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* [PATCH] ASoC: qcom: apq8016_sbc: Add SEC_MI2S support
@ 2021-08-01  7:29 Vincent Knecht
  2021-08-04 15:20 ` Srinivas Kandagatla
  0 siblings, 1 reply; 2+ messages in thread
From: Vincent Knecht @ 2021-08-01  7:29 UTC (permalink / raw)
  To: tiwai, perex
  Cc: alsa-devel, linux-kernel, broonie, lgirdwood, bgoswami,
	srinivas.kandagatla, stephan, Vincent Knecht

This patch adds external codec support on secondary mi2s.
It is used for headphones on some devices, eg. alcatel-idol347.

Signed-off-by: Vincent Knecht <vincent.knecht@mailoo.org>
---
 sound/soc/qcom/apq8016_sbc.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c
index 08a05f0ecad7..53460272eb1e 100644
--- a/sound/soc/qcom/apq8016_sbc.c
+++ b/sound/soc/qcom/apq8016_sbc.c
@@ -30,6 +30,11 @@ 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 SPKR_CTL_TLMM_MCLK_EN		BIT(1)
+#define SPKR_CTL_TLMM_SCLK_EN		BIT(2)
+#define SPKR_CTL_TLMM_DATA1_EN		BIT(3)
+#define SPKR_CTL_TLMM_WS_OUT_SEL	BIT(6)
+#define SPKR_CTL_TLMM_WS_EN_SEL		BIT(18)
 #define DEFAULT_MCLK_RATE		9600000
 
 static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
@@ -53,6 +58,13 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
 			MIC_CTRL_TLMM_SCLK_EN,
 			pdata->mic_iomux);
 		break;
+	case MI2S_SECONDARY:
+		/* Configure the Sec MI2S to TLMM */
+		writel(readl(pdata->spkr_iomux) | SPKR_CTL_TLMM_MCLK_EN |
+			SPKR_CTL_TLMM_SCLK_EN | SPKR_CTL_TLMM_DATA1_EN |
+			SPKR_CTL_TLMM_WS_OUT_SEL | SPKR_CTL_TLMM_WS_EN_SEL,
+			pdata->spkr_iomux);
+		break;
 	case MI2S_TERTIARY:
 		writel(readl(pdata->mic_iomux) | MIC_CTRL_TER_WS_SLAVE_SEL |
 			MIC_CTRL_TLMM_SCLK_EN,
-- 
2.31.1




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2021-08-01  7:29 [PATCH] ASoC: qcom: apq8016_sbc: Add SEC_MI2S support Vincent Knecht
2021-08-04 15:20 ` Srinivas Kandagatla

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