Commit | Line | Data |
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d2912cb1 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
bbd51b1f HZ |
2 | /* |
3 | * Base driver for Marvell 88PM8607 | |
4 | * | |
5 | * Copyright (C) 2009 Marvell International Ltd. | |
2e57848f LJ |
6 | * |
7 | * Author: Haojian Zhuang <haojian.zhuang@marvell.com> | |
bbd51b1f HZ |
8 | */ |
9 | ||
10 | #include <linux/kernel.h> | |
11 | #include <linux/module.h> | |
f2f218cd | 12 | #include <linux/err.h> |
5c42e8c4 | 13 | #include <linux/i2c.h> |
2afa62ea | 14 | #include <linux/irq.h> |
bbd51b1f | 15 | #include <linux/interrupt.h> |
837c8293 | 16 | #include <linux/irqdomain.h> |
2e57d567 HZ |
17 | #include <linux/of.h> |
18 | #include <linux/of_platform.h> | |
bbd51b1f | 19 | #include <linux/platform_device.h> |
f2f218cd HZ |
20 | #include <linux/regmap.h> |
21 | #include <linux/slab.h> | |
bbd51b1f | 22 | #include <linux/mfd/core.h> |
53dbab7a | 23 | #include <linux/mfd/88pm860x.h> |
22aad001 | 24 | #include <linux/regulator/machine.h> |
a830d28b | 25 | #include <linux/power/charger-manager.h> |
bbd51b1f | 26 | |
2afa62ea HZ |
27 | #define INT_STATUS_NUM 3 |
28 | ||
a9e9ce4c | 29 | static struct resource bk0_resources[] = { |
a6ccdcd9 HZ |
30 | {2, 2, "duty cycle", IORESOURCE_REG, }, |
31 | {3, 3, "always on", IORESOURCE_REG, }, | |
32 | {3, 3, "current", IORESOURCE_REG, }, | |
33 | }; | |
a9e9ce4c | 34 | static struct resource bk1_resources[] = { |
a6ccdcd9 HZ |
35 | {4, 4, "duty cycle", IORESOURCE_REG, }, |
36 | {5, 5, "always on", IORESOURCE_REG, }, | |
37 | {5, 5, "current", IORESOURCE_REG, }, | |
38 | }; | |
a9e9ce4c | 39 | static struct resource bk2_resources[] = { |
a6ccdcd9 HZ |
40 | {6, 6, "duty cycle", IORESOURCE_REG, }, |
41 | {7, 7, "always on", IORESOURCE_REG, }, | |
42 | {5, 5, "current", IORESOURCE_REG, }, | |
a16122bc | 43 | }; |
adb70483 | 44 | |
a9e9ce4c | 45 | static struct resource led0_resources[] = { |
894fc8f2 HZ |
46 | /* RGB1 Red LED */ |
47 | {0xd, 0xd, "control", IORESOURCE_REG, }, | |
48 | {0xc, 0xc, "blink", IORESOURCE_REG, }, | |
49 | }; | |
a9e9ce4c | 50 | static struct resource led1_resources[] = { |
894fc8f2 HZ |
51 | /* RGB1 Green LED */ |
52 | {0xe, 0xe, "control", IORESOURCE_REG, }, | |
53 | {0xc, 0xc, "blink", IORESOURCE_REG, }, | |
54 | }; | |
a9e9ce4c | 55 | static struct resource led2_resources[] = { |
894fc8f2 HZ |
56 | /* RGB1 Blue LED */ |
57 | {0xf, 0xf, "control", IORESOURCE_REG, }, | |
58 | {0xc, 0xc, "blink", IORESOURCE_REG, }, | |
59 | }; | |
a9e9ce4c | 60 | static struct resource led3_resources[] = { |
894fc8f2 HZ |
61 | /* RGB2 Red LED */ |
62 | {0x9, 0x9, "control", IORESOURCE_REG, }, | |
63 | {0x8, 0x8, "blink", IORESOURCE_REG, }, | |
64 | }; | |
a9e9ce4c | 65 | static struct resource led4_resources[] = { |
894fc8f2 HZ |
66 | /* RGB2 Green LED */ |
67 | {0xa, 0xa, "control", IORESOURCE_REG, }, | |
68 | {0x8, 0x8, "blink", IORESOURCE_REG, }, | |
69 | }; | |
a9e9ce4c | 70 | static struct resource led5_resources[] = { |
894fc8f2 HZ |
71 | /* RGB2 Blue LED */ |
72 | {0xb, 0xb, "control", IORESOURCE_REG, }, | |
73 | {0x8, 0x8, "blink", IORESOURCE_REG, }, | |
3154c344 HZ |
74 | }; |
75 | ||
a9e9ce4c | 76 | static struct resource buck1_resources[] = { |
a70abacb HZ |
77 | {0x24, 0x24, "buck set", IORESOURCE_REG, }, |
78 | }; | |
a9e9ce4c | 79 | static struct resource buck2_resources[] = { |
a70abacb HZ |
80 | {0x25, 0x25, "buck set", IORESOURCE_REG, }, |
81 | }; | |
a9e9ce4c | 82 | static struct resource buck3_resources[] = { |
a70abacb HZ |
83 | {0x26, 0x26, "buck set", IORESOURCE_REG, }, |
84 | }; | |
a9e9ce4c | 85 | static struct resource ldo1_resources[] = { |
a70abacb HZ |
86 | {0x10, 0x10, "ldo set", IORESOURCE_REG, }, |
87 | }; | |
a9e9ce4c | 88 | static struct resource ldo2_resources[] = { |
a70abacb HZ |
89 | {0x11, 0x11, "ldo set", IORESOURCE_REG, }, |
90 | }; | |
a9e9ce4c | 91 | static struct resource ldo3_resources[] = { |
a70abacb HZ |
92 | {0x12, 0x12, "ldo set", IORESOURCE_REG, }, |
93 | }; | |
a9e9ce4c | 94 | static struct resource ldo4_resources[] = { |
a70abacb HZ |
