net: mdio: rename mdio_device reset to reset_gpio

This renames the GPIO reset of mdio devices from 'reset' to
'reset_gpio' to better differentiate between GPIO and
reset-controller driven reset line.

Signed-off-by: David Bauer <mail@david-bauer.net>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c
index 4061117..222ccd9 100644
--- a/drivers/net/phy/at803x.c
+++ b/drivers/net/phy/at803x.c
@@ -331,7 +331,7 @@ static void at803x_link_change_notify(struct phy_device *phydev)
 	 * in the FIFO. In such cases, the FIFO enters an error mode it
 	 * cannot recover from by software.
 	 */
-	if (phydev->state == PHY_NOLINK && phydev->mdio.reset) {
+	if (phydev->state == PHY_NOLINK && phydev->mdio.reset_gpio) {
 		struct at803x_context context;
 
 		at803x_context_save(phydev, &context);