dwc_gmac_attach
dwc_gmac_attach(sc, MII_PHY_ANY, GMAC_MII_CLK_150_250M_DIV102);
dwc_gmac_attach(sc, phy, miiclk);
if (dwc_gmac_attach(sc, MII_PHY_ANY, GMAC_MII_CLK_150_250M_DIV102) != 0)
dwc_gmac_attach(sc, sunxi_gmac_get_phyid(phandle),
error = dwc_gmac_attach(gmac_sc, sc->sc_jh71x0eth.sc_phy,
int dwc_gmac_attach(struct dwc_gmac_softc *, int /*phy_id*/,