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Haojian Zhuangbbd51b12010-01-06 17:04:18 -05001/*
2 * Base driver for Marvell 88PM8607
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#include <linux/kernel.h>
13#include <linux/module.h>
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -050014#include <linux/i2c.h>
Haojian Zhuang2afa62e2010-02-08 05:02:00 -050015#include <linux/irq.h>
Haojian Zhuangbbd51b12010-01-06 17:04:18 -050016#include <linux/interrupt.h>
17#include <linux/platform_device.h>
18#include <linux/mfd/core.h>
Haojian Zhuang53dbab72010-01-08 06:01:24 -050019#include <linux/mfd/88pm860x.h>
Haojian Zhuang22aad002011-03-07 23:43:11 +080020#include <linux/regulator/machine.h>
Haojian Zhuangbbd51b12010-01-06 17:04:18 -050021
Haojian Zhuang2afa62e2010-02-08 05:02:00 -050022#define INT_STATUS_NUM 3
23
Haojian Zhuanga5156f12011-04-26 11:06:22 +020024static struct resource bk_resources[] __devinitdata = {
Haojian Zhuangadb70482011-03-07 23:43:09 +080025 {PM8606_BACKLIGHT1, PM8606_BACKLIGHT1, "backlight-0", IORESOURCE_IO,},
26 {PM8606_BACKLIGHT2, PM8606_BACKLIGHT2, "backlight-1", IORESOURCE_IO,},
27 {PM8606_BACKLIGHT3, PM8606_BACKLIGHT3, "backlight-2", IORESOURCE_IO,},
Haojian Zhuanga16122b2009-12-15 16:04:36 -050028};
Haojian Zhuangadb70482011-03-07 23:43:09 +080029
Haojian Zhuanga5156f12011-04-26 11:06:22 +020030static struct resource led_resources[] __devinitdata = {
Haojian Zhuang3154c342011-03-07 23:43:10 +080031 {PM8606_LED1_RED, PM8606_LED1_RED, "led0-red", IORESOURCE_IO,},
32 {PM8606_LED1_GREEN, PM8606_LED1_GREEN, "led0-green", IORESOURCE_IO,},
33 {PM8606_LED1_BLUE, PM8606_LED1_BLUE, "led0-blue", IORESOURCE_IO,},
34 {PM8606_LED2_RED, PM8606_LED2_RED, "led1-red", IORESOURCE_IO,},
35 {PM8606_LED2_GREEN, PM8606_LED2_GREEN, "led1-green", IORESOURCE_IO,},
36 {PM8606_LED2_BLUE, PM8606_LED2_BLUE, "led1-blue", IORESOURCE_IO,},
37};
38
Haojian Zhuanga5156f12011-04-26 11:06:22 +020039static struct resource regulator_resources[] __devinitdata = {
Haojian Zhuang22aad002011-03-07 23:43:11 +080040 {PM8607_ID_BUCK1, PM8607_ID_BUCK1, "buck-1", IORESOURCE_IO,},
41 {PM8607_ID_BUCK2, PM8607_ID_BUCK2, "buck-2", IORESOURCE_IO,},
42 {PM8607_ID_BUCK3, PM8607_ID_BUCK3, "buck-3", IORESOURCE_IO,},
43 {PM8607_ID_LDO1, PM8607_ID_LDO1, "ldo-01", IORESOURCE_IO,},
44 {PM8607_ID_LDO2, PM8607_ID_LDO2, "ldo-02", IORESOURCE_IO,},
45 {PM8607_ID_LDO3, PM8607_ID_LDO3, "ldo-03", IORESOURCE_IO,},
46 {PM8607_ID_LDO4, PM8607_ID_LDO4, "ldo-04", IORESOURCE_IO,},
47 {PM8607_ID_LDO5, PM8607_ID_LDO5, "ldo-05", IORESOURCE_IO,},
48 {PM8607_ID_LDO6, PM8607_ID_LDO6, "ldo-06", IORESOURCE_IO,},
49 {PM8607_ID_LDO7, PM8607_ID_LDO7, "ldo-07", IORESOURCE_IO,},
50 {PM8607_ID_LDO8, PM8607_ID_LDO8, "ldo-08", IORESOURCE_IO,},
51 {PM8607_ID_LDO9, PM8607_ID_LDO9, "ldo-09", IORESOURCE_IO,},
52 {PM8607_ID_LDO10, PM8607_ID_LDO10, "ldo-10", IORESOURCE_IO,},
53 {PM8607_ID_LDO11, PM8607_ID_LDO11, "ldo-11", IORESOURCE_IO,},
54 {PM8607_ID_LDO12, PM8607_ID_LDO12, "ldo-12", IORESOURCE_IO,},
55 {PM8607_ID_LDO13, PM8607_ID_LDO13, "ldo-13", IORESOURCE_IO,},
56 {PM8607_ID_LDO14, PM8607_ID_LDO14, "ldo-14", IORESOURCE_IO,},
57 {PM8607_ID_LDO15, PM8607_ID_LDO15, "ldo-15", IORESOURCE_IO,},
58};
59
Haojian Zhuanga5156f12011-04-26 11:06:22 +020060static struct resource touch_resources[] __devinitdata = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +080061 {PM8607_IRQ_PEN, PM8607_IRQ_PEN, "touch", IORESOURCE_IRQ,},
62};
63
Haojian Zhuanga5156f12011-04-26 11:06:22 +020064static struct resource onkey_resources[] __devinitdata = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +080065 {PM8607_IRQ_ONKEY, PM8607_IRQ_ONKEY, "onkey", IORESOURCE_IRQ,},
66};
67
Haojian Zhuanga5156f12011-04-26 11:06:22 +020068static struct resource codec_resources[] __devinitdata = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +080069 /* Headset microphone insertion or removal */
70 {PM8607_IRQ_MICIN, PM8607_IRQ_MICIN, "micin", IORESOURCE_IRQ,},
71 /* Hook-switch press or release */
72 {PM8607_IRQ_HOOK, PM8607_IRQ_HOOK, "hook", IORESOURCE_IRQ,},
73 /* Headset insertion or removal */
74 {PM8607_IRQ_HEADSET, PM8607_IRQ_HEADSET, "headset", IORESOURCE_IRQ,},
75 /* Audio short */
76 {PM8607_IRQ_AUDIO_SHORT, PM8607_IRQ_AUDIO_SHORT, "audio-short", IORESOURCE_IRQ,},
77};
78
Haojian Zhuanga5156f12011-04-26 11:06:22 +020079static struct resource battery_resources[] __devinitdata = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +080080 {PM8607_IRQ_CC, PM8607_IRQ_CC, "columb counter", IORESOURCE_IRQ,},
81 {PM8607_IRQ_BAT, PM8607_IRQ_BAT, "battery", IORESOURCE_IRQ,},
82};
