2 * max8997.h - Voltage regulator driver for the Maxim 8997
4 * Copyright (C) 2010 Samsung Electrnoics
5 * MyungJoo Ham <myungjoo.ham@samsung.com>
7 * This program is not provided / owned by Maxim Integrated Products.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #ifndef __LINUX_MFD_MAX8997_PRIV_H
25 #define __LINUX_MFD_MAX8997_PRIV_H
27 #define MAX8997_REG_INVALID (0xff)
29 /* slave addr = 0xcc */
30 enum max8997_pmic_reg {
31 MAX8997_REG_PMIC_ID0 = 0x00,
32 MAX8997_REG_PMIC_ID1 = 0x01,
33 MAX8997_REG_INTSRC = 0x02,
34 MAX8997_REG_INT1 = 0x03,
35 MAX8997_REG_INT2 = 0x04,
36 MAX8997_REG_INT3 = 0x05,
37 MAX8997_REG_INT4 = 0x06,
39 MAX8997_REG_INT1MSK = 0x08,
40 MAX8997_REG_INT2MSK = 0x09,
41 MAX8997_REG_INT3MSK = 0x0a,
42 MAX8997_REG_INT4MSK = 0x0b,
44 MAX8997_REG_STATUS1 = 0x0d,
45 MAX8997_REG_STATUS2 = 0x0e,
46 MAX8997_REG_STATUS3 = 0x0f,
47 MAX8997_REG_STATUS4 = 0x10,
49 MAX8997_REG_MAINCON1 = 0x13,
50 MAX8997_REG_MAINCON2 = 0x14,
51 MAX8997_REG_BUCKRAMP = 0x15,
53 MAX8997_REG_BUCK1CTRL = 0x18,
54 MAX8997_REG_BUCK1DVS1 = 0x19,
55 MAX8997_REG_BUCK1DVS2 = 0x1a,
56 MAX8997_REG_BUCK1DVS3 = 0x1b,
57 MAX8997_REG_BUCK1DVS4 = 0x1c,
58 MAX8997_REG_BUCK1DVS5 = 0x1d,
59 MAX8997_REG_BUCK1DVS6 = 0x1e,
60 MAX8997_REG_BUCK1DVS7 = 0x1f,
61 MAX8997_REG_BUCK1DVS8 = 0x20,
62 MAX8997_REG_BUCK2CTRL = 0x21,
63 MAX8997_REG_BUCK2DVS1 = 0x22,
64 MAX8997_REG_BUCK2DVS2 = 0x23,
65 MAX8997_REG_BUCK2DVS3 = 0x24,
66 MAX8997_REG_BUCK2DVS4 = 0x25,
67 MAX8997_REG_BUCK2DVS5 = 0x26,
68 MAX8997_REG_BUCK2DVS6 = 0x27,
69 MAX8997_REG_BUCK2DVS7 = 0x28,
70 MAX8997_REG_BUCK2DVS8 = 0x29,
71 MAX8997_REG_BUCK3CTRL = 0x2a,
72 MAX8997_REG_BUCK3DVS = 0x2b,
73 MAX8997_REG_BUCK4CTRL = 0x2c,
74 MAX8997_REG_BUCK4DVS = 0x2d,
75 MAX8997_REG_BUCK5CTRL = 0x2e,
76 MAX8997_REG_BUCK5DVS1 = 0x2f,
77 MAX8997_REG_BUCK5DVS2 = 0x30,
78 MAX8997_REG_BUCK5DVS3 = 0x31,
79 MAX8997_REG_BUCK5DVS4 = 0x32,
80 MAX8997_REG_BUCK5DVS5 = 0x33,
81 MAX8997_REG_BUCK5DVS6 = 0x34,
82 MAX8997_REG_BUCK5DVS7 = 0x35,
83 MAX8997_REG_BUCK5DVS8 = 0x36,
84 MAX8997_REG_BUCK6CTRL = 0x37,
85 MAX8997_REG_BUCK6BPSKIPCTRL = 0x38,
86 MAX8997_REG_BUCK7CTRL = 0x39,
87 MAX8997_REG_BUCK7DVS = 0x3a,
88 MAX8997_REG_LDO1CTRL = 0x3b,
89 MAX8997_REG_LDO2CTRL = 0x3c,
90 MAX8997_REG_LDO3CTRL = 0x3d,
91 MAX8997_REG_LDO4CTRL = 0x3e,
92 MAX8997_REG_LDO5CTRL = 0x3f,
93 MAX8997_REG_LDO6CTRL = 0x40,
