summaryrefslogtreecommitdiffstats
path: root/include/linux/mfd/wm831x/auxadc.h
blob: b132067e9e997252c2fa19bf5c4be3c48b0f8f87 (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
/*
 * include/linux/mfd/wm831x/auxadc.h -- Auxiliary ADC interface for WM831x
 *
 * Copyright 2009 Wolfson Microelectronics PLC.
 *
 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 *
 */

#ifndef __MFD_WM831X_AUXADC_H__
#define __MFD_WM831X_AUXADC_H__

/*
 * R16429 (0x402D) - AuxADC Data
 */
#define WM831X_AUX_DATA_SRC_MASK                0xF000  /* AUX_DATA_SRC - [15:12] */
#define WM831X_AUX_DATA_SRC_SHIFT                   12  /* AUX_DATA_SRC - [15:12] */
#define WM831X_AUX_DATA_SRC_WIDTH                    4  /* AUX_DATA_SRC - [15:12] */
#define WM831X_AUX_DATA_MASK                    0x0FFF  /* AUX_DATA - [11:0] */
#define WM831X_AUX_DATA_SHIFT                        0  /* AUX_DATA - [11:0] */
#define WM831X_AUX_DATA_WIDTH                       12  /* AUX_DATA - [11:0] */

/*
 * R16430 (0x402E) - AuxADC Control
 */
#define WM831X_AUX_ENA                          0x8000  /* AUX_ENA */
#define WM831X_AUX_ENA_MASK                     0x8000  /* AUX_ENA */
#define WM831X_AUX_ENA_SHIFT                        15  /* AUX_ENA */
#define WM831X_AUX_ENA_WIDTH                         1  /* AUX_ENA */
#define WM831X_AUX_CVT_ENA                      0x4000  /* AUX_CVT_ENA */
#define WM831X_AUX_CVT_ENA_MASK                 0x4000  /* AUX_CVT_ENA */
#define WM831X_AUX_CVT_ENA_SHIFT                    14  /* AUX_CVT_ENA */
#define WM831X_AUX_CVT_ENA_WIDTH                     1  /* AUX_CVT_ENA */
#define WM831X_AUX_SLPENA                       0x1000  /* AUX_SLPENA */
#define WM831X_AUX_SLPENA_MASK                  0x1000  /* AUX_SLPENA */
#define WM831X_AUX_SLPENA_SHIFT                     12  /* AUX_SLPENA */
#define WM831X_AUX_SLPENA_WIDTH                      1  /* AUX_SLPENA */
#define WM831X_AUX_FRC_ENA                      0x0800  /* AUX_FRC_ENA */
#define WM831X_AUX_FRC_ENA_MASK                 0x0800  /* AUX_FRC_ENA */
#define WM831X_AUX_FRC_ENA_SHIFT                    11  /* AUX_FRC_ENA */
#define WM831X_AUX_FRC_ENA_WIDTH                     1  /* AUX_FRC_ENA */
#define WM831X_AUX_RATE_MASK                    0x003F  /* AUX_RATE - [5:0] */
#define WM831X_AUX_RATE_SHIFT                        0  /* AUX_RATE - [5:0] */
#define WM831X_AUX_RATE_WIDTH                        6  /* AUX_RATE - [5:0] */

/*
 * R16431 (0x402F) - AuxADC Source
 */
#define WM831X_AUX_CAL_SEL                      0x8000  /* AUX_CAL_SEL */
#define WM831X_AUX_CAL_SEL_MASK                 0x8000  /* AUX_CAL_SEL */
#define WM831X_AUX_CAL_SEL_SHIFT                    15  /* AUX_CAL_SEL */
#define WM831X_AUX_CAL_SEL_WIDTH                     1  /* AUX_CAL_SEL */
#define WM831X_AUX_BKUP_BATT_SEL                0x0400  /* AUX_BKUP_BATT_SEL */
#define WM831X_AUX_BKUP_BATT_SEL_MASK           0x0400  /* AUX_BKUP_BATT_SEL */
#define WM831X_AUX_BKUP_BATT_SEL_SHIFT              10  /* AUX_BKUP_BATT_SEL */
#define WM831X_AUX_BKUP_BATT_SEL_WIDTH               1  /* AUX_BKUP_BATT_SEL */
#define WM831X_AUX_WALL_SEL                     0x0200  /* AUX_WALL_SEL */
#define WM831X_AUX_WALL_SEL_MASK                0x0200  /* AUX_WALL_SEL */
#define WM831X_AUX_WALL_SEL_SHIFT                    9  /* AUX_WALL_SEL */
#define WM831X_AUX_WALL_SEL_WIDTH                    1  /* AUX_WALL_SEL */
#define WM831X_AUX_BATT_SEL                     0x0100  /* AUX_BATT_SEL */
#define WM831X_AUX_BATT_SEL_MASK                0x0100  /* AUX_BATT_SEL */
#define WM831X_AUX_BATT_SEL_SHIFT                    8  /* AUX_BATT_SEL */
#define WM831X_AUX_BATT_SEL_WIDTH                    1  /* AUX_BATT_SEL */
#define WM831X_AUX_USB_SEL                      0x0080  /* AUX_USB_SEL */
#define WM831X_AUX_USB_SEL_MASK                 0x0080  /* AUX_USB_SEL */
#define WM831X_AUX_USB_SEL_SHIFT                     7  /* AUX_USB_SEL */
#define WM831X_AUX_USB_SEL_WIDTH                     1  /* AUX_USB_SEL */
#define WM831X_AUX_SYSVDD_SEL                   0x0040  /* AUX_SYSVDD_SEL */
#define WM831X_AUX_SYSVDD_SEL_MASK              0x0040  /* AUX_SYSVDD_SEL */
#define WM831X_AUX_SYSVDD_SEL_SHIFT                  6  /* AUX_SYSVDD_SEL */
#define WM831X_AUX_SYSVDD_SEL_WIDTH                  1  /* AUX_SYSVDD_SEL */
#define WM831X_AUX_BATT_TEMP_SEL                0x0020  /* AUX_BATT_TEMP_SEL */
#define WM831X_AUX_BATT_TEMP_SEL_MASK           0x0020  /* AUX_BATT_TEMP_SEL */
#define WM831X_AUX_BATT_TEMP_SEL_SHIFT               5  /* AUX_BATT_TEMP_SEL */
#define WM831X_AUX_BATT_TEMP_SEL_WIDTH               1  /* AUX_BATT_TEMP_SEL */
#define WM831X_AUX_CHIP_TEMP_SEL                0x0010  /* AUX_CHIP_TEMP_SEL */
#define WM831X_AUX_CHIP_TEMP_SEL_MASK           0x0010  /* AUX_CHIP_TEMP_SEL */
#define WM831X_AUX_CHIP_TEMP_SEL_SHIFT               4  /* AUX_CHIP_TEMP_SEL */
#define WM831X_AUX_CHIP_TEMP_SEL_WIDTH               1  /* AUX_CHIP_TEMP_SEL */
#define WM831X_AUX_AUX4_SEL                     0x0008  /* AUX_AUX4_SEL */
#define WM831X_AUX_AUX4_SEL_MASK                0x0008  /* AUX_AUX4_SEL */
#define WM831X_AUX_AUX4_SEL_SHIFT                    3  /* AUX_AUX4_SEL */
#define WM831X_AUX_AUX4_SEL_WIDTH                    1  /* AUX_AUX4_SEL */
#define WM831X_AUX_AUX3_SEL                     0x0004  /* AUX_AUX3_SEL */
#define WM831X_AUX_AUX3_SEL_MASK                0x0004  /* AUX_AUX3_SEL */
#define WM831X_AUX_AUX3_SEL_SHIFT                    2  /* AUX_AUX3_SEL */
#define WM831X_AUX_AUX3_SEL_WIDTH                    1  /* AUX_AUX3_SEL */
#define WM831X_AUX_AUX2_SEL                     0x0002  /* AUX_AUX2_SEL */
#define WM831X_AUX_AUX2_SEL_MASK                0x0002  /* AUX_AUX2_SEL */
#define WM831X_AUX_AUX2_SEL_SHIFT                    1  /* AUX_AUX2_SEL */
#define WM831X_AUX_AUX2_SEL_WIDTH                    1  /* AUX_AUX2_SEL */
#define WM831X_AUX_AUX1_SEL                     0x0001  /* AUX_AUX1_SEL */
#define WM831X_AUX_AUX1_SEL_MASK                0x0001  /* AUX_AUX1_SEL */
#define WM831X_AUX_AUX1_SEL_SHIFT                    0  /* AUX_AUX1_SEL */
#define WM831X_AUX_AUX1_SEL_WIDTH                    1  /* AUX_AUX1_SEL */