83
Haojian Zhuanga5156f12011-04-26 11:06:22 +020084static struct resource charger_resources[] __devinitdata = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +080085 {PM8607_IRQ_CHG, PM8607_IRQ_CHG, "charger detect", IORESOURCE_IRQ,},
86 {PM8607_IRQ_CHG_DONE, PM8607_IRQ_CHG_DONE, "charging done", IORESOURCE_IRQ,},
87 {PM8607_IRQ_CHG_FAULT, PM8607_IRQ_CHG_FAULT, "charging timeout", IORESOURCE_IRQ,},
88 {PM8607_IRQ_GPADC1, PM8607_IRQ_GPADC1, "battery temperature", IORESOURCE_IRQ,},
89 {PM8607_IRQ_VBAT, PM8607_IRQ_VBAT, "battery voltage", IORESOURCE_IRQ,},
90 {PM8607_IRQ_VCHG, PM8607_IRQ_VCHG, "vchg voltage", IORESOURCE_IRQ,},
91};
92
Haojian Zhuang008b3042011-05-06 17:21:20 +080093static struct resource rtc_resources[] __devinitdata = {
94 {PM8607_IRQ_RTC, PM8607_IRQ_RTC, "rtc", IORESOURCE_IRQ,},
95};
96
Haojian Zhuanga5156f12011-04-26 11:06:22 +020097static struct mfd_cell bk_devs[] = {
Haojian Zhuangadb70482011-03-07 23:43:09 +080098 {"88pm860x-backlight", 0,},
99 {"88pm860x-backlight", 1,},
100 {"88pm860x-backlight", 2,},
101};
102
Haojian Zhuanga5156f12011-04-26 11:06:22 +0200103static struct mfd_cell led_devs[] = {
Haojian Zhuang3154c342011-03-07 23:43:10 +0800104 {"88pm860x-led", 0,},
105 {"88pm860x-led", 1,},
106 {"88pm860x-led", 2,},
107 {"88pm860x-led", 3,},
108 {"88pm860x-led", 4,},
109 {"88pm860x-led", 5,},
110};
111
Haojian Zhuanga5156f12011-04-26 11:06:22 +0200112static struct mfd_cell regulator_devs[] = {
Haojian Zhuang22aad002011-03-07 23:43:11 +0800113 {"88pm860x-regulator", 0,},
114 {"88pm860x-regulator", 1,},
115 {"88pm860x-regulator", 2,},
116 {"88pm860x-regulator", 3,},
117 {"88pm860x-regulator", 4,},
118 {"88pm860x-regulator", 5,},
119 {"88pm860x-regulator", 6,},
120 {"88pm860x-regulator", 7,},
121 {"88pm860x-regulator", 8,},
122 {"88pm860x-regulator", 9,},
123 {"88pm860x-regulator", 10,},
124 {"88pm860x-regulator", 11,},
125 {"88pm860x-regulator", 12,},
126 {"88pm860x-regulator", 13,},
127 {"88pm860x-regulator", 14,},
128 {"88pm860x-regulator", 15,},
129 {"88pm860x-regulator", 16,},
130 {"88pm860x-regulator", 17,},
131};
132
Haojian Zhuanga5156f12011-04-26 11:06:22 +0200133static struct mfd_cell touch_devs[] = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800134 {"88pm860x-touch", -1,},
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500135};
136
Haojian Zhuanga5156f12011-04-26 11:06:22 +0200137static struct mfd_cell onkey_devs[] = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800138 {"88pm860x-onkey", -1,},
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500139};
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500140
Haojian Zhuanga5156f12011-04-26 11:06:22 +0200141static struct mfd_cell codec_devs[] = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800142 {"88pm860x-codec", -1,},
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500143};
144
145static struct mfd_cell power_devs[] = {
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800146 {"88pm860x-battery", -1,},
147 {"88pm860x-charger", -1,},
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500148};
149
Haojian Zhuang008b3042011-05-06 17:21:20 +0800150static struct mfd_cell rtc_devs[] = {
151 {"88pm860x-rtc", -1,},
152};
153
Haojian Zhuang2c36af72010-08-12 11:59:33 +0800154
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500155struct pm860x_irq_data {
156 int reg;
157 int mask_reg;
158 int enable; /* enable or not */
159 int offs; /* bit offset in mask register */
160};
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500161
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500162static struct pm860x_irq_data pm860x_irqs[] = {
163 [PM8607_IRQ_ONKEY] = {
164 .reg = PM8607_INT_STATUS1,
165 .mask_reg = PM8607_INT_MASK_1,
166 .offs = 1 << 0,
167 },
168 [PM8607_IRQ_EXTON] = {
169 .reg = PM8607_INT_STATUS1,
170 .mask_reg = PM8607_INT_MASK_1,
171 .offs = 1 << 1,
172 },
173 [PM8607_IRQ_CHG] = {
174 .reg = PM8607_INT_STATUS1,
175 .mask_reg = PM8607_INT_MASK_1,
176 .offs = 1 << 2,
177 },
178 [PM8607_IRQ_BAT] = {
179 .reg = PM8607_INT_STATUS1,
180 .mask_reg = PM8607_INT_MASK_1,
181 .offs = 1 << 3,
182 },
183 [PM8607_IRQ_RTC] = {
184 .reg = PM8607_INT_STATUS1,
185 .mask_reg = PM8607_INT_MASK_1,
186 .offs = 1 << 4,
187 },
188 [PM8607_IRQ_CC] = {
189 .reg = PM8607_INT_STATUS1,
190 .mask_reg = PM8607_INT_MASK_1,
191 .offs = 1 << 5,
192 },
193 [PM8607_IRQ_VBAT] = {
194 .reg = PM8607_INT_STATUS2,
195 .mask_reg = PM8607_INT_MASK_2,
196 .offs = 1 << 0,
197 },
198 [PM8607_IRQ_VCHG] = {
199 .reg = PM8607_INT_STATUS2,
200 .mask_reg = PM8607_INT_MASK_2,
201 .offs = 1 << 1,
202 },