94 MAX8997_REG_LDO7CTRL = 0x41,
95 MAX8997_REG_LDO8CTRL = 0x42,
96 MAX8997_REG_LDO9CTRL = 0x43,
97 MAX8997_REG_LDO10CTRL = 0x44,
98 MAX8997_REG_LDO11CTRL = 0x45,
99 MAX8997_REG_LDO12CTRL = 0x46,
100 MAX8997_REG_LDO13CTRL = 0x47,
101 MAX8997_REG_LDO14CTRL = 0x48,
102 MAX8997_REG_LDO15CTRL = 0x49,
103 MAX8997_REG_LDO16CTRL = 0x4a,
104 MAX8997_REG_LDO17CTRL = 0x4b,
105 MAX8997_REG_LDO18CTRL = 0x4c,
106 MAX8997_REG_LDO21CTRL = 0x4d,
108 MAX8997_REG_MBCCTRL1 = 0x50,
109 MAX8997_REG_MBCCTRL2 = 0x51,
110 MAX8997_REG_MBCCTRL3 = 0x52,
111 MAX8997_REG_MBCCTRL4 = 0x53,
112 MAX8997_REG_MBCCTRL5 = 0x54,
113 MAX8997_REG_MBCCTRL6 = 0x55,
114 MAX8997_REG_OTPCGHCVS = 0x56,
116 MAX8997_REG_SAFEOUTCTRL = 0x5a,
118 MAX8997_REG_LBCNFG1 = 0x5e,
119 MAX8997_REG_LBCNFG2 = 0x5f,
120 MAX8997_REG_BBCCTRL = 0x60,
122 MAX8997_REG_FLASH1_CUR = 0x63, /* 0x63 ~ 0x6e for FLASH */
123 MAX8997_REG_FLASH2_CUR = 0x64,
124 MAX8997_REG_MOVIE_CUR = 0x65,
125 MAX8997_REG_GSMB_CUR = 0x66,
126 MAX8997_REG_BOOST_CNTL = 0x67,
127 MAX8997_REG_LED_CNTL = 0x68,
128 MAX8997_REG_FLASH_CNTL = 0x69,
129 MAX8997_REG_WDT_CNTL = 0x6a,
130 MAX8997_REG_MAXFLASH1 = 0x6b,
131 MAX8997_REG_MAXFLASH2 = 0x6c,
132 MAX8997_REG_FLASHSTATUS = 0x6d,
133 MAX8997_REG_FLASHSTATUSMASK = 0x6e,
135 MAX8997_REG_GPIOCNTL1 = 0x70,
136 MAX8997_REG_GPIOCNTL2 = 0x71,
137 MAX8997_REG_GPIOCNTL3 = 0x72,
138 MAX8997_REG_GPIOCNTL4 = 0x73,
139 MAX8997_REG_GPIOCNTL5 = 0x74,
140 MAX8997_REG_GPIOCNTL6 = 0x75,
141 MAX8997_REG_GPIOCNTL7 = 0x76,
142 MAX8997_REG_GPIOCNTL8 = 0x77,
143 MAX8997_REG_GPIOCNTL9 = 0x78,
144 MAX8997_REG_GPIOCNTL10 = 0x79,
145 MAX8997_REG_GPIOCNTL11 = 0x7a,
146 MAX8997_REG_GPIOCNTL12 = 0x7b,
148 MAX8997_REG_LDO1CONFIG = 0x80,
149 MAX8997_REG_LDO2CONFIG = 0x81,
150 MAX8997_REG_LDO3CONFIG = 0x82,
151 MAX8997_REG_LDO4CONFIG = 0x83,
152 MAX8997_REG_LDO5CONFIG = 0x84,
153 MAX8997_REG_LDO6CONFIG = 0x85,
154 MAX8997_REG_LDO7CONFIG = 0x86,
155 MAX8997_REG_LDO8CONFIG = 0x87,
156 MAX8997_REG_LDO9CONFIG = 0x88,
157 MAX8997_REG_LDO10CONFIG = 0x89,
158 MAX8997_REG_LDO11CONFIG = 0x8a,
159 MAX8997_REG_LDO12CONFIG = 0x8b,
160 MAX8997_REG_LDO13CONFIG = 0x8c,
161 MAX8997_REG_LDO14CONFIG = 0x8d,
162 MAX8997_REG_LDO15CONFIG = 0x8e,
163 MAX8997_REG_LDO16CONFIG = 0x8f,
164 MAX8997_REG_LDO17CONFIG = 0x90,
165 MAX8997_REG_LDO18CONFIG = 0x91,
166 MAX8997_REG_LDO21CONFIG = 0x92,
168 MAX8997_REG_DVSOKTIMER1 = 0x97,
