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ASoC: qcom: apq8016_sbc: Add SEC_MI2S support 

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>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210806114116.895473-1-vincent.knecht@mailoo.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vincent Knecht 2021-08-06 13:41:16 +02:00 committed by Mark Brown
parent ddaa1ed52c
commit 1e2c784542
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1 changed files with 17 additions and 0 deletions
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17
sound/soc/qcom/apq8016_sbc.c
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@ -30,6 +30,13 @@ 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_MASK GENMASK(7, 6)
#define SPKR_CTL_TLMM_WS_OUT_SEL_SEC BIT(6)
#define SPKR_CTL_TLMM_WS_EN_SEL_MASK GENMASK(19, 18)
#define SPKR_CTL_TLMM_WS_EN_SEL_SEC BIT(18)
#define DEFAULT_MCLK_RATE 9600000
static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
@ -40,6 +47,7 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
struct snd_soc_card *card = rtd->card;
struct apq8016_sbc_data *pdata = snd_soc_card_get_drvdata(card);
int i, rval;
u32 value;
switch (cpu_dai->id) {
case MI2S_PRIMARY:
@ -53,6 +61,15 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd)
MIC_CTRL_TLMM_SCLK_EN,
pdata->mic_iomux);
break;
case MI2S_SECONDARY:
/* Clear TLMM_WS_OUT_SEL and TLMM_WS_EN_SEL fields */
value = readl(pdata->spkr_iomux) &
~(SPKR_CTL_TLMM_WS_OUT_SEL_MASK | SPKR_CTL_TLMM_WS_EN_SEL_MASK);
/* Configure the Sec MI2S to TLMM */
writel(value | SPKR_CTL_TLMM_MCLK_EN | SPKR_CTL_TLMM_SCLK_EN |
SPKR_CTL_TLMM_DATA1_EN | SPKR_CTL_TLMM_WS_OUT_SEL_SEC |
SPKR_CTL_TLMM_WS_EN_SEL_SEC, pdata->spkr_iomux);
break;
case MI2S_TERTIARY:
writel(readl(pdata->mic_iomux) | MIC_CTRL_TER_WS_SLAVE_SEL |
MIC_CTRL_TLMM_SCLK_EN,