Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-13 09:20:17 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

ASoC: sdm845: Add support for Secondary MI2S interface

Browse Source 
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>
This commit is contained in:
Rohit kumar 2018-11-16 13:11:58 +05:30 committed by Mark Brown
parent a1849b7dd3
commit 992e75b3c8
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 18 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
sound/soc/qcom/sdm845.c
View File

@ -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) {