1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Functions and registers to access AC100 codec / RTC combo IC.
4 *
5 * Copyright (C) 2016 Chen-Yu Tsai
6 *
7 * Chen-Yu Tsai <wens@csie.org>
8 */
9
10#ifndef __LINUX_MFD_AC100_H
11#define __LINUX_MFD_AC100_H
12
13#include <linux/regmap.h>
14
15struct ac100_dev {
16 struct device *dev;
17 struct regmap *regmap;
18};
19
20/* Audio codec related registers */
21#define AC100_CHIP_AUDIO_RST 0x00
22#define AC100_PLL_CTRL1 0x01
23#define AC100_PLL_CTRL2 0x02
24#define AC100_SYSCLK_CTRL 0x03
25#define AC100_MOD_CLK_ENA 0x04
26#define AC100_MOD_RST_CTRL 0x05
27#define AC100_I2S_SR_CTRL 0x06
28
29/* I2S1 interface */
30#define AC100_I2S1_CLK_CTRL 0x10
31#define AC100_I2S1_SND_OUT_CTRL 0x11
32#define AC100_I2S1_SND_IN_CTRL 0x12
33#define AC100_I2S1_MXR_SRC 0x13
34#define AC100_I2S1_VOL_CTRL1 0x14
35#define AC100_I2S1_VOL_CTRL2 0x15
36#define AC100_I2S1_VOL_CTRL3 0x16
37#define AC100_I2S1_VOL_CTRL4 0x17
38#define AC100_I2S1_MXR_GAIN 0x18
39
40/* I2S2 interface */
41#define AC100_I2S2_CLK_CTRL 0x20
42#define AC100_I2S2_SND_OUT_CTRL 0x21
43#define AC100_I2S2_SND_IN_CTRL 0x22
44#define AC100_I2S2_MXR_SRC 0x23
45#define AC100_I2S2_VOL_CTRL1 0x24
46#define AC100_I2S2_VOL_CTRL2 0x25
47#define AC100_I2S2_VOL_CTRL3 0x26
48#define AC100_I2S2_VOL_CTRL4 0x27
49#define AC100_I2S2_MXR_GAIN 0x28
50
51/* I2S3 interface */
52#define AC100_I2S3_CLK_CTRL 0x30
53#define AC100_I2S3_SND_OUT_CTRL 0x31
54#define AC100_I2S3_SND_IN_CTRL 0x32
55#define AC100_I2S3_SIG_PATH_CTRL 0x33
56
57/* ADC digital controls */
58#define AC100_ADC_DIG_CTRL 0x40
59#define AC100_ADC_VOL_CTRL 0x41
60
61/* HMIC plug sensing / key detection */
62#define AC100_HMIC_CTRL1 0x44
63#define AC100_HMIC_CTRL2 0x45
64#define AC100_HMIC_STATUS 0x46
65
66/* DAC digital controls */
67#define AC100_DAC_DIG_CTRL 0x48
68#define AC100_DAC_VOL_CTRL 0x49
69#define AC100_DAC_MXR_SRC 0x4c
70#define AC100_DAC_MXR_GAIN 0x4d
71
72/* Analog controls */
73#define AC100_ADC_APC_CTRL 0x50
74#define AC100_ADC_SRC 0x51
75#define AC100_ADC_SRC_BST_CTRL 0x52
76#define AC100_OUT_MXR_DAC_A_CTRL 0x53
77#define AC100_OUT_MXR_SRC 0x54
78#define AC100_OUT_MXR_SRC_BST 0x55
79#define AC100_HPOUT_CTRL 0x56
80#define AC100_ERPOUT_CTRL 0x57
81#define AC100_SPKOUT_CTRL 0x58
82#define AC100_LINEOUT_CTRL 0x59
83
84/* ADC digital audio processing (high pass filter & auto gain control */
85#define AC100_ADC_DAP_L_STA 0x80
86#define AC100_ADC_DAP_R_STA 0x81
87#define AC100_ADC_DAP_L_CTRL 0x82
88#define AC100_ADC_DAP_R_CTRL 0x83
89#define AC100_ADC_DAP_L_T_L 0x84 /* Left Target Level */
90#define AC100_ADC_DAP_R_T_L 0x85 /* Right Target Level */
91#define AC100_ADC_DAP_L_H_A_C 0x86 /* Left High Avg. Coef */
92#define AC100_ADC_DAP_L_L_A_C 0x87 /* Left Low Avg. Coef */
93#define AC100_ADC_DAP_R_H_A_C 0x88 /* Right High Avg. Coef */
94#define AC100_ADC_DAP_R_L_A_C 0x89 /* Right Low Avg. Coef */
95#define AC100_ADC_DAP_L_D_T 0x8a /* Left Decay Time */
96#define AC100_ADC_DAP_L_A_T 0x8b /* Left Attack Time */
97#define AC100_ADC_DAP_R_D_T 0x8c /* Right Decay Time */
98#define AC100_ADC_DAP_R_A_T 0x8d /* Right Attack Time */
99#define AC100_ADC_DAP_N_TH 0x8e /* Noise Threshold */
100#define AC100_ADC_DAP_L_H_N_A_C 0x8f /* Left High Noise Avg. Coef */
