ASoC: tlv320dac33: Restore L/R DAC power control register

Register 0x40, 0x41 need to be restored after power up, since
it contains gain related fields, which affects playback volume.

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

1 files changed, 4 insertions, 0 deletions

diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 93f38b1d6246..6c3735dcb053 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -324,6 +324,10 @@ static void dac33_init_chip(struct snd_soc_codec *codec)
         dac33_write(codec, DAC33_OUT_AMP_CTRL,
                     dac33_read_reg_cache(codec, DAC33_OUT_AMP_CTRL));
 
+        dac33_write(codec, DAC33_LDAC_PWR_CTRL,
+                    dac33_read_reg_cache(codec, DAC33_LDAC_PWR_CTRL));
+        dac33_write(codec, DAC33_RDAC_PWR_CTRL,
+                    dac33_read_reg_cache(codec, DAC33_RDAC_PWR_CTRL));
 }
 
 static inline int dac33_read_id(struct snd_soc_codec *codec)