From da47b4572056487fd7941c26f73b3e8815ff712a Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Thu, 12 May 2016 12:00:33 +0200 Subject: phy: add support for a reset-gpio specification MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The framework only asserts (for now) that the reset gpio is not active. Signed-off-by: Uwe Kleine-König Reviewed-by: Roger Quadros Signed-off-by: David S. Miller --- drivers/net/phy/phy_device.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index e977ba931878..307f72a0f2e2 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -34,6 +34,7 @@ #include #include #include +#include #include @@ -1570,9 +1571,16 @@ static int phy_probe(struct device *dev) struct device_driver *drv = phydev->mdio.dev.driver; struct phy_driver *phydrv = to_phy_driver(drv); int err = 0; + struct gpio_descs *reset_gpios; phydev->drv = phydrv; + /* take phy out of reset */ + reset_gpios = devm_gpiod_get_array_optional(dev, "reset", + GPIOD_OUT_LOW); + if (IS_ERR(reset_gpios)) + return PTR_ERR(reset_gpios); + /* Disable the interrupt if the PHY doesn't support it * but the interrupt is still a valid one */ -- cgit v1.2.3-59-g8ed1b