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-rw-r--r--sound/soc/codecs/mt6359-accdet.h128
1 files changed, 128 insertions, 0 deletions
diff --git a/sound/soc/codecs/mt6359-accdet.h b/sound/soc/codecs/mt6359-accdet.h
new file mode 100644
index 000000000..c234f2f42
--- /dev/null
+++ b/sound/soc/codecs/mt6359-accdet.h
@@ -0,0 +1,128 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2021 MediaTek Inc.
+ * Author: Argus Lin <argus.lin@mediatek.com>
+ */
+
+#ifndef _ACCDET_H_
+#define _ACCDET_H_
+
+#include <linux/ctype.h>
+#include <linux/string.h>
+
+#define ACCDET_DEVNAME "accdet"
+
+#define HEADSET_MODE_1 (1)
+#define HEADSET_MODE_2 (2)
+#define HEADSET_MODE_6 (6)
+
+#define MT6359_ACCDET_NUM_BUTTONS 4
+#define MT6359_ACCDET_JACK_MASK (SND_JACK_HEADPHONE | \
+ SND_JACK_HEADSET | \
+ SND_JACK_BTN_0 | \
+ SND_JACK_BTN_1 | \
+ SND_JACK_BTN_2 | \
+ SND_JACK_BTN_3)
+#define MT6359_ACCDET_BTN_MASK (SND_JACK_BTN_0 | \
+ SND_JACK_BTN_1 | \
+ SND_JACK_BTN_2 | \
+ SND_JACK_BTN_3)
+
+enum eint_moisture_status {
+ M_PLUG_IN = 0,
+ M_WATER_IN = 1,
+ M_HP_PLUG_IN = 2,
+ M_PLUG_OUT = 3,
+ M_NO_ACT = 4,
+ M_UNKNOWN = 5,
+};
+
+enum {
+ accdet_state000 = 0,
+ accdet_state001,
+ accdet_state010,
+ accdet_state011,
+ accdet_auxadc,
+ eint_state000,
+ eint_state001,
+ eint_state010,
+ eint_state011,
+ eint_inverter_state000,
+};
+
+struct three_key_threshold {
+ unsigned int mid;
+ unsigned int up;
+ unsigned int down;
+};
+
+struct four_key_threshold {
+ unsigned int mid;
+ unsigned int voice;
+ unsigned int up;
+ unsigned int down;
+};
+
+struct pwm_deb_settings {
+ unsigned int pwm_width;
+ unsigned int pwm_thresh;
+ unsigned int fall_delay;
+ unsigned int rise_delay;
+ unsigned int debounce0;
+ unsigned int debounce1;
+ unsigned int debounce3;
+ unsigned int debounce4;
+ unsigned int eint_pwm_width;
+ unsigned int eint_pwm_thresh;
+ unsigned int eint_debounce0;
+ unsigned int eint_debounce1;
+ unsigned int eint_debounce2;
+ unsigned int eint_debounce3;
+ unsigned int eint_inverter_debounce;
+
+};
+
+struct dts_data {
+ unsigned int mic_vol;
+ unsigned int mic_mode;
+ unsigned int plugout_deb;
+ unsigned int eint_pol;
+ struct pwm_deb_settings *pwm_deb;
+ struct three_key_threshold three_key;
+ struct four_key_threshold four_key;
+ unsigned int moisture_detect_enable;
+ unsigned int eint_detect_mode;
+ unsigned int eint_use_ext_res;
+ unsigned int eint_comp_vth;
+ unsigned int moisture_detect_mode;
+ unsigned int moisture_comp_vth;
+ unsigned int moisture_comp_vref2;
+ unsigned int moisture_use_ext_res;
+};
+
+struct mt6359_accdet {
+ struct snd_soc_jack *jack;
+ struct device *dev;
+ struct regmap *regmap;
+ struct dts_data *data;
+ unsigned int caps;
+ int accdet_irq;
+ int accdet_eint0;
+ int accdet_eint1;
+ struct mutex res_lock; /* lock protection */
+ bool jack_plugged;
+ unsigned int jack_type;
+ unsigned int btn_type;
+ unsigned int accdet_status;
+ unsigned int pre_accdet_status;
+ unsigned int cali_voltage;
+ unsigned int jd_sts;
+ struct work_struct accdet_work;
+ struct workqueue_struct *accdet_workqueue;
+ struct work_struct jd_work;
+ struct workqueue_struct *jd_workqueue;
+};
+
+int mt6359_accdet_enable_jack_detect(struct snd_soc_component *component,
+ struct snd_soc_jack *jack);
+#endif