203 [PM8607_IRQ_VSYS] = {
204 .reg = PM8607_INT_STATUS2,
205 .mask_reg = PM8607_INT_MASK_2,
206 .offs = 1 << 2,
207 },
208 [PM8607_IRQ_TINT] = {
209 .reg = PM8607_INT_STATUS2,
210 .mask_reg = PM8607_INT_MASK_2,
211 .offs = 1 << 3,
212 },
213 [PM8607_IRQ_GPADC0] = {
214 .reg = PM8607_INT_STATUS2,
215 .mask_reg = PM8607_INT_MASK_2,
216 .offs = 1 << 4,
217 },
218 [PM8607_IRQ_GPADC1] = {
219 .reg = PM8607_INT_STATUS2,
220 .mask_reg = PM8607_INT_MASK_2,
221 .offs = 1 << 5,
222 },
223 [PM8607_IRQ_GPADC2] = {
224 .reg = PM8607_INT_STATUS2,
225 .mask_reg = PM8607_INT_MASK_2,
226 .offs = 1 << 6,
227 },
228 [PM8607_IRQ_GPADC3] = {
229 .reg = PM8607_INT_STATUS2,
230 .mask_reg = PM8607_INT_MASK_2,
231 .offs = 1 << 7,
232 },
233 [PM8607_IRQ_AUDIO_SHORT] = {
234 .reg = PM8607_INT_STATUS3,
235 .mask_reg = PM8607_INT_MASK_3,
236 .offs = 1 << 0,
237 },
238 [PM8607_IRQ_PEN] = {
239 .reg = PM8607_INT_STATUS3,
240 .mask_reg = PM8607_INT_MASK_3,
241 .offs = 1 << 1,
242 },
243 [PM8607_IRQ_HEADSET] = {
244 .reg = PM8607_INT_STATUS3,
245 .mask_reg = PM8607_INT_MASK_3,
246 .offs = 1 << 2,
247 },
248 [PM8607_IRQ_HOOK] = {
249 .reg = PM8607_INT_STATUS3,
250 .mask_reg = PM8607_INT_MASK_3,
251 .offs = 1 << 3,
252 },
253 [PM8607_IRQ_MICIN] = {
254 .reg = PM8607_INT_STATUS3,
255 .mask_reg = PM8607_INT_MASK_3,
256 .offs = 1 << 4,
257 },
258 [PM8607_IRQ_CHG_FAIL] = {
259 .reg = PM8607_INT_STATUS3,
260 .mask_reg = PM8607_INT_MASK_3,
261 .offs = 1 << 5,
262 },
263 [PM8607_IRQ_CHG_DONE] = {
264 .reg = PM8607_INT_STATUS3,
265 .mask_reg = PM8607_INT_MASK_3,
266 .offs = 1 << 6,
267 },
268 [PM8607_IRQ_CHG_FAULT] = {
269 .reg = PM8607_INT_STATUS3,
270 .mask_reg = PM8607_INT_MASK_3,
271 .offs = 1 << 7,
272 },
273};
274
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500275static irqreturn_t pm860x_irq(int irq, void *data)
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500276{
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500277 struct pm860x_chip *chip = data;
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500278 struct pm860x_irq_data *irq_data;
279 struct i2c_client *i2c;
280 int read_reg = -1, value = 0;
281 int i;
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500282
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500283 i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
284 for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
285 irq_data = &pm860x_irqs[i];
286 if (read_reg != irq_data->reg) {
287 read_reg = irq_data->reg;
288 value = pm860x_reg_read(i2c, irq_data->reg);
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500289 }
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500290 if (value & irq_data->enable)
291 handle_nested_irq(chip->irq_base + i);
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500292 }
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500293 return IRQ_HANDLED;
294}
295
Mark Brown49f89d92010-12-11 12:31:31 +0000296static void pm860x_irq_lock(struct irq_data *data)
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500297{
Mark Brown49f89d92010-12-11 12:31:31 +0000298 struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500299
300 mutex_lock(&chip->irq_lock);
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500301}
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500302
Mark Brown49f89d92010-12-11 12:31:31 +0000303static void pm860x_irq_sync_unlock(struct irq_data *data)
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500304{
Mark Brown49f89d92010-12-11 12:31:31 +0000305 struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500306 struct pm860x_irq_data *irq_data;
307 struct i2c_client *i2c;
308 static unsigned char cached[3] = {0x0, 0x0, 0x0};
309 unsigned char mask[3];
310 int i;
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500311
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500312 i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
313 /* Load cached value. In initial, all IRQs are masked */
314 for (i = 0; i < 3; i++)
315 mask[i] = cached[i];
316 for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
317 irq_data = &pm860x_irqs[i];
318 switch (irq_data->mask_reg) {
319 case PM8607_INT_MASK_1:
320 mask[0] &= ~irq_data->offs;
321 mask[0] |= irq_data->enable;
322 break;
323 case PM8607_INT_MASK_2:
324 mask[1] &= ~irq_data->offs;
325 mask[1] |= irq_data->enable;
326 break;
327 case PM8607_INT_MASK_3:
328 mask[2] &= ~irq_data->offs;
329 mask[2] |= irq_data->enable;
330 break;
331 default:
332 dev_err(chip->dev, "wrong IRQ\n");
333 break;
334 }
335 }
336 /* update mask into registers */
337 for (i = 0; i < 3; i++) {
338 if (mask[i] != cached[i]) {
339 cached[i] = mask[i];
340 pm860x_reg_write(i2c, PM8607_INT_MASK_1 + i, mask[i]);
341 }
342 }
343
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500344 mutex_unlock(&chip->irq_lock);
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500345}
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500346
Mark Brown49f89d92010-12-11 12:31:31 +0000347static void pm860x_irq_enable(struct irq_data *data)
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500348{
Mark Brown49f89d92010-12-11 12:31:31 +0000349 struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
350 pm860x_irqs[data->irq - chip->irq_base].enable
351 = pm860x_irqs[data->irq - chip->irq_base].offs;
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500352}
353
Mark Brown49f89d92010-12-11 12:31:31 +0000354static void pm860x_irq_disable(struct irq_data *data)
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500355{
Mark Brown49f89d92010-12-11 12:31:31 +0000356 struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
357 pm860x_irqs[data->irq - chip->irq_base].enable = 0;
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500358}
359
360static struct irq_chip pm860x_irq_chip = {
361 .name = "88pm860x",
Mark Brown49f89d92010-12-11 12:31:31 +0000362 .irq_bus_lock = pm860x_irq_lock,
363 .irq_bus_sync_unlock = pm860x_irq_sync_unlock,
364 .irq_enable = pm860x_irq_enable,
365 .irq_disable = pm860x_irq_disable,
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500366};
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500367
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500368static int __devinit device_gpadc_init(struct pm860x_chip *chip,
369 struct pm860x_platform_data *pdata)
370{
371 struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \
372 : chip->companion;
Dan Carpentereb6e8dd2010-05-27 00:54:09 +0200373 int data;
374 int ret;
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500375
376 /* initialize GPADC without activating it */
377
Dan Carpentereb6e8dd2010-05-27 00:54:09 +0200378 if (!pdata || !pdata->touch)
379 return -EINVAL;
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500380
Dan Carpentereb6e8dd2010-05-27 00:54:09 +0200381 /* set GPADC MISC1 register */
382 data = 0;
383 data |= (pdata->touch->gpadc_prebias << 1) & PM8607_GPADC_PREBIAS_MASK;
384 data |= (pdata->touch->slot_cycle << 3) & PM8607_GPADC_SLOT_CYCLE_MASK;
385 data |= (pdata->touch->off_scale << 5) & PM8607_GPADC_OFF_SCALE_MASK;
386 data |= (pdata->touch->sw_cal << 7) & PM8607_GPADC_SW_CAL_MASK;
387 if (data) {
388 ret = pm860x_reg_write(i2c, PM8607_GPADC_MISC1, data);
389 if (ret < 0)
390 goto out;
391 }
392 /* set tsi prebias time */
393 if (pdata->touch->tsi_prebias) {
394 data = pdata->touch->tsi_prebias;
395 ret = pm860x_reg_write(i2c, PM8607_TSI_PREBIAS, data);
396 if (ret < 0)
397 goto out;
398 }
399 /* set prebias & prechg time of pen detect */
400 data = 0;
401 data |= pdata->touch->pen_prebias & PM8607_PD_PREBIAS_MASK;
402 data |= (pdata->touch->pen_prechg << 5) & PM8607_PD_PRECHG_MASK;
403 if (data) {
404 ret = pm860x_reg_write(i2c, PM8607_PD_PREBIAS, data);
405 if (ret < 0)
406 goto out;
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500407 }
408
Dan Carpentereb6e8dd2010-05-27 00:54:09 +0200409 ret = pm860x_set_bits(i2c, PM8607_GPADC_MISC1,
410 PM8607_GPADC_EN, PM8607_GPADC_EN);
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500411out:
412 return ret;
413}
414
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500415static int __devinit device_irq_init(struct pm860x_chip *chip,
416 struct pm860x_platform_data *pdata)
417{
418 struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \
419 : chip->companion;
420 unsigned char status_buf[INT_STATUS_NUM];
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500421 unsigned long flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT;
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500422 int i, data, mask, ret = -EINVAL;
423 int __irq;
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500424
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500425 if (!pdata || !pdata->irq_base) {
426 dev_warn(chip->dev, "No interrupt support on IRQ base\n");
427 return -EINVAL;
428 }
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500429
430 mask = PM8607_B0_MISC1_INV_INT | PM8607_B0_MISC1_INT_CLEAR
431 | PM8607_B0_MISC1_INT_MASK;
432 data = 0;
433 chip->irq_mode = 0;
434 if (pdata && pdata->irq_mode) {
435 /*
436 * irq_mode defines the way of clearing interrupt. If it's 1,
437 * clear IRQ by write. Otherwise, clear it by read.
438 * This control bit is valid from 88PM8607 B0 steping.
439 */
440 data |= PM8607_B0_MISC1_INT_CLEAR;
441 chip->irq_mode = 1;
442 }
443 ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, mask, data);
444 if (ret < 0)
445 goto out;
446
447 /* mask all IRQs */
448 memset(status_buf, 0, INT_STATUS_NUM);
449 ret = pm860x_bulk_write(i2c, PM8607_INT_MASK_1,
450 INT_STATUS_NUM, status_buf);
451 if (ret < 0)
452 goto out;
453
454 if (chip->irq_mode) {
455 /* clear interrupt status by write */
456 memset(status_buf, 0xFF, INT_STATUS_NUM);
457 ret = pm860x_bulk_write(i2c, PM8607_INT_STATUS1,
458 INT_STATUS_NUM, status_buf);
459 } else {
460 /* clear interrupt status by read */
461 ret = pm860x_bulk_read(i2c, PM8607_INT_STATUS1,
462 INT_STATUS_NUM, status_buf);
463 }
464 if (ret < 0)
465 goto out;
466
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500467 mutex_init(&chip->irq_lock);
468 chip->irq_base = pdata->irq_base;
469 chip->core_irq = i2c->irq;
470 if (!chip->core_irq)
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500471 goto out;
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500472
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500473 /* register IRQ by genirq */
474 for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
475 __irq = i + chip->irq_base;
Thomas Gleixnerd5bb1222011-03-25 11:12:32 +0000476 irq_set_chip_data(__irq, chip);
477 irq_set_chip_and_handler(__irq, &pm860x_irq_chip,
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500478 handle_edge_irq);
Thomas Gleixnerd5bb1222011-03-25 11:12:32 +0000479 irq_set_nested_thread(__irq, 1);
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500480#ifdef CONFIG_ARM
481 set_irq_flags(__irq, IRQF_VALID);
482#else
Thomas Gleixnerd5bb1222011-03-25 11:12:32 +0000483 irq_set_noprobe(__irq);
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500484#endif
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500485 }
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500486
487 ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq, flags,
488 "88pm860x", chip);
489 if (ret) {
490 dev_err(chip->dev, "Failed to request IRQ: %d\n", ret);
491 chip->core_irq = 0;
492 }
493
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500494 return 0;
495out:
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500496 chip->core_irq = 0;
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500497 return ret;
498}
499
Henrik Kretzschmar872c1b12010-03-26 02:40:13 +0100500static void device_irq_exit(struct pm860x_chip *chip)
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500501{
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500502 if (chip->core_irq)
503 free_irq(chip->core_irq, chip);
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500504}
505
Jett.Zhou23de4352012-03-01 11:59:19 +0100506int pm8606_osc_enable(struct pm860x_chip *chip, unsigned short client)
507{
508 int ret = -EIO;
509 struct i2c_client *i2c = (chip->id == CHIP_PM8606) ?
510 chip->client : chip->companion;
511
512 dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client);
513 dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n",
514 __func__, chip->osc_vote,
515 chip->osc_status);
516
517 mutex_lock(&chip->osc_lock);
518 /* Update voting status */
519 chip->osc_vote |= client;
520 /* If reference group is off - turn on*/
521 if (chip->osc_status != PM8606_REF_GP_OSC_ON) {
522 chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN;
523 /* Enable Reference group Vsys */
524 if (pm860x_set_bits(i2c, PM8606_VSYS,
525 PM8606_VSYS_EN, PM8606_VSYS_EN))
526 goto out;
527
528 /*Enable Internal Oscillator */
529 if (pm860x_set_bits(i2c, PM8606_MISC,
530 PM8606_MISC_OSC_EN, PM8606_MISC_OSC_EN))
531 goto out;
532 /* Update status (only if writes succeed) */
533 chip->osc_status = PM8606_REF_GP_OSC_ON;
534 }
535 mutex_unlock(&chip->osc_lock);
536
537 dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n",
538 __func__, chip->osc_vote,
539 chip->osc_status, ret);
540 return 0;
541out:
542 mutex_unlock(&chip->osc_lock);
543 return ret;
544}
Samuel Ortiz2f5f89b2012-03-06 08:06:14 +0100545EXPORT_SYMBOL(pm8606_osc_enable);
Jett.Zhou23de4352012-03-01 11:59:19 +0100546
547int pm8606_osc_disable(struct pm860x_chip *chip, unsigned short client)
548{
549 int ret = -EIO;
550 struct i2c_client *i2c = (chip->id == CHIP_PM8606) ?