95 | {0x13, 0x13, "ldo set", IORESOURCE_REG, }, |
96 | }; | |
a9e9ce4c | 97 | static struct resource ldo5_resources[] = { |
a70abacb HZ |
98 | {0x14, 0x14, "ldo set", IORESOURCE_REG, }, |
99 | }; | |
a9e9ce4c | 100 | static struct resource ldo6_resources[] = { |
a70abacb HZ |
101 | {0x15, 0x15, "ldo set", IORESOURCE_REG, }, |
102 | }; | |
a9e9ce4c | 103 | static struct resource ldo7_resources[] = { |
a70abacb HZ |
104 | {0x16, 0x16, "ldo set", IORESOURCE_REG, }, |
105 | }; | |
a9e9ce4c | 106 | static struct resource ldo8_resources[] = { |
a70abacb HZ |
107 | {0x17, 0x17, "ldo set", IORESOURCE_REG, }, |
108 | }; | |
a9e9ce4c | 109 | static struct resource ldo9_resources[] = { |
a70abacb HZ |
110 | {0x18, 0x18, "ldo set", IORESOURCE_REG, }, |
111 | }; | |
a9e9ce4c | 112 | static struct resource ldo10_resources[] = { |
a70abacb HZ |
113 | {0x19, 0x19, "ldo set", IORESOURCE_REG, }, |
114 | }; | |
a9e9ce4c | 115 | static struct resource ldo12_resources[] = { |
a70abacb HZ |
116 | {0x1a, 0x1a, "ldo set", IORESOURCE_REG, }, |
117 | }; | |
a9e9ce4c | 118 | static struct resource ldo_vibrator_resources[] = { |
a70abacb HZ |
119 | {0x28, 0x28, "ldo set", IORESOURCE_REG, }, |
120 | }; | |
a9e9ce4c | 121 | static struct resource ldo14_resources[] = { |
a70abacb | 122 | {0x1b, 0x1b, "ldo set", IORESOURCE_REG, }, |
22aad001 HZ |
123 | }; |
124 | ||
a9e9ce4c | 125 | static struct resource touch_resources[] = { |
c9f560b3 HZ |
126 | {PM8607_IRQ_PEN, PM8607_IRQ_PEN, "touch", IORESOURCE_IRQ,}, |
127 | }; | |
128 | ||
a9e9ce4c | 129 | static struct resource onkey_resources[] = { |
c9f560b3 HZ |
130 | {PM8607_IRQ_ONKEY, PM8607_IRQ_ONKEY, "onkey", IORESOURCE_IRQ,}, |
131 | }; | |
132 | ||
a9e9ce4c | 133 | static struct resource codec_resources[] = { |
c9f560b3 HZ |
134 | /* Headset microphone insertion or removal */ |
135 | {PM8607_IRQ_MICIN, PM8607_IRQ_MICIN, "micin", IORESOURCE_IRQ,}, | |
136 | /* Hook-switch press or release */ | |
137 | {PM8607_IRQ_HOOK, PM8607_IRQ_HOOK, "hook", IORESOURCE_IRQ,}, | |
138 | /* Headset insertion or removal */ | |
139 | {PM8607_IRQ_HEADSET, PM8607_IRQ_HEADSET, "headset", IORESOURCE_IRQ,}, | |
140 | /* Audio short */ | |
2e57848f LJ |
141 | {PM8607_IRQ_AUDIO_SHORT, PM8607_IRQ_AUDIO_SHORT, "audio-short", |
142 | IORESOURCE_IRQ,}, | |
c9f560b3 HZ |
143 | }; |
144 | ||
a9e9ce4c | 145 | static struct resource battery_resources[] = { |
c9f560b3 HZ |
146 | {PM8607_IRQ_CC, PM8607_IRQ_CC, "columb counter", IORESOURCE_IRQ,}, |
147 | {PM8607_IRQ_BAT, PM8607_IRQ_BAT, "battery", IORESOURCE_IRQ,}, | |
148 | }; | |
149 | ||
a9e9ce4c | 150 | static struct resource charger_resources[] = { |
c9f560b3 | 151 | {PM8607_IRQ_CHG, PM8607_IRQ_CHG, "charger detect", IORESOURCE_IRQ,}, |
2e57848f LJ |
152 | {PM8607_IRQ_CHG_DONE, PM8607_IRQ_CHG_DONE, "charging done", |
153 | IORESOURCE_IRQ,}, | |
154 | {PM8607_IRQ_CHG_FAIL, PM8607_IRQ_CHG_FAIL, "charging timeout", | |
155 | IORESOURCE_IRQ,}, | |
156 | {PM8607_IRQ_CHG_FAULT, PM8607_IRQ_CHG_FAULT, "charging fault", | |
157 | IORESOURCE_IRQ,}, | |
158 | {PM8607_IRQ_GPADC1, PM8607_IRQ_GPADC1, "battery temperature", | |
159 | IORESOURCE_IRQ,}, | |
c9f560b3 HZ |
160 | {PM8607_IRQ_VBAT, PM8607_IRQ_VBAT, "battery voltage", IORESOURCE_IRQ,}, |
161 | {PM8607_IRQ_VCHG, PM8607_IRQ_VCHG, "vchg voltage", IORESOURCE_IRQ,}, | |
162 | }; | |
163 | ||
a9e9ce4c | 164 | static struct resource rtc_resources[] = { |
02367029 | 165 | {PM8607_IRQ_RTC, PM8607_IRQ_RTC, "rtc", IORESOURCE_IRQ,}, |
008b3040 HZ |
166 | }; |
167 | ||
a9e9ce4c | 168 | static struct mfd_cell bk_devs[] = { |
a6ccdcd9 HZ |
169 | { |
170 | .name = "88pm860x-backlight", | |
171 | .id = 0, | |
172 | .num_resources = ARRAY_SIZE(bk0_resources), | |
173 | .resources = bk0_resources, | |
174 | }, { | |
175 | .name = "88pm860x-backlight", | |
176 | .id = 1, | |
177 | .num_resources = ARRAY_SIZE(bk1_resources), | |
178 | .resources = bk1_resources, | |
179 | }, { | |
180 | .name = "88pm860x-backlight", | |
181 | .id = 2, | |
182 | .num_resources = ARRAY_SIZE(bk2_resources), | |
183 | .resources = bk2_resources, | |
184 | }, | |
adb70483 HZ |
185 | }; |
186 | ||
