USBPHY_CTRL0
val = bus_space_read_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL0);
bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL0, val);
bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL0,
bus_space_read_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL0) &