169 MAX8997_REG_DVSOKTIMER2 = 0x98,
170 MAX8997_REG_DVSOKTIMER4 = 0x99,
171 MAX8997_REG_DVSOKTIMER5 = 0x9a,
173 MAX8997_REG_PMIC_END = 0x9b,
176 /* slave addr = 0x4a */
177 enum max8997_muic_reg {
178 MAX8997_MUIC_REG_ID = 0x0,
179 MAX8997_MUIC_REG_INT1 = 0x1,
180 MAX8997_MUIC_REG_INT2 = 0x2,
181 MAX8997_MUIC_REG_INT3 = 0x3,
182 MAX8997_MUIC_REG_STATUS1 = 0x4,
183 MAX8997_MUIC_REG_STATUS2 = 0x5,
184 MAX8997_MUIC_REG_STATUS3 = 0x6,
185 MAX8997_MUIC_REG_INTMASK1 = 0x7,
186 MAX8997_MUIC_REG_INTMASK2 = 0x8,
187 MAX8997_MUIC_REG_INTMASK3 = 0x9,
188 MAX8997_MUIC_REG_CDETCTRL = 0xa,
190 MAX8997_MUIC_REG_CONTROL1 = 0xc,
191 MAX8997_MUIC_REG_CONTROL2 = 0xd,
192 MAX8997_MUIC_REG_CONTROL3 = 0xe,
194 MAX8997_MUIC_REG_END = 0xf,
198 * slave addr = 0x6c / address are the same with MAX17042
199 * Note that fuel gauge has 16-bit wide memory, not 8-bit wide
200 * max8997_fuel_gauge / battery uses max17042 driver
203 /* slave addr = 0x90 */
204 enum max8997_haptic_reg {
205 MAX8997_HAPTIC_REG_GENERAL = 0x00,
206 MAX8997_HAPTIC_REG_CONF1 = 0x01,
207 MAX8997_HAPTIC_REG_CONF2 = 0x02,
208 MAX8997_HAPTIC_REG_DRVCONF = 0x03,
209 MAX8997_HAPTIC_REG_CYCLECONF1 = 0x04,
210 MAX8997_HAPTIC_REG_CYCLECONF2 = 0x05,
211 MAX8997_HAPTIC_REG_SIGCONF1 = 0x06,
212 MAX8997_HAPTIC_REG_SIGCONF2 = 0x07,
213 MAX8997_HAPTIC_REG_SIGCONF3 = 0x08,
214 MAX8997_HAPTIC_REG_SIGCONF4 = 0x09,
215 MAX8997_HAPTIC_REG_SIGDC1 = 0x0a,
216 MAX8997_HAPTIC_REG_SIGDC2 = 0x0b,
217 MAX8997_HAPTIC_REG_SIGPWMDC1 = 0x0c,
218 MAX8997_HAPTIC_REG_SIGPWMDC2 = 0x0d,
219 MAX8997_HAPTIC_REG_SIGPWMDC3 = 0x0e,
220 MAX8997_HAPTIC_REG_SIGPWMDC4 = 0x0f,
221 MAX8997_HAPTIC_REG_MTR_REV = 0x10,
223 MAX8997_HAPTIC_REG_END = 0x11,
226 /* slave addr = 0x0c: using "2nd part" of rev4 datasheet */
227 enum max8997_rtc_reg {
228 MAX8997_RTC_CTRLMASK = 0x02,
229 MAX8997_RTC_CTRL = 0x03,
230 MAX8997_RTC_UPDATE1 = 0x04,
231 MAX8997_RTC_UPDATE2 = 0x05,
232 MAX8997_RTC_WTSR_SMPL = 0x06,
234 MAX8997_RTC_SEC = 0x10,
235 MAX8997_RTC_MIN = 0x11,
236 MAX8997_RTC_HOUR = 0x12,
237 MAX8997_RTC_DAY_OF_WEEK = 0x13,
238 MAX8997_RTC_MONTH = 0x14,
239 MAX8997_RTC_YEAR = 0x15,
240 MAX8997_RTC_DAY_OF_MONTH = 0x16,
241 MAX8997_RTC_ALARM1_SEC = 0x17,
242 MAX8997_RTC_ALARM1_MIN = 0x18,
243 MAX8997_RTC_ALARM1_HOUR = 0x19,
244 MAX8997_RTC_ALARM1_DAY_OF_WEEK = 0x1a,
245 MAX8997_RTC_ALARM1_MONTH = 0x1b,