a9e9ce4c | 187 | static struct mfd_cell led_devs[] = { |
894fc8f2 HZ |
188 | { |
189 | .name = "88pm860x-led", | |
190 | .id = 0, | |
191 | .num_resources = ARRAY_SIZE(led0_resources), | |
192 | .resources = led0_resources, | |
193 | }, { | |
194 | .name = "88pm860x-led", | |
195 | .id = 1, | |
196 | .num_resources = ARRAY_SIZE(led1_resources), | |
197 | .resources = led1_resources, | |
198 | }, { | |
199 | .name = "88pm860x-led", | |
200 | .id = 2, | |
201 | .num_resources = ARRAY_SIZE(led2_resources), | |
202 | .resources = led2_resources, | |
203 | }, { | |
204 | .name = "88pm860x-led", | |
205 | .id = 3, | |
206 | .num_resources = ARRAY_SIZE(led3_resources), | |
207 | .resources = led3_resources, | |
208 | }, { | |
209 | .name = "88pm860x-led", | |
210 | .id = 4, | |
211 | .num_resources = ARRAY_SIZE(led4_resources), | |
212 | .resources = led4_resources, | |
213 | }, { | |
214 | .name = "88pm860x-led", | |
215 | .id = 5, | |
216 | .num_resources = ARRAY_SIZE(led5_resources), | |
217 | .resources = led5_resources, | |
218 | }, | |
a16122bc HZ |
219 | }; |
220 | ||
a9e9ce4c | 221 | static struct mfd_cell reg_devs[] = { |
a70abacb HZ |
222 | { |
223 | .name = "88pm860x-regulator", | |
224 | .id = 0, | |
225 | .num_resources = ARRAY_SIZE(buck1_resources), | |
226 | .resources = buck1_resources, | |
227 | }, { | |
228 | .name = "88pm860x-regulator", | |
229 | .id = 1, | |
230 | .num_resources = ARRAY_SIZE(buck2_resources), | |
231 | .resources = buck2_resources, | |
232 | }, { | |
233 | .name = "88pm860x-regulator", | |
234 | .id = 2, | |
235 | .num_resources = ARRAY_SIZE(buck3_resources), | |
236 | .resources = buck3_resources, | |
237 | }, { | |
238 | .name = "88pm860x-regulator", | |
239 | .id = 3, | |
240 | .num_resources = ARRAY_SIZE(ldo1_resources), | |
241 | .resources = ldo1_resources, | |
242 | }, { | |
243 | .name = "88pm860x-regulator", | |
244 | .id = 4, | |
245 | .num_resources = ARRAY_SIZE(ldo2_resources), | |
246 | .resources = ldo2_resources, | |
247 | }, { | |
248 | .name = "88pm860x-regulator", | |
249 | .id = 5, | |
250 | .num_resources = ARRAY_SIZE(ldo3_resources), | |
251 | .resources = ldo3_resources, | |
252 | }, { | |
253 | .name = "88pm860x-regulator", | |
254 | .id = 6, | |
255 | .num_resources = ARRAY_SIZE(ldo4_resources), | |
256 | .resources = ldo4_resources, | |
257 | }, { | |
258 | .name = "88pm860x-regulator", | |
259 | .id = 7, | |
260 | .num_resources = ARRAY_SIZE(ldo5_resources), | |
261 | .resources = ldo5_resources, | |
262 | }, { | |
263 | .name = "88pm860x-regulator", | |
264 | .id = 8, | |
265 | .num_resources = ARRAY_SIZE(ldo6_resources), | |
266 | .resources = ldo6_resources, | |
267 | }, { | |
268 | .name = "88pm860x-regulator", | |
269 | .id = 9, | |
270 | .num_resources = ARRAY_SIZE(ldo7_resources), | |
271 | .resources = ldo7_resources, | |
272 | }, { | |
273 | .name = "88pm860x-regulator", | |
274 | .id = 10, | |
275 | .num_resources = ARRAY_SIZE(ldo8_resources), | |
276 | .resources = ldo8_resources, | |
277 | }, { | |
278 | .name = "88pm860x-regulator", | |
279 | .id = 11, | |
280 | .num_resources = ARRAY_SIZE(ldo9_resources), | |
281 | .resources = ldo9_resources, | |
282 | }, { | |
283 | .name = "88pm860x-regulator", | |
284 | .id = 12, | |
285 | .num_resources = ARRAY_SIZE(ldo10_resources), | |
286 | .resources = ldo10_resources, | |
287 | }, { | |
288 | .name = "88pm860x-regulator", | |
289 | .id = 13, | |
290 | .num_resources = ARRAY_SIZE(ldo12_resources), | |
291 | .resources = ldo12_resources, | |
292 | }, { | |
293 | .name = "88pm860x-regulator", | |
294 | .id = 14, | |
295 | .num_resources = ARRAY_SIZE(ldo_vibrator_resources), | |
296 | .resources = ldo_vibrator_resources, | |
297 | }, { | |
298 | .name = "88pm860x-regulator", | |
299 | .id = 15, | |
300 | .num_resources = ARRAY_SIZE(ldo14_resources), | |
301 | .resources = ldo14_resources, | |
302 | }, | |
22aad001 HZ |
303 | }; |
304 | ||
a5156f1a | 305 | static struct mfd_cell touch_devs[] = { |
c9f560b3 | 306 | {"88pm860x-touch", -1,}, |
a16122bc HZ |
307 | }; |
308 | ||
a5156f1a | 309 | static struct mfd_cell onkey_devs[] = { |