551 chip->client : chip->companion;
552
553 dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client);
554 dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n",
555 __func__, chip->osc_vote,
556 chip->osc_status);
557
558 mutex_lock(&chip->osc_lock);
559 /*Update voting status */
560 chip->osc_vote &= ~(client);
561 /* If reference group is off and this is the last client to release
562 * - turn off */
563 if ((chip->osc_status != PM8606_REF_GP_OSC_OFF) &&
564 (chip->osc_vote == REF_GP_NO_CLIENTS)) {
565 chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN;
566 /* Disable Reference group Vsys */
567 if (pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0))
568 goto out;
569 /* Disable Internal Oscillator */
570 if (pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0))
571 goto out;
572 chip->osc_status = PM8606_REF_GP_OSC_OFF;
573 }
574 mutex_unlock(&chip->osc_lock);
575
576 dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n",
577 __func__, chip->osc_vote,
578 chip->osc_status, ret);
579 return 0;
580out:
581 mutex_unlock(&chip->osc_lock);
582 return ret;
583}
Samuel Ortiz2f5f89b2012-03-06 08:06:14 +0100584EXPORT_SYMBOL(pm8606_osc_disable);
Jett.Zhou23de4352012-03-01 11:59:19 +0100585
586static void __devinit device_osc_init(struct i2c_client *i2c)
587{
588 struct pm860x_chip *chip = i2c_get_clientdata(i2c);
589
590 mutex_init(&chip->osc_lock);
591 /* init portofino reference group voting and status */
592 /* Disable Reference group Vsys */
593 pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0);
594 /* Disable Internal Oscillator */
595 pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0);
596
597 chip->osc_vote = REF_GP_NO_CLIENTS;
598 chip->osc_status = PM8606_REF_GP_OSC_OFF;
599}
600
Haojian Zhuangadb70482011-03-07 23:43:09 +0800601static void __devinit device_bk_init(struct pm860x_chip *chip,
Haojian Zhuangadb70482011-03-07 23:43:09 +0800602 struct pm860x_platform_data *pdata)
603{
604 int ret;
605 int i, j, id;
606
607 if ((pdata == NULL) || (pdata->backlight == NULL))
608 return;
609
610 if (pdata->num_backlights > ARRAY_SIZE(bk_devs))
611 pdata->num_backlights = ARRAY_SIZE(bk_devs);
612
613 for (i = 0; i < pdata->num_backlights; i++) {
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800614 bk_devs[i].platform_data = &pdata->backlight[i];
615 bk_devs[i].pdata_size = sizeof(struct pm860x_backlight_pdata);
Haojian Zhuangadb70482011-03-07 23:43:09 +0800616
617 for (j = 0; j < ARRAY_SIZE(bk_devs); j++) {
618 id = bk_resources[j].start;
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800619 if (pdata->backlight[i].flags != id)
Haojian Zhuangadb70482011-03-07 23:43:09 +0800620 continue;
621
622 bk_devs[i].num_resources = 1;
623 bk_devs[i].resources = &bk_resources[j];
624 ret = mfd_add_devices(chip->dev, 0,
625 &bk_devs[i], 1,
626 &bk_resources[j], 0);
627 if (ret < 0) {
628 dev_err(chip->dev, "Failed to add "
629 "backlight subdev\n");
630 return;
631 }
632 }
633 }
634}
635
Haojian Zhuang3154c342011-03-07 23:43:10 +0800636static void __devinit device_led_init(struct pm860x_chip *chip,
Haojian Zhuang3154c342011-03-07 23:43:10 +0800637 struct pm860x_platform_data *pdata)
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500638{
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500639 int ret;
Haojian Zhuang3154c342011-03-07 23:43:10 +0800640 int i, j, id;
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500641
Haojian Zhuang3154c342011-03-07 23:43:10 +0800642 if ((pdata == NULL) || (pdata->led == NULL))
643 return;
644
645 if (pdata->num_leds > ARRAY_SIZE(led_devs))
646 pdata->num_leds = ARRAY_SIZE(led_devs);
647
648 for (i = 0; i < pdata->num_leds; i++) {
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800649 led_devs[i].platform_data = &pdata->led[i];
650 led_devs[i].pdata_size = sizeof(struct pm860x_led_pdata);
Haojian Zhuang3154c342011-03-07 23:43:10 +0800651
652 for (j = 0; j < ARRAY_SIZE(led_devs); j++) {
653 id = led_resources[j].start;
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800654 if (pdata->led[i].flags != id)
Haojian Zhuang3154c342011-03-07 23:43:10 +0800655 continue;
656
657 led_devs[i].num_resources = 1;
658 led_devs[i].resources = &led_resources[j],
659 ret = mfd_add_devices(chip->dev, 0,
660 &led_devs[i], 1,
661 &led_resources[j], 0);
662 if (ret < 0) {
663 dev_err(chip->dev, "Failed to add "
664 "led subdev\n");
665 return;
666 }
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500667 }
668 }
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500669}
670
Haojian Zhuang22aad002011-03-07 23:43:11 +0800671static void __devinit device_regulator_init(struct pm860x_chip *chip,
Haojian Zhuang22aad002011-03-07 23:43:11 +0800672 struct pm860x_platform_data *pdata)
673{
674 struct regulator_init_data *initdata;
675 int ret;
Haojian Zhuang586e1a12011-05-06 17:21:23 +0800676 int i, seq;
Haojian Zhuang22aad002011-03-07 23:43:11 +0800677
678 if ((pdata == NULL) || (pdata->regulator == NULL))
679 return;
680
681 if (pdata->num_regulators > ARRAY_SIZE(regulator_devs))
682 pdata->num_regulators = ARRAY_SIZE(regulator_devs);
683
