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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
7e9f9fd4 MB |
2 | /* |
3 | * include/linux/mfd/wm831x/auxadc.h -- Auxiliary ADC interface for WM831x | |
4 | * | |
5 | * Copyright 2009 Wolfson Microelectronics PLC. | |
6 | * | |
7 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> | |
7e9f9fd4 MB |
8 | */ |
9 | ||
10 | #ifndef __MFD_WM831X_AUXADC_H__ | |
11 | #define __MFD_WM831X_AUXADC_H__ | |
12 | ||
fd860195 MB |
13 | struct wm831x; |
14 | ||
7e9f9fd4 MB |
15 | /* |
16 | * R16429 (0x402D) - AuxADC Data | |
17 | */ | |
18 | #define WM831X_AUX_DATA_SRC_MASK 0xF000 /* AUX_DATA_SRC - [15:12] */ | |
19 | #define WM831X_AUX_DATA_SRC_SHIFT 12 /* AUX_DATA_SRC - [15:12] */ | |
20 | #define WM831X_AUX_DATA_SRC_WIDTH 4 /* AUX_DATA_SRC - [15:12] */ | |
21 | #define WM831X_AUX_DATA_MASK 0x0FFF /* AUX_DATA - [11:0] */ | |
22 | #define WM831X_AUX_DATA_SHIFT 0 /* AUX_DATA - [11:0] */ | |
23 | #define WM831X_AUX_DATA_WIDTH 12 /* AUX_DATA - [11:0] */ | |
24 | ||
25 | /* | |
26 | * R16430 (0x402E) - AuxADC Control | |
27 | */ | |
28 | #define WM831X_AUX_ENA 0x8000 /* AUX_ENA */ | |
29 | #define WM831X_AUX_ENA_MASK 0x8000 /* AUX_ENA */ | |
30 | #define WM831X_AUX_ENA_SHIFT 15 /* AUX_ENA */ | |
31 | #define WM831X_AUX_ENA_WIDTH 1 /* AUX_ENA */ | |
32 | #define WM831X_AUX_CVT_ENA 0x4000 /* AUX_CVT_ENA */ | |
33 | #define WM831X_AUX_CVT_ENA_MASK 0x4000 /* AUX_CVT_ENA */ | |
34 | #define WM831X_AUX_CVT_ENA_SHIFT 14 /* AUX_CVT_ENA */ | |
35 | #define WM831X_AUX_CVT_ENA_WIDTH 1 /* AUX_CVT_ENA */ | |
36 | #define WM831X_AUX_SLPENA 0x1000 /* AUX_SLPENA */ | |
37 | #define WM831X_AUX_SLPENA_MASK 0x1000 /* AUX_SLPENA */ | |
38 | #define WM831X_AUX_SLPENA_SHIFT 12 /* AUX_SLPENA */ | |
39 | #define WM831X_AUX_SLPENA_WIDTH 1 /* AUX_SLPENA */ | |
40 | #define WM831X_AUX_FRC_ENA 0x0800 /* AUX_FRC_ENA */ | |
41 | #define WM831X_AUX_FRC_ENA_MASK 0x0800 /* AUX_FRC_ENA */ | |
42 | #define WM831X_AUX_FRC_ENA_SHIFT 11 /* AUX_FRC_ENA */ | |
43 | #define WM831X_AUX_FRC_ENA_WIDTH 1 /* AUX_FRC_ENA */ | |
44 | #define WM831X_AUX_RATE_MASK 0x003F /* AUX_RATE - [5:0] */ | |
45 | #define WM831X_AUX_RATE_SHIFT 0 /* AUX_RATE - [5:0] */ | |
46 | #define WM831X_AUX_RATE_WIDTH 6 /* AUX_RATE - [5:0] */ | |
