From d54090c3c40491d5ac5e0d76df4d3cb4f89c43bb Mon Sep 17 00:00:00 2001 From: Dan Murphy Date: Fri, 29 Jun 2018 10:35:46 -0500 Subject: [PATCH] net: phy: DP83TC811: Fix SGMII enable/disable If SGMII was selected in the DT then the device should write the SGMII enable bit. If SGMII is not selected in the DT then the SGMII bit should be disabled. Signed-off-by: Dan Murphy Signed-off-by: David S. Miller --- drivers/net/phy/dp83tc811.c | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) diff --git a/drivers/net/phy/dp83tc811.c b/drivers/net/phy/dp83tc811.c index f8653f5d8789f..78cad134a79ea 100644 --- a/drivers/net/phy/dp83tc811.c +++ b/drivers/net/phy/dp83tc811.c @@ -284,21 +284,19 @@ static int dp83811_config_init(struct phy_device *phydev) if (err < 0) return err; + value = phy_read(phydev, MII_DP83811_SGMII_CTRL); if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { - value = phy_read(phydev, MII_DP83811_SGMII_CTRL); - if (!(value & DP83811_SGMII_EN)) { - err = phy_write(phydev, MII_DP83811_SGMII_CTRL, + err = phy_write(phydev, MII_DP83811_SGMII_CTRL, (DP83811_SGMII_EN | value)); - if (err < 0) - return err; - } else { - err = phy_write(phydev, MII_DP83811_SGMII_CTRL, - (~DP83811_SGMII_EN & value)); - if (err < 0) - return err; - } + } else { + err = phy_write(phydev, MII_DP83811_SGMII_CTRL, + (~DP83811_SGMII_EN & value)); } + if (err < 0) + + return err; + value = DP83811_WOL_MAGIC_EN | DP83811_WOL_SECURE_ON | DP83811_WOL_EN; return phy_write_mmd(phydev, DP83811_DEVADDR, MII_DP83811_WOL_CFG, -- 2.39.5