tjh.dev
Linux kernel mirror (for testing)
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linux
1/*
2 * Marvell 88PM860x Interface
3 *
4 * Copyright (C) 2009 Marvell International Ltd.
5 * Haojian Zhuang <haojian.zhuang@marvell.com>
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_88PM860X_H
13#define __LINUX_MFD_88PM860X_H
14
15#include <linux/interrupt.h>
16
17#define MFD_NAME_SIZE (40)
18
19enum {
20 CHIP_INVALID = 0,
21 CHIP_PM8606,
22 CHIP_PM8607,
23 CHIP_MAX,
24};
25
26enum {
27 PM8606_ID_INVALID,
28 PM8606_ID_BACKLIGHT,
29 PM8606_ID_LED,
30 PM8606_ID_VIBRATOR,
31 PM8606_ID_TOUCH,
32 PM8606_ID_SOUND,
33 PM8606_ID_CHARGER,
34 PM8606_ID_MAX,
35};
36
37enum {
38 PM8606_BACKLIGHT1 = 0,
39 PM8606_BACKLIGHT2,
40 PM8606_BACKLIGHT3,
41};
42
43enum {
44 PM8606_LED1_RED = 0,
45 PM8606_LED1_GREEN,
46 PM8606_LED1_BLUE,
47 PM8606_LED2_RED,
48 PM8606_LED2_GREEN,
49 PM8606_LED2_BLUE,
50 PM8607_LED_VIBRATOR,
51};
52
53
54/* 8606 Registers */
55#define PM8606_DCM_BOOST (0x00)
56#define PM8606_PWM (0x01)
57
58/* Backlight Registers */
59#define PM8606_WLED1A (0x02)
60#define PM8606_WLED1B (0x03)
61#define PM8606_WLED2A (0x04)
62#define PM8606_WLED2B (0x05)
63#define PM8606_WLED3A (0x06)
64#define PM8606_WLED3B (0x07)
65
66/* LED Registers */
67#define PM8606_RGB2A (0x08)
68#define PM8606_RGB2B (0x09)
69#define PM8606_RGB2C (0x0A)
70#define PM8606_RGB2D (0x0B)
71#define PM8606_RGB1A (0x0C)
72#define PM8606_RGB1B (0x0D)
73#define PM8606_RGB1C (0x0E)
74#define PM8606_RGB1D (0x0F)
75
76#define PM8606_PREREGULATORA (0x10)
77#define PM8606_PREREGULATORB (0x11)
78#define PM8606_VIBRATORA (0x12)
79#define PM8606_VIBRATORB (0x13)
80#define PM8606_VCHG (0x14)
81#define PM8606_VSYS (0x15)
82#define PM8606_MISC (0x16)
83#define PM8606_CHIP_ID (0x17)
84#define PM8606_STATUS (0x18)
85#define PM8606_FLAGS (0x19)
86#define PM8606_PROTECTA (0x1A)
87#define PM8606_PROTECTB (0x1B)
88#define PM8606_PROTECTC (0x1C)
89
90/* Bit definitions of PM8606 registers */
91#define PM8606_DCM_500MA (0x0) /* current limit */
92#define PM8606_DCM_750MA (0x1)
93#define PM8606_DCM_1000MA (0x2)
94#define PM8606_DCM_1250MA (0x3)
95#define PM8606_DCM_250MV (0x0 << 2)
96#define PM8606_DCM_300MV (0x1 << 2)
97#define PM8606_DCM_350MV (0x2 << 2)
98#define PM8606_DCM_400MV (0x3 << 2)
99
100#define PM8606_PWM_31200HZ (0x0)
101#define PM8606_PWM_15600HZ (0x1)
102#define PM8606_PWM_7800HZ (0x2)
103#define PM8606_PWM_3900HZ (0x3)
104#define PM8606_PWM_1950HZ (0x4)
105#define PM8606_PWM_976HZ (0x5)
106#define PM8606_PWM_488HZ (0x6)
107#define PM8606_PWM_244HZ (0x7)
108#define PM8606_PWM_FREQ_MASK (0x7)
109
110#define PM8606_WLED_ON (1 << 0)
111#define PM8606_WLED_CURRENT(x) ((x & 0x1F) << 1)
112
113#define PM8606_LED_CURRENT(x) (((x >> 2) & 0x07) << 5)
114
115#define PM8606_VSYS_EN (1 << 1)
116
117#define PM8606_MISC_OSC_EN (1 << 4)
118
119enum {
120 PM8607_ID_BUCK1 = 0,
121 PM8607_ID_BUCK2,
122 PM8607_ID_BUCK3,
123
124 PM8607_ID_LDO1,
125 PM8607_ID_LDO2,
126 PM8607_ID_LDO3,
127 PM8607_ID_LDO4,
128 PM8607_ID_LDO5,
129 PM8607_ID_LDO6,
130 PM8607_ID_LDO7,
131 PM8607_ID_LDO8,
132 PM8607_ID_LDO9,
133 PM8607_ID_LDO10,
134 PM8607_ID_LDO12,
135 PM8607_ID_LDO13,
136 PM8607_ID_LDO14,
137
138 PM8607_ID_RG_MAX,
139};
140
141#define PM8607_VERSION (0x40) /* 8607 chip ID */
142#define PM8607_VERSION_MASK (0xF0) /* 8607 chip ID mask */
143
144/* Interrupt Registers */
145#define PM8607_STATUS_1 (0x01)
146#define PM8607_STATUS_2 (0x02)
147#define PM8607_INT_STATUS1 (0x03)
148#define PM8607_INT_STATUS2 (0x04)
149#define PM8607_INT_STATUS3 (0x05)
150#define PM8607_INT_MASK_1 (0x06)
151#define PM8607_INT_MASK_2 (0x07)
152#define PM8607_INT_MASK_3 (0x08)
153
154/* Regulator Control Registers */
155#define PM8607_LDO1 (0x10)
156#define PM8607_LDO2 (0x11)
157#define PM8607_LDO3 (0x12)
158#define PM8607_LDO4 (0x13)
159#define PM8607_LDO5 (0x14)
160#define PM8607_LDO6 (0x15)
161#define PM8607_LDO7 (0x16)
162#define PM8607_LDO8 (0x17)
163#define PM8607_LDO9 (0x18)
164#define PM8607_LDO10 (0x19)
165#define PM8607_LDO12 (0x1A)
166#define PM8607_LDO14 (0x1B)
167#define PM8607_SLEEP_MODE1 (0x1C)
168#define PM8607_SLEEP_MODE2 (0x1D)
169#define PM8607_SLEEP_MODE3 (0x1E)
170#define PM8607_SLEEP_MODE4 (0x1F)
171#define PM8607_GO (0x20)
172#define PM8607_SLEEP_BUCK1 (0x21)
173#define PM8607_SLEEP_BUCK2 (0x22)
174#define PM8607_SLEEP_BUCK3 (0x23)
175#define PM8607_BUCK1 (0x24)
176#define PM8607_BUCK2 (0x25)
177#define PM8607_BUCK3 (0x26)
178#define PM8607_BUCK_CONTROLS (0x27)
179#define PM8607_SUPPLIES_EN11 (0x2B)
180#define PM8607_SUPPLIES_EN12 (0x2C)
181#define PM8607_GROUP1 (0x2D)
182#define PM8607_GROUP2 (0x2E)
183#define PM8607_GROUP3 (0x2F)
184#define PM8607_GROUP4 (0x30)
185#define PM8607_GROUP5 (0x31)
186#define PM8607_GROUP6 (0x32)
187#define PM8607_SUPPLIES_EN21 (0x33)
188#define PM8607_SUPPLIES_EN22 (0x34)
189
190/* Vibrator Control Registers */
191#define PM8607_VIBRATOR_SET (0x28)
192#define PM8607_VIBRATOR_PWM (0x29)
193
194/* GPADC Registers */
195#define PM8607_GP_BIAS1 (0x4F)
196#define PM8607_MEAS_EN1 (0x50)
197#define PM8607_MEAS_EN2 (0x51)
198#define PM8607_MEAS_EN3 (0x52)
199#define PM8607_MEAS_OFF_TIME1 (0x53)
200#define PM8607_MEAS_OFF_TIME2 (0x54)
