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Commit 4c6c0b5e authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: wm8962: Support mono playback and record 



Make sure we generate enough BCLKs for I2S style modes by always having
a minimum of two channels worth of clocks for the BCLK.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 6d6761aa

sound/soc/codecs/wm8962.c

+5 −2
Original line number Diff line number Diff line
@@ -2634,6 +2634,9 @@ static int wm8962_hw_params(struct snd_pcm_substream *substream, 
	int adctl3 = 0;



	wm8962->bclk = snd_soc_params_to_bclk(params);

	if (params_channels(params) == 1)

		wm8962->bclk *= 2;



	wm8962->lrclk = params_rate(params);



	for (i = 0; i < ARRAY_SIZE(sr_vals); i++) {
@@ -3008,14 +3011,14 @@ static struct snd_soc_dai_driver wm8962_dai = { 
	.name = "wm8962",

	.playback = {

		.stream_name = "Playback",

		.channels_min = 2,

		.channels_min = 1,

		.channels_max = 2,

		.rates = WM8962_RATES,

		.formats = WM8962_FORMATS,

	},

	.capture = {

		.stream_name = "Capture",

		.channels_min = 2,

		.channels_min = 1,

		.channels_max = 2,

		.rates = WM8962_RATES,

		.formats = WM8962_FORMATS,