223 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * da7219-aad.h - DA7322 ASoC AAD Driver4 *5 * Copyright (c) 2015 Dialog Semiconductor Ltd.6 *7 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>8 */9 10#ifndef __DA7219_AAD_H11#define __DA7219_AAD_H12 13#include <linux/timer.h>14#include <linux/mutex.h>15#include <sound/soc.h>16#include <sound/jack.h>17#include <sound/da7219-aad.h>18 19/*20 * Registers21 */22 23#define DA7219_ACCDET_STATUS_A 0xC024#define DA7219_ACCDET_STATUS_B 0xC125#define DA7219_ACCDET_IRQ_EVENT_A 0xC226#define DA7219_ACCDET_IRQ_EVENT_B 0xC327#define DA7219_ACCDET_IRQ_MASK_A 0xC428#define DA7219_ACCDET_IRQ_MASK_B 0xC529#define DA7219_ACCDET_CONFIG_1 0xC630#define DA7219_ACCDET_CONFIG_2 0xC731#define DA7219_ACCDET_CONFIG_3 0xC832#define DA7219_ACCDET_CONFIG_4 0xC933#define DA7219_ACCDET_CONFIG_5 0xCA34#define DA7219_ACCDET_CONFIG_6 0xCB35#define DA7219_ACCDET_CONFIG_7 0xCC36#define DA7219_ACCDET_CONFIG_8 0xCD37 38 39/*40 * Bit Fields41 */42 43/* DA7219_ACCDET_STATUS_A = 0xC0 */44#define DA7219_JACK_INSERTION_STS_SHIFT 045#define DA7219_JACK_INSERTION_STS_MASK (0x1 << 0)46#define DA7219_JACK_TYPE_STS_SHIFT 147#define DA7219_JACK_TYPE_STS_MASK (0x1 << 1)48#define DA7219_JACK_PIN_ORDER_STS_SHIFT 249#define DA7219_JACK_PIN_ORDER_STS_MASK (0x1 << 2)50#define DA7219_MICBIAS_UP_STS_SHIFT 351#define DA7219_MICBIAS_UP_STS_MASK (0x1 << 3)52 53/* DA7219_ACCDET_STATUS_B = 0xC1 */54#define DA7219_BUTTON_TYPE_STS_SHIFT 055#define DA7219_BUTTON_TYPE_STS_MASK (0xFF << 0)56 57/* DA7219_ACCDET_IRQ_EVENT_A = 0xC2 */58#define DA7219_E_JACK_INSERTED_SHIFT 059#define DA7219_E_JACK_INSERTED_MASK (0x1 << 0)60#define DA7219_E_JACK_REMOVED_SHIFT 161#define DA7219_E_JACK_REMOVED_MASK (0x1 << 1)62#define DA7219_E_JACK_DETECT_COMPLETE_SHIFT 263#define DA7219_E_JACK_DETECT_COMPLETE_MASK (0x1 << 2)64 65/* DA7219_ACCDET_IRQ_EVENT_B = 0xC3 */66#define DA7219_E_BUTTON_A_PRESSED_SHIFT 067#define DA7219_E_BUTTON_A_PRESSED_MASK (0x1 << 0)68#define DA7219_E_BUTTON_B_PRESSED_SHIFT 169#define DA7219_E_BUTTON_B_PRESSED_MASK (0x1 << 1)70#define DA7219_E_BUTTON_C_PRESSED_SHIFT 271#define DA7219_E_BUTTON_C_PRESSED_MASK (0x1 << 2)72#define DA7219_E_BUTTON_D_PRESSED_SHIFT 373#define DA7219_E_BUTTON_D_PRESSED_MASK (0x1 << 3)74#define DA7219_E_BUTTON_D_RELEASED_SHIFT 475#define DA7219_E_BUTTON_D_RELEASED_MASK (0x1 << 4)76#define DA7219_E_BUTTON_C_RELEASED_SHIFT 577#define DA7219_E_BUTTON_C_RELEASED_MASK (0x1 << 5)78#define DA7219_E_BUTTON_B_RELEASED_SHIFT 679#define DA7219_E_BUTTON_B_RELEASED_MASK (0x1 << 6)80#define DA7219_E_BUTTON_A_RELEASED_SHIFT 781#define DA7219_E_BUTTON_A_RELEASED_MASK (0x1 << 7)82 83/* DA7219_ACCDET_IRQ_MASK_A = 0xC4 */84#define DA7219_M_JACK_INSERTED_SHIFT 085#define DA7219_M_JACK_INSERTED_MASK (0x1 << 0)86#define DA7219_M_JACK_REMOVED_SHIFT 187#define DA7219_M_JACK_REMOVED_MASK (0x1 << 1)88#define DA7219_M_JACK_DETECT_COMPLETE_SHIFT 289#define DA7219_M_JACK_DETECT_COMPLETE_MASK (0x1 << 2)90 91/* DA7219_ACCDET_IRQ_MASK_B = 0xC5 */92#define DA7219_M_BUTTON_A_PRESSED_SHIFT 093#define DA7219_M_BUTTON_A_PRESSED_MASK (0x1 << 0)94#define DA7219_M_BUTTON_B_PRESSED_SHIFT 195#define DA7219_M_BUTTON_B_PRESSED_MASK (0x1 << 1)96#define DA7219_M_BUTTON_C_PRESSED_SHIFT 297#define DA7219_M_BUTTON_C_PRESSED_MASK (0x1 << 2)98#define DA7219_M_BUTTON_D_PRESSED_SHIFT 399#define DA7219_M_BUTTON_D_PRESSED_MASK (0x1 << 3)100#define DA7219_M_BUTTON_D_RELEASED_SHIFT 4101#define DA7219_M_BUTTON_D_RELEASED_MASK (0x1 << 4)102#define DA7219_M_BUTTON_C_RELEASED_SHIFT 5103#define DA7219_M_BUTTON_C_RELEASED_MASK (0x1 << 5)104#define DA7219_M_BUTTON_B_RELEASED_SHIFT 6105#define DA7219_M_BUTTON_B_RELEASED_MASK (0x1 << 6)106#define DA7219_M_BUTTON_A_RELEASED_SHIFT 7107#define DA7219_M_BUTTON_A_RELEASED_MASK (0x1 << 7)108 109/* DA7219_ACCDET_CONFIG_1 = 0xC6 */110#define DA7219_ACCDET_EN_SHIFT 0111#define DA7219_ACCDET_EN_MASK (0x1 << 0)112#define DA7219_BUTTON_CONFIG_SHIFT 1113#define DA7219_BUTTON_CONFIG_MASK (0x7 << 1)114#define DA7219_MIC_DET_THRESH_SHIFT 4115#define DA7219_MIC_DET_THRESH_MASK (0x3 << 4)116#define DA7219_JACK_TYPE_DET_EN_SHIFT 6117#define DA7219_JACK_TYPE_DET_EN_MASK (0x1 << 6)118#define DA7219_PIN_ORDER_DET_EN_SHIFT 7119#define DA7219_PIN_ORDER_DET_EN_MASK (0x1 << 7)120 121/* DA7219_ACCDET_CONFIG_2 = 0xC7 */122#define DA7219_ACCDET_PAUSE_SHIFT 0123#define DA7219_ACCDET_PAUSE_MASK (0x1 << 0)124#define DA7219_JACKDET_DEBOUNCE_SHIFT 1125#define DA7219_JACKDET_DEBOUNCE_MASK (0x7 << 1)126#define DA7219_JACK_DETECT_RATE_SHIFT 4127#define DA7219_JACK_DETECT_RATE_MASK (0x3 << 4)128#define DA7219_JACKDET_REM_DEB_SHIFT 6129#define DA7219_JACKDET_REM_DEB_MASK (0x3 << 6)130 131/* DA7219_ACCDET_CONFIG_3 = 0xC8 */132#define DA7219_A_D_BUTTON_THRESH_SHIFT 0133#define DA7219_A_D_BUTTON_THRESH_MASK (0xFF << 0)134 135/* DA7219_ACCDET_CONFIG_4 = 0xC9 */136#define DA7219_D_B_BUTTON_THRESH_SHIFT 0137#define DA7219_D_B_BUTTON_THRESH_MASK (0xFF << 0)138 139/* DA7219_ACCDET_CONFIG_5 = 0xCA */140#define DA7219_B_C_BUTTON_THRESH_SHIFT 0141#define