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[deliverable/linux.git] / sound / soc / codecs / wm8741.h
CommitLineData
992bee40
IL
1/*
2 * wm8741.h -- WM8423 ASoC driver
3 *
4 * Copyright 2010 Wolfson Microelectronics, plc
5 *
6 * Author: Ian Lartey <ian@opensource.wolfsonmicro.com>
7 *
8 * Based on wm8753.h
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
15#ifndef _WM8741_H
16#define _WM8741_H
17
18/*
19 * Register values.
20 */
21#define WM8741_DACLLSB_ATTENUATION 0x00
22#define WM8741_DACLMSB_ATTENUATION 0x01
23#define WM8741_DACRLSB_ATTENUATION 0x02
24#define WM8741_DACRMSB_ATTENUATION 0x03
25#define WM8741_VOLUME_CONTROL 0x04
26#define WM8741_FORMAT_CONTROL 0x05
27#define WM8741_FILTER_CONTROL 0x06
28#define WM8741_MODE_CONTROL_1 0x07
29#define WM8741_MODE_CONTROL_2 0x08
30#define WM8741_RESET 0x09
31#define WM8741_ADDITIONAL_CONTROL_1 0x20
32
33#define WM8741_REGISTER_COUNT 11
34#define WM8741_MAX_REGISTER 0x20
35
36/*
37 * Field Definitions.
38 */
39
40/*
41 * R0 (0x00) - DACLLSB_ATTENUATION
42 */
43#define WM8741_UPDATELL 0x0020 /* UPDATELL */
44#define WM8741_UPDATELL_MASK 0x0020 /* UPDATELL */
45#define WM8741_UPDATELL_SHIFT 5 /* UPDATELL */
46#define WM8741_UPDATELL_WIDTH 1 /* UPDATELL */
47#define WM8741_LAT_4_0_MASK 0x001F /* LAT[4:0] - [4:0] */
48#define WM8741_LAT_4_0_SHIFT 0 /* LAT[4:0] - [4:0] */
49#define WM8741_LAT_4_0_WIDTH 5 /* LAT[4:0] - [4:0] */
50
51/*
52 * R1 (0x01) - DACLMSB_ATTENUATION
53 */
54#define WM8741_UPDATELM 0x0020 /* UPDATELM */
55#define WM8741_UPDATELM_MASK 0x0020 /* UPDATELM */
56#define WM8741_UPDATELM_SHIFT 5 /* UPDATELM */
57#define WM8741_UPDATELM_WIDTH 1 /* UPDATELM */
58#define WM8741_LAT_9_5_0_MASK 0x001F /* LAT[9:5] - [4:0] */
59#define WM8741_LAT_9_5_0_SHIFT 0 /* LAT[9:5] - [4:0] */
60#define WM8741_LAT_9_5_0_WIDTH 5 /* LAT[9:5] - [4:0] */
61
62/*
63 * R2 (0x02) - DACRLSB_ATTENUATION
64 */
65#define WM8741_UPDATERL 0x0020 /* UPDATERL */
66#define WM8741_UPDATERL_MASK 0x0020 /* UPDATERL */
67#define WM8741_UPDATERL_SHIFT 5 /* UPDATERL */
68#define WM8741_UPDATERL_WIDTH 1 /* UPDATERL */
69#define WM8741_RAT_4_0_MASK 0x001F /* RAT[4:0] - [4:0] */
70#define WM8741_RAT_4_0_SHIFT 0 /* RAT[4:0] - [4:0] */
71#define WM8741_RAT_4_0_WIDTH 5 /* RAT[4:0] - [4:0] */
72
73/*
74 * R3 (0x03) - DACRMSB_ATTENUATION
75 */
76#define WM8741_UPDATERM 0x0020 /* UPDATERM */
77#define WM8741_UPDATERM_MASK 0x0020 /* UPDATERM */
78#define WM8741_UPDATERM_SHIFT 5 /* UPDATERM */
79#define WM8741_UPDATERM_WIDTH 1 /* UPDATERM */
80#define WM8741_RAT_9_5_0_MASK 0x001F /* RAT[9:5] - [4:0] */
81#define WM8741_RAT_9_5_0_SHIFT 0 /* RAT[9:5] - [4:0] */
82#define WM8741_RAT_9_5_0_WIDTH 5 /* RAT[9:5] - [4:0] */
83
84/*
85 * R4 (0x04) - VOLUME_CONTROL
86 */
87#define WM8741_AMUTE 0x0080 /* AMUTE */
88#define WM8741_AMUTE_MASK 0x0080 /* AMUTE */
89#define WM8741_AMUTE_SHIFT 7 /* AMUTE */
90#define WM8741_AMUTE_WIDTH 1 /* AMUTE */
91#define WM8741_ZFLAG_MASK 0x0060 /* ZFLAG - [6:5] */
92#define WM8741_ZFLAG_SHIFT 5 /* ZFLAG - [6:5] */
93#define WM8741_ZFLAG_WIDTH 2 /* ZFLAG - [6:5] */
94#define WM8741_IZD 0x0010 /* IZD */
95#define WM8741_IZD_MASK 0x0010 /* IZD */
96#define WM8741_IZD_SHIFT 4 /* IZD */
97#define WM8741_IZD_WIDTH 1 /* IZD */
98#define WM8741_SOFT 0x0008 /* SOFT MUTE */
99#define WM8741_SOFT_MASK 0x0008 /* SOFT MUTE */
100#define WM8741_SOFT_SHIFT 3 /* SOFT MUTE */
101#define WM8741_SOFT_WIDTH 1 /* SOFT MUTE */
102#define WM8741_ATC 0x0004 /* ATC */
103#define WM8741_ATC_MASK 0x0004 /* ATC */
104#define WM8741_ATC_SHIFT 2 /* ATC */
105#define WM8741_ATC_WIDTH 1 /* ATC */
106#define WM8741_ATT2DB 0x0002 /* ATT2DB */
107#define WM8741_ATT2DB_MASK 0x0002 /* ATT2DB */
108#define WM8741_ATT2DB_SHIFT 1 /* ATT2DB */
109#define WM8741_ATT2DB_WIDTH 1 /* ATT2DB */
110#define WM8741_VOL_RAMP 0x0001 /* VOL_RAMP */
111#define WM8741_VOL_RAMP_MASK 0x0001 /* VOL_RAMP */
112#define WM8741_VOL_RAMP_SHIFT 0 /* VOL_RAMP */
113#define WM8741_VOL_RAMP_WIDTH 1 /* VOL_RAMP */
114
115/*
116 * R5 (0x05) - FORMAT_CONTROL
117 */
118#define WM8741_PWDN 0x0080 /* PWDN */
119#define WM8741_PWDN_MASK 0x0080 /* PWDN */
120#define WM8741_PWDN_SHIFT 7 /* PWDN */
121#define WM8741_PWDN_WIDTH 1 /* PWDN */
122#define WM8741_REV 0x0040 /* REV */
123#define WM8741_REV_MASK 0x0040 /* REV */
124#define WM8741_REV_SHIFT 6 /* REV */
125#define WM8741_REV_WIDTH 1 /* REV */
126#define WM8741_BCP 0x0020 /* BCP */
127#define WM8741_BCP_MASK 0x0020 /* BCP */
128#define WM8741_BCP_SHIFT 5 /* BCP */
129#define WM8741_BCP_WIDTH 1 /* BCP */
130#define WM8741_LRP 0x0010 /* LRP */
131#define WM8741_LRP_MASK 0x0010 /* LRP */
132#define WM8741_LRP_SHIFT 4 /* LRP */
133#define WM8741_LRP_WIDTH 1 /* LRP */
134#define WM8741_FMT_MASK 0x000C /* FMT - [3:2] */
135#define WM8741_FMT_SHIFT 2 /* FMT - [3:2] */
136#define WM8741_FMT_WIDTH 2 /* FMT - [3:2] */
137#define WM8741_IWL_MASK 0x0003 /* IWL - [1:0] */
138#define WM8741_IWL_SHIFT 0 /* IWL - [1:0] */
139#define WM8741_IWL_WIDTH 2 /* IWL - [1:0] */
140
141/*
142 * R6 (0x06) - FILTER_CONTROL
143 */
144#define WM8741_ZFLAG_HI 0x0080 /* ZFLAG_HI */
145#define WM8741_ZFLAG_HI_MASK 0x0080 /* ZFLAG_HI */
146#define WM8741_ZFLAG_HI_SHIFT 7 /* ZFLAG_HI */
147#define WM8741_ZFLAG_HI_WIDTH 1 /* ZFLAG_HI */
148#define WM8741_DEEMPH_MASK 0x0060 /* DEEMPH - [6:5] */
149#define WM8741_DEEMPH_SHIFT 5 /* DEEMPH - [6:5] */
150#define WM8741_DEEMPH_WIDTH 2 /* DEEMPH - [6:5] */
151#define WM8741_DSDFILT_MASK 0x0018 /* DSDFILT - [4:3] */
152#define WM8741_DSDFILT_SHIFT 3 /* DSDFILT - [4:3] */
153#define WM8741_DSDFILT_WIDTH 2 /* DSDFILT - [4:3] */
154#define WM8741_FIRSEL_MASK 0x0007 /* FIRSEL - [2:0] */