/*
 * R16432 (0x4030) - Comparator Control
 */
#define WM831X_DCOMP4_STS                       0x0800  /* DCOMP4_STS */
#define WM831X_DCOMP4_STS_MASK                  0x0800  /* DCOMP4_STS */
#define WM831X_DCOMP4_STS_SHIFT                     11  /* DCOMP4_STS */
#define WM831X_DCOMP4_STS_WIDTH                      1  /* DCOMP4_STS */
#define WM831X_DCOMP3_STS                       0x0400  /* DCOMP3_STS */
#define WM831X_DCOMP3_STS_MASK                  0x0400  /* DCOMP3_STS */
#define WM831X_DCOMP3_STS_SHIFT                     10  /* DCOMP3_STS */
#define WM831X_DCOMP3_STS_WIDTH                      1  /* DCOMP3_STS */
#define WM831X_DCOMP2_STS                       0x0200  /* DCOMP2_STS */
#define WM831X_DCOMP2_STS_MASK                  0x0200  /* DCOMP2_STS */
#define WM831X_DCOMP2_STS_SHIFT                      9  /* DCOMP2_STS */
#define WM831X_DCOMP2_STS_WIDTH                      1  /* DCOMP2_STS */
#define WM831X_DCOMP1_STS                       0x0100  /* DCOMP1_STS */
#define WM831X_DCOMP1_STS_MASK                  0x0100  /* DCOMP1_STS */
#define WM831X_DCOMP1_STS_SHIFT                      8  /* DCOMP1_STS */
#define WM831X_DCOMP1_STS_WIDTH                      1  /* DCOMP1_STS */
#define WM831X_DCMP4_ENA                        0x0008  /* DCMP4_ENA */
#define WM831X_DCMP4_ENA_MASK                   0x0008  /* DCMP4_ENA */
#define WM831X_DCMP4_ENA_SHIFT                       3  /* DCMP4_ENA */
#define WM831X_DCMP4_ENA_WIDTH                       1  /* DCMP4_ENA */
#define WM831X_DCMP3_ENA                        0x0004  /* DCMP3_ENA */
#define WM831X_DCMP3_ENA_MASK                   0x0004  /* DCMP3_ENA */
#define WM831X_DCMP3_ENA_SHIFT                       2  /* DCMP3_ENA */
#define WM831X_DCMP3_ENA_WIDTH                       1  /* DCMP3_ENA */
#define WM831X_DCMP2_ENA                        0x0002  /* DCMP2_ENA */
#define WM831X_DCMP2_ENA_MASK                   0x0002  /* DCMP2_ENA */
#define WM831X_DCMP2_ENA_SHIFT                       1  /* DCMP2_ENA */
#define WM831X_DCMP2_ENA_WIDTH                       1  /* DCMP2_ENA */
#define WM831X_DCMP1_ENA                        0x0001  /* DCMP1_ENA */
#define WM831X_DCMP1_ENA_MASK                   0x0001  /* DCMP1_ENA */
#define WM831X_DCMP1_ENA_SHIFT                       0  /* DCMP1_ENA */
#define WM831X_DCMP1_ENA_WIDTH                       1  /* DCMP1_ENA */

/*
 * R16433 (0x4031) - Comparator 1
 */
#define WM831X_DCMP1_SRC_MASK                   0xE000  /* DCMP1_SRC - [15:13] */
#define WM831X_DCMP1_SRC_SHIFT                      13  /* DCMP1_SRC - [15:13] */
#define WM831X_DCMP1_SRC_WIDTH                       3  /* DCMP1_SRC - [15:13] */
#define WM831X_DCMP1_GT                         0x1000  /* DCMP1_GT */
#define WM831X_DCMP1_GT_MASK                    0x1000  /* DCMP1_GT */
#define WM831X_DCMP1_GT_SHIFT                       12  /* DCMP1_GT */
#define WM831X_DCMP1_GT_WIDTH                        1  /* DCMP1_GT */
#define WM831X_DCMP1_THR_MASK                   0x0FFF  /* DCMP1_THR - [11:0] */
#define WM831X_DCMP1_THR_SHIFT                       0  /* DCMP1_THR - [11:0] */
#define WM831X_DCMP1_THR_WIDTH                      12  /* DCMP1_THR - [11:0] */

