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/* 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;
};
#if IS_ENABLED(CONFIG_SND_SOC_MT6359_ACCDET)
int mt6359_accdet_enable_jack_detect(struct snd_soc_component *component,
struct snd_soc_jack *jack);
#else
static inline int
mt6359_accdet_enable_jack_detect(struct snd_soc_component *component,
struct snd_soc_jack *jack)
{
return -EOPNOTSUPP;
}
#endif
#endif
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