DA7219_B_C_BUTTON_THRESH_MASK (0xFF << 0)142 143/* DA7219_ACCDET_CONFIG_6 = 0xCB */144#define DA7219_C_MIC_BUTTON_THRESH_SHIFT 0145#define DA7219_C_MIC_BUTTON_THRESH_MASK (0xFF << 0)146 147/* DA7219_ACCDET_CONFIG_7 = 0xCC */148#define DA7219_BUTTON_AVERAGE_SHIFT 0149#define DA7219_BUTTON_AVERAGE_MASK (0x3 << 0)150#define DA7219_ADC_1_BIT_REPEAT_SHIFT 2151#define DA7219_ADC_1_BIT_REPEAT_MASK (0x3 << 2)152#define DA7219_PIN_ORDER_FORCE_SHIFT 4153#define DA7219_PIN_ORDER_FORCE_MASK (0x1 << 4)154#define DA7219_JACK_TYPE_FORCE_SHIFT 5155#define DA7219_JACK_TYPE_FORCE_MASK (0x1 << 5)156 157/* DA7219_ACCDET_CONFIG_8 = 0xCD */158#define DA7219_HPTEST_EN_SHIFT 0159#define DA7219_HPTEST_EN_MASK (0x1 << 0)160#define DA7219_HPTEST_RES_SEL_SHIFT 1161#define DA7219_HPTEST_RES_SEL_MASK (0x3 << 1)162#define DA7219_HPTEST_RES_SEL_1KOHMS (0x0 << 1)163#define DA7219_HPTEST_COMP_SHIFT 4164#define DA7219_HPTEST_COMP_MASK (0x1 << 4)165 166 167#define DA7219_AAD_MAX_BUTTONS 4168#define DA7219_AAD_REPORT_ALL_MASK (SND_JACK_MECHANICAL | \169 SND_JACK_HEADSET | SND_JACK_LINEOUT | \170 SND_JACK_BTN_0 | SND_JACK_BTN_1 | \171 SND_JACK_BTN_2 | SND_JACK_BTN_3)172 173#define DA7219_AAD_MICBIAS_CHK_DELAY 10174#define DA7219_AAD_MICBIAS_CHK_RETRIES 5175 176#define DA7219_AAD_HPTEST_RAMP_FREQ 0x28177#define DA7219_AAD_HPTEST_RAMP_FREQ_INT_OSC 0x4D178#define DA7219_AAD_HPTEST_PERIOD 65179#define DA7219_AAD_HPTEST_INT_OSC_PATH_DELAY 20180 181enum da7219_aad_event_regs {182 DA7219_AAD_IRQ_REG_A = 0,183 DA7219_AAD_IRQ_REG_B,184 DA7219_AAD_IRQ_REG_MAX,185};186 187/* Private data */188struct da7219_aad_priv {189 struct snd_soc_component *component;190 int irq;191 int gnd_switch_delay;192 193 u8 micbias_pulse_lvl;194 u32 micbias_pulse_time;195 196 u8 btn_cfg;197 198 struct work_struct btn_det_work;199 struct work_struct hptest_work;200 struct delayed_work jack_det_work;201 struct workqueue_struct *aad_wq;202 203 struct snd_soc_jack *jack;204 bool micbias_resume_enable;205 bool jack_inserted;206};207 208/* AAD control */209void da7219_aad_jack_det(struct snd_soc_component *component, struct snd_soc_jack *jack);210 211/* Suspend/Resume */212void da7219_aad_suspend(struct snd_soc_component *component);213void da7219_aad_resume(struct snd_soc_component *component);214 215/* Init/Exit */216int da7219_aad_init(struct snd_soc_component *component);217void da7219_aad_exit(struct snd_soc_component *component);218 219/* I2C Probe */220int da7219_aad_probe(struct i2c_client *i2c);221 222#endif /* __DA7219_AAD_H */223