From 0d95d06a7aae38f3bd61582e00f0cc06b35ca0ab Mon Sep 17 00:00:00 2001 From: Yong Zhi Date: Fri, 17 Jul 2020 16:13:36 -0500 Subject: [PATCH] ASoC: intel: board: sof_rt5682: Update rt1015 pll input clk freq In commit d696a61413b4 ("ASoC: rt1015: Add condition to prevent SoC providing bclk in ratio of 50 times of sample rate."), PLL input at 50fs is no longer supported, the new recommended settings at 48Khz rate are: PLL input SSP bclk ------------------------ 64fs 3.073Mhz 100fs 4.8Mhz (bclk update is reflected in topoplogy.) Signed-off-by: Yong Zhi Signed-off-by: Pierre-Louis Bossart Reviewed-by: Kai Vehmanen Link: https://lore.kernel.org/r/20200717211337.31956-6-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/intel/boards/sof_rt5682.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c index cc8b0f2..61a61dc 100644 --- a/sound/soc/intel/boards/sof_rt5682.c +++ b/sound/soc/intel/boards/sof_rt5682.c @@ -284,8 +284,15 @@ static int sof_rt1015_hw_params(struct snd_pcm_substream *substream, return 0; for_each_rtd_codec_dais(rtd, i, codec_dai) { + /* Set tdm/i2s1 master bclk ratio */ + ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64); + if (ret < 0) { + dev_err(card->dev, "failed to set bclk ratio\n"); + return ret; + } + ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK, - params_rate(params) * 50, + params_rate(params) * 64, params_rate(params) * 256); if (ret < 0) { dev_err(card->dev, "failed to set pll\n"); -- 2.7.4