101#define AC100_ADC_DAP_L_L_N_A_C 0x90 /* Left Low Noise Avg. Coef */
102#define AC100_ADC_DAP_R_H_N_A_C 0x91 /* Right High Noise Avg. Coef */
103#define AC100_ADC_DAP_R_L_N_A_C 0x92 /* Right Low Noise Avg. Coef */
104#define AC100_ADC_DAP_H_HPF_C 0x93 /* High High-Pass-Filter Coef */
105#define AC100_ADC_DAP_L_HPF_C 0x94 /* Low High-Pass-Filter Coef */
106#define AC100_ADC_DAP_OPT 0x95 /* AGC Optimum */
107
108/* DAC digital audio processing (high pass filter & dynamic range control) */
109#define AC100_DAC_DAP_CTRL 0xa0
110#define AC100_DAC_DAP_H_HPF_C 0xa1 /* High High-Pass-Filter Coef */
111#define AC100_DAC_DAP_L_HPF_C 0xa2 /* Low High-Pass-Filter Coef */
112#define AC100_DAC_DAP_L_H_E_A_C 0xa3 /* Left High Energy Avg Coef */
113#define AC100_DAC_DAP_L_L_E_A_C 0xa4 /* Left Low Energy Avg Coef */
114#define AC100_DAC_DAP_R_H_E_A_C 0xa5 /* Right High Energy Avg Coef */
115#define AC100_DAC_DAP_R_L_E_A_C 0xa6 /* Right Low Energy Avg Coef */
116#define AC100_DAC_DAP_H_G_D_T_C 0xa7 /* High Gain Delay Time Coef */
117#define AC100_DAC_DAP_L_G_D_T_C 0xa8 /* Low Gain Delay Time Coef */
118#define AC100_DAC_DAP_H_G_A_T_C 0xa9 /* High Gain Attack Time Coef */
119#define AC100_DAC_DAP_L_G_A_T_C 0xaa /* Low Gain Attack Time Coef */
120#define AC100_DAC_DAP_H_E_TH 0xab /* High Energy Threshold */
121#define AC100_DAC_DAP_L_E_TH 0xac /* Low Energy Threshold */
122#define AC100_DAC_DAP_H_G_K 0xad /* High Gain K parameter */
123#define AC100_DAC_DAP_L_G_K 0xae /* Low Gain K parameter */
124#define AC100_DAC_DAP_H_G_OFF 0xaf /* High Gain offset */
125#define AC100_DAC_DAP_L_G_OFF 0xb0 /* Low Gain offset */
126#define AC100_DAC_DAP_OPT 0xb1 /* DRC optimum */
127
128/* Digital audio processing enable */
129#define AC100_ADC_DAP_ENA 0xb4
130#define AC100_DAC_DAP_ENA 0xb5
131
132/* SRC control */
133#define AC100_SRC1_CTRL1 0xb8
134#define AC100_SRC1_CTRL2 0xb9
135#define AC100_SRC1_CTRL3 0xba
136#define AC100_SRC1_CTRL4 0xbb
137#define AC100_SRC2_CTRL1 0xbc
138#define AC100_SRC2_CTRL2 0xbd
139#define AC100_SRC2_CTRL3 0xbe
140#define AC100_SRC2_CTRL4 0xbf
141
142/* RTC clk control */
143#define AC100_CLK32K_ANALOG_CTRL 0xc0
144#define AC100_CLKOUT_CTRL1 0xc1
145#define AC100_CLKOUT_CTRL2 0xc2
146#define AC100_CLKOUT_CTRL3 0xc3
147
148/* RTC module */
149#define AC100_RTC_RST 0xc6
150#define AC100_RTC_CTRL 0xc7
151#define AC100_RTC_SEC 0xc8 /* second */
152#define AC100_RTC_MIN 0xc9 /* minute */
153#define AC100_RTC_HOU 0xca /* hour */
154#define AC100_RTC_WEE 0xcb /* weekday */
155#define AC100_RTC_DAY 0xcc /* day */
156#define AC100_RTC_MON 0xcd /* month */
157#define AC100_RTC_YEA 0xce /* year */
158#define AC100_RTC_UPD 0xcf /* update trigger */
159
160/* RTC alarm */
161#define AC100_ALM_INT_ENA 0xd0
162#define AC100_ALM_INT_STA 0xd1
163#define AC100_ALM_SEC 0xd8
164#define AC100_ALM_MIN 0xd9
165#define AC100_ALM_HOU 0xda
166#define AC100_ALM_WEE 0xdb
167#define AC100_ALM_DAY 0xdc
168#define AC100_ALM_MON 0xdd
169#define AC100_ALM_YEA 0xde
170#define AC100_ALM_UPD 0xdf
171
172/* RTC general purpose register 0 ~ 15 */
173#define AC100_RTC_GP(x) (0xe0 + (x))
174
175#endif /* __LINUX_MFD_AC100_H */
176

source code of linux/include/linux/mfd/ac100.h