Haojian Zhuang586e1a12011-05-06 17:21:23 +0800684 for (i = 0, seq = -1; i < pdata->num_regulators; i++) {
Haojian Zhuang22aad002011-03-07 23:43:11 +0800685 initdata = &pdata->regulator[i];
Haojian Zhuang586e1a12011-05-06 17:21:23 +0800686 seq = *(unsigned int *)initdata->driver_data;
687 if ((seq < 0) || (seq > PM8607_ID_RG_MAX)) {
688 dev_err(chip->dev, "Wrong ID(%d) on regulator(%s)\n",
689 seq, initdata->constraints.name);
Haojian Zhuang22aad002011-03-07 23:43:11 +0800690 goto out;
691 }
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800692 regulator_devs[i].platform_data = &pdata->regulator[i];
693 regulator_devs[i].pdata_size = sizeof(struct regulator_init_data);
Haojian Zhuang22aad002011-03-07 23:43:11 +0800694 regulator_devs[i].num_resources = 1;
Haojian Zhuang586e1a12011-05-06 17:21:23 +0800695 regulator_devs[i].resources = &regulator_resources[seq];
Haojian Zhuang22aad002011-03-07 23:43:11 +0800696
697 ret = mfd_add_devices(chip->dev, 0, &regulator_devs[i], 1,
Haojian Zhuang586e1a12011-05-06 17:21:23 +0800698 &regulator_resources[seq], 0);
Haojian Zhuang22aad002011-03-07 23:43:11 +0800699 if (ret < 0) {
700 dev_err(chip->dev, "Failed to add regulator subdev\n");
701 goto out;
702 }
703 }
704out:
705 return;
706}
707
Haojian Zhuang008b3042011-05-06 17:21:20 +0800708static void __devinit device_rtc_init(struct pm860x_chip *chip,
Haojian Zhuang008b3042011-05-06 17:21:20 +0800709 struct pm860x_platform_data *pdata)
710{
711 int ret;
712
713 if ((pdata == NULL))
714 return;
715
716 rtc_devs[0].platform_data = pdata->rtc;
717 rtc_devs[0].pdata_size = sizeof(struct pm860x_rtc_pdata);
718 rtc_devs[0].num_resources = ARRAY_SIZE(rtc_resources);
719 rtc_devs[0].resources = &rtc_resources[0];
720 ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0],
721 ARRAY_SIZE(rtc_devs), &rtc_resources[0],
722 chip->irq_base);
723 if (ret < 0)
724 dev_err(chip->dev, "Failed to add rtc subdev\n");
725}
726
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800727static void __devinit device_touch_init(struct pm860x_chip *chip,
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800728 struct pm860x_platform_data *pdata)
729{
730 int ret;
731
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800732 if (pdata == NULL)
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800733 return;
734
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800735 touch_devs[0].platform_data = pdata->touch;
736 touch_devs[0].pdata_size = sizeof(struct pm860x_touch_pdata);
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800737 touch_devs[0].num_resources = ARRAY_SIZE(touch_resources);
738 touch_devs[0].resources = &touch_resources[0];
739 ret = mfd_add_devices(chip->dev, 0, &touch_devs[0],
740 ARRAY_SIZE(touch_devs), &touch_resources[0],
741 chip->irq_base);
742 if (ret < 0)
743 dev_err(chip->dev, "Failed to add touch subdev\n");
744}
745
746static void __devinit device_power_init(struct pm860x_chip *chip,
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800747 struct pm860x_platform_data *pdata)
748{
749 int ret;
750
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800751 if (pdata == NULL)
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800752 return;
753
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800754 power_devs[0].platform_data = pdata->power;
755 power_devs[0].pdata_size = sizeof(struct pm860x_power_pdata);
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800756 power_devs[0].num_resources = ARRAY_SIZE(battery_resources);
757 power_devs[0].resources = &battery_resources[0],
758 ret = mfd_add_devices(chip->dev, 0, &power_devs[0], 1,
759 &battery_resources[0], chip->irq_base);
760 if (ret < 0)
761 dev_err(chip->dev, "Failed to add battery subdev\n");
762
Haojian Zhuangf5fb7582011-05-06 17:21:21 +0800763 power_devs[1].platform_data = pdata->power;
764 power_devs[1].pdata_size = sizeof(struct pm860x_power_pdata);
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800765 power_devs[1].num_resources = ARRAY_SIZE(charger_resources);
766 power_devs[1].resources = &charger_resources[0],
767 ret = mfd_add_devices(chip->dev, 0, &power_devs[1], 1,
768 &charger_resources[0], chip->irq_base);
769 if (ret < 0)
770 dev_err(chip->dev, "Failed to add charger subdev\n");
771}
772
773static void __devinit device_onkey_init(struct pm860x_chip *chip,
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800774 struct pm860x_platform_data *pdata)
775{
776 int ret;
777
778 onkey_devs[0].num_resources = ARRAY_SIZE(onkey_resources);
779 onkey_devs[0].resources = &onkey_resources[0],
780 ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0],
781 ARRAY_SIZE(onkey_devs), &onkey_resources[0],
782 chip->irq_base);
783 if (ret < 0)
784 dev_err(chip->dev, "Failed to add onkey subdev\n");
785}
786
787static void __devinit device_codec_init(struct pm860x_chip *chip,
Haojian Zhuangc9f560b2011-03-07 23:43:12 +0800788 struct pm860x_platform_data *pdata)
789{
790 int ret;
791
792 codec_devs[0].num_resources = ARRAY_SIZE(codec_resources);
793 codec_devs[0].resources = &codec_resources[0],
794 ret = mfd_add_devices(chip->dev, 0, &codec_devs[0],
