summaryrefslogtreecommitdiffstats
path: root/sound/soc/codecs/wm8741.h
blob: c8835f65f3425c3a58b68f83de63282b89cea297 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/*
 * wm8741.h  --  WM8423 ASoC driver
 *
 * Copyright 2010 Wolfson Microelectronics, plc
 *
 * Author: Ian Lartey <ian@opensource.wolfsonmicro.com>
 *
 * Based on wm8753.h
 *
 * 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 _WM8741_H
#define _WM8741_H

/*
 * Register values.
 */
#define WM8741_DACLLSB_ATTENUATION              0x00
#define WM8741_DACLMSB_ATTENUATION              0x01
#define WM8741_DACRLSB_ATTENUATION              0x02
#define WM8741_DACRMSB_ATTENUATION              0x03
#define WM8741_VOLUME_CONTROL                   0x04
#define WM8741_FORMAT_CONTROL                   0x05
#define WM8741_FILTER_CONTROL                   0x06
#define WM8741_MODE_CONTROL_1                   0x07
#define WM8741_MODE_CONTROL_2                   0x08
#define WM8741_RESET                            0x09
#define WM8741_ADDITIONAL_CONTROL_1             0x20

#define WM8741_REGISTER_COUNT                   11
#define WM8741_MAX_REGISTER                     0x20

/*
 * Field Definitions.
 */

/*
 * R0 (0x00) - DACLLSB_ATTENUATION
 */
#define WM8741_UPDATELL                         0x0020  /* UPDATELL */
#define WM8741_UPDATELL_MASK                    0x0020  /* UPDATELL */
#define WM8741_UPDATELL_SHIFT                        5  /* UPDATELL */
#define WM8741_UPDATELL_WIDTH                        1  /* UPDATELL */
#define WM8741_LAT_4_0_MASK                     0x001F  /* LAT[4:0] - [4:0] */
#define WM8741_LAT_4_0_SHIFT                         0  /* LAT[4:0] - [4:0] */
#define WM8741_LAT_4_0_WIDTH                         5  /* LAT[4:0] - [4:0] */

/*
 * R1 (0x01) - DACLMSB_ATTENUATION
 */
#define WM8741_UPDATELM                         0x0020  /* UPDATELM */
#define WM8741_UPDATELM_MASK                    0x0020  /* UPDATELM */
#define WM8741_UPDATELM_SHIFT                        5  /* UPDATELM */
#define WM8741_UPDATELM_WIDTH                        1  /* UPDATELM */
#define WM8741_LAT_9_5_0_MASK                   0x001F  /* LAT[9:5] - [4:0] */
#define WM8741_LAT_9_5_0_SHIFT                       0  /* LAT[9:5] - [4:0] */
#define WM8741_LAT_9_5_0_WIDTH                       5  /* LAT[9:5] - [4:0] */

/*
 * R2 (0x02) - DACRLSB_ATTENUATION
 */
#define WM8741_UPDATERL                         0x0020  /* UPDATERL */
#define WM8741_UPDATERL_MASK                    0x0020  /* UPDATERL */
#define WM8741_UPDATERL_SHIFT                        5  /* UPDATERL */
#define WM8741_UPDATERL_WIDTH                        1  /* UPDATERL */
#define WM8741_RAT_4_0_MASK                     0x001F  /* RAT[4:0] - [4:0] */
#define WM8741_RAT_4_0_SHIFT                         0  /* RAT[4:0] - [4:0] */
#define WM8741_RAT_4_0_WIDTH                         5  /* RAT[4:0] - [4:0] */

/*
 * R3 (0x03) - DACRMSB_ATTENUATION
 */
#define WM8741_UPDATERM                         0x0020  /* UPDATERM */
#define WM8741_UPDATERM_MASK                    0x0020  /* UPDATERM */
#define WM8741_UPDATERM_SHIFT                        5  /* UPDATERM */
#define WM8741_UPDATERM_WIDTH                        1  /* UPDATERM */
#define WM8741_RAT_9_5_0_MASK                   0x001F  /* RAT[9:5] - [4:0] */
#define WM8741_RAT_9_5_0_SHIFT                       0  /* RAT[9:5] - [4:0] */
#define WM8741_RAT_9_5_0_WIDTH                       5  /* RAT[9:5] - [4:0] */

