[PATCH v2 4/5] ASoC: sdm845: Add configuration for headset codec

[Cheng-Yi Chiang]

Set DAI format and sysclk for headset codec.

Signed-off-by: Cheng-Yi Chiang <cychi...@chromium.org>
---
 sound/soc/qcom/sdm845.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c
index d0df7ec6042e2..1db8ef6682233 100644
--- a/sound/soc/qcom/sdm845.c
+++ b/sound/soc/qcom/sdm845.c
@@ -14,6 +14,7 @@
 #include <uapi/linux/input-event-codes.h>
 #include "common.h"
 #include "qdsp6/q6afe.h"
+#include "../codecs/rt5663.h"
 
 #define DEFAULT_SAMPLE_RATE_48K                48000
 #define DEFAULT_MCLK_RATE              24576000
@@ -125,9 +126,27 @@ static int sdm845_snd_hw_params(struct snd_pcm_substream 
*substream,
 {
        struct snd_soc_pcm_runtime *rtd = substream->private_data;
        struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
        int ret = 0;
 
        switch (cpu_dai->id) {
+       case PRIMARY_MI2S_RX:
+       case PRIMARY_MI2S_TX:
+               /*
+                * Use ASRC for internal clocks, as PLL rate isn't multiple
+                * of BCLK.
+                */
+               rt5663_sel_asrc_clk_src(
+                       codec_dai->component,
+                       RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER,
+                       RT5663_CLK_SEL_I2S1_ASRC);
+               ret = snd_soc_dai_set_sysclk(
+                       codec_dai, RT5663_SCLK_S_MCLK, DEFAULT_MCLK_RATE,
+                       SND_SOC_CLOCK_IN);
+               if (ret < 0)
+                       dev_err(rtd->dev,
+                               "snd_soc_dai_set_sysclk err = %d\n", ret);
+               break;
        case QUATERNARY_TDM_RX_0:
        case QUATERNARY_TDM_TX_0:
                ret = sdm845_tdm_snd_hw_params(substream, params);
@@ -202,6 +221,7 @@ static int sdm845_snd_startup(struct snd_pcm_substream 
*substream)
        switch (cpu_dai->id) {
        case PRIMARY_MI2S_RX:
        case PRIMARY_MI2S_TX:
+               codec_dai_fmt |= SND_SOC_DAIFMT_NB_NF;
                if (++(data->pri_mi2s_clk_count) == 1) {
                        snd_soc_dai_set_sysclk(cpu_dai,
                                Q6AFE_LPASS_CLK_ID_MCLK_1,
@@ -211,6 +231,7 @@ static int sdm845_snd_startup(struct snd_pcm_substream 
*substream)
                                MI2S_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
                }
                snd_soc_dai_set_fmt(cpu_dai, fmt);
+               snd_soc_dai_set_fmt(codec_dai, codec_dai_fmt);
                break;
 
        case SECONDARY_MI2S_TX:
-- 
2.20.0.rc0.387.gc7a69e6b6c-goog