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[2/3] ASoC: qcom: apq8016-sbc: set default mclk rate

Message ID 20170717135410.26812-3-srinivas.kandagatla@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Srinivas Kandagatla July 17, 2017, 1:54 p.m. UTC 
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

MCLK for internal audio codec is expected to be at 9.6MHz by default.
This patch adds support to 9.6MHz to make the default case possible.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 sound/soc/qcom/apq8016_sbc.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c
index d084d7468299..1064c1b85c63 100644
--- a/sound/soc/qcom/apq8016_sbc.c
+++ b/sound/soc/qcom/apq8016_sbc.c
@@ -34,10 +34,12 @@  struct apq8016_sbc_data {
 #define MIC_CTRL_QUA_WS_SLAVE_SEL_10	BIT(17)
 #define MIC_CTRL_TLMM_SCLK_EN		BIT(1)
 #define	SPKR_CTL_PRI_WS_SLAVE_SEL_11	(BIT(17) | BIT(16))
+#define DEFAULT_MCLK_RATE		9600000
 
 static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+	struct snd_soc_dai *codec_dai = rtd->codec_dai;
 	struct snd_soc_card *card = rtd->card;
 	struct apq8016_sbc_data *pdata = snd_soc_card_get_drvdata(card);
 	int rval = 0;
@@ -68,6 +70,10 @@  static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
 
 	}
 
+	/* Set default mclk for internal codec */
+	snd_soc_dai_set_sysclk(codec_dai, 0, DEFAULT_MCLK_RATE,
+			       SND_SOC_CLOCK_IN);
+
 	return rval;
 }