1 /*
2  * Functions to access MAX8907 power management chip.
3  *
4  * Copyright (C) 2010 Gyungoh Yoo <jack.yoo@maxim-ic.com>
5  * Copyright (C) 2012, NVIDIA CORPORATION. All rights reserved.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 
12 #ifndef __LINUX_MFD_MAX8907_H
13 #define __LINUX_MFD_MAX8907_H
14 
15 #include <linux/mutex.h>
16 #include <linux/pm.h>
17 
18 #define MAX8907_GEN_I2C_ADDR		(0x78 >> 1)
19 #define MAX8907_ADC_I2C_ADDR		(0x8e >> 1)
20 #define MAX8907_RTC_I2C_ADDR		(0xd0 >> 1)
21 
22 /* MAX8907 register map */
23 #define MAX8907_REG_SYSENSEL		0x00
24 #define MAX8907_REG_ON_OFF_IRQ1		0x01
25 #define MAX8907_REG_ON_OFF_IRQ1_MASK	0x02
26 #define MAX8907_REG_ON_OFF_STAT		0x03
27 #define MAX8907_REG_SDCTL1		0x04
28 #define MAX8907_REG_SDSEQCNT1		0x05
29 #define MAX8907_REG_SDV1		0x06
30 #define MAX8907_REG_SDCTL2		0x07
31 #define MAX8907_REG_SDSEQCNT2		0x08
32 #define MAX8907_REG_SDV2		0x09
33 #define MAX8907_REG_SDCTL3		0x0A
34 #define MAX8907_REG_SDSEQCNT3		0x0B
35 #define MAX8907_REG_SDV3		0x0C
36 #define MAX8907_REG_ON_OFF_IRQ2		0x0D
37 #define MAX8907_REG_ON_OFF_IRQ2_MASK	0x0E
38 #define MAX8907_REG_RESET_CNFG		0x0F
39 #define MAX8907_REG_LDOCTL16		0x10
40 #define MAX8907_REG_LDOSEQCNT16		0x11
41 #define MAX8907_REG_LDO16VOUT		0x12
42 #define MAX8907_REG_SDBYSEQCNT		0x13
43 #define MAX8907_REG_LDOCTL17		0x14
44 #define MAX8907_REG_LDOSEQCNT17		0x15
45 #define MAX8907_REG_LDO17VOUT		0x16
46 #define MAX8907_REG_LDOCTL1		0x18
47 #define MAX8907_REG_LDOSEQCNT1		0x19
48 #define MAX8907_REG_LDO1VOUT		0x1A
49 #define MAX8907_REG_LDOCTL2		0x1C
50 #define MAX8907_REG_LDOSEQCNT2		0x1D
51 #define MAX8907_REG_LDO2VOUT		0x1E
52 #define MAX8907_REG_LDOCTL3		0x20
53 #define MAX8907_REG_LDOSEQCNT3		0x21
54 #define MAX8907_REG_LDO3VOUT		0x22
55 #define MAX8907_REG_LDOCTL4		0x24
56 #define MAX8907_REG_LDOSEQCNT4		0x25
57 #define MAX8907_REG_LDO4VOUT		0x26
58 #define MAX8907_REG_LDOCTL5		0x28
59 #define MAX8907_REG_LDOSEQCNT5		0x29
60 #define MAX8907_REG_LDO5VOUT		0x2A
61 #define MAX8907_REG_LDOCTL6		0x2C
62 #define MAX8907_REG_LDOSEQCNT6		0x2D
63 #define MAX8907_REG_LDO6VOUT		0x2E
64 #define MAX8907_REG_LDOCTL7		0x30
65 #define MAX8907_REG_LDOSEQCNT7		0x31
66 #define MAX8907_REG_LDO7VOUT		0x32
67 #define MAX8907_REG_LDOCTL8		0x34
68 #define MAX8907_REG_LDOSEQCNT8		0x35
69 #define MAX8907_REG_LDO8VOUT		0x36
70 #define MAX8907_REG_LDOCTL9		0x38
71 #define MAX8907_REG_LDOSEQCNT9		0x39
72 #define MAX8907_REG_LDO9VOUT		0x3A
73 #define MAX8907_REG_LDOCTL10		0x3C
74 #define MAX8907_REG_LDOSEQCNT10		0x3D
75 #define MAX8907_REG_LDO10VOUT		0x3E
76 #define MAX8907_REG_LDOCTL11		0x40
77 #define MAX8907_REG_LDOSEQCNT11		0x41
78 #define MAX8907_REG_LDO11VOUT		0x42
79 #define MAX8907_REG_LDOCTL12		0x44
80 #define MAX8907_REG_LDOSEQCNT12		0x45
81 #define MAX8907_REG_LDO12VOUT		0x46
