1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * da9052 declarations for DA9052 PMICs.
4 *
5 * Copyright(c) 2011 Dialog Semiconductor Ltd.
6 *
7 * Author: David Dajun Chen <dchen@diasemi.com>
8 */
9
10#ifndef __MFD_DA9052_DA9052_H
11#define __MFD_DA9052_DA9052_H
12
13#include <linux/interrupt.h>
14#include <linux/regmap.h>
15#include <linux/slab.h>
16#include <linux/completion.h>
17#include <linux/list.h>
18#include <linux/mfd/core.h>
19
20#include <linux/mfd/da9052/reg.h>
21
22/* Common - HWMON Channel Definations */
23#define DA9052_ADC_VDDOUT 0
24#define DA9052_ADC_ICH 1
25#define DA9052_ADC_TBAT 2
26#define DA9052_ADC_VBAT 3
27#define DA9052_ADC_IN4 4
28#define DA9052_ADC_IN5 5
29#define DA9052_ADC_IN6 6
30#define DA9052_ADC_TSI 7
31#define DA9052_ADC_TJUNC 8
32#define DA9052_ADC_VBBAT 9
33
34/* TSI channel has its own 4 channel mux */
35#define DA9052_ADC_TSI_XP 70
36#define DA9052_ADC_TSI_XN 71
37#define DA9052_ADC_TSI_YP 72
38#define DA9052_ADC_TSI_YN 73
39
40#define DA9052_IRQ_DCIN 0
41#define DA9052_IRQ_VBUS 1
42#define DA9052_IRQ_DCINREM 2
43#define DA9052_IRQ_VBUSREM 3
44#define DA9052_IRQ_VDDLOW 4
45#define DA9052_IRQ_ALARM 5
46#define DA9052_IRQ_SEQRDY 6
47#define DA9052_IRQ_COMP1V2 7
48#define DA9052_IRQ_NONKEY 8
49#define DA9052_IRQ_IDFLOAT 9
50#define DA9052_IRQ_IDGND 10
51#define DA9052_IRQ_CHGEND 11
52#define DA9052_IRQ_TBAT 12
53#define DA9052_IRQ_ADC_EOM 13
54#define DA9052_IRQ_PENDOWN 14
55#define DA9052_IRQ_TSIREADY 15
56#define DA9052_IRQ_GPI0 16
57#define DA9052_IRQ_GPI1 17
58#define DA9052_IRQ_GPI2 18
59#define DA9052_IRQ_GPI3 19
60#define DA9052_IRQ_GPI4 20
61#define DA9052_IRQ_GPI5 21
62#define DA9052_IRQ_GPI6 22
63#define DA9052_IRQ_GPI7 23
64#define DA9052_IRQ_GPI8 24
65#define DA9052_IRQ_GPI9 25
66#define DA9052_IRQ_GPI10 26
67#define DA9052_IRQ_GPI11 27
68#define DA9052_IRQ_GPI12 28
69#define DA9052_IRQ_GPI13 29
70#define DA9052_IRQ_GPI14 30
71#define DA9052_IRQ_GPI15 31
72
73enum da9052_chip_id {
74 DA9052,
75 DA9053_AA,
76 DA9053_BA,
77 DA9053_BB,
78 DA9053_BC,
79};
80
81struct da9052_pdata;
82
83struct da9052 {
84 struct device *dev;
85 struct regmap *regmap;
86
87 struct mutex auxadc_lock;
88 struct completion done;
89
90 int irq_base;
91 struct regmap_irq_chip_data *irq_data;
92 u8 chip_id;
93
94 int chip_irq;
95
96 int fault_log;
97
98 /* SOC I/O transfer related fixes for DA9052/53 */
99 int (*fix_io) (struct da9052 *da9052, unsigned char reg);
100};
101
102/* ADC API */
103int da9052_adc_manual_read(struct da9052 *da9052, unsigned char channel);
104int da9052_adc_read_temp(struct da9052 *da9052);
105
106/* Device I/O API */
107static inline int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
108{
109 int val, ret;
110
111 ret = regmap_read(map: da9052->regmap, reg, val: &val);
112 if (ret < 0)
113 return ret;
114
115 if (da9052->fix_io) {
116 ret = da9052->fix_io(da9052, reg);
117 if (ret < 0)
118 return ret;
119 }
120
121 return val;
122}
123
124static inline int da9052_reg_write(struct da9052 *da9052, unsigned char reg,
125 unsigned char val)
126{
127 int ret;
128
129 ret = regmap_write(map: da9052->regmap, reg, val);
130 if (ret < 0)
131 return ret;
132
133 if (da9052->fix_io) {
134 ret = da9052->fix_io(da9052, reg);
135 if (ret < 0)
136 return ret;
137 }
138
139 return ret;
140}
141
142static inline int da9052_group_read(struct da9052 *da9052, unsigned char reg,
143 unsigned reg_cnt, unsigned char *val)
144{
145 int ret;
146 unsigned int tmp;
147 int i;
148
149 for (i = 0; i < reg_cnt; i++) {
150 ret = regmap_read(map: da9052->regmap, reg: reg + i, val: &tmp);
151 val[i] = (unsigned char)tmp;
152 if (ret < 0)
153 return ret;
154 }
155
156 if (da9052->fix_io) {
157 ret = da9052->fix_io(da9052, reg);
158 if (ret < 0)
159 return ret;
160 }
161
162 return ret;
163}
164
165static inline int da9052_group_write(struct da9052 *da9052, unsigned char reg,
166 unsigned reg_cnt, unsigned char *val)
167{
168 int ret = 0;
169 int i;
170
171 for (i = 0; i < reg_cnt; i++) {
172 ret = regmap_write(map: da9052->regmap, reg: reg + i, val: val[i]);
173 if (ret < 0)
174 return ret;
175 }
176
177 if (da9052->fix_io) {
178 ret = da9052->fix_io(da9052, reg);
179 if (ret < 0)
180 return ret;
181 }
182
183 return ret;
184}
185
186static inline int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
187 unsigned char bit_mask,
188 unsigned char reg_val)
189{
190 int ret;
191
192 ret = regmap_update_bits(map: da9052->regmap, reg, mask: bit_mask, val: reg_val);
193 if (ret < 0)
194 return ret;
195
196 if (da9052->fix_io) {
197 ret = da9052->fix_io(da9052, reg);
198 if (ret < 0)
199 return ret;
200 }
201
202 return ret;
203}
204
205int da9052_device_init(struct da9052 *da9052, u8 chip_id);
206void da9052_device_exit(struct da9052 *da9052);
207
208extern const struct regmap_config da9052_regmap_config;
209
210int da9052_irq_init(struct da9052 *da9052);
211int da9052_irq_exit(struct da9052 *da9052);
212int da9052_request_irq(struct da9052 *da9052, int irq, char *name,
213 irq_handler_t handler, void *data);
214void da9052_free_irq(struct da9052 *da9052, int irq, void *data);
215
216int da9052_enable_irq(struct da9052 *da9052, int irq);
217int da9052_disable_irq(struct da9052 *da9052, int irq);
218int da9052_disable_irq_nosync(struct da9052 *da9052, int irq);
219
220#endif /* __MFD_DA9052_DA9052_H */
221

source code of linux/include/linux/mfd/da9052/da9052.h