PTP_CTL
ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE);
ext_write(bc, dev, PAGE4, PTP_CTL, cmd);
ext_write(0, phydev, PAGE4, PTP_CTL, val);
ext_write(0, phydev, PAGE4, PTP_CTL, val);
ext_write(0, phydev, PAGE4, PTP_CTL, val);
ext_write(0, phydev, PAGE4, PTP_CTL, PTP_RD_CLK);
ext_write(0, tmp->phydev, PAGE4, PTP_CTL, PTP_ENABLE);
ext_write(0, master, PAGE4, PTP_CTL, PTP_ENABLE);
ext_write(0, master, PAGE4, PTP_CTL, val);
ext_write(0, master, PAGE4, PTP_CTL, val);
ext_write(0, master, PAGE4, PTP_CTL, val);