c9f560b3 | 310 | {"88pm860x-onkey", -1,}, |
a16122bc | 311 | }; |
bbd51b1f | 312 | |
a5156f1a | 313 | static struct mfd_cell codec_devs[] = { |
c9f560b3 | 314 | {"88pm860x-codec", -1,}, |
2afa62ea HZ |
315 | }; |
316 | ||
2573f6d3 JZ |
317 | static struct regulator_consumer_supply preg_supply[] = { |
318 | REGULATOR_SUPPLY("preg", "charger-manager"), | |
319 | }; | |
320 | ||
321 | static struct regulator_init_data preg_init_data = { | |
322 | .num_consumer_supplies = ARRAY_SIZE(preg_supply), | |
323 | .consumer_supplies = &preg_supply[0], | |
324 | }; | |
325 | ||
f1ade352 AV |
326 | static struct charger_regulator chg_desc_regulator_data[] = { |
327 | { .regulator_name = "preg", }, | |
a830d28b JZ |
328 | }; |
329 | ||
2afa62ea | 330 | static struct mfd_cell power_devs[] = { |
c9f560b3 HZ |
331 | {"88pm860x-battery", -1,}, |
332 | {"88pm860x-charger", -1,}, | |
2573f6d3 | 333 | {"88pm860x-preg", -1,}, |
a830d28b | 334 | {"charger-manager", -1,}, |
2c36af7b HZ |
335 | }; |
336 | ||
008b3040 HZ |
337 | static struct mfd_cell rtc_devs[] = { |
338 | {"88pm860x-rtc", -1,}, | |
339 | }; | |
340 | ||
2c36af7b | 341 | |
2afa62ea HZ |
342 | struct pm860x_irq_data { |
343 | int reg; | |
344 | int mask_reg; | |
345 | int enable; /* enable or not */ | |
346 | int offs; /* bit offset in mask register */ | |
347 | }; | |
5c42e8c4 | 348 | |
2afa62ea HZ |
349 | static struct pm860x_irq_data pm860x_irqs[] = { |
350 | [PM8607_IRQ_ONKEY] = { | |
351 | .reg = PM8607_INT_STATUS1, | |
352 | .mask_reg = PM8607_INT_MASK_1, | |
353 | .offs = 1 << 0, | |
354 | }, | |
355 | [PM8607_IRQ_EXTON] = { | |
356 | .reg = PM8607_INT_STATUS1, | |
357 | .mask_reg = PM8607_INT_MASK_1, | |
358 | .offs = 1 << 1, | |
359 | }, | |
360 | [PM8607_IRQ_CHG] = { | |
361 | .reg = PM8607_INT_STATUS1, | |
362 | .mask_reg = PM8607_INT_MASK_1, | |
363 | .offs = 1 << 2, | |
364 | }, | |
365 | [PM8607_IRQ_BAT] = { | |
366 | .reg = PM8607_INT_STATUS1, | |
367 | .mask_reg = PM8607_INT_MASK_1, | |
368 | .offs = 1 << 3, | |
369 | }, | |
370 | [PM8607_IRQ_RTC] = { | |
371 | .reg = PM8607_INT_STATUS1, | |
372 | .mask_reg = PM8607_INT_MASK_1, | |
373 | .offs = 1 << 4, | |
374 | }, | |
375 | [PM8607_IRQ_CC] = { | |
376 | .reg = PM8607_INT_STATUS1, | |
377 | .mask_reg = PM8607_INT_MASK_1, | |
378 | .offs = 1 << 5, | |
379 | }, | |
380 | [PM8607_IRQ_VBAT] = { | |
381 | .reg = PM8607_INT_STATUS2, | |
382 | .mask_reg = PM8607_INT_MASK_2, | |
383 | .offs = 1 << 0, | |
384 | }, | |
385 | [PM8607_IRQ_VCHG] = { | |
386 | .reg = PM8607_INT_STATUS2, | |
387 | .mask_reg = PM8607_INT_MASK_2, | |
388 | .offs = 1 << 1, | |
389 | }, | |
390 | [PM8607_IRQ_VSYS] = { | |
391 | .reg = PM8607_INT_STATUS2, | |
392 | .mask_reg = PM8607_INT_MASK_2, | |
393 | .offs = 1 << 2, | |
394 | }, | |
395 | [PM8607_IRQ_TINT] = { | |
396 | .reg = PM8607_INT_STATUS2, | |
397 | .mask_reg = PM8607_INT_MASK_2, | |
398 | .offs = 1 << 3, | |
399 | }, | |
400 | [PM8607_IRQ_GPADC0] = { | |
401 | .reg = PM8607_INT_STATUS2, | |
402 | .mask_reg = PM8607_INT_MASK_2, | |
403 | .offs = 1 << 4, | |
404 | }, | |
405 | [PM8607_IRQ_GPADC1] = { | |
406 | .reg = PM8607_INT_STATUS2, | |
407 | .mask_reg = PM8607_INT_MASK_2, | |
408 | .offs = 1 << 5, | |
409 | }, | |
410 | [PM8607_IRQ_GPADC2] = { | |
411 | .reg = PM8607_INT_STATUS2, | |
412 | .mask_reg = PM8607_INT_MASK_2, | |
413 | .offs = 1 << 6, | |
414 | }, | |
415 | [PM8607_IRQ_GPADC3] = { | |
416 | .reg = PM8607_INT_STATUS2, | |
417 | .mask_reg = PM8607_INT_MASK_2, | |
418 | .offs = 1 << 7, | |
419 | }, | |
420 | [PM8607_IRQ_AUDIO_SHORT] = { | |
421 | .reg = PM8607_INT_STATUS3, | |
422 | .mask_reg = PM8607_INT_MASK_3, | |
423 | .offs = 1 << 0, | |
424 | }, | |
425 | [PM8607_IRQ_PEN] = { | |
426 | .reg = PM8607_INT_STATUS3, | |
427 | .mask_reg = PM8607_INT_MASK_3, | |
428 | .offs = 1 << 1, | |
429 | }, | |
430 | [PM8607_IRQ_HEADSET] = { | |
431 | .reg = PM8607_INT_STATUS3, | |
432 | .mask_reg = PM8607_INT_MASK_3, | |
433 | .offs = 1 << 2, | |
434 | }, | |
435 | [PM8607_IRQ_HOOK] = { | |
436 | .reg = PM8607_INT_STATUS3, | |
437 | .mask_reg = PM8607_INT_MASK_3, | |
438 | .offs = 1 << 3, | |