47 | ||
48 | /* | |
49 | * R16431 (0x402F) - AuxADC Source | |
50 | */ | |
51 | #define WM831X_AUX_CAL_SEL 0x8000 /* AUX_CAL_SEL */ | |
52 | #define WM831X_AUX_CAL_SEL_MASK 0x8000 /* AUX_CAL_SEL */ | |
53 | #define WM831X_AUX_CAL_SEL_SHIFT 15 /* AUX_CAL_SEL */ | |
54 | #define WM831X_AUX_CAL_SEL_WIDTH 1 /* AUX_CAL_SEL */ | |
55 | #define WM831X_AUX_BKUP_BATT_SEL 0x0400 /* AUX_BKUP_BATT_SEL */ | |
56 | #define WM831X_AUX_BKUP_BATT_SEL_MASK 0x0400 /* AUX_BKUP_BATT_SEL */ | |
57 | #define WM831X_AUX_BKUP_BATT_SEL_SHIFT 10 /* AUX_BKUP_BATT_SEL */ | |
58 | #define WM831X_AUX_BKUP_BATT_SEL_WIDTH 1 /* AUX_BKUP_BATT_SEL */ | |
59 | #define WM831X_AUX_WALL_SEL 0x0200 /* AUX_WALL_SEL */ | |
60 | #define WM831X_AUX_WALL_SEL_MASK 0x0200 /* AUX_WALL_SEL */ | |
61 | #define WM831X_AUX_WALL_SEL_SHIFT 9 /* AUX_WALL_SEL */ | |
62 | #define WM831X_AUX_WALL_SEL_WIDTH 1 /* AUX_WALL_SEL */ | |
63 | #define WM831X_AUX_BATT_SEL 0x0100 /* AUX_BATT_SEL */ | |
64 | #define WM831X_AUX_BATT_SEL_MASK 0x0100 /* AUX_BATT_SEL */ | |
65 | #define WM831X_AUX_BATT_SEL_SHIFT 8 /* AUX_BATT_SEL */ | |
66 | #define WM831X_AUX_BATT_SEL_WIDTH 1 /* AUX_BATT_SEL */ | |
67 | #define WM831X_AUX_USB_SEL 0x0080 /* AUX_USB_SEL */ | |
68 | #define WM831X_AUX_USB_SEL_MASK 0x0080 /* AUX_USB_SEL */ | |
69 | #define WM831X_AUX_USB_SEL_SHIFT 7 /* AUX_USB_SEL */ | |
70 | #define WM831X_AUX_USB_SEL_WIDTH 1 /* AUX_USB_SEL */ | |
71 | #define WM831X_AUX_SYSVDD_SEL 0x0040 /* AUX_SYSVDD_SEL */ | |
72 | #define WM831X_AUX_SYSVDD_SEL_MASK 0x0040 /* AUX_SYSVDD_SEL */ | |
73 | #define WM831X_AUX_SYSVDD_SEL_SHIFT 6 /* AUX_SYSVDD_SEL */ | |
74 | #define WM831X_AUX_SYSVDD_SEL_WIDTH 1 /* AUX_SYSVDD_SEL */ | |
75 | #define WM831X_AUX_BATT_TEMP_SEL 0x0020 /* AUX_BATT_TEMP_SEL */ | |
76 | #define WM831X_AUX_BATT_TEMP_SEL_MASK 0x0020 /* AUX_BATT_TEMP_SEL */ | |
77 | #define WM831X_AUX_BATT_TEMP_SEL_SHIFT 5 /* AUX_BATT_TEMP_SEL */ | |
78 | #define WM831X_AUX_BATT_TEMP_SEL_WIDTH 1 /* AUX_BATT_TEMP_SEL */ | |
79 | #define WM831X_AUX_CHIP_TEMP_SEL 0x0010 /* AUX_CHIP_TEMP_SEL */ | |
80 | #define WM831X_AUX_CHIP_TEMP_SEL_MASK 0x0010 /* AUX_CHIP_TEMP_SEL */ | |
81 | #define WM831X_AUX_CHIP_TEMP_SEL_SHIFT 4 /* AUX_CHIP_TEMP_SEL */ | |
82 | #define WM831X_AUX_CHIP_TEMP_SEL_WIDTH 1 /* AUX_CHIP_TEMP_SEL */ | |
83 | #define WM831X_AUX_AUX4_SEL 0x0008 /* AUX_AUX4_SEL */ | |
84 | #define WM831X_AUX_AUX4_SEL_MASK 0x0008 /* AUX_AUX4_SEL */ | |
85 | #define WM831X_AUX_AUX4_SEL_SHIFT 3 /* AUX_AUX4_SEL */ | |
86 | #define WM831X_AUX_AUX4_SEL_WIDTH 1 /* AUX_AUX4_SEL */ | |
87 | #define WM831X_AUX_AUX3_SEL 0x0004 /* AUX_AUX3_SEL */ | |
88 | #define WM831X_AUX_AUX3_SEL_MASK 0x0004 /* AUX_AUX3_SEL */ | |
89 | #define WM831X_AUX_AUX3_SEL_SHIFT 2 /* AUX_AUX3_SEL */ | |
90 | #define WM831X_AUX_AUX3_SEL_WIDTH 1 /* AUX_AUX3_SEL */ | |
91 | #define WM831X_AUX_AUX2_SEL 0x0002 /* AUX_AUX2_SEL */ | |
92 | #define WM831X_AUX_AUX2_SEL_MASK 0x0002 /* AUX_AUX2_SEL */ | |
93 | #define WM831X_AUX_AUX2_SEL_SHIFT 1 /* AUX_AUX2_SEL */ | |
94 | #define WM831X_AUX_AUX2_SEL_WIDTH 1 /* AUX_AUX2_SEL */ | |
95 | #define WM831X_AUX_AUX1_SEL 0x0001 /* AUX_AUX1_SEL */ | |
96 | #define WM831X_AUX_AUX1_SEL_MASK 0x0001 /* AUX_AUX1_SEL */ | |
97 | #define WM831X_AUX_AUX1_SEL_SHIFT 0 /* AUX_AUX1_SEL */ | |
98 | #define WM831X_AUX_AUX1_SEL_WIDTH 1 /* AUX_AUX1_SEL */ | |
99 | ||
100 | /* | |
101 | * R16432 (0x4030) - Comparator Control | |
102 | */ | |
103 | #define WM831X_DCOMP4_STS 0x0800 /* DCOMP4_STS */ | |
104 | #define WM831X_DCOMP4_STS_MASK 0x0800 /* DCOMP4_STS */ | |
105 | #define WM831X_DCOMP4_STS_SHIFT 11 /* DCOMP4_STS */ | |
106 | #define WM831X_DCOMP4_STS_WIDTH 1 /* DCOMP4_STS */ | |
107 | #define WM831X_DCOMP3_STS 0x0400 /* DCOMP3_STS */ | |
108 | #define WM831X_DCOMP3_STS_MASK 0x0400 /* DCOMP3_STS */ | |
109 | #define WM831X_DCOMP3_STS_SHIFT 10 /* DCOMP3_STS */ | |
110 | #define WM831X_DCOMP3_STS_WIDTH 1 /* DCOMP3_STS */ | |
111 | #define WM831X_DCOMP2_STS 0x0200 /* DCOMP2_STS */ | |
112 | #define WM831X_DCOMP2_STS_MASK 0x0200 /* DCOMP2_STS */ | |
113 | #define WM831X_DCOMP2_STS_SHIFT 9 /* DCOMP2_STS */ | |
114 | #define WM831X_DCOMP2_STS_WIDTH 1 /* DCOMP2_STS */ | |
115 | #define WM831X_DCOMP1_STS 0x0100 /* DCOMP1_STS */ | |
116 | #define WM831X_DCOMP1_STS_MASK 0x0100 /* DCOMP1_STS */ | |
117 | #define WM831X_DCOMP1_STS_SHIFT 8 /* DCOMP1_STS */ | |
118 | #define WM831X_DCOMP1_STS_WIDTH 1 /* DCOMP1_STS */ | |
119 | #define WM831X_DCMP4_ENA 0x0008 /* DCMP4_ENA */ | |
120 | #define WM831X_DCMP4_ENA_MASK 0x0008 /* DCMP4_ENA */ | |
