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Unverified Commit db658f40 authored by Andreas Dannenberg's avatar Andreas Dannenberg Committed by Mark Brown
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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: default avatarAndreas Dannenberg <dannenberg@ti.com>
Signed-off-by: default avatarAndrew F. Davis <afd@ti.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ec94c177

sound/soc/codecs/tas5720.c

+15 −0
Original line number Diff line number Diff line
@@ -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: