add es8326 dt-bindings, commonize headset codec

Merge series from Rui Zhou <zhourui@huaqin.corp-partner.google.com>:

Add dt-bindings for es8326 and codec es8326 support.
Remove duplicate code, commonize headset codec init/exit API.
At the same time, Enable dual amp max98390 for rt5682s.

Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml

@@ -15,6 +15,7 @@ allOf:
 properties:
   compatible:
     enum:
+      - mediatek,mt8188-es8326
       - mediatek,mt8188-mt6359-evb
       - mediatek,mt8188-nau8825
       - mediatek,mt8188-rt5682s

sound/soc/mediatek/Kconfig

@@ -252,6 +252,7 @@ config SND_SOC_MT8188_MT6359
 	select SND_SOC_NAU8315
 	select SND_SOC_NAU8825
 	select SND_SOC_RT5682S
+	select SND_SOC_ES8326
 	help
 	  This adds support for ASoC machine driver for MediaTek MT8188
 	  boards with the MT6359 and other I2S audio codecs.

sound/soc/mediatek/mt8188/mt8188-mt6359.c

@@ -34,6 +34,8 @@
 
 #define NAU8825_HS_PRESENT	BIT(0)
 #define RT5682S_HS_PRESENT	BIT(1)
+#define ES8326_HS_PRESENT	BIT(2)
+#define MAX98390_TWO_AMP	BIT(3)
 /*
  * Maxim MAX98390
  */
@@ -48,6 +50,11 @@
  */
 #define NAU8825_CODEC_DAI  "nau8825-hifi"
 
+/*
+ * ES8326
+ */
+#define ES8326_CODEC_DAI  "ES8326 HiFi"
+
 #define SOF_DMA_DL2 "SOF_DMA_DL2"
 #define SOF_DMA_DL3 "SOF_DMA_DL3"
 #define SOF_DMA_UL4 "SOF_DMA_UL4"
@@ -726,7 +733,7 @@ static int mt8188_max98390_codec_init(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 }
 
-static int mt8188_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
+static int mt8188_headset_codec_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_soc_card *card = rtd->card;
 	struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(card);
@@ -775,68 +782,13 @@ static int mt8188_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 };
 
-static int mt8188_rt5682s_codec_init(struct snd_soc_pcm_runtime *rtd)
-{
-	struct snd_soc_card *card = rtd->card;
-	struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(card);
-	struct mt8188_mt6359_priv *priv = soc_card_data->mach_priv;
-	struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
-	struct snd_soc_jack *jack = &priv->headset_jack;
-	int ret;
-
-	ret = snd_soc_dapm_new_controls(&card->dapm, mt8188_nau8825_widgets,
-					ARRAY_SIZE(mt8188_nau8825_widgets));
-	if (ret) {
-		dev_err(rtd->dev, "unable to add rt5682s card widget, ret %d\n", ret);
-		return ret;
-	}
-
-	ret = snd_soc_add_card_controls(card, mt8188_nau8825_controls,
-					ARRAY_SIZE(mt8188_nau8825_controls));
-	if (ret) {
-		dev_err(rtd->dev, "unable to add rt5682s card controls, ret %d\n", ret);
-		return ret;
-	}
-
-	ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
-					 SND_JACK_HEADSET | SND_JACK_BTN_0 |
-					 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
-					 SND_JACK_BTN_3,
-					 jack,
-					 nau8825_jack_pins,
-					 ARRAY_SIZE(nau8825_jack_pins));
-	if (ret) {
-		dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
-		return ret;
-	}
-
-	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
-	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
-	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
-	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
-	ret = snd_soc_component_set_jack(component, jack, NULL);
-
-	if (ret) {
-		dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
-		return ret;
-	}
-
-	return 0;
-};
-
-static void mt8188_nau8825_codec_exit(struct snd_soc_pcm_runtime *rtd)
+static void mt8188_headset_codec_exit(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
 
 	snd_soc_component_set_jack(component, NULL, NULL);
 }
 
-static void mt8188_rt5682s_codec_exit(struct snd_soc_pcm_runtime *rtd)
-{
-	struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
-
-	snd_soc_component_set_jack(component, NULL, NULL);
-}
 
 static int mt8188_nau8825_hw_params(struct snd_pcm_substream *substream,
 				    struct snd_pcm_hw_params *params)
@@ -943,6 +895,30 @@ static const struct snd_soc_ops mt8188_sof_be_ops = {
 	.hw_params = mt8188_sof_be_hw_params,
 };
 
+static int mt8188_es8326_hw_params(struct snd_pcm_substream *substream,
+				 struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
+	unsigned int rate = params_rate(params);
+	int ret;
+
+	/* Configure MCLK for codec */
+	ret = snd_soc_dai_set_sysclk(codec_dai, 0, rate * 256, SND_SOC_CLOCK_IN);
+	if (ret < 0) {
+		dev_err(codec_dai->dev, "can't set MCLK %d\n", ret);
+		return ret;
+	}
+
+	/* Configure MCLK for cpu */
+	return snd_soc_dai_set_sysclk(cpu_dai, 0, rate * 256, SND_SOC_CLOCK_OUT);
+}
+
+static const struct snd_soc_ops mt8188_es8326_ops = {
+	.hw_params = mt8188_es8326_hw_params,
+};
+
 static struct snd_soc_dai_link mt8188_mt6359_dai_links[] = {
 	/* FE */
 	[DAI_LINK_DL2_FE] = {
@@ -1252,7 +1228,7 @@ static void mt8188_fixup_controls(struct snd_soc_card *card)
 	struct mt8188_card_data *card_data = (struct mt8188_card_data *)priv->private_data;
 	struct snd_kcontrol *kctl;
 
-	if (card_data->quirk & (NAU8825_HS_PRESENT | RT5682S_HS_PRESENT)) {
+	if (card_data->quirk & (NAU8825_HS_PRESENT | RT5682S_HS_PRESENT | ES8326_HS_PRESENT)) {
 		struct snd_soc_dapm_widget *w, *next_w;
 
 		for_each_card_widgets_safe(card, w, next_w) {
@@ -1293,6 +1269,7 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev)
 	struct mt8188_card_data *card_data;
 	struct snd_soc_dai_link *dai_link;
 	bool init_mt6359 = false;
+	bool init_es8326 = false;
 	bool init_nau8825 = false;
 	bool init_rt5682s = false;
 	bool init_max98390 = false;
@@ -1399,7 +1376,14 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev)
 			   strcmp(dai_link->name, "ETDM1_IN_BE") == 0 ||
 			   strcmp(dai_link->name, "ETDM2_IN_BE") == 0) {
 			if (!strcmp(dai_link->codecs->dai_name, MAX98390_CODEC_DAI)) {
+				/*
+				 * The TDM protocol settings with fixed 4 slots are defined in
+				 * mt8188_max98390_ops. Two amps is I2S mode,
+				 * SOC and codec don't require TDM settings.
+				 */
+				if (!(card_data->quirk & MAX98390_TWO_AMP)) {
 					dai_link->ops = &mt8188_max98390_ops;
+				}
 				if (!init_max98390) {
 					dai_link->init = mt8188_max98390_codec_init;
 					init_max98390 = true;
@@ -1407,17 +1391,24 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev)
 			} else if (!strcmp(dai_link->codecs->dai_name, NAU8825_CODEC_DAI)) {
 				dai_link->ops = &mt8188_nau8825_ops;
 				if (!init_nau8825) {
-					dai_link->init = mt8188_nau8825_codec_init;
-					dai_link->exit = mt8188_nau8825_codec_exit;
+					dai_link->init = mt8188_headset_codec_init;
+					dai_link->exit = mt8188_headset_codec_exit;
 					init_nau8825 = true;
 				}
 			} else if (!strcmp(dai_link->codecs->dai_name, RT5682S_CODEC_DAI)) {
 				dai_link->ops = &mt8188_rt5682s_i2s_ops;
 				if (!init_rt5682s) {
-					dai_link->init = mt8188_rt5682s_codec_init;
-					dai_link->exit = mt8188_rt5682s_codec_exit;
+					dai_link->init = mt8188_headset_codec_init;
+					dai_link->exit = mt8188_headset_codec_exit;
 					init_rt5682s = true;
 				}
+			} else if (!strcmp(dai_link->codecs->dai_name, ES8326_CODEC_DAI)) {
+				dai_link->ops = &mt8188_es8326_ops;
+				if (!init_es8326) {
+					dai_link->init = mt8188_headset_codec_init;
+					dai_link->exit = mt8188_headset_codec_exit;
+					init_es8326 = true;
+				}
 			} else {
 				if (strcmp(dai_link->codecs->dai_name, "snd-soc-dummy-dai")) {
 					if (!init_dumb) {
@@ -1457,13 +1448,19 @@ static struct mt8188_card_data mt8188_nau8825_card = {
 
 static struct mt8188_card_data mt8188_rt5682s_card = {
 	.name = "mt8188_rt5682s",
-	.quirk = RT5682S_HS_PRESENT,
+	.quirk = RT5682S_HS_PRESENT | MAX98390_TWO_AMP,
+};
+
+static struct mt8188_card_data mt8188_es8326_card = {
+	.name = "mt8188_es8326",
+	.quirk = ES8326_HS_PRESENT | MAX98390_TWO_AMP,
 };
 
 static const struct of_device_id mt8188_mt6359_dt_match[] = {
 	{ .compatible = "mediatek,mt8188-mt6359-evb", .data = &mt8188_evb_card, },
 	{ .compatible = "mediatek,mt8188-nau8825", .data = &mt8188_nau8825_card, },
 	{ .compatible = "mediatek,mt8188-rt5682s", .data = &mt8188_rt5682s_card, },
+	{ .compatible = "mediatek,mt8188-es8326", .data = &mt8188_es8326_card, },
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, mt8188_mt6359_dt_match);