201#define PM8607_TSI_PREBIAS (0x55) /* prebias time */
202#define PM8607_PD_PREBIAS (0x56) /* prebias time */
203#define PM8607_GPADC_MISC1 (0x57)
204
205/* RTC Control Registers */
206#define PM8607_RTC1 (0xA0)
207#define PM8607_RTC_COUNTER1 (0xA1)
208#define PM8607_RTC_COUNTER2 (0xA2)
209#define PM8607_RTC_COUNTER3 (0xA3)
210#define PM8607_RTC_COUNTER4 (0xA4)
211#define PM8607_RTC_EXPIRE1 (0xA5)
212#define PM8607_RTC_EXPIRE2 (0xA6)
213#define PM8607_RTC_EXPIRE3 (0xA7)
214#define PM8607_RTC_EXPIRE4 (0xA8)
215#define PM8607_RTC_TRIM1 (0xA9)
216#define PM8607_RTC_TRIM2 (0xAA)
217#define PM8607_RTC_TRIM3 (0xAB)
218#define PM8607_RTC_TRIM4 (0xAC)
219#define PM8607_RTC_MISC1 (0xAD)
220#define PM8607_RTC_MISC2 (0xAE)
221#define PM8607_RTC_MISC3 (0xAF)
222
223/* Misc Registers */
224#define PM8607_CHIP_ID (0x00)
225#define PM8607_B0_MISC1 (0x0C)
226#define PM8607_LDO1 (0x10)
227#define PM8607_DVC3 (0x26)
228#define PM8607_A1_MISC1 (0x40)
229
230/* bit definitions of Status Query Interface */
231#define PM8607_STATUS_CC (1 << 3)
232#define PM8607_STATUS_PEN (1 << 4)
233#define PM8607_STATUS_HEADSET (1 << 5)
234#define PM8607_STATUS_HOOK (1 << 6)
235#define PM8607_STATUS_MICIN (1 << 7)
236#define PM8607_STATUS_ONKEY (1 << 8)
237#define PM8607_STATUS_EXTON (1 << 9)
238#define PM8607_STATUS_CHG (1 << 10)
239#define PM8607_STATUS_BAT (1 << 11)
240#define PM8607_STATUS_VBUS (1 << 12)
241#define PM8607_STATUS_OV (1 << 13)
242
243/* bit definitions of BUCK3 */
244#define PM8607_BUCK3_DOUBLE (1 << 6)
245
246/* bit definitions of Misc1 */
247#define PM8607_A1_MISC1_PI2C (1 << 0)
248#define PM8607_B0_MISC1_INV_INT (1 << 0)
249#define PM8607_B0_MISC1_INT_CLEAR (1 << 1)
250#define PM8607_B0_MISC1_INT_MASK (1 << 2)
251#define PM8607_B0_MISC1_PI2C (1 << 3)
252#define PM8607_B0_MISC1_RESET (1 << 6)
253
254/* bits definitions of GPADC */
255#define PM8607_GPADC_EN (1 << 0)
256#define PM8607_GPADC_PREBIAS_MASK (3 << 1)
257#define PM8607_GPADC_SLOT_CYCLE_MASK (3 << 3) /* slow mode */
258#define PM8607_GPADC_OFF_SCALE_MASK (3 << 5) /* GP sleep mode */
259#define PM8607_GPADC_SW_CAL_MASK (1 << 7)
260
261#define PM8607_PD_PREBIAS_MASK (0x1F << 0)
262#define PM8607_PD_PRECHG_MASK (7 << 5)
263
264/* Interrupt Number in 88PM8607 */
265enum {
266 PM8607_IRQ_ONKEY,
267 PM8607_IRQ_EXTON,
268 PM8607_IRQ_CHG,
269 PM8607_IRQ_BAT,
270 PM8607_IRQ_RTC,
271 PM8607_IRQ_CC,
272 PM8607_IRQ_VBAT,
273 PM8607_IRQ_VCHG,
274 PM8607_IRQ_VSYS,
275 PM8607_IRQ_TINT,
276 PM8607_IRQ_GPADC0,
277 PM8607_IRQ_GPADC1,
278 PM8607_IRQ_GPADC2,
279 PM8607_IRQ_GPADC3,
280 PM8607_IRQ_AUDIO_SHORT,
281 PM8607_IRQ_PEN,
