mtkswitch_phy_read
return (sc->hal.mtkswitch_phy_read(dev, phy, reg));
sc->hal.mtkswitch_phy_read = mtkswitch_phy_read;
sc->hal.mtkswitch_phy_read = mtkswitch_phy_read;
int (* mtkswitch_phy_read) (device_t, int, int);