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ASoC: rt5665: force using PLL if MCLK is not suitable 

Idealy PLL will be set in machine driver if MCLK doesn't meet the
requirement of codec. To let the codec driver be more general, we
can use a common PLL setting once sysclk/pll doesn't set properly
in machine driver.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Bard Liao 2017-07-14 14:36:32 +08:00 committed by Mark Brown
parent 5771a8c088
commit fa05899c12
1 changed files with 6 additions and 3 deletions
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9
sound/soc/codecs/rt5665.c
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@ -4098,9 +4098,12 @@ static int rt5665_hw_params(struct snd_pcm_substream *substream,
rt5665->lrck[dai->id] = params_rate(params);
pre_div = rl6231_get_clk_info(rt5665->sysclk, rt5665->lrck[dai->id]);
if (pre_div < 0) {
dev_err(codec->dev, "Unsupported clock setting %d for DAI %d\n",
rt5665->lrck[dai->id], dai->id);
return -EINVAL;
dev_warn(codec->dev, "Force using PLL");
snd_soc_codec_set_pll(codec, 0, RT5665_PLL1_S_MCLK,
rt5665->sysclk, rt5665->lrck[dai->id] * 512);
snd_soc_codec_set_sysclk(codec, RT5665_SCLK_S_PLL1, 0,
rt5665->lrck[dai->id] * 512, 0);
pre_div = 1;
}
frame_size = snd_soc_params_to_frame_size(params);
if (frame_size < 0) {