439 | }, | |
440 | [PM8607_IRQ_MICIN] = { | |
441 | .reg = PM8607_INT_STATUS3, | |
442 | .mask_reg = PM8607_INT_MASK_3, | |
443 | .offs = 1 << 4, | |
444 | }, | |
445 | [PM8607_IRQ_CHG_FAIL] = { | |
446 | .reg = PM8607_INT_STATUS3, | |
447 | .mask_reg = PM8607_INT_MASK_3, | |
448 | .offs = 1 << 5, | |
449 | }, | |
450 | [PM8607_IRQ_CHG_DONE] = { | |
451 | .reg = PM8607_INT_STATUS3, | |
452 | .mask_reg = PM8607_INT_MASK_3, | |
453 | .offs = 1 << 6, | |
454 | }, | |
455 | [PM8607_IRQ_CHG_FAULT] = { | |
456 | .reg = PM8607_INT_STATUS3, | |
457 | .mask_reg = PM8607_INT_MASK_3, | |
458 | .offs = 1 << 7, | |
459 | }, | |
460 | }; | |
5c42e8c4 | 461 | |
2afa62ea | 462 | static irqreturn_t pm860x_irq(int irq, void *data) |
5c42e8c4 | 463 | { |
5c42e8c4 | 464 | struct pm860x_chip *chip = data; |
2afa62ea HZ |
465 | struct pm860x_irq_data *irq_data; |
466 | struct i2c_client *i2c; | |
467 | int read_reg = -1, value = 0; | |
468 | int i; | |
469 | ||
470 | i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; | |
471 | for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) { | |
472 | irq_data = &pm860x_irqs[i]; | |
473 | if (read_reg != irq_data->reg) { | |
474 | read_reg = irq_data->reg; | |
475 | value = pm860x_reg_read(i2c, irq_data->reg); | |
5c42e8c4 | 476 | } |
2afa62ea HZ |
477 | if (value & irq_data->enable) |
478 | handle_nested_irq(chip->irq_base + i); | |
5c42e8c4 | 479 | } |
5c42e8c4 HZ |
480 | return IRQ_HANDLED; |
481 | } | |
482 | ||
49f89d9a | 483 | static void pm860x_irq_lock(struct irq_data *data) |
53dbab7a | 484 | { |
49f89d9a | 485 | struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); |
5c42e8c4 HZ |
486 | |
487 | mutex_lock(&chip->irq_lock); | |
53dbab7a HZ |
488 | } |
489 | ||
49f89d9a | 490 | static void pm860x_irq_sync_unlock(struct irq_data *data) |
bbd51b1f | 491 | { |
49f89d9a | 492 | struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); |
2afa62ea HZ |
493 | struct pm860x_irq_data *irq_data; |
494 | struct i2c_client *i2c; | |
495 | static unsigned char cached[3] = {0x0, 0x0, 0x0}; | |
496 | unsigned char mask[3]; | |
497 | int i; | |
498 | ||
499 | i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; | |
500 | /* Load cached value. In initial, all IRQs are masked */ | |
501 | for (i = 0; i < 3; i++) | |
502 | mask[i] = cached[i]; | |
503 | for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) { | |
504 | irq_data = &pm860x_irqs[i]; | |
505 | switch (irq_data->mask_reg) { | |
506 | case PM8607_INT_MASK_1: | |
507 | mask[0] &= ~irq_data->offs; | |
508 | mask[0] |= irq_data->enable; | |
509 | break; | |
510 | case PM8607_INT_MASK_2: | |
511 | mask[1] &= ~irq_data->offs; | |
512 | mask[1] |= irq_data->enable; | |
513 | break; | |
514 | case PM8607_INT_MASK_3: | |
515 | mask[2] &= ~irq_data->offs; | |
516 | mask[2] |= irq_data->enable; | |
517 | break; | |
518 | default: | |
519 | dev_err(chip->dev, "wrong IRQ\n"); | |
520 | break; | |
521 | } | |
522 | } | |
523 | /* update mask into registers */ | |
524 | for (i = 0; i < 3; i++) { | |
525 | if (mask[i] != cached[i]) { | |
526 | cached[i] = mask[i]; | |
527 | pm860x_reg_write(i2c, PM8607_INT_MASK_1 + i, mask[i]); | |
528 | } | |
529 | } | |
5c42e8c4 | 530 | |
5c42e8c4 | 531 | mutex_unlock(&chip->irq_lock); |
2afa62ea | 532 | } |
5c42e8c4 | 533 | |
49f89d9a | 534 | static void pm860x_irq_enable(struct irq_data *data) |
2afa62ea | 535 | { |
837c8293 | 536 | pm860x_irqs[data->hwirq].enable = pm860x_irqs[data->hwirq].offs; |
5c42e8c4 | 537 | } |
2afa62ea | 538 | |
49f89d9a | 539 | static void pm860x_irq_disable(struct irq_data *data) |
2afa62ea | 540 | { |
837c8293 | 541 | pm860x_irqs[data->hwirq].enable = 0; |
2afa62ea HZ |
542 | } |
543 | ||
544 | static struct irq_chip pm860x_irq_chip = { | |
545 | .name = "88pm860x", | |
49f89d9a MB |
546 | .irq_bus_lock = pm860x_irq_lock, |
547 | .irq_bus_sync_unlock = pm860x_irq_sync_unlock, | |
548 | .irq_enable = pm860x_irq_enable, | |
549 | .irq_disable = pm860x_irq_disable, | |
2afa62ea | 550 | }; |
5c42e8c4 | 551 | |
837c8293 HZ |
552 | static int pm860x_irq_domain_map(struct irq_domain *d, unsigned int virq, |
