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authorMac Chiang <mac.chiang@intel.com>2022-01-20 08:40:12 +0300
committerMark Brown <broonie@kernel.org>2022-01-24 16:31:59 +0300
commitdbf2f8e3fecd5b2197f406f26fed26042664044e (patch)
tree8eb1ebb6ee84c45b379312a34412265ed2d56966 /sound/soc/intel/boards/sof_rt5682.c
parent330dc18356e697eaf9796732b6acbdf948022136 (diff)
downloadlinux-dbf2f8e3fecd5b2197f406f26fed26042664044e.tar.xz
ASoC: Intel: sof_rt5682: add 512FS MCLK clock configuration
codec system clock source support 512FS MCLK synchronous directly, so no need to set PLL configuration when MCLK 24.576MHz. Suggested-by: Shuming Fan <shumingf@realtek.com> Signed-off-by: Mac Chiang <mac.chiang@intel.com> Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220120054012.15849-1-mac.chiang@intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/boards/sof_rt5682.c')
-rw-r--r--sound/soc/intel/boards/sof_rt5682.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c
index bd6d2e7dea53..f4e833cbffe1 100644
--- a/sound/soc/intel/boards/sof_rt5682.c
+++ b/sound/soc/intel/boards/sof_rt5682.c
@@ -369,11 +369,16 @@ static int sof_rt5682_hw_params(struct snd_pcm_substream *substream,
pll_out = params_rate(params) * 512;
- /* Configure pll for codec */
- ret = snd_soc_dai_set_pll(codec_dai, pll_id, pll_source, pll_in,
- pll_out);
- if (ret < 0)
- dev_err(rtd->dev, "snd_soc_dai_set_pll err = %d\n", ret);
+ /* when MCLK is 512FS, no need to set PLL configuration additionally. */
+ if (pll_in == pll_out)
+ clk_id = RT5682S_SCLK_S_MCLK;
+ else {
+ /* Configure pll for codec */
+ ret = snd_soc_dai_set_pll(codec_dai, pll_id, pll_source, pll_in,
+ pll_out);
+ if (ret < 0)
+ dev_err(rtd->dev, "snd_soc_dai_set_pll err = %d\n", ret);
+ }
/* Configure sysclk for codec */
ret = snd_soc_dai_set_sysclk(codec_dai, clk_id,