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ASoC: Conditionalize the enable of WM8994 ADC TDM mode 

Future devices will not benefit from this.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Mark Brown 2011-07-06 00:08:43 -07:00
parent 3db1bbfd4a
commit 5b7396709e
1 changed files with 12 additions and 4 deletions
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16
sound/soc/codecs/wm8994.c
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@ -3051,10 +3051,18 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
1 << WM8994_AIF2DAC_3D_GAIN_SHIFT,
1 << WM8994_AIF2DAC_3D_GAIN_SHIFT);
/* Unconditionally enable AIF1 ADC TDM mode; it only affects
* behaviour on idle TDM clock cycles. */
snd_soc_update_bits(codec, WM8994_AIF1_CONTROL_1,
WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM);
/* Unconditionally enable AIF1 ADC TDM mode on chips which can
* use this; it only affects behaviour on idle TDM clock
* cycles. */
switch (control->type) {
case WM8994:
case WM8958:
snd_soc_update_bits(codec, WM8994_AIF1_CONTROL_1,
WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM);
break;
default:
break;
}
wm8994_update_class_w(codec);