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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* cs42l42.h -- CS42L42 ALSA SoC audio driver header
*
* Copyright 2016-2022 Cirrus Logic, Inc.
*
* Author: James Schulman <james.schulman@cirrus.com>
* Author: Brian Austin <brian.austin@cirrus.com>
* Author: Michael White <michael.white@cirrus.com>
*/
#ifndef __CS42L42_H__
#define __CS42L42_H__
#include <dt-bindings/sound/cs42l42.h>
#include <linux/device.h>
#include <linux/gpio.h>
#include <linux/mutex.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/soundwire/sdw.h>
#include <sound/jack.h>
#include <sound/cs42l42.h>
#include <sound/soc-component.h>
#include <sound/soc-dai.h>
struct cs42l42_private {
struct regmap *regmap;
struct device *dev;
struct regulator_bulk_data supplies[CS42L42_NUM_SUPPLIES];
struct gpio_desc *reset_gpio;
struct completion pdn_done;
struct snd_soc_jack *jack;
struct sdw_slave *sdw_peripheral;
struct mutex irq_lock;
int devid;
int irq;
int pll_config;
u32 sclk;
u32 sample_rate;
u32 bclk_ratio;
u8 plug_state;
u8 hs_type;
u8 ts_inv;
u8 ts_dbnc_rise;
u8 ts_dbnc_fall;
u8 btn_det_init_dbnce;
u8 btn_det_event_dbnce;
u8 bias_thresholds[CS42L42_NUM_BIASES];
u8 hs_bias_ramp_rate;
u8 hs_bias_ramp_time;
u8 hs_bias_sense_en;
u8 stream_use;
bool hp_adc_up_pending;
bool suspended;
bool sdw_waiting_first_unattach;
bool init_done;
};
extern const struct regmap_range_cfg cs42l42_page_range;
extern const struct regmap_config cs42l42_regmap;
extern const struct snd_soc_component_driver cs42l42_soc_component;
extern struct snd_soc_dai_driver cs42l42_dai;
bool cs42l42_readable_register(struct device *dev, unsigned int reg);
bool cs42l42_volatile_register(struct device *dev, unsigned int reg);
int cs42l42_pll_config(struct snd_soc_component *component,
unsigned int clk, unsigned int sample_rate);
void cs42l42_src_config(struct snd_soc_component *component, unsigned int sample_rate);
int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream);
irqreturn_t cs42l42_irq_thread(int irq, void *data);
int cs42l42_suspend(struct device *dev);
int cs42l42_resume(struct device *dev);
void cs42l42_resume_restore(struct device *dev);
int cs42l42_common_probe(struct cs42l42_private *cs42l42,
const struct snd_soc_component_driver *component_drv,
struct snd_soc_dai_driver *dai);
int cs42l42_init(struct cs42l42_private *cs42l42);
void cs42l42_common_remove(struct cs42l42_private *cs42l42);
#endif /* __CS42L42_H__ */
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