155#define WM8741_FIRSEL_SHIFT 0 /* FIRSEL - [2:0] */
156#define WM8741_FIRSEL_WIDTH 3 /* FIRSEL - [2:0] */
157
158/*
159 * R7 (0x07) - MODE_CONTROL_1
160 */
161#define WM8741_MODE8X 0x0080 /* MODE8X */
162#define WM8741_MODE8X_MASK 0x0080 /* MODE8X */
163#define WM8741_MODE8X_SHIFT 7 /* MODE8X */
164#define WM8741_MODE8X_WIDTH 1 /* MODE8X */
165#define WM8741_OSR_MASK 0x0060 /* OSR - [6:5] */
166#define WM8741_OSR_SHIFT 5 /* OSR - [6:5] */
167#define WM8741_OSR_WIDTH 2 /* OSR - [6:5] */
168#define WM8741_SR_MASK 0x001C /* SR - [4:2] */
169#define WM8741_SR_SHIFT 2 /* SR - [4:2] */
170#define WM8741_SR_WIDTH 3 /* SR - [4:2] */
171#define WM8741_MODESEL_MASK 0x0003 /* MODESEL - [1:0] */
172#define WM8741_MODESEL_SHIFT 0 /* MODESEL - [1:0] */
173#define WM8741_MODESEL_WIDTH 2 /* MODESEL - [1:0] */
174
175/*
176 * R8 (0x08) - MODE_CONTROL_2
177 */
178#define WM8741_DSD_GAIN 0x0040 /* DSD_GAIN */
179#define WM8741_DSD_GAIN_MASK 0x0040 /* DSD_GAIN */
180#define WM8741_DSD_GAIN_SHIFT 6 /* DSD_GAIN */
181#define WM8741_DSD_GAIN_WIDTH 1 /* DSD_GAIN */
182#define WM8741_SDOUT 0x0020 /* SDOUT */
183#define WM8741_SDOUT_MASK 0x0020 /* SDOUT */
184#define WM8741_SDOUT_SHIFT 5 /* SDOUT */
185#define WM8741_SDOUT_WIDTH 1 /* SDOUT */
186#define WM8741_DOUT 0x0010 /* DOUT */
187#define WM8741_DOUT_MASK 0x0010 /* DOUT */
188#define WM8741_DOUT_SHIFT 4 /* DOUT */
189#define WM8741_DOUT_WIDTH 1 /* DOUT */
190#define WM8741_DIFF_MASK 0x000C /* DIFF - [3:2] */
191#define WM8741_DIFF_SHIFT 2 /* DIFF - [3:2] */
192#define WM8741_DIFF_WIDTH 2 /* DIFF - [3:2] */
193#define WM8741_DITHER_MASK 0x0003 /* DITHER - [1:0] */
194#define WM8741_DITHER_SHIFT 0 /* DITHER - [1:0] */
195#define WM8741_DITHER_WIDTH 2 /* DITHER - [1:0] */
196
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197/* DIFF field values */
198#define WM8741_DIFF_MODE_STEREO 0 /* stereo normal */
199#define WM8741_DIFF_MODE_STEREO_REVERSED 2 /* stereo reversed */
200#define WM8741_DIFF_MODE_MONO_LEFT 1 /* mono left */
201#define WM8741_DIFF_MODE_MONO_RIGHT 3 /* mono right */
202
992bee40
IL
203/*
204 * R32 (0x20) - ADDITONAL_CONTROL_1
205 */
206#define WM8741_DSD_LEVEL 0x0002 /* DSD_LEVEL */
207#define WM8741_DSD_LEVEL_MASK 0x0002 /* DSD_LEVEL */
208#define WM8741_DSD_LEVEL_SHIFT 1 /* DSD_LEVEL */
209#define WM8741_DSD_LEVEL_WIDTH 1 /* DSD_LEVEL */
210#define WM8741_DSD_NO_NOTCH 0x0001 /* DSD_NO_NOTCH */
211#define WM8741_DSD_NO_NOTCH_MASK 0x0001 /* DSD_NO_NOTCH */
212#define WM8741_DSD_NO_NOTCH_SHIFT 0 /* DSD_NO_NOTCH */
213#define WM8741_DSD_NO_NOTCH_WIDTH 1 /* DSD_NO_NOTCH */
214
215#define WM8741_SYSCLK 0
216
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217struct wm8741_platform_data {
218 u32 diff_mode; /* Differential Output Mode */
219};
220
992bee40 221#endif
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