82 #define MAX8907_REG_LDOCTL13		0x48
83 #define MAX8907_REG_LDOSEQCNT13		0x49
84 #define MAX8907_REG_LDO13VOUT		0x4A
85 #define MAX8907_REG_LDOCTL14		0x4C
86 #define MAX8907_REG_LDOSEQCNT14		0x4D
87 #define MAX8907_REG_LDO14VOUT		0x4E
88 #define MAX8907_REG_LDOCTL15		0x50
89 #define MAX8907_REG_LDOSEQCNT15		0x51
90 #define MAX8907_REG_LDO15VOUT		0x52
91 #define MAX8907_REG_OUT5VEN		0x54
92 #define MAX8907_REG_OUT5VSEQ		0x55
93 #define MAX8907_REG_OUT33VEN		0x58
94 #define MAX8907_REG_OUT33VSEQ		0x59
95 #define MAX8907_REG_LDOCTL19		0x5C
96 #define MAX8907_REG_LDOSEQCNT19		0x5D
97 #define MAX8907_REG_LDO19VOUT		0x5E
98 #define MAX8907_REG_LBCNFG		0x60
99 #define MAX8907_REG_SEQ1CNFG		0x64
100 #define MAX8907_REG_SEQ2CNFG		0x65
101 #define MAX8907_REG_SEQ3CNFG		0x66
102 #define MAX8907_REG_SEQ4CNFG		0x67
103 #define MAX8907_REG_SEQ5CNFG		0x68
104 #define MAX8907_REG_SEQ6CNFG		0x69
105 #define MAX8907_REG_SEQ7CNFG		0x6A
106 #define MAX8907_REG_LDOCTL18		0x72
107 #define MAX8907_REG_LDOSEQCNT18		0x73
108 #define MAX8907_REG_LDO18VOUT		0x74
109 #define MAX8907_REG_BBAT_CNFG		0x78
110 #define MAX8907_REG_CHG_CNTL1		0x7C
111 #define MAX8907_REG_CHG_CNTL2		0x7D
112 #define MAX8907_REG_CHG_IRQ1		0x7E
113 #define MAX8907_REG_CHG_IRQ2		0x7F
114 #define MAX8907_REG_CHG_IRQ1_MASK	0x80
115 #define MAX8907_REG_CHG_IRQ2_MASK	0x81
116 #define MAX8907_REG_CHG_STAT		0x82
117 #define MAX8907_REG_WLED_MODE_CNTL	0x84
118 #define MAX8907_REG_ILED_CNTL		0x84
119 #define MAX8907_REG_II1RR		0x8E
120 #define MAX8907_REG_II2RR		0x8F
121 #define MAX8907_REG_LDOCTL20		0x9C
122 #define MAX8907_REG_LDOSEQCNT20		0x9D
123 #define MAX8907_REG_LDO20VOUT		0x9E
124 
125 /* RTC register map */
126 #define MAX8907_REG_RTC_SEC		0x00
127 #define MAX8907_REG_RTC_MIN		0x01
128 #define MAX8907_REG_RTC_HOURS		0x02
129 #define MAX8907_REG_RTC_WEEKDAY		0x03
130 #define MAX8907_REG_RTC_DATE		0x04
131 #define MAX8907_REG_RTC_MONTH		0x05
132 #define MAX8907_REG_RTC_YEAR1		0x06
133 #define MAX8907_REG_RTC_YEAR2		0x07
134 #define MAX8907_REG_ALARM0_SEC		0x08
135 #define MAX8907_REG_ALARM0_MIN		0x09
136 #define MAX8907_REG_ALARM0_HOURS	0x0A
137 #define MAX8907_REG_ALARM0_WEEKDAY	0x0B
138 #define MAX8907_REG_ALARM0_DATE		0x0C
139 #define MAX8907_REG_ALARM0_MONTH	0x0D
140 #define MAX8907_REG_ALARM0_YEAR1	0x0E
141 #define MAX8907_REG_ALARM0_YEAR2	0x0F
142 #define MAX8907_REG_ALARM1_SEC		0x10
143 #define MAX8907_REG_ALARM1_MIN		0x11
144 #define MAX8907_REG_ALARM1_HOURS	0x12
145 #define MAX8907_REG_ALARM1_WEEKDAY	0x13
146 #define MAX8907_REG_ALARM1_DATE		0x14
147 #define MAX8907_REG_ALARM1_MONTH	0x15
148 #define MAX8907_REG_ALARM1_YEAR1	0x16
149 #define MAX8907_REG_ALARM1_YEAR2	0x17
150 #define MAX8907_REG_ALARM0_CNTL		0x18
151 #define MAX8907_REG_ALARM1_CNTL		0x19
152 #define MAX8907_REG_RTC_STATUS		0x1A
153 #define MAX8907_REG_RTC_CNTL		0x1B
154 #define MAX8907_REG_RTC_IRQ		0x1C
155 #define MAX8907_REG_RTC_IRQ_MASK	0x1D
156 #define MAX8907_REG_MPL_CNTL		0x1E
157 
158 /* ADC and Touch Screen Controller register map */
159 #define MAX8907_CTL			0
160 #define MAX8907_SEQCNT			1
161 #define MAX8907_VOUT			2
162 
163 /* mask bit fields */
164 #define MAX8907_MASK_LDO_SEQ		0x1C
165 #define MAX8907_MASK_LDO_EN		0x01
166 #define MAX8907_MASK_VBBATTCV		0x03
167 #define MAX8907_MASK_OUT5V_VINEN	0x10
168 #define MAX8907_MASK_OUT5V_ENSRC	0x0E
169 #define MAX8907_MASK_OUT5V_EN		0x01
170 #define MAX8907_MASK_POWER_OFF		0x40
171 
172 /* Regulator IDs */
173 #define MAX8907_MBATT	0
174 #define MAX8907_SD1	1
175 #define MAX8907_SD2	2
176 #define MAX8907_SD3	3
177 #define MAX8907_LDO1	4
178 #define MAX8907_LDO2	5
179 #define MAX8907_LDO3	6
180 #define MAX8907_LDO4	7
181 #define MAX8907_LDO5	8
182 #define MAX8907_LDO6	9
183 #define MAX8907_LDO7	10
184 #define MAX8907_LDO8	11
185 #define MAX8907_LDO9	12
186 #define MAX8907_LDO10	13
187 #define MAX8907_LDO11	14
188 #define MAX8907_LDO12	15
189 #define MAX8907_LDO13	16
190 #define MAX8907_LDO14	17
191 #define MAX8907_LDO15	18
192 #define MAX8907_LDO16	19
193 #define MAX8907_LDO17	20
194 #define MAX8907_LDO18	21
195 #define MAX8907_LDO19	22
196 #define MAX8907_LDO20	23
197 #define MAX8907_OUT5V	24
198 #define MAX8907_OUT33V	25
199 #define MAX8907_BBAT	26
200 #define MAX8907_SDBY	27
201 #define MAX8907_VRTC	28
202 #define MAX8907_NUM_REGULATORS (MAX8907_VRTC + 1)
203 
204 /* IRQ definitions */
205 enum {
206 	MAX8907_IRQ_VCHG_DC_OVP = 0,
207 	MAX8907_IRQ_VCHG_DC_F,
208 	MAX8907_IRQ_VCHG_DC_R,
209 	MAX8907_IRQ_VCHG_THM_OK_R,
210 	MAX8907_IRQ_VCHG_THM_OK_F,
211 	MAX8907_IRQ_VCHG_MBATTLOW_F,
212 	MAX8907_IRQ_VCHG_MBATTLOW_R,
213 	MAX8907_IRQ_VCHG_RST,
214 	MAX8907_IRQ_VCHG_DONE,
215 	MAX8907_IRQ_VCHG_TOPOFF,
216 	MAX8907_IRQ_VCHG_TMR_FAULT,
217 
218 	MAX8907_IRQ_GPM_RSTIN = 0,
219 	MAX8907_IRQ_GPM_MPL,
220 	MAX8907_IRQ_GPM_SW_3SEC,
221 	MAX8907_IRQ_GPM_EXTON_F,
222 	MAX8907_IRQ_GPM_EXTON_R,
223 	MAX8907_IRQ_GPM_SW_1SEC,
224 	MAX8907_IRQ_GPM_SW_F,
225 	MAX8907_IRQ_GPM_SW_R,
226 	MAX8907_IRQ_GPM_SYSCKEN_F,
227 	MAX8907_IRQ_GPM_SYSCKEN_R,
228 
229 	MAX8907_IRQ_RTC_ALARM1 = 0,
230 	MAX8907_IRQ_RTC_ALARM0,
231 };
232 
233 struct max8907_platform_data {
234 	struct regulator_init_data *init_data[MAX8907_NUM_REGULATORS];
235 	bool pm_off;
236 };
237 
238 struct regmap_irq_chips_data;
239 
240 struct max8907 {
241 	struct device			*dev;
242 	struct mutex			irq_lock;
243 	struct i2c_client		*i2c_gen;
244 	struct i2c_client		*i2c_rtc;
245 	struct regmap			*regmap_gen;
246 	struct regmap			*regmap_rtc;
247 	struct regmap_irq_chip_data	*irqc_chg;
248 	struct regmap_irq_chip_data	*irqc_on_off;
249 	struct regmap_irq_chip_data	*irqc_rtc;
250 };
251 
252 #endif
253