/*
 * R16434 (0x4032) - Comparator 2
 */
#define WM831X_DCMP2_SRC_MASK                   0xE000  /* DCMP2_SRC - [15:13] */
#define WM831X_DCMP2_SRC_SHIFT                      13  /* DCMP2_SRC - [15:13] */
#define WM831X_DCMP2_SRC_WIDTH                       3  /* DCMP2_SRC - [15:13] */
#define WM831X_DCMP2_GT                         0x1000  /* DCMP2_GT */
#define WM831X_DCMP2_GT_MASK                    0x1000  /* DCMP2_GT */
#define WM831X_DCMP2_GT_SHIFT                       12  /* DCMP2_GT */
#define WM831X_DCMP2_GT_WIDTH                        1  /* DCMP2_GT */
#define WM831X_DCMP2_THR_MASK                   0x0FFF  /* DCMP2_THR - [11:0] */
#define WM831X_DCMP2_THR_SHIFT                       0  /* DCMP2_THR - [11:0] */
#define WM831X_DCMP2_THR_WIDTH                      12  /* DCMP2_THR - [11:0] */

/*
 * R16435 (0x4033) - Comparator 3
 */
#define WM831X_DCMP3_SRC_MASK                   0xE000  /* DCMP3_SRC - [15:13] */
#define WM831X_DCMP3_SRC_SHIFT                      13  /* DCMP3_SRC - [15:13] */
#define WM831X_DCMP3_SRC_WIDTH                       3  /* DCMP3_SRC - [15:13] */
#define WM831X_DCMP3_GT                         0x1000  /* DCMP3_GT */
#define WM831X_DCMP3_GT_MASK                    0x1000  /* DCMP3_GT */
#define WM831X_DCMP3_GT_SHIFT                       12  /* DCMP3_GT */
#define WM831X_DCMP3_GT_WIDTH                        1  /* DCMP3_GT */
#define WM831X_DCMP3_THR_MASK                   0x0FFF  /* DCMP3_THR - [11:0] */
#define WM831X_DCMP3_THR_SHIFT                       0  /* DCMP3_THR - [11:0] */
#define WM831X_DCMP3_THR_WIDTH                      12  /* DCMP3_THR - [11:0] */

/*
 * R16436 (0x4034) - Comparator 4
 */
#define WM831X_DCMP4_SRC_MASK                   0xE000  /* DCMP4_SRC - [15:13] */
#define WM831X_DCMP4_SRC_SHIFT                      13  /* DCMP4_SRC - [15:13] */
#define WM831X_DCMP4_SRC_WIDTH                       3  /* DCMP4_SRC - [15:13] */
#define WM831X_DCMP4_GT                         0x1000  /* DCMP4_GT */
#define WM831X_DCMP4_GT_MASK                    0x1000  /* DCMP4_GT */
#define WM831X_DCMP4_GT_SHIFT                       12  /* DCMP4_GT */
#define WM831X_DCMP4_GT_WIDTH                        1  /* DCMP4_GT */
#define WM831X_DCMP4_THR_MASK                   0x0FFF  /* DCMP4_THR - [11:0] */
#define WM831X_DCMP4_THR_SHIFT                       0  /* DCMP4_THR - [11:0] */
#define WM831X_DCMP4_THR_WIDTH                      12  /* DCMP4_THR - [11:0] */

#define WM831X_AUX_CAL_FACTOR  0xfff
#define WM831X_AUX_CAL_NOMINAL 0x222

enum wm831x_auxadc {
	WM831X_AUX_CAL = 15,
	WM831X_AUX_BKUP_BATT = 10,
	WM831X_AUX_WALL = 9,
	WM831X_AUX_BATT = 8,
	WM831X_AUX_USB = 7,
	WM831X_AUX_SYSVDD = 6,
	WM831X_AUX_BATT_TEMP = 5,
	WM831X_AUX_CHIP_TEMP = 4,
	WM831X_AUX_AUX4 = 3,
	WM831X_AUX_AUX3 = 2,
	WM831X_AUX_AUX2 = 1,
	WM831X_AUX_AUX1 = 0,
};

int wm831x_auxadc_read(struct wm831x *wm831x, enum wm831x_auxadc input);
int wm831x_auxadc_read_uv(struct wm831x *wm831x, enum wm831x_auxadc input);

#endif