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Commit 226e2f1b authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
Browse files

ASoC: davinci-mcasp: Add support for CBS_CFM mode 



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

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f4c2e9bc

sound/soc/davinci/davinci-mcasp.c

+12 −0
Original line number Diff line number Diff line
@@ -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->bclk_master = 1;

		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:

		/* codec is clock master and frame slave */

		mcasp_clr_bits(mcasp, DAVINCI_MCASP_ACLKXCTL_REG, ACLKXE);