diff options
Diffstat (limited to 'drivers/net/ethernet/cadence/macb.c')
| -rw-r--r-- | drivers/net/ethernet/cadence/macb.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 169059c92f80..01236465c298 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2904,6 +2904,10 @@ static int macb_probe(struct platform_device *pdev) else macb_get_hwaddr(bp); + /* Power up the PHY if there is a GPIO reset */ + bp->reset_gpio = devm_gpiod_get_optional(&bp->pdev->dev, "phy-reset", + GPIOD_OUT_HIGH); + err = of_get_phy_mode(np); if (err < 0) { pdata = dev_get_platdata(&pdev->dev); @@ -2970,6 +2974,10 @@ static int macb_remove(struct platform_device *pdev) mdiobus_unregister(bp->mii_bus); kfree(bp->mii_bus->irq); mdiobus_free(bp->mii_bus); + + /* Shutdown the PHY if there is a GPIO reset */ + gpiod_set_value(bp->reset_gpio, 0); + unregister_netdev(dev); clk_disable_unprepare(bp->tx_clk); clk_disable_unprepare(bp->hclk); |