static int at803x_config_init(struct phy_device *phydev)
 {
-       int val;
        int ret;
-       u32 features;
-
-       features = SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_AUI |
-                  SUPPORTED_FIBRE | SUPPORTED_BNC;
-
-       val = phy_read(phydev, MII_BMSR);
-       if (val < 0)
-               return val;
-
-       if (val & BMSR_ANEGCAPABLE)
-               features |= SUPPORTED_Autoneg;
-       if (val & BMSR_100FULL)
-               features |= SUPPORTED_100baseT_Full;
-       if (val & BMSR_100HALF)
-               features |= SUPPORTED_100baseT_Half;
-       if (val & BMSR_10FULL)
-               features |= SUPPORTED_10baseT_Full;
-       if (val & BMSR_10HALF)
-               features |= SUPPORTED_10baseT_Half;
-
-       if (val & BMSR_ESTATEN) {
-               val = phy_read(phydev, MII_ESTATUS);
-               if (val < 0)
-                       return val;
-
-               if (val & ESTATUS_1000_TFULL)
-                       features |= SUPPORTED_1000baseT_Full;
-               if (val & ESTATUS_1000_THALF)
-                       features |= SUPPORTED_1000baseT_Half;
-       }
 
-       phydev->supported = features;
-       phydev->advertising = features;
+       ret = genphy_config_init(phydev);
+       if (ret < 0)
+               return ret;
 
        if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
                ret = phy_write(phydev, AT803X_DEBUG_ADDR,