795 ARRAY_SIZE(codec_devs), &codec_resources[0], 0);
796 if (ret < 0)
797 dev_err(chip->dev, "Failed to add codec subdev\n");
798}
799
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500800static void __devinit device_8607_init(struct pm860x_chip *chip,
801 struct i2c_client *i2c,
802 struct pm860x_platform_data *pdata)
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500803{
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500804 int data, ret;
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500805
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500806 ret = pm860x_reg_read(i2c, PM8607_CHIP_ID);
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500807 if (ret < 0) {
808 dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret);
809 goto out;
810 }
Haojian Zhuang38b34052010-09-08 09:44:34 -0400811 switch (ret & PM8607_VERSION_MASK) {
812 case 0x40:
813 case 0x50:
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500814 dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n",
815 ret);
Haojian Zhuang38b34052010-09-08 09:44:34 -0400816 break;
817 default:
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500818 dev_err(chip->dev, "Failed to detect Marvell 88PM8607. "
819 "Chip ID: %02x\n", ret);
820 goto out;
821 }
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500822
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500823 ret = pm860x_reg_read(i2c, PM8607_BUCK3);
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500824 if (ret < 0) {
825 dev_err(chip->dev, "Failed to read BUCK3 register: %d\n", ret);
826 goto out;
827 }
828 if (ret & PM8607_BUCK3_DOUBLE)
829 chip->buck3_double = 1;
830
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500831 ret = pm860x_reg_read(i2c, PM8607_B0_MISC1);
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500832 if (ret < 0) {
833 dev_err(chip->dev, "Failed to read MISC1 register: %d\n", ret);
834 goto out;
835 }
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500836
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500837 if (pdata && (pdata->i2c_port == PI2C_PORT))
838 data = PM8607_B0_MISC1_PI2C;
839 else
840 data = 0;
841 ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, PM8607_B0_MISC1_PI2C, data);
842 if (ret < 0) {
843 dev_err(chip->dev, "Failed to access MISC1:%d\n", ret);
844 goto out;
845 }
846
Haojian Zhuanga16122b2009-12-15 16:04:36 -0500847 ret = device_gpadc_init(chip, pdata);
848 if (ret < 0)
849 goto out;
850
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500851 ret = device_irq_init(chip, pdata);
852 if (ret < 0)
853 goto out;
854
Haojian Zhuangcea438d2011-05-06 17:21:24 +0800855 device_regulator_init(chip, pdata);
856 device_rtc_init(chip, pdata);
857 device_onkey_init(chip, pdata);
858 device_touch_init(chip, pdata);
859 device_power_init(chip, pdata);
860 device_codec_init(chip, pdata);
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500861out:
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500862 return;
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500863}
864
Jett.Zhou78258062012-02-28 10:58:42 +0800865static void __devinit device_8606_init(struct pm860x_chip *chip,
866 struct i2c_client *i2c,
867 struct pm860x_platform_data *pdata)
868{
869 device_osc_init(i2c);
870 device_bk_init(chip, pdata);
871 device_led_init(chip, pdata);
872}
873
Henrik Kretzschmar872c1b12010-03-26 02:40:13 +0100874int __devinit pm860x_device_init(struct pm860x_chip *chip,
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500875 struct pm860x_platform_data *pdata)
876{
Haojian Zhuang2afa62e2010-02-08 05:02:00 -0500877 chip->core_irq = 0;
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500878
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500879 switch (chip->id) {
880 case CHIP_PM8606:
Jett.Zhou78258062012-02-28 10:58:42 +0800881 device_8606_init(chip, chip->client, pdata);
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500882 break;
883 case CHIP_PM8607:
884 device_8607_init(chip, chip->client, pdata);
885 break;
886 }
887
888 if (chip->companion) {
889 switch (chip->id) {
890 case CHIP_PM8607:
Jett.Zhou78258062012-02-28 10:58:42 +0800891 device_8606_init(chip, chip->companion, pdata);
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500892 break;
893 case CHIP_PM8606:
894 device_8607_init(chip, chip->companion, pdata);
895 break;
896 }
897 }
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500898
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500899 return 0;
900}
901
Henrik Kretzschmar872c1b12010-03-26 02:40:13 +0100902void __devexit pm860x_device_exit(struct pm860x_chip *chip)
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500903{
Haojian Zhuang5c42e8c2009-12-15 16:01:47 -0500904 device_irq_exit(chip);
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500905 mfd_remove_devices(chip->dev);
906}
907
Haojian Zhuang53dbab72010-01-08 06:01:24 -0500908MODULE_DESCRIPTION("PMIC Driver for Marvell 88PM860x");
Haojian Zhuangbbd51b12010-01-06 17:04:18 -0500909MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
910MODULE_LICENSE("GPL");