ASoC: tlv320dac33: Clearing FIFOFLUSH flag before playback

In repeated playback the FIFOFLUSH bit remained set, and
never has been cleared.
Clear it during the setup phase.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 1b35d0cf3364..dab7fd5be867 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -734,7 +734,10 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream)
 
         aictrl_a = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_A);
         aictrl_a &= ~(DAC33_NCYCL_MASK | DAC33_WLEN_MASK);
+        /* Read FIFO control A, and clear FIFO flush bit */
         fifoctrl_a = dac33_read_reg_cache(codec, DAC33_FIFO_CTRL_A);
+        fifoctrl_a &= ~DAC33_FIFOFLUSH;
+
         fifoctrl_a &= ~DAC33_WIDTH;
         switch (substream->runtime->format) {
         case SNDRV_PCM_FORMAT_S16_LE: