[PATCH 3/3] ASoC: mediatek: mt8188-mt6359: Add headset jack detect support

["Nícolas F. R. A. Prado" <nfraprado@collabora.com>]

Enable headset jack detection for MT8188 platforms using the MT6359
ACCDET block for it.

Co-developed-by: Zoran Zhan <zoran.zhan@mediatek.com>
Signed-off-by: Zoran Zhan <zoran.zhan@mediatek.com>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
---
 sound/soc/mediatek/mt8188/mt8188-mt6359.c | 43 +++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/sound/soc/mediatek/mt8188/mt8188-mt6359.c b/sound/soc/mediatek/mt8188/mt8188-mt6359.c
index 2d0d04e0232da07ba43a030b14853322427d55e7..4e19e6cfad1e1f42863b2e2f27131f880c5883bf 100644
--- a/sound/soc/mediatek/mt8188/mt8188-mt6359.c
+++ b/sound/soc/mediatek/mt8188/mt8188-mt6359.c
@@ -17,6 +17,7 @@
 #include "mt8188-afe-common.h"
 #include "../../codecs/nau8825.h"
 #include "../../codecs/mt6359.h"
+#include "../../codecs/mt6359-accdet.h"
 #include "../../codecs/rt5682.h"
 #include "../common/mtk-afe-platform-driver.h"
 #include "../common/mtk-soundcard-driver.h"
@@ -266,6 +267,17 @@ static struct snd_soc_jack_pin nau8825_jack_pins[] = {
 	},
 };
 
+static struct snd_soc_jack_pin mt8188_headset_jack_pins[] = {
+	{
+		.pin    = "Headphone",
+		.mask   = SND_JACK_HEADPHONE,
+	},
+	{
+		.pin    = "Headset Mic",
+		.mask   = SND_JACK_MICROPHONE,
+	},
+};
+
 static const struct snd_kcontrol_new mt8188_dumb_spk_controls[] = {
 	SOC_DAPM_PIN_SWITCH("Ext Spk"),
 };
@@ -500,6 +512,35 @@ static int mt8188_mt6359_mtkaif_calibration(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 }
 
+static int mt8188_mt6359_accdet_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(rtd->card);
+	struct snd_soc_jack *jack = &soc_card_data->card_data->jacks[MT8188_JACK_HEADSET];
+	int ret;
+
+	if (!soc_card_data->accdet)
+		return 0;
+
+	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, mt8188_headset_jack_pins,
+				   ARRAY_SIZE(mt8188_headset_jack_pins));
+	if (ret) {
+		dev_err(rtd->dev, "Headset Jack create failed: %d\n", ret);
+		return ret;
+	}
+
+	ret = mt6359_accdet_enable_jack_detect(soc_card_data->accdet, jack);
+	if (ret) {
+		dev_err(rtd->dev, "Headset Jack enable failed: %d\n", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
 static int mt8188_mt6359_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_soc_component *cmpnt_codec =
@@ -512,6 +553,8 @@ static int mt8188_mt6359_init(struct snd_soc_pcm_runtime *rtd)
 	/* mtkaif calibration */
 	mt8188_mt6359_mtkaif_calibration(rtd);
 
+	mt8188_mt6359_accdet_init(rtd);
+
 	return 0;
 }
 

-- 
2.48.1