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| author |   Peter Ujfalusi <peter.ujfalusi@ti.com> | 2014-04-04 14:31:43 +0300 |
|---|---|---|
| committer |   Mark Brown <broonie@linaro.org> | 2014-04-14 17:24:24 +0100 |
| commit | 188edc59c297fcd971d6a4ae5f5f5dacff7b315b (patch) | |
| tree | 453b5154536a260901aaaa5c155f48c3102e9295 /sound/soc/davinci | |
| parent | ASoC: davinci-mcasp: Format data delay configuration enhancement (diff) | |
| download | linux-dev-188edc59c297fcd971d6a4ae5f5f5dacff7b315b.tar.xz linux-dev-188edc59c297fcd971d6a4ae5f5f5dacff7b315b.zip | |
ASoC: davinci-mcasp: Support for DSP_A format
DSP_A is like DSP_B mode but with one bit delay after the FS.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/davinci')
| -rw-r--r-- | sound/soc/davinci/davinci-mcasp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c index f0c98653bfe7..58b6d47cc8f8 100644 --- a/sound/soc/davinci/davinci-mcasp.c +++ b/sound/soc/davinci/davinci-mcasp.c @@ -275,6 +275,13 @@ static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai, pm_runtime_get_sync(mcasp->dev); switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_DSP_A: + mcasp_clr_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG, FSXDUR); + mcasp_clr_bits(mcasp, DAVINCI_MCASP_RXFMCTL_REG, FSRDUR); + + /* 1st data bit occur one ACLK cycle after the frame sync */ + data_delay = 1; + break; case SND_SOC_DAIFMT_DSP_B: case SND_SOC_DAIFMT_AC97: mcasp_clr_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG, FSXDUR); |