/*
 * R4 (0x04) - VOLUME_CONTROL
 */
#define WM8741_AMUTE                            0x0080  /* AMUTE */
#define WM8741_AMUTE_MASK                       0x0080  /* AMUTE */
#define WM8741_AMUTE_SHIFT                           7  /* AMUTE */
#define WM8741_AMUTE_WIDTH                           1  /* AMUTE */
#define WM8741_ZFLAG_MASK                       0x0060  /* ZFLAG - [6:5] */
#define WM8741_ZFLAG_SHIFT                           5  /* ZFLAG - [6:5] */
#define WM8741_ZFLAG_WIDTH                           2  /* ZFLAG - [6:5] */
#define WM8741_IZD                              0x0010  /* IZD */
#define WM8741_IZD_MASK                         0x0010  /* IZD */
#define WM8741_IZD_SHIFT                             4  /* IZD */
#define WM8741_IZD_WIDTH                             1  /* IZD */
#define WM8741_SOFT                             0x0008  /* SOFT MUTE */
#define WM8741_SOFT_MASK                        0x0008  /* SOFT MUTE */
#define WM8741_SOFT_SHIFT                            3  /* SOFT MUTE */
#define WM8741_SOFT_WIDTH                            1  /* SOFT MUTE */
#define WM8741_ATC                              0x0004  /* ATC */
#define WM8741_ATC_MASK                         0x0004  /* ATC */
#define WM8741_ATC_SHIFT                             2  /* ATC */
#define WM8741_ATC_WIDTH                             1  /* ATC */
#define WM8741_ATT2DB                           0x0002  /* ATT2DB */
#define WM8741_ATT2DB_MASK                      0x0002  /* ATT2DB */
#define WM8741_ATT2DB_SHIFT                          1  /* ATT2DB */
#define WM8741_ATT2DB_WIDTH                          1  /* ATT2DB */
#define WM8741_VOL_RAMP                         0x0001  /* VOL_RAMP */
#define WM8741_VOL_RAMP_MASK                    0x0001  /* VOL_RAMP */
#define WM8741_VOL_RAMP_SHIFT                        0  /* VOL_RAMP */
#define WM8741_VOL_RAMP_WIDTH                        1  /* VOL_RAMP */

/*
 * R5 (0x05) - FORMAT_CONTROL
 */
#define WM8741_PWDN                             0x0080  /* PWDN */
#define WM8741_PWDN_MASK                        0x0080  /* PWDN */
#define WM8741_PWDN_SHIFT                            7  /* PWDN */
#define WM8741_PWDN_WIDTH                            1  /* PWDN */
#define WM8741_REV                              0x0040  /* REV */
#define WM8741_REV_MASK                         0x0040  /* REV */
#define WM8741_REV_SHIFT                             6  /* REV */
#define WM8741_REV_WIDTH                             1  /* REV */
#define WM8741_BCP                              0x0020  /* BCP */
#define WM8741_BCP_MASK                         0x0020  /* BCP */
#define WM8741_BCP_SHIFT                             5  /* BCP */
#define WM8741_BCP_WIDTH                             1  /* BCP */
#define WM8741_LRP                              0x0010  /* LRP */
#define WM8741_LRP_MASK                         0x0010  /* LRP */
#define WM8741_LRP_SHIFT                             4  /* LRP */
#define WM8741_LRP_WIDTH                             1  /* LRP */
#define WM8741_FMT_MASK                         0x000C  /* FMT - [3:2] */
#define WM8741_FMT_SHIFT                             2  /* FMT - [3:2] */
#define WM8741_FMT_WIDTH                             2  /* FMT - [3:2] */
#define WM8741_IWL_MASK                         0x0003  /* IWL - [1:0] */
#define WM8741_IWL_SHIFT                             0  /* IWL - [1:0] */
#define WM8741_IWL_WIDTH                             2  /* IWL - [1:0] */

/*
 * R6 (0x06) - FILTER_CONTROL
 */
#define WM8741_ZFLAG_HI                         0x0080  /* ZFLAG_HI */
#define WM8741_ZFLAG_HI_MASK                    0x0080  /* ZFLAG_HI */
#define WM8741_ZFLAG_HI_SHIFT                        7  /* ZFLAG_HI */
#define WM8741_ZFLAG_HI_WIDTH                        1  /* ZFLAG_HI */
#define WM8741_DEEMPH_MASK                      0x0060  /* DEEMPH - [6:5] */
#define WM8741_DEEMPH_SHIFT                          5  /* DEEMPH - [6:5] */
#define WM8741_DEEMPH_WIDTH                          2  /* DEEMPH - [6:5] */
#define WM8741_DSDFILT_MASK                     0x0018  /* DSDFILT - [4:3] */
#define WM8741_DSDFILT_SHIFT                         3  /* DSDFILT - [4:3] */
#define WM8741_DSDFILT_WIDTH                         2  /* DSDFILT - [4:3] */
#define WM8741_FIRSEL_MASK                      0x0007  /* FIRSEL - [2:0] */
#define WM8741_FIRSEL_SHIFT                          0  /* FIRSEL - [2:0] */
#define WM8741_FIRSEL_WIDTH                          3  /* FIRSEL - [2:0] */