246 MAX8997_RTC_ALARM1_YEAR = 0x1c,
247 MAX8997_RTC_ALARM1_DAY_OF_MONTH = 0x1d,
248 MAX8997_RTC_ALARM2_SEC = 0x1e,
249 MAX8997_RTC_ALARM2_MIN = 0x1f,
250 MAX8997_RTC_ALARM2_HOUR = 0x20,
251 MAX8997_RTC_ALARM2_DAY_OF_WEEK = 0x21,
252 MAX8997_RTC_ALARM2_MONTH = 0x22,
253 MAX8997_RTC_ALARM2_YEAR = 0x23,
254 MAX8997_RTC_ALARM2_DAY_OF_MONTH = 0x24,
256 * TODO: fill the register list.
257 * The datasheet we have is not consistent.
261 /* Flash LED register mask */
262 #define MAX8997_BOOST_EN_MASK (1 << 6)
263 #define MAX8997_BOOST_EN_SHIFT 6
264 #define MAX8997_FLASH_EN_MASK (7 << 0)
265 #define MAX8997_FLASH_EN_SHIFT 0
266 #define MAX8997_MOVIE_EN_MASK (7 << 3)
267 #define MAX8997_MOVIE_EN_SHIFT 3
268 #define MAX8997_TORCH_EN_MASK (3 << 3)
269 #define MAX8997_TORCH_EN_SHIFT 3
271 enum max8997_irq_source {
277 FUEL_GAUGE, /* Ignored (MAX17042 driver handles) */
283 GPIO_LOW, /* Not implemented */
284 GPIO_HI, /* Not implemented */
286 FLASH_STATUS, /* Not implemented */
288 MAX8997_IRQ_GROUP_NR,
291 #define MAX8997_REG_BUCK1DVS(x) (MAX8997_REG_BUCK1DVS1 + (x) - 1)
292 #define MAX8997_REG_BUCK2DVS(x) (MAX8997_REG_BUCK2DVS1 + (x) - 1)
293 #define MAX8997_REG_BUCK5DVS(x) (MAX8997_REG_BUCK5DVS1 + (x) - 1)
297 struct i2c_client *i2c;
298 struct i2c_client *rtc;
299 struct i2c_client *haptic;
300 struct i2c_client *muic;
304 struct platform_device *battery; /* battery control (not fuel gauge) */
310 struct mutex irqlock;
311 int irq_masks_cur[MAX8997_IRQ_GROUP_NR];
312 int irq_masks_cache[MAX8997_IRQ_GROUP_NR];
314 /* For hibernation */
315 u8 reg_dump[MAX8997_REG_PMIC_END + MAX8997_MUIC_REG_END];
323 extern int max8997_irq_init(struct max8997_dev *max8997);
324 extern void max8997_irq_exit(struct max8997_dev *max8997);
325 extern int max8997_irq_resume(struct max8997_dev *max8997);
327 extern int max8997_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest);
328 extern int max8997_bulk_read(struct i2c_client *i2c, u8 reg, int count, u8 *buf);
329 extern int max8997_write_reg(struct i2c_client *i2c, u8 reg, u8 value);
330 extern int max8997_bulk_write(struct i2c_client *i2c, u8 reg, int count, u8 *buf);
331 extern int max8997_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask);
333 void max8997_muic_set_switch(const char *buf);
334 ssize_t max8997_muic_get_switch(char *buf);
336 #endif /* __LINUX_MFD_MAX8997_PRIV_H */