121 | #define WM831X_DCMP4_ENA_SHIFT 3 /* DCMP4_ENA */ | |
122 | #define WM831X_DCMP4_ENA_WIDTH 1 /* DCMP4_ENA */ | |
123 | #define WM831X_DCMP3_ENA 0x0004 /* DCMP3_ENA */ | |
124 | #define WM831X_DCMP3_ENA_MASK 0x0004 /* DCMP3_ENA */ | |
125 | #define WM831X_DCMP3_ENA_SHIFT 2 /* DCMP3_ENA */ | |
126 | #define WM831X_DCMP3_ENA_WIDTH 1 /* DCMP3_ENA */ | |
127 | #define WM831X_DCMP2_ENA 0x0002 /* DCMP2_ENA */ | |
128 | #define WM831X_DCMP2_ENA_MASK 0x0002 /* DCMP2_ENA */ | |
129 | #define WM831X_DCMP2_ENA_SHIFT 1 /* DCMP2_ENA */ | |
130 | #define WM831X_DCMP2_ENA_WIDTH 1 /* DCMP2_ENA */ | |
131 | #define WM831X_DCMP1_ENA 0x0001 /* DCMP1_ENA */ | |
132 | #define WM831X_DCMP1_ENA_MASK 0x0001 /* DCMP1_ENA */ | |
133 | #define WM831X_DCMP1_ENA_SHIFT 0 /* DCMP1_ENA */ | |
134 | #define WM831X_DCMP1_ENA_WIDTH 1 /* DCMP1_ENA */ | |
135 | ||
136 | /* | |
137 | * R16433 (0x4031) - Comparator 1 | |
138 | */ | |
139 | #define WM831X_DCMP1_SRC_MASK 0xE000 /* DCMP1_SRC - [15:13] */ | |
140 | #define WM831X_DCMP1_SRC_SHIFT 13 /* DCMP1_SRC - [15:13] */ | |
141 | #define WM831X_DCMP1_SRC_WIDTH 3 /* DCMP1_SRC - [15:13] */ | |
142 | #define WM831X_DCMP1_GT 0x1000 /* DCMP1_GT */ | |
143 | #define WM831X_DCMP1_GT_MASK 0x1000 /* DCMP1_GT */ | |
144 | #define WM831X_DCMP1_GT_SHIFT 12 /* DCMP1_GT */ | |
145 | #define WM831X_DCMP1_GT_WIDTH 1 /* DCMP1_GT */ | |
146 | #define WM831X_DCMP1_THR_MASK 0x0FFF /* DCMP1_THR - [11:0] */ | |
147 | #define WM831X_DCMP1_THR_SHIFT 0 /* DCMP1_THR - [11:0] */ | |
148 | #define WM831X_DCMP1_THR_WIDTH 12 /* DCMP1_THR - [11:0] */ | |
149 | ||
150 | /* | |
151 | * R16434 (0x4032) - Comparator 2 | |
152 | */ | |
153 | #define WM831X_DCMP2_SRC_MASK 0xE000 /* DCMP2_SRC - [15:13] */ | |
154 | #define WM831X_DCMP2_SRC_SHIFT 13 /* DCMP2_SRC - [15:13] */ | |
155 | #define WM831X_DCMP2_SRC_WIDTH 3 /* DCMP2_SRC - [15:13] */ | |
156 | #define WM831X_DCMP2_GT 0x1000 /* DCMP2_GT */ | |
157 | #define WM831X_DCMP2_GT_MASK 0x1000 /* DCMP2_GT */ | |
158 | #define WM831X_DCMP2_GT_SHIFT 12 /* DCMP2_GT */ | |
159 | #define WM831X_DCMP2_GT_WIDTH 1 /* DCMP2_GT */ | |
160 | #define WM831X_DCMP2_THR_MASK 0x0FFF /* DCMP2_THR - [11:0] */ | |
161 | #define WM831X_DCMP2_THR_SHIFT 0 /* DCMP2_THR - [11:0] */ | |
