VRC4173CMU_CLKMSK
VRC4173CMU_CLKMSK);
VRC4173CMU_CLKMSK, sc->sc_platdep->clkmask);
reg = bus_space_read_2(sc->sc_iot, sc->sc_cmuh, VRC4173CMU_CLKMSK);
bus_space_write_2(sc->sc_iot, sc->sc_cmuh, VRC4173CMU_CLKMSK, reg);