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ASoC: wm8962: Support mono playback and record

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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: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-02-08 19:02:24 +00:00
parent 6d6761aa9b
commit 4c6c0b5eee
1 changed files with 5 additions and 2 deletions
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7
sound/soc/codecs/wm8962.c
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@ -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,