pxa2x0_i2c_write_2
int pxa2x0_i2c_write_2(struct pxa2x0_i2c_softc *, u_char, u_short);
rv = pxa2x0_i2c_write_2(&sc->sc_pxa_i2c,
rv = pxa2x0_i2c_write_2(&sc->sc_pxa_i2c, addr, v);
rv = pxa2x0_i2c_write_2(&sc->sc_pxa_i2c, addr, v);