282 PM8607_IRQ_HEADSET,
283 PM8607_IRQ_HOOK,
284 PM8607_IRQ_MICIN,
285 PM8607_IRQ_CHG_FAIL,
286 PM8607_IRQ_CHG_DONE,
287 PM8607_IRQ_CHG_FAULT,
288};
289
290enum {
291 PM8607_CHIP_A0 = 0x40,
292 PM8607_CHIP_A1 = 0x41,
293 PM8607_CHIP_B0 = 0x48,
294};
295
296struct pm860x_chip {
297 struct device *dev;
298 struct mutex io_lock;
299 struct mutex irq_lock;
300 struct i2c_client *client;
301 struct i2c_client *companion; /* companion chip client */
302
303 int buck3_double; /* DVC ramp slope double */
304 unsigned short companion_addr;
305 int id;
306 int irq_mode;
307 int irq_base;
308 int core_irq;
309 unsigned char chip_version;
310
311};
312
313#define PM8607_MAX_REGULATOR PM8607_ID_RG_MAX /* 3 Bucks, 13 LDOs */
314
315enum {
316 GI2C_PORT = 0,
317 PI2C_PORT,
318};
319
320struct pm860x_backlight_pdata {
321 int id;
322 int pwm;
323 int iset;
324 unsigned long flags;
325};
326
327struct pm860x_led_pdata {
328 int id;
329 int iset;
330 unsigned long flags;
331};
332
333struct pm860x_touch_pdata {
334 int gpadc_prebias;
335 int slot_cycle;
336 int off_scale;
337 int sw_cal;
338 int tsi_prebias; /* time, slot */
339 int pen_prebias; /* time, slot */
340 int pen_prechg; /* time, slot */
341 int res_x; /* resistor of Xplate */
342 unsigned long flags;
343};
344
345struct pm860x_power_pdata {
346 unsigned fast_charge; /* charge current */
347};
348
349struct pm860x_platform_data {
350 struct pm860x_backlight_pdata *backlight;
351 struct pm860x_led_pdata *led;
352 struct pm860x_touch_pdata *touch;
353 struct pm860x_power_pdata *power;
354
355 unsigned short companion_addr; /* I2C address of companion chip */
356 int i2c_port; /* Controlled by GI2C or PI2C */
357 int irq_mode; /* Clear interrupt by read/write(0/1) */
358 int irq_base; /* IRQ base number of 88pm860x */
359 struct regulator_init_data *regulator[PM8607_MAX_REGULATOR];
360};
361
362extern char pm860x_backlight_name[][MFD_NAME_SIZE];
363extern char pm860x_led_name[][MFD_NAME_SIZE];
364
365extern int pm860x_reg_read(struct i2c_client *, int);
366extern int pm860x_reg_write(struct i2c_client *, int, unsigned char);
367extern int pm860x_bulk_read(struct i2c_client *, int, int, unsigned char *);
368extern int pm860x_bulk_write(struct i2c_client *, int, int, unsigned char *);
369extern int pm860x_set_bits(struct i2c_client *, int, unsigned char,
370 unsigned char);
371
372extern int pm860x_device_init(struct pm860x_chip *chip,
373 struct pm860x_platform_data *pdata) __devinit ;
374extern void pm860x_device_exit(struct pm860x_chip *chip) __devexit ;
375
376#endif /* __LINUX_MFD_88PM860X_H */