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ASoC: wm8940: Fix setting PLL Output clock division ratio

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According to the datasheet:
The PLL Output clock division ratio is controlled by BIT[5:4] of
WM8940_GPIO register(08h).
Current code read/write the WM8940_ADDCNTRL(07h) register which is wrong.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2011-10-24 11:32:41 +08:00 committed by Mark Brown
parent 753ddf5215
commit 49fa4d9b5a
1 changed files with 2 additions and 2 deletions
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4
sound/soc/codecs/wm8940.c
View file

@ -627,8 +627,8 @@ static int wm8940_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
ret = snd_soc_write(codec, WM8940_CLOCK, reg | (div << 5));
break;
case WM8940_OPCLKDIV:
reg = snd_soc_read(codec, WM8940_ADDCNTRL) & 0xFFCF;
ret = snd_soc_write(codec, WM8940_ADDCNTRL, reg | (div << 4));
reg = snd_soc_read(codec, WM8940_GPIO) & 0xFFCF;
ret = snd_soc_write(codec, WM8940_GPIO, reg | (div << 4));
break;
}
return ret;