1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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> |
8 | */ |
9 | |
10 | #ifndef __MFD_WM831X_AUXADC_H__ |
11 | #define __MFD_WM831X_AUXADC_H__ |
12 | |
13 | struct wm831x; |
14 | |
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 |
214 | |