/*
 * R7 (0x07) - MODE_CONTROL_1
 */
#define WM8741_MODE8X                           0x0080  /* MODE8X */
#define WM8741_MODE8X_MASK                      0x0080  /* MODE8X */
#define WM8741_MODE8X_SHIFT                          7  /* MODE8X */
#define WM8741_MODE8X_WIDTH                          1  /* MODE8X */
#define WM8741_OSR_MASK                         0x0060  /* OSR - [6:5] */
#define WM8741_OSR_SHIFT                             5  /* OSR - [6:5] */
#define WM8741_OSR_WIDTH                             2  /* OSR - [6:5] */
#define WM8741_SR_MASK                          0x001C  /* SR - [4:2] */
#define WM8741_SR_SHIFT                              2  /* SR - [4:2] */
#define WM8741_SR_WIDTH                              3  /* SR - [4:2] */
#define WM8741_MODESEL_MASK                     0x0003  /* MODESEL - [1:0] */
#define WM8741_MODESEL_SHIFT                         0  /* MODESEL - [1:0] */
#define WM8741_MODESEL_WIDTH                         2  /* MODESEL - [1:0] */

/*
 * R8 (0x08) - MODE_CONTROL_2
 */
#define WM8741_DSD_GAIN                         0x0040  /* DSD_GAIN */
#define WM8741_DSD_GAIN_MASK                    0x0040  /* DSD_GAIN */
#define WM8741_DSD_GAIN_SHIFT                        6  /* DSD_GAIN */
#define WM8741_DSD_GAIN_WIDTH                        1  /* DSD_GAIN */
#define WM8741_SDOUT                            0x0020  /* SDOUT */
#define WM8741_SDOUT_MASK                       0x0020  /* SDOUT */
#define WM8741_SDOUT_SHIFT                           5  /* SDOUT */
#define WM8741_SDOUT_WIDTH                           1  /* SDOUT */
#define WM8741_DOUT                             0x0010  /* DOUT */
#define WM8741_DOUT_MASK                        0x0010  /* DOUT */
#define WM8741_DOUT_SHIFT                            4  /* DOUT */
#define WM8741_DOUT_WIDTH                            1  /* DOUT */
#define WM8741_DIFF_MASK                        0x000C  /* DIFF - [3:2] */
#define WM8741_DIFF_SHIFT                            2  /* DIFF - [3:2] */
#define WM8741_DIFF_WIDTH                            2  /* DIFF - [3:2] */
#define WM8741_DITHER_MASK                      0x0003  /* DITHER - [1:0] */
#define WM8741_DITHER_SHIFT                          0  /* DITHER - [1:0] */
#define WM8741_DITHER_WIDTH                          2  /* DITHER - [1:0] */

/* DIFF field values */
#define WM8741_DIFF_MODE_STEREO                      0  /* stereo normal */
#define WM8741_DIFF_MODE_STEREO_REVERSED             2  /* stereo reversed */
#define WM8741_DIFF_MODE_MONO_LEFT                   1  /* mono left */
#define WM8741_DIFF_MODE_MONO_RIGHT                  3  /* mono right */

/*
 * R32 (0x20) - ADDITONAL_CONTROL_1
 */
#define WM8741_DSD_LEVEL                        0x0002  /* DSD_LEVEL */
#define WM8741_DSD_LEVEL_MASK                   0x0002  /* DSD_LEVEL */
#define WM8741_DSD_LEVEL_SHIFT                       1  /* DSD_LEVEL */
#define WM8741_DSD_LEVEL_WIDTH                       1  /* DSD_LEVEL */
#define WM8741_DSD_NO_NOTCH                     0x0001  /* DSD_NO_NOTCH */
#define WM8741_DSD_NO_NOTCH_MASK                0x0001  /* DSD_NO_NOTCH */
#define WM8741_DSD_NO_NOTCH_SHIFT                    0  /* DSD_NO_NOTCH */
#define WM8741_DSD_NO_NOTCH_WIDTH                    1  /* DSD_NO_NOTCH */

#define  WM8741_SYSCLK 0

struct wm8741_platform_data {
	u32 diff_mode;   /* Differential Output Mode */
};

#endif