1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * File: sound/soc/codecs/ssm2602.h
4 * Author: Cliff Cai <Cliff.Cai@analog.com>
5 *
6 * Created: Tue June 06 2008
7 *
8 * Modified:
9 * Copyright 2008 Analog Devices Inc.
10 *
11 * Bugs: Enter bugs at http://blackfin.uclinux.org/
12 */
13
14#ifndef _SSM2602_H
15#define _SSM2602_H
16
17#include <linux/regmap.h>
18
19struct device;
20
21enum ssm2602_type {
22 SSM2602,
23 SSM2604,
24};
25
26extern const struct regmap_config ssm2602_regmap_config;
27
28int ssm2602_probe(struct device *dev, enum ssm2602_type type,
29 struct regmap *regmap);
30
31/* SSM2602 Codec Register definitions */
32
33#define SSM2602_LINVOL 0x00
34#define SSM2602_RINVOL 0x01
35#define SSM2602_LOUT1V 0x02
36#define SSM2602_ROUT1V 0x03
37#define SSM2602_APANA 0x04
38#define SSM2602_APDIGI 0x05
39#define SSM2602_PWR 0x06
40#define SSM2602_IFACE 0x07
41#define SSM2602_SRATE 0x08
42#define SSM2602_ACTIVE 0x09
43#define SSM2602_RESET 0x0f
44
45/*SSM2602 Codec Register Field definitions
46 *(Mask value to extract the corresponding Register field)
47 */
48
49/*Left ADC Volume Control (SSM2602_REG_LEFT_ADC_VOL)*/
50#define LINVOL_LIN_VOL 0x01F /* Left Channel PGA Volume control */
51#define LINVOL_LIN_ENABLE_MUTE 0x080 /* Left Channel Input Mute */
52#define LINVOL_LRIN_BOTH 0x100 /* Left Channel Line Input Volume update */
53
54/*Right ADC Volume Control (SSM2602_REG_RIGHT_ADC_VOL)*/
55#define RINVOL_RIN_VOL 0x01F /* Right Channel PGA Volume control */
56#define RINVOL_RIN_ENABLE_MUTE 0x080 /* Right Channel Input Mute */
57#define RINVOL_RLIN_BOTH 0x100 /* Right Channel Line Input Volume update */
58
59/*Left DAC Volume Control (SSM2602_REG_LEFT_DAC_VOL)*/
60#define LOUT1V_LHP_VOL 0x07F /* Left Channel Headphone volume control */
61#define LOUT1V_ENABLE_LZC 0x080 /* Left Channel Zero cross detect enable */
62#define LOUT1V_LRHP_BOTH 0x100 /* Left Channel Headphone volume update */
63
64/*Right DAC Volume Control (SSM2602_REG_RIGHT_DAC_VOL)*/
65#define ROUT1V_RHP_VOL 0x07F /* Right Channel Headphone volume control */
66#define ROUT1V_ENABLE_RZC 0x080 /* Right Channel Zero cross detect enable */
67#define ROUT1V_RLHP_BOTH 0x100 /* Right Channel Headphone volume update */
68
69/*Analogue Audio Path Control (SSM2602_REG_ANALOGUE_PATH)*/
70#define APANA_ENABLE_MIC_BOOST 0x001 /* Primary Microphone Amplifier gain booster control */
71#define APANA_ENABLE_MIC_MUTE 0x002 /* Microphone Mute Control */
72#define APANA_ADC_IN_SELECT 0x004 /* Microphone/Line IN select to ADC (1=MIC, 0=Line In) */
73#define APANA_ENABLE_BYPASS 0x008 /* Line input bypass to line output */
74#define APANA_SELECT_DAC 0x010 /* Select DAC (1=Select DAC, 0=Don't Select DAC) */
75#define APANA_ENABLE_SIDETONE 0x020 /* Enable/Disable Side Tone */
76#define APANA_SIDETONE_ATTN 0x0C0 /* Side Tone Attenuation */
77#define APANA_ENABLE_MIC_BOOST2 0x100 /* Secondary Microphone Amplifier gain booster control */
78
79/*Digital Audio Path Control (SSM2602_REG_DIGITAL_PATH)*/
80#define APDIGI_ENABLE_ADC_HPF 0x001 /* Enable/Disable ADC Highpass Filter */
81#define APDIGI_DE_EMPHASIS 0x006 /* De-Emphasis Control */
82#define APDIGI_ENABLE_DAC_MUTE 0x008 /* DAC Mute Control */
83#define APDIGI_STORE_OFFSET 0x010 /* Store/Clear DC offset when HPF is disabled */
84
85/*Power Down Control (SSM2602_REG_POWER)
86 *(1=Enable PowerDown, 0=Disable PowerDown)
87 */
88#define PWR_LINE_IN_PDN 0x001 /* Line Input Power Down */
89#define PWR_MIC_PDN 0x002 /* Microphone Input & Bias Power Down */
90#define PWR_ADC_PDN 0x004 /* ADC Power Down */
91#define PWR_DAC_PDN 0x008 /* DAC Power Down */
92#define PWR_OUT_PDN 0x010 /* Outputs Power Down */
93#define PWR_OSC_PDN 0x020 /* Oscillator Power Down */
94#define PWR_CLK_OUT_PDN 0x040 /* CLKOUT Power Down */
95#define PWR_POWER_OFF 0x080 /* POWEROFF Mode */
96
97/*Digital Audio Interface Format (SSM2602_REG_DIGITAL_IFACE)*/
98#define IFACE_IFACE_FORMAT 0x003 /* Digital Audio input format control */
99#define IFACE_AUDIO_DATA_LEN 0x00C /* Audio Data word length control */
100#define IFACE_DAC_LR_POLARITY 0x010 /* Polarity Control for clocks in RJ,LJ and I2S modes */
101#define IFACE_DAC_LR_SWAP 0x020 /* Swap DAC data control */
102#define IFACE_ENABLE_MASTER 0x040 /* Enable/Disable Master Mode */
103#define IFACE_BCLK_INVERT 0x080 /* Bit Clock Inversion control */
104
105/*Sampling Control (SSM2602_REG_SAMPLING_CTRL)*/
106#define SRATE_ENABLE_USB_MODE 0x001 /* Enable/Disable USB Mode */
107#define SRATE_BOS_RATE 0x002 /* Base Over-Sampling rate */
108#define SRATE_SAMPLE_RATE 0x03C /* Clock setting condition (Sampling rate control) */
109#define SRATE_CORECLK_DIV2 0x040 /* Core Clock divider select */
110#define SRATE_CLKOUT_DIV2 0x080 /* Clock Out divider select */
111
112/*Active Control (SSM2602_REG_ACTIVE_CTRL)*/
113#define ACTIVE_ACTIVATE_CODEC 0x001 /* Activate Codec Digital Audio Interface */
114
115/*********************************************************************/
116
117#define SSM2602_CACHEREGNUM 10
118
119enum ssm2602_clk {
120 SSM2602_SYSCLK,
121 SSM2602_CLK_CLKOUT,
122 SSM2602_CLK_XTO
123};
124
125#endif
126

source code of linux/sound/soc/codecs/ssm2602.h