rt2560_bbp_write
static void rt2560_bbp_write(struct rt2560_softc *, uint8_t,
rt2560_bbp_write(sc, 70, tmp);
rt2560_bbp_write(sc, rt2560_def_bbp[i].reg,
rt2560_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val);
rt2560_bbp_write(sc, 17, 0x48); /* XXX restore bbp17 */
rt2560_bbp_write(sc, RT2560_BBP_TX, tx);
rt2560_bbp_write(sc, RT2560_BBP_RX, rx);