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/*
* ac10x.h
*
* (C) Copyright 2017-2018
* Seeed Technology Co., Ltd. <www.seeedstudio.com>
*
* PeterYang <linsheng.yang@seeed.cc>
*
* (C) Copyright 2010-2017
* Reuuimlla Technology Co., Ltd. <www.reuuimllatech.com>
* huangxin <huangxin@reuuimllatech.com>
*
* some simple description for this code
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
*/
#ifndef __AC10X_H__
#define __AC10X_H__
#define AC101_I2C_ID 4
#define _MASTER_AC108 0
#define _MASTER_AC101 1
#define _MASTER_MULTI_CODEC _MASTER_AC101
/* enable headset detecting & headset button pressing */
#define CONFIG_AC101_SWITCH_DETECT
/* obsolete */
#define CONFIG_AC10X_TRIG_LOCK 0
#ifdef AC101_DEBG
#define AC101_DBG(format,args...) printk("[AC101] %s() L%d " format, __func__, __LINE__, ##args)
#else
#define AC101_DBG(...)
#endif
#include <linux/version.h>
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,18,0)
#define __NO_SND_SOC_CODEC_DRV 1
#else
#define __NO_SND_SOC_CODEC_DRV 0
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,4,0)
#if __has_attribute(__fallthrough__)
# define fallthrough __attribute__((__fallthrough__))
#else
# define fallthrough do {} while (0) /* fallthrough */
#endif
#endif
#if __NO_SND_SOC_CODEC_DRV
#define codec component
#define snd_soc_codec snd_soc_component
#define snd_soc_codec_driver snd_soc_component_driver
#define snd_soc_codec_get_drvdata snd_soc_component_get_drvdata
#define snd_soc_codec_get_dapm snd_soc_component_get_dapm
#define snd_soc_codec_get_bias_level snd_soc_component_get_bias_level
#define snd_soc_kcontrol_codec snd_soc_kcontrol_component
#define snd_soc_read snd_soc_component_read32
#define snd_soc_register_codec snd_soc_register_component
#define snd_soc_unregister_codec snd_soc_unregister_component
#define snd_soc_update_bits snd_soc_component_update_bits
#define snd_soc_write snd_soc_component_write
#define snd_soc_add_codec_controls snd_soc_add_component_controls
#endif
#ifdef CONFIG_AC101_SWITCH_DETECT
enum headphone_mode_u {
HEADPHONE_IDLE,
FOUR_HEADPHONE_PLUGIN,
THREE_HEADPHONE_PLUGIN,
};
#endif
struct ac10x_priv {
struct i2c_client *i2c[4];
struct regmap* i2cmap[4];
int codec_cnt;
unsigned sysclk;
#define _FREQ_24_576K 24576000
#define _FREQ_22_579K 22579200
unsigned mclk; /* master clock or aif_clock/aclk */
int clk_id;
unsigned char i2s_mode;
unsigned char data_protocol;
struct delayed_work dlywork;
int tdm_chips_cnt;
int sysclk_en;
/* member for ac101 .begin */
struct snd_soc_codec *codec;
struct i2c_client *i2c101;
struct regmap* regmap101;
struct mutex dac_mutex;
u8 dac_enable;
spinlock_t lock;
u8 aif1_clken;
struct work_struct codec_resume;
struct gpio_desc* gpiod_spk_amp_gate;
#ifdef CONFIG_AC101_SWITCH_DETECT
struct gpio_desc* gpiod_irq;
long irq;
volatile int irq_cntr;
volatile int pullout_cntr;
volatile int state;
enum headphone_mode_u mode;
struct work_struct work_switch;
struct work_struct work_clear_irq;
struct input_dev* inpdev;
#endif
/* member for ac101 .end */
};
/* AC101 DAI operations */
int ac101_audio_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai);
void ac101_aif_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai);
int ac101_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt);
int ac101_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *codec_dai);
int ac101_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai);
int ac101_aif_mute(struct snd_soc_dai *codec_dai, int mute);
/* codec driver specific */
int ac101_codec_probe(struct snd_soc_codec *codec);
int ac101_codec_remove(struct snd_soc_codec *codec);
int ac101_codec_suspend(struct snd_soc_codec *codec);
int ac101_codec_resume(struct snd_soc_codec *codec);
int ac101_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level);
/* i2c device specific */
int ac101_probe(struct i2c_client *i2c, const struct i2c_device_id *id);
void ac101_shutdown(struct i2c_client *i2c);
int ac101_remove(struct i2c_client *i2c);
int ac10x_fill_regcache(struct device* dev, struct regmap* map);
#endif//__AC10X_H__
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