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/*
* wm8994_samsung.h -- WM8994 Soc Audio driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _WM8994_SAMSUNG_H
#define _WM8994_SAMSUNG_H
#include <sound/soc.h>
#include <linux/mfd/wm8994/wm8994_pdata.h>
/* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
#define WM8994_SYSCLK_MCLK1 1
#define WM8994_SYSCLK_MCLK2 2
#define WM8994_SYSCLK_FLL1 3
#define WM8994_SYSCLK_FLL2 4
#define WM8994_FLL1 1
#define WM8994_FLL2 2
/* Added belows codes by Samsung Electronics.*/
#include "wm8994_def.h"
#define WM8994_SYSCLK_MCLK 1
#define WM8994_SYSCLK_FLL 2
//#define WM8994_CACHE_SIZE 1570
#define AUDIO_COMMON_DEBUG 0
#define DEACTIVE 0x00
#define PLAYBACK_ACTIVE 0x01
#define CAPTURE_ACTIVE 0x02
#define CALL_ACTIVE 0x04
#define PCM_STREAM_DEACTIVE 0x00
#define PCM_STREAM_PLAYBACK 0x01
#define PCM_STREAM_CAPTURE 0x02
/*
Codec Output Path BIT
[0:11] : For output device
[12:15] : For mode
[16] : For gain code
*/
#define PLAYBACK_MODE (0x01 << 12)
#define VOICECALL_MODE (0x01 << 13)
#define RECORDING_MODE (0x01 << 14)
#define FMRADIO_MODE (0x01 << 15)
/*
* devide codec gain table
* GAIN_DIVISION_BIT_1 : EUR
* GAIN_DIVISION_BIT_2 : AT&T
* GAIN_DIVISION_BIT_3 : EUR_T
*/
#define GAIN_DIVISION_BIT_1 (0x01 << 16)
#define GAIN_DIVISION_BIT_2 (0x01 << 17)
#define GAIN_DIVISION_BIT_3 (0x01 << 18)
#define COMMON_SET_BIT (0x01 << 0)
#define PLAYBACK_RCV (0x01 << 1)
#define PLAYBACK_SPK (0x01 << 2)
#define PLAYBACK_HP (0x01 << 3)
#define PLAYBACK_BT (0x01 << 4)
#define PLAYBACK_SPK_HP (0x01 << 5)
#define PLAYBACK_RING_SPK (0x01 << 6)
#define PLAYBACK_RING_HP (0x01 << 7)
#define PLAYBACK_RING_SPK_HP (0x01 << 8)
#define PLAYBACK_HP_NO_MIC (0x01 << 9)
#define VOICECALL_RCV (0x01 << 1)
#define VOICECALL_SPK (0x01 << 2)
#define VOICECALL_HP (0x01 << 3)
#define VOICECALL_HP_NO_MIC (0x01 << 4)
#define VOICECALL_BT (0x01 << 5)
#define VOICECALL_TTY_VCO (0x01 << 6)
#define VOICECALL_TTY_HCO (0x01 << 7)
#define VOICECALL_TTY_FULL (0x01 << 8)
#define RECORDING_MAIN (0x01 << 1)
#define RECORDING_HP (0x01 << 2)
#define RECORDING_BT (0x01 << 3)
#define RECORDING_REC_MAIN (0x01 << 4)
#define RECORDING_REC_HP (0x01 << 5)
#define RECORDING_REC_BT (0x01 << 6)
#define RECORDING_CAM_MAIN (0x01 << 7)
#define RECORDING_CAM_HP (0x01 << 8)
#define RECORDING_CAM_BT (0x01 << 9)
#define RECORDING_VC_MAIN (0x01 << 10)
#define RECORDING_VC_HP (0x01 << 11)
#define RECORDING_VC_BT (0x01 << 12)
#define PLAYBACK_GAIN_NUM 43
#define VOICECALL_GAIN_NUM 38
#define RECORDING_GAIN_NUM 32
#define GAIN_CODE_NUM 13
/*
* Definitions of enum type
*/
enum audio_path {
OFF, RCV, SPK, HP, HP_NO_MIC, BT, SPK_HP,
RING_SPK, RING_HP, RING_NO_MIC, RING_SPK_HP
};
enum call_path {
CALL_OFF, CALL_RCV, CALL_SPK, CALL_HP,
CALL_HP_NO_MIC, CALL_BT, CALL_TTY_VCO,
CALL_TTY_HCO, CALL_TTY_FULL
};
enum mic_path {MAIN, SUB, BT_REC, MIC_OFF};
enum power_state {CODEC_OFF, CODEC_ON };
enum ringtone_state {RING_OFF, RING_ON};
enum input_source_state {DEFAULT, RECOGNITION, CAMCORDER, VOICE_COMMUNICATION};
