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Commit 31a00c6b authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
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ASoC: OMAP: Add 4 channel support to mcbsp 



Add 4 channel support to omap-mcbsp.
This mode is going to be used by the twl4030 codec, when it
is configured in Option1 mode.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent b933453f

sound/soc/omap/omap-mcbsp.c

+3 −2
Original line number Diff line number Diff line
@@ -259,6 +259,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream, 
			regs->xcr2	|= XFRLEN2(wpf - 1);

		}

	case 1:

	case 4:

		/* Set word per (McBSP) frame for phase1 */

		regs->rcr1	|= RFRLEN1(wpf - 1);

		regs->xcr1	|= XFRLEN1(wpf - 1);
@@ -506,13 +507,13 @@ static struct snd_soc_dai_ops omap_mcbsp_dai_ops = { 
	.id = (link_id),					\

	.playback = {						\

		.channels_min = 1,				\

		.channels_max = 2,				\

		.channels_max = 4,				\

		.rates = OMAP_MCBSP_RATES,			\

		.formats = SNDRV_PCM_FMTBIT_S16_LE,		\

	},							\

	.capture = {						\

		.channels_min = 1,				\

		.channels_max = 2,				\

		.channels_max = 4,				\

		.rates = OMAP_MCBSP_RATES,			\

		.formats = SNDRV_PCM_FMTBIT_S16_LE,		\

	},							\