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ASoC: davinci-mcasp: Add support for CBS_CFM mode

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Support for setups where codec is bitclock slave and frame master.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2015-02-12 16:41:26 +02:00 committed by Mark Brown
parent f4c2e9bcb0
commit 226e2f1b0b
1 changed files with 12 additions and 0 deletions
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12
sound/soc/davinci/davinci-mcasp.c
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@ -441,6 +441,18 @@ static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
mcasp_set_bits(mcasp, DAVINCI_MCASP_PDIR_REG, AFSX | AFSR); mcasp_set_bits(mcasp, DAVINCI_MCASP_PDIR_REG, AFSX | AFSR);
mcasp->bclk_master = 1; mcasp->bclk_master = 1;
break; break;
case SND_SOC_DAIFMT_CBS_CFM:
/* codec is clock slave and frame master */
mcasp_set_bits(mcasp, DAVINCI_MCASP_ACLKXCTL_REG, ACLKXE);
mcasp_clr_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG, AFSXE);
mcasp_set_bits(mcasp, DAVINCI_MCASP_ACLKRCTL_REG, ACLKRE);
mcasp_clr_bits(mcasp, DAVINCI_MCASP_RXFMCTL_REG, AFSRE);
mcasp_set_bits(mcasp, DAVINCI_MCASP_PDIR_REG, ACLKX | ACLKR);
mcasp_clr_bits(mcasp, DAVINCI_MCASP_PDIR_REG, AFSX | AFSR);
mcasp->bclk_master = 1;
break;
case SND_SOC_DAIFMT_CBM_CFS: case SND_SOC_DAIFMT_CBM_CFS:
/* codec is clock master and frame slave */ /* codec is clock master and frame slave */
mcasp_clr_bits(mcasp, DAVINCI_MCASP_ACLKXCTL_REG, ACLKXE); mcasp_clr_bits(mcasp, DAVINCI_MCASP_ACLKXCTL_REG, ACLKXE);