CS4281_DMR0
fmt = BA0READ4(sc, CS4281_DMR0) & ~DMRn_FMTMSK;
BA0WRITE4(sc, CS4281_DMR0, fmt);
DPRINTF(("DMR0 =0x%08x(expected 0x2???0018)\n", BA0READ4(sc, CS4281_DMR0)));
BA0WRITE4(sc, CS4281_DMR0,