553 | irq_hw_number_t hw) | |
554 | { | |
555 | irq_set_chip_data(virq, d->host_data); | |
556 | irq_set_chip_and_handler(virq, &pm860x_irq_chip, handle_edge_irq); | |
557 | irq_set_nested_thread(virq, 1); | |
837c8293 | 558 | irq_set_noprobe(virq); |
837c8293 HZ |
559 | return 0; |
560 | } | |
561 | ||
7ce7b26f | 562 | static const struct irq_domain_ops pm860x_irq_domain_ops = { |
837c8293 HZ |
563 | .map = pm860x_irq_domain_map, |
564 | .xlate = irq_domain_xlate_onetwocell, | |
565 | }; | |
566 | ||
f791be49 | 567 | static int device_irq_init(struct pm860x_chip *chip, |
5c42e8c4 HZ |
568 | struct pm860x_platform_data *pdata) |
569 | { | |
2e57848f LJ |
570 | struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? |
571 | chip->client : chip->companion; | |
5c42e8c4 | 572 | unsigned char status_buf[INT_STATUS_NUM]; |
2afa62ea | 573 | unsigned long flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT; |
837c8293 HZ |
574 | int data, mask, ret = -EINVAL; |
575 | int nr_irqs, irq_base = -1; | |
576 | struct device_node *node = i2c->dev.of_node; | |
5c42e8c4 HZ |
577 | |
578 | mask = PM8607_B0_MISC1_INV_INT | PM8607_B0_MISC1_INT_CLEAR | |
579 | | PM8607_B0_MISC1_INT_MASK; | |
580 | data = 0; | |
581 | chip->irq_mode = 0; | |
582 | if (pdata && pdata->irq_mode) { | |
583 | /* | |
584 | * irq_mode defines the way of clearing interrupt. If it's 1, | |
585 | * clear IRQ by write. Otherwise, clear it by read. | |
586 | * This control bit is valid from 88PM8607 B0 steping. | |
587 | */ | |
588 | data |= PM8607_B0_MISC1_INT_CLEAR; | |
589 | chip->irq_mode = 1; | |
590 | } | |
591 | ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, mask, data); | |
592 | if (ret < 0) | |
593 | goto out; | |
594 | ||
595 | /* mask all IRQs */ | |
596 | memset(status_buf, 0, INT_STATUS_NUM); | |
597 | ret = pm860x_bulk_write(i2c, PM8607_INT_MASK_1, | |
598 | INT_STATUS_NUM, status_buf); | |
599 | if (ret < 0) | |
600 | goto out; | |
601 | ||
602 | if (chip->irq_mode) { | |
603 | /* clear interrupt status by write */ | |
604 | memset(status_buf, 0xFF, INT_STATUS_NUM); | |
605 | ret = pm860x_bulk_write(i2c, PM8607_INT_STATUS1, | |
606 | INT_STATUS_NUM, status_buf); | |
607 | } else { | |
608 | /* clear interrupt status by read */ | |
609 | ret = pm860x_bulk_read(i2c, PM8607_INT_STATUS1, | |
610 | INT_STATUS_NUM, status_buf); | |
611 | } | |
612 | if (ret < 0) | |
613 | goto out; | |
614 | ||
2afa62ea | 615 | mutex_init(&chip->irq_lock); |
837c8293 HZ |
616 | |
617 | if (pdata && pdata->irq_base) | |
618 | irq_base = pdata->irq_base; | |
619 | nr_irqs = ARRAY_SIZE(pm860x_irqs); | |
620 | chip->irq_base = irq_alloc_descs(irq_base, 0, nr_irqs, 0); | |
621 | if (chip->irq_base < 0) { | |
622 | dev_err(&i2c->dev, "Failed to allocate interrupts, ret:%d\n", | |
623 | chip->irq_base); | |
624 | ret = -EBUSY; | |
625 | goto out; | |
626 | } | |
627 | irq_domain_add_legacy(node, nr_irqs, chip->irq_base, 0, | |
628 | &pm860x_irq_domain_ops, chip); | |
2afa62ea HZ |
629 | chip->core_irq = i2c->irq; |
630 | if (!chip->core_irq) | |
5c42e8c4 | 631 | goto out; |
2afa62ea | 632 | |
2e57848f LJ |
633 | ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq, |
634 | flags | IRQF_ONESHOT, "88pm860x", chip); | |
2afa62ea HZ |
635 | if (ret) { |
636 | dev_err(chip->dev, "Failed to request IRQ: %d\n", ret); | |
637 | chip->core_irq = 0; | |
638 | } | |
639 | ||
5c42e8c4 HZ |
640 | return 0; |
641 | out: | |
2afa62ea | 642 | chip->core_irq = 0; |
5c42e8c4 HZ |
643 | return ret; |
644 | } | |
645 | ||
872c1b14 | 646 | static void device_irq_exit(struct pm860x_chip *chip) |
5c42e8c4 | 647 | { |
2afa62ea HZ |
648 | if (chip->core_irq) |
649 | free_irq(chip->core_irq, chip); | |
5c42e8c4 HZ |
650 | } |
651 | ||
23de435a JZ |
652 | int pm8606_osc_enable(struct pm860x_chip *chip, unsigned short client) |
653 | { | |
654 | int ret = -EIO; | |
655 | struct i2c_client *i2c = (chip->id == CHIP_PM8606) ? | |
656 | chip->client : chip->companion; | |
657 | ||
658 | dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client); | |
