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
73 enum da9052_chip_id {
74 DA9052,
75 DA9053_AA,
76 DA9053_BA,
77 DA9053_BB,
78 DA9053_BC,
79 };
80
81 struct da9052_pdata;
82
83 struct 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 /* SOC I/O transfer related fixes for DA9052/53 */
97 int (*fix_io) (struct da9052 *da9052, unsigned char reg);
98 };
99
100 /* ADC API */
101 int da9052_adc_manual_read(struct da9052 *da9052, unsigned char channel);
102 int da9052_adc_read_temp(struct da9052 *da9052);
103
104 /* Device I/O API */
105 static inline int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
106 {
107 int val, ret;
108
109 ret = regmap_read(da9052->regmap, reg, &val);
110 if (ret < 0)
111 return ret;
112
113 if (da9052->fix_io) {
114 ret = da9052->fix_io(da9052, reg);
115 if (ret < 0)
116 return ret;
117 }
118
119 return val;
120 }
121
122 static inline int da9052_reg_write(struct da9052 *da9052, unsigned char reg,
123 unsigned char val)
124 {
125 int ret;
126
127 ret = regmap_write(da9052->regmap, reg, val);
128 if (ret < 0)
129 return ret;
130
131 if (da9052->fix_io) {
132 ret = da9052->fix_io(da9052, reg);
133 if (ret < 0)
134 return ret;
135 }
136
137 return ret;
138 }
139
140 static inline int da9052_group_read(struct da9052 *da9052, unsigned char reg,
141 unsigned reg_cnt, unsigned char *val)
142 {
143 int ret;
144 unsigned int tmp;
145 int i;
146
147 for (i = 0; i < reg_cnt; i++) {
148 ret = regmap_read(da9052->regmap, reg + i, &tmp);
149 val[i] = (unsigned char)tmp;
150 if (ret < 0)
151 return ret;
152 }
153
154 if (da9052->fix_io) {
155 ret = da9052->fix_io(da9052, reg);
156 if (ret < 0)
157 return ret;
158 }
159
160 return ret;
161 }
162
163 static inline int da9052_group_write(struct da9052 *da9052, unsigned char reg,
164 unsigned reg_cnt, unsigned char *val)
165 {
166 int ret = 0;
167 int i;
168
169 for (i = 0; i < reg_cnt; i++) {
170 ret = regmap_write(da9052->regmap, reg + i, val[i]);
171 if (ret < 0)
172 return ret;
173 }
174
175 if (da9052->fix_io) {
176 ret = da9052->fix_io(da9052, reg);
177 if (ret < 0)
178 return ret;
179 }
180
181 return ret;
182 }
183
184 static inline int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
185 unsigned char bit_mask,
186 unsigned char reg_val)
187 {
188 int ret;
189
190 ret = regmap_update_bits(da9052->regmap, reg, bit_mask, reg_val);
191 if (ret < 0)
192 return ret;
193
194 if (da9052->fix_io) {
195 ret = da9052->fix_io(da9052, reg);
196 if (ret < 0)
197 return ret;
198 }
199
200 return ret;
201 }
202
203 int da9052_device_init(struct da9052 *da9052, u8 chip_id);
204 void da9052_device_exit(struct da9052 *da9052);
205
206 extern const struct regmap_config da9052_regmap_config;
207
208 int da9052_irq_init(struct da9052 *da9052);
209 int da9052_irq_exit(struct da9052 *da9052);
210 int da9052_request_irq(struct da9052 *da9052, int irq, char *name,
211 irq_handler_t handler, void *data);
212 void da9052_free_irq(struct da9052 *da9052, int irq, void *data);
213
214 int da9052_enable_irq(struct da9052 *da9052, int irq);
215 int da9052_disable_irq(struct da9052 *da9052, int irq);
216 int da9052_disable_irq_nosync(struct da9052 *da9052, int irq);
217
218 #endif /* __MFD_DA9052_DA9052_H */
219
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