ASoC: sdm845: Add support for Secondary MI2S interface

Add support to configure bit clock for secondary MI2S
TX interface.

Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c
index 84e6ee7..58593db 100644 (file)
--- a/sound/soc/qcom/sdm845.c
+++ b/sound/soc/qcom/sdm845.c
@@ -19,6 +19,7 @@
 struct sdm845_snd_data {
        struct snd_soc_card *card;
        uint32_t pri_mi2s_clk_count;
+       uint32_t sec_mi2s_clk_count;
        uint32_t quat_tdm_clk_count;
 };
 
@@ -121,6 +122,15 @@ static int sdm845_snd_startup(struct snd_pcm_substream *substream)
                snd_soc_dai_set_fmt(cpu_dai, fmt);
                break;
 
+       case SECONDARY_MI2S_TX:
+               if (++(data->sec_mi2s_clk_count) == 1) {
+                       snd_soc_dai_set_sysclk(cpu_dai,
+                               Q6AFE_LPASS_CLK_ID_SEC_MI2S_IBIT,
+                               MI2S_BCLK_RATE, SNDRV_PCM_STREAM_CAPTURE);
+               }
+               snd_soc_dai_set_fmt(cpu_dai, fmt);
+               break;
+
        case QUATERNARY_TDM_RX_0:
        case QUATERNARY_TDM_TX_0:
                if (++(data->quat_tdm_clk_count) == 1) {
@@ -157,6 +167,14 @@ static void  sdm845_snd_shutdown(struct snd_pcm_substream *substream)
                };
                break;
 
+       case SECONDARY_MI2S_TX:
+               if (--(data->sec_mi2s_clk_count) == 0) {
+                       snd_soc_dai_set_sysclk(cpu_dai,
+                               Q6AFE_LPASS_CLK_ID_SEC_MI2S_IBIT,
+                               0, SNDRV_PCM_STREAM_CAPTURE);
+               }
+               break;
+
        case QUATERNARY_TDM_RX_0:
        case QUATERNARY_TDM_TX_0:
                if (--(data->quat_tdm_clk_count) == 0) {