AC_DAC_FIFOC
val = CODEC_READ(sc, AC_DAC_FIFOC(sc));
CODEC_WRITE(sc, AC_DAC_FIFOC(sc), val | DAC_FIFOC_FIFO_FLUSH);
CODEC_WRITE(sc, AC_DAC_FIFOC(sc),
val = CODEC_READ(sc, AC_DAC_FIFOC(sc));
CODEC_WRITE(sc, AC_DAC_FIFOC(sc), val | DAC_FIFOC_DRQ_EN);
val = CODEC_READ(sc, AC_DAC_FIFOC(sc));
CODEC_WRITE(sc, AC_DAC_FIFOC(sc), val | DAC_FIFOC_FIFO_FLUSH);
val = CODEC_READ(sc, AC_DAC_FIFOC(sc));
val = CODEC_READ(sc, AC_DAC_FIFOC(sc));
CODEC_WRITE(sc, AC_DAC_FIFOC(sc), val & ~DAC_FIFOC_DRQ_EN);
device_printf(dev, "AC_DAC_FIFOC: %08x\n", CODEC_READ(sc, AC_DAC_FIFOC(sc)));