IMX8MQ_PHY_CTRL1
reg = bus_space_read_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1);
bus_space_write_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1, reg);
reg = bus_space_read_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1);
bus_space_write_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1, reg);
reg = bus_space_read_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1);
bus_space_write_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1, reg);
reg = bus_space_read_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1);
bus_space_write_4(sc->sc.iot, sc->ph_ioh, IMX8MQ_PHY_CTRL1, reg);