MSCC_PHY_WOL_UPPER_PASSWD
__phy_write(phydev, MSCC_PHY_WOL_UPPER_PASSWD, pwd[2]);
__phy_write(phydev, MSCC_PHY_WOL_UPPER_PASSWD, 0);
pwd[2] = __phy_read(phydev, MSCC_PHY_WOL_UPPER_PASSWD);