mdio-gpio: Add mdc pin direction initialization

mdc pin should always be output. Initialize it as output,
so each board code does not need to do this.

Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
index a439ebeb431926e7bec18d84dcd22a8bc30f5b53..af28ff7ae1767a2c9ec6491c36d48b5797286197 100644 (file)
--- a/drivers/net/phy/mdio-gpio.c
+++ b/drivers/net/phy/mdio-gpio.c
@@ -125,6 +125,8 @@ static int __devinit mdio_gpio_bus_init(struct device *dev,
        if (gpio_request(bitbang->mdio, "mdio"))
                goto out_free_mdc;
 
+       gpio_direction_output(bitbang->mdc, 0);
+
        dev_set_drvdata(dev, new_bus);
 
        ret = mdiobus_register(new_bus);