cn30xxsmi_get_phy
cn30xxsmi_get_phy(phandle, port, &smi, &phy_addr))
int cn30xxsmi_get_phy(int, int, struct cn30xxsmi_softc **, int *);
if (cn30xxsmi_get_phy(phy_handle, 0, &sc->sc_smi, &phy_addr)) {