162 | #define WM831X_DCMP2_THR_WIDTH 12 /* DCMP2_THR - [11:0] */ | |
163 | ||
164 | /* | |
165 | * R16435 (0x4033) - Comparator 3 | |
166 | */ | |
167 | #define WM831X_DCMP3_SRC_MASK 0xE000 /* DCMP3_SRC - [15:13] */ | |
168 | #define WM831X_DCMP3_SRC_SHIFT 13 /* DCMP3_SRC - [15:13] */ | |
169 | #define WM831X_DCMP3_SRC_WIDTH 3 /* DCMP3_SRC - [15:13] */ | |
170 | #define WM831X_DCMP3_GT 0x1000 /* DCMP3_GT */ | |
171 | #define WM831X_DCMP3_GT_MASK 0x1000 /* DCMP3_GT */ | |
172 | #define WM831X_DCMP3_GT_SHIFT 12 /* DCMP3_GT */ | |
173 | #define WM831X_DCMP3_GT_WIDTH 1 /* DCMP3_GT */ | |
174 | #define WM831X_DCMP3_THR_MASK 0x0FFF /* DCMP3_THR - [11:0] */ | |
175 | #define WM831X_DCMP3_THR_SHIFT 0 /* DCMP3_THR - [11:0] */ | |
176 | #define WM831X_DCMP3_THR_WIDTH 12 /* DCMP3_THR - [11:0] */ | |
177 | ||
178 | /* | |
179 | * R16436 (0x4034) - Comparator 4 | |
180 | */ | |
181 | #define WM831X_DCMP4_SRC_MASK 0xE000 /* DCMP4_SRC - [15:13] */ | |
182 | #define WM831X_DCMP4_SRC_SHIFT 13 /* DCMP4_SRC - [15:13] */ | |
183 | #define WM831X_DCMP4_SRC_WIDTH 3 /* DCMP4_SRC - [15:13] */ | |
184 | #define WM831X_DCMP4_GT 0x1000 /* DCMP4_GT */ | |
185 | #define WM831X_DCMP4_GT_MASK 0x1000 /* DCMP4_GT */ | |
186 | #define WM831X_DCMP4_GT_SHIFT 12 /* DCMP4_GT */ | |
187 | #define WM831X_DCMP4_GT_WIDTH 1 /* DCMP4_GT */ | |
188 | #define WM831X_DCMP4_THR_MASK 0x0FFF /* DCMP4_THR - [11:0] */ | |
189 | #define WM831X_DCMP4_THR_SHIFT 0 /* DCMP4_THR - [11:0] */ | |
190 | #define WM831X_DCMP4_THR_WIDTH 12 /* DCMP4_THR - [11:0] */ | |
191 | ||
192 | #define WM831X_AUX_CAL_FACTOR 0xfff | |
193 | #define WM831X_AUX_CAL_NOMINAL 0x222 | |
194 | ||
195 | enum wm831x_auxadc { | |
196 | WM831X_AUX_CAL = 15, | |
197 | WM831X_AUX_BKUP_BATT = 10, | |
198 | WM831X_AUX_WALL = 9, | |
199 | WM831X_AUX_BATT = 8, | |
200 | WM831X_AUX_USB = 7, | |
201 | WM831X_AUX_SYSVDD = 6, | |
202 | WM831X_AUX_BATT_TEMP = 5, | |
203 | WM831X_AUX_CHIP_TEMP = 4, | |
204 | WM831X_AUX_AUX4 = 3, | |
205 | WM831X_AUX_AUX3 = 2, | |
206 | WM831X_AUX_AUX2 = 1, | |
207 | WM831X_AUX_AUX1 = 0, | |
208 | }; | |
209 | ||
210 | int wm831x_auxadc_read(struct wm831x *wm831x, enum wm831x_auxadc input); | |
211 | int wm831x_auxadc_read_uv(struct wm831x *wm831x, enum wm831x_auxadc input); | |
212 | ||
213 | #endif |