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: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 25b6bae..5e3795d 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -2634,6 +2634,9 @@
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 @@
.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,