MSCC_PHY_BYPASS_CONTROL
reg = phy_base_read(phydev, MSCC_PHY_BYPASS_CONTROL);
phy_base_write(phydev, MSCC_PHY_BYPASS_CONTROL, reg);
reg_val = phy_read(phydev, MSCC_PHY_BYPASS_CONTROL);
rc = phy_write(phydev, MSCC_PHY_BYPASS_CONTROL, reg_val);
bypass = phy_ts_base_read(phydev, MSCC_PHY_BYPASS_CONTROL);
phy_ts_base_write(phydev, MSCC_PHY_BYPASS_CONTROL, bypass);