typedef void (*select_route)(struct snd_soc_codec *);
typedef void (*select_mic_route)(struct snd_soc_codec *);
typedef int (*select_clock_control)(struct snd_soc_codec *, int);
struct wm8994_setup_data {
int i2c_bus;
unsigned short i2c_address;
};
enum wm8994_dc_servo_slots {
DCS_MEDIA = 0,
DCS_VOICE = 1,
DCS_SPK_HP = 2,
};
struct wm8994_priv {
struct snd_soc_codec *codec;
int master;
int sysclk_source;
unsigned int mclk_rate;
unsigned int sysclk_rate;
unsigned int fs;
unsigned int bclk;
unsigned int hw_version;
unsigned int codec_state;
unsigned int stream_state;
enum audio_path cur_path;
enum mic_path rec_path;
enum power_state power_state;
enum input_source_state input_source;
enum ringtone_state ringtone_active;
select_route *universal_playback_path;
select_route *universal_voicecall_path;
select_mic_route *universal_mic_path;
select_clock_control universal_clock_control;
struct wm8994_platform_data *pdata;
struct clk *codec_clk;
int gain_code;
u16 dc_servo[3];
};
struct gain_info_t {
int mode;
int reg;
int mask;
int gain;
};
#if AUDIO_COMMON_DEBUG
#define DEBUG_LOG(format, ...)\
printk(KERN_INFO "[ "SUBJECT " (%s,%d) ] " format "\n", \
__func__, __LINE__, ## __VA_ARGS__);
#else
#define DEBUG_LOG(format, ...)
#endif
#define DEBUG_LOG_ERR(format, ...)\
printk(KERN_ERR "[ "SUBJECT " (%s,%d) ] " format "\n", \
__func__, __LINE__, ## __VA_ARGS__);
/* Definitions of function prototype. */
unsigned int wm8994_read(struct snd_soc_codec *codec, unsigned int reg);
int wm8994_write(struct snd_soc_codec *codec,
unsigned int reg, unsigned int value);
int wm8994_configure_clock(struct snd_soc_codec *codec, int en);
void wm8994_disable_path(struct snd_soc_codec *codec);
void wm8994_disable_rec_path(struct snd_soc_codec *codec);
void wm8994_record_main_mic(struct snd_soc_codec *codec);
void wm8994_record_headset_mic(struct snd_soc_codec *codec);
void wm8994_record_bluetooth(struct snd_soc_codec *codec);
void wm8994_set_playback_receiver(struct snd_soc_codec *codec);
void wm8994_set_playback_headset(struct snd_soc_codec *codec);
void wm8994_set_playback_speaker(struct snd_soc_codec *codec);
void wm8994_set_playback_bluetooth(struct snd_soc_codec *codec);
void wm8994_set_playback_speaker_headset(struct snd_soc_codec *codec);
void wm8994_set_voicecall_common_setting(struct snd_soc_codec *codec);
void wm8994_set_voicecall_receiver(struct snd_soc_codec *codec);
void wm8994_set_voicecall_headset(struct snd_soc_codec *codec);
void wm8994_set_voicecall_headphone(struct snd_soc_codec *codec);
void wm8994_set_voicecall_speaker(struct snd_soc_codec *codec);
void wm8994_set_voicecall_bluetooth(struct snd_soc_codec *codec);
void wm8994_set_voicecall_tty_vco(struct snd_soc_codec *codec);
void wm8994_set_voicecall_tty_hco(struct snd_soc_codec *codec);
void wm8994_set_voicecall_tty_full(struct snd_soc_codec *codec);
int wm8994_set_codec_gain(struct snd_soc_codec *codec, u16 mode, u16 device);
extern int gain_code_check(void);
#endif
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