linux-kernel - [PATCH] ASoC: qcom: Add support for ALC5682I-VS codec

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Date:   Tue, 23 Nov 2021 10:43:29 +0800
From:   lvzhaoxiong <lvzhaoxiong@...qin.corp-partner.google.com>
To:     broonie@...nel.org, lgirdwood@...il.com
Cc:     alsa-devel@...a-project.org, judyhsiao@...gle.com,
        derek.fang@...ltek.com, albertchen@...ltek.com,
        linux-kernel@...r.kernel.org,
        lvzhaoxiong <lvzhaoxiong@...qin.corp-partner.google.com>
Subject: [PATCH] ASoC: qcom: Add support for ALC5682I-VS codec

Qcom machine driver adds rt5682s support in this patch.
Card name can be specified from dts by model property, and driver makes
use of the name to distinguish which headset codec is on the board.

Signed-off-by: lvzhaoxiong <lvzhaoxiong@...qin.corp-partner.google.com>
---
 sound/soc/qcom/Kconfig  |  1 +
 sound/soc/qcom/sc7180.c | 24 +++++++++++++++++++-----
 2 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig
index b2173847dc47..cf3e151bb635 100644
--- a/sound/soc/qcom/Kconfig
+++ b/sound/soc/qcom/Kconfig
@@ -169,6 +169,7 @@ config SND_SOC_SC7180
 	select SND_SOC_LPASS_SC7180
 	select SND_SOC_MAX98357A
 	select SND_SOC_RT5682_I2C
+	select SND_SOC_RT5682S
 	select SND_SOC_ADAU7002
 	help
 	  To add support for audio on Qualcomm Technologies Inc.
diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c
index 768566bb57a5..2fff764a00a7 100644
--- a/sound/soc/qcom/sc7180.c
+++ b/sound/soc/qcom/sc7180.c
@@ -17,6 +17,7 @@
 #include <uapi/linux/input-event-codes.h>
 
 #include "../codecs/rt5682.h"
+#include "../codecs/rt5682s.h"
 #include "common.h"
 #include "lpass.h"
 
@@ -128,7 +129,21 @@ static int sc7180_snd_startup(struct snd_pcm_substream *substream)
 	struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
-	int ret;
+	int pll_id, pll_source, pll_in, pll_out, clk_id, ret;
+
+	if (!(strcmp(card->name, "sc7180-rt5682-max98357a-1mic"))) {
+		pll_source = RT5682_PLL1_S_MCLK;
+		pll_id = 0;
+		clk_id = RT5682_SCLK_S_PLL1;
+		pll_out = RT5682_PLL1_FREQ;
+		pll_in = DEFAULT_MCLK_RATE;
+	} else if (!(strcmp(card->name, "sc7180-rt5682s-max98357a-1mic"))) {
+		pll_source = RT5682S_PLL_S_MCLK;
+		pll_id = RT5682S_PLL2;
+		clk_id = RT5682S_SCLK_S_PLL2;
+		pll_out = RT5682_PLL1_FREQ;
+		pll_in = DEFAULT_MCLK_RATE;
+	}
 
 	switch (cpu_dai->id) {
 	case MI2S_PRIMARY:
@@ -145,16 +160,15 @@ static int sc7180_snd_startup(struct snd_pcm_substream *substream)
 				    SND_SOC_DAIFMT_I2S);
 
 		/* Configure PLL1 for codec */
-		ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK,
-					  DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ);
+		ret = snd_soc_dai_set_pll(codec_dai, pll_id, pll_source,
+					  pll_in, pll_out);
 		if (ret) {
 			dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
 			return ret;
 		}
 
 		/* Configure sysclk for codec */
-		ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
-					     RT5682_PLL1_FREQ,
+		ret = snd_soc_dai_set_sysclk(codec_dai, clk_id, pll_out,
 					     SND_SOC_CLOCK_IN);
 		if (ret)
 			dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n",
-- 
2.17.1