659 | dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n", | |
660 | __func__, chip->osc_vote, | |
661 | chip->osc_status); | |
662 | ||
663 | mutex_lock(&chip->osc_lock); | |
664 | /* Update voting status */ | |
665 | chip->osc_vote |= client; | |
666 | /* If reference group is off - turn on*/ | |
667 | if (chip->osc_status != PM8606_REF_GP_OSC_ON) { | |
668 | chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN; | |
669 | /* Enable Reference group Vsys */ | |
670 | if (pm860x_set_bits(i2c, PM8606_VSYS, | |
671 | PM8606_VSYS_EN, PM8606_VSYS_EN)) | |
672 | goto out; | |
673 | ||
674 | /*Enable Internal Oscillator */ | |
675 | if (pm860x_set_bits(i2c, PM8606_MISC, | |
676 | PM8606_MISC_OSC_EN, PM8606_MISC_OSC_EN)) | |
677 | goto out; | |
678 | /* Update status (only if writes succeed) */ | |
679 | chip->osc_status = PM8606_REF_GP_OSC_ON; | |
680 | } | |
681 | mutex_unlock(&chip->osc_lock); | |
682 | ||
683 | dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n", | |
684 | __func__, chip->osc_vote, | |
685 | chip->osc_status, ret); | |
686 | return 0; | |
687 | out: | |
688 | mutex_unlock(&chip->osc_lock); | |
689 | return ret; | |
690 | } | |
2f5f89be | 691 | EXPORT_SYMBOL(pm8606_osc_enable); |
23de435a JZ |
692 | |
693 | int pm8606_osc_disable(struct pm860x_chip *chip, unsigned short client) | |
694 | { | |
695 | int ret = -EIO; | |
696 | struct i2c_client *i2c = (chip->id == CHIP_PM8606) ? | |
697 | chip->client : chip->companion; | |
698 | ||
699 | dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client); | |
700 | dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n", | |
701 | __func__, chip->osc_vote, | |
702 | chip->osc_status); | |
703 | ||
704 | mutex_lock(&chip->osc_lock); | |
f90dff44 | 705 | /* Update voting status */ |
23de435a | 706 | chip->osc_vote &= ~(client); |
f90dff44 LJ |
707 | /* |
708 | * If reference group is off and this is the last client to release | |
709 | * - turn off | |
710 | */ | |
23de435a JZ |
711 | if ((chip->osc_status != PM8606_REF_GP_OSC_OFF) && |
712 | (chip->osc_vote == REF_GP_NO_CLIENTS)) { | |
713 | chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN; | |
714 | /* Disable Reference group Vsys */ | |
715 | if (pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0)) | |
716 | goto out; | |
717 | /* Disable Internal Oscillator */ | |
718 | if (pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0)) | |
719 | goto out; | |
720 | chip->osc_status = PM8606_REF_GP_OSC_OFF; | |
721 | } | |
722 | mutex_unlock(&chip->osc_lock); | |
723 | ||
724 | dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n", | |
725 | __func__, chip->osc_vote, | |
726 | chip->osc_status, ret); | |
727 | return 0; | |
728 | out: | |
729 | mutex_unlock(&chip->osc_lock); | |
730 | return ret; | |
731 | } | |
2f5f89be | 732 | EXPORT_SYMBOL(pm8606_osc_disable); |
23de435a | 733 | |
f791be49 | 734 | static void device_osc_init(struct i2c_client *i2c) |
23de435a JZ |
735 | { |
736 | struct pm860x_chip *chip = i2c_get_clientdata(i2c); | |
737 | ||
738 | mutex_init(&chip->osc_lock); | |
739 | /* init portofino reference group voting and status */ | |
740 | /* Disable Reference group Vsys */ | |
741 | pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0); | |
742 | /* Disable Internal Oscillator */ | |
743 | pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0); | |
744 | ||
745 | chip->osc_vote = REF_GP_NO_CLIENTS; | |
746 | chip->osc_status = PM8606_REF_GP_OSC_OFF; | |
747 | } | |
748 | ||
f791be49 | 749 | static void device_bk_init(struct pm860x_chip *chip, |
adb70483 HZ |
750 | struct pm860x_platform_data *pdata) |
751 | { | |
a6ccdcd9 HZ |
752 | int ret, i; |
753 | ||
754 | if (pdata && pdata->backlight) { | |
755 | if (pdata->num_backlights > ARRAY_SIZE(bk_devs)) | |
756 | pdata->num_backlights = ARRAY_SIZE(bk_devs); | |
757 | for (i = 0; i < pdata->num_backlights; i++) { | |
758 | bk_devs[i].platform_data = &pdata->backlight[i]; | |
759 | bk_devs[i].pdata_size = | |
760 | sizeof(struct pm860x_backlight_pdata); | |
adb70483 HZ |
761 | } |
762 | } | |
a6ccdcd9 | 763 | ret = mfd_add_devices(chip->dev, 0, bk_devs, |
