sc_ucr2
ucr2 = (sc->sc_ucr2 & ~IMX_UCR2_CTS) |
sc->sc_ucr2 = ucr2;
if (ISSET(sc->sc_ucr2, IMX_UCR2_CTS))
sc->sc_ucr2 &= ~IMXUART_INTRS_UCR2;
ucr2 = sc->sc_ucr2;
if (ucr1 != sc->sc_ucr1 || ucr2 != sc->sc_ucr2) {
sc->sc_ucr2 = ucr2;
(sc->sc_ucr2 & IMX_UCR2_ATEN);
sc->sc_ucr2 = ucr2;
sc->sc_ucr2 |= IMX_UCR2_TXEN|IMX_UCR2_RXEN|
bus_space_write_4(iot, ioh, IMX_UCR2, sc->sc_ucr2);
sc->sc_ucr2_d = sc->sc_ucr2;