diff options
| author | Andreas Dannenberg <dannenberg@ti.com> | 2018-08-31 09:47:14 -0500 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-08-31 15:56:50 +0100 |
| commit | db658f40cae33a9fddbd9ca5c35c6bbfbd593a82 (patch) | |
| tree | c91b498cd2d82ba1031f7a8cfb533e42ff61ec29 | |
| parent | ec94c177bf3700ce44c53c375a3fb4c347f2b08f (diff) | |
ASoC: codecs: tas5720: add TAS5722 TDM slot width setting support
Unlike the TAS5720, the TAS5722 can be configured to utilize 16-bit wide
slots in TDM mode. This can help easing audio clocking/frequency
requirements.
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/codecs/tas5720.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sound/soc/codecs/tas5720.c b/sound/soc/codecs/tas5720.c index 3c469112477a..6bd0e5d5347f 100644 --- a/sound/soc/codecs/tas5720.c +++ b/sound/soc/codecs/tas5720.c @@ -152,6 +152,7 @@ static int tas5720_set_dai_tdm_slot(struct snd_soc_dai *dai, int slots, int slot_width) { struct snd_soc_component *component = dai->component; + struct tas5720_data *tas5720 = snd_soc_component_get_drvdata(component); unsigned int first_slot; int ret; @@ -185,6 +186,20 @@ static int tas5720_set_dai_tdm_slot(struct snd_soc_dai *dai, if (ret < 0) goto error_snd_soc_component_update_bits; + /* Configure TDM slot width. This is only applicable to TAS5722. */ + switch (tas5720->devtype) { + case TAS5722: + ret = snd_soc_component_update_bits(component, TAS5722_DIGITAL_CTRL2_REG, + TAS5722_TDM_SLOT_16B, + slot_width == 16 ? + TAS5722_TDM_SLOT_16B : 0); + if (ret < 0) + goto error_snd_soc_component_update_bits; + break; + default: + break; + } + return 0; error_snd_soc_component_update_bits: |