[PATCH 7/7] ASoC: amd: acp: Set bclk as source to set pll for rt5682s codec

From: Venkata Prasad Potturu
Date: Wed Dec 06 2023 - 06:07:54 EST


Some platforms doesn't have reference mclk pin to codec,
so set bclk as a clk source for rt5682s codec pll in tdm mode.

Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx>
---
sound/soc/amd/acp/acp-mach-common.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)

diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c
index b72beb8e9b13..74e83c2dae53 100644
--- a/sound/soc/amd/acp/acp-mach-common.c
+++ b/sound/soc/amd/acp/acp-mach-common.c
@@ -464,6 +464,22 @@ static int acp_card_rt5682s_hw_params(struct snd_pcm_substream *substream,
return ret;
}

+ if (drvdata->tdm_mode) {
+ ret = snd_soc_dai_set_pll(codec_dai, RT5682S_PLL1, RT5682S_PLL_S_BCLK1,
+ 6144000, 49152000);
+ if (ret < 0) {
+ dev_err(rtd->dev, "Failed to set codec PLL: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, RT5682S_SCLK_S_PLL1,
+ 49152000, SND_SOC_CLOCK_IN);
+ if (ret < 0) {
+ dev_err(rtd->dev, "Failed to set codec SYSCLK: %d\n", ret);
+ return ret;
+ }
+ }
+
/* Set tdm/i2s1 master bclk ratio */
ret = snd_soc_dai_set_bclk_ratio(codec_dai, ch * format);
if (ret < 0) {
--
2.25.1