David Miller <davem@xxxxxxxxxxxxx>
Cc: Lennert Buytenhek <buytenh@xxxxxxxxxxxxxx>
Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
Cc: Andrew Lunn <andrew@xxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: netdev@xxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
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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