55692af5 | 764 | ARRAY_SIZE(bk_devs), NULL, 0, NULL); |
a6ccdcd9 HZ |
765 | if (ret < 0) |
766 | dev_err(chip->dev, "Failed to add backlight subdev\n"); | |
adb70483 HZ |
767 | } |
768 | ||
f791be49 | 769 | static void device_led_init(struct pm860x_chip *chip, |
3154c344 | 770 | struct pm860x_platform_data *pdata) |
5c42e8c4 | 771 | { |
894fc8f2 | 772 | int ret, i; |
3154c344 | 773 | |
894fc8f2 HZ |
774 | if (pdata && pdata->led) { |
775 | if (pdata->num_leds > ARRAY_SIZE(led_devs)) | |
776 | pdata->num_leds = ARRAY_SIZE(led_devs); | |
777 | for (i = 0; i < pdata->num_leds; i++) { | |
778 | led_devs[i].platform_data = &pdata->led[i]; | |
779 | led_devs[i].pdata_size = | |
780 | sizeof(struct pm860x_led_pdata); | |
a16122bc HZ |
781 | } |
782 | } | |
894fc8f2 | 783 | ret = mfd_add_devices(chip->dev, 0, led_devs, |
55692af5 | 784 | ARRAY_SIZE(led_devs), NULL, 0, NULL); |
894fc8f2 HZ |
785 | if (ret < 0) { |
786 | dev_err(chip->dev, "Failed to add led subdev\n"); | |
787 | return; | |
788 | } | |
5c42e8c4 HZ |
789 | } |
790 | ||
f791be49 | 791 | static void device_regulator_init(struct pm860x_chip *chip, |
22aad001 HZ |
792 | struct pm860x_platform_data *pdata) |
793 | { | |
22aad001 | 794 | int ret; |
22aad001 | 795 | |
a70abacb HZ |
796 | if (pdata == NULL) |
797 | return; | |
798 | if (pdata->buck1) { | |
799 | reg_devs[0].platform_data = pdata->buck1; | |
800 | reg_devs[0].pdata_size = sizeof(struct regulator_init_data); | |
801 | } | |
802 | if (pdata->buck2) { | |
803 | reg_devs[1].platform_data = pdata->buck2; | |
804 | reg_devs[1].pdata_size = sizeof(struct regulator_init_data); | |
805 | } | |
806 | if (pdata->buck3) { | |
807 | reg_devs[2].platform_data = pdata->buck3; | |
808 | reg_devs[2].pdata_size = sizeof(struct regulator_init_data); | |
809 | } | |
810 | if (pdata->ldo1) { | |
811 | reg_devs[3].platform_data = pdata->ldo1; | |
812 | reg_devs[3].pdata_size = sizeof(struct regulator_init_data); | |
813 | } | |
814 | if (pdata->ldo2) { | |
815 | reg_devs[4].platform_data = pdata->ldo2; | |
816 | reg_devs[4].pdata_size = sizeof(struct regulator_init_data); | |
817 | } | |
818 | if (pdata->ldo3) { | |
819 | reg_devs[5].platform_data = pdata->ldo3; | |
820 | reg_devs[5].pdata_size = sizeof(struct regulator_init_data); | |
821 | } | |
822 | if (pdata->ldo4) { | |
823 | reg_devs[6].platform_data = pdata->ldo4; | |
824 | reg_devs[6].pdata_size = sizeof(struct regulator_init_data); | |
825 | } | |
826 | if (pdata->ldo5) { | |
827 | reg_devs[7].platform_data = pdata->ldo5; | |
828 | reg_devs[7].pdata_size = sizeof(struct regulator_init_data); | |
829 | } | |
830 | if (pdata->ldo6) { | |
831 | reg_devs[8].platform_data = pdata->ldo6; | |
832 | reg_devs[8].pdata_size = sizeof(struct regulator_init_data); | |
833 | } | |
834 | if (pdata->ldo7) { | |
835 | reg_devs[9].platform_data = pdata->ldo7; | |
836 | reg_devs[9].pdata_size = sizeof(struct regulator_init_data); | |
837 | } | |
838 | if (pdata->ldo8) { | |
839 | reg_devs[10].platform_data = pdata->ldo8; | |
840 | reg_devs[10].pdata_size = sizeof(struct regulator_init_data); | |
841 | } | |
842 | if (pdata->ldo9) { | |
843 | reg_devs[11].platform_data = pdata->ldo9; | |
844 | reg_devs[11].pdata_size = sizeof(struct regulator_init_data); | |
845 | } | |
846 | if (pdata->ldo10) { | |
847 | reg_devs[12].platform_data = pdata->ldo10; | |
848 | reg_devs[12].pdata_size = sizeof(struct regulator_init_data); | |
849 | } | |
850 | if (pdata->ldo12) { | |
851 | reg_devs[13].platform_data = pdata->ldo12; | |
852 | reg_devs[13].pdata_size = sizeof(struct regulator_init_data); | |
853 | } | |
854 | if (pdata->ldo_vibrator) { | |
855 | reg_devs[14].platform_data = pdata->ldo_vibrator; | |
856 | reg_devs[14].pdata_size = sizeof(struct regulator_init_data); | |
857 | } | |
858 | if (pdata->ldo14) { | |
859 | reg_devs[15].platform_data = pdata->ldo14; | |
860 | reg_devs[15].pdata_size = sizeof(struct regulator_init_data); | |
861 | } | |
862 | ret = mfd_add_devices(chip->dev, 0, reg_devs, | |
55692af5 | 863 | ARRAY_SIZE(reg_devs), NULL, 0, NULL); |
a70abacb HZ |
864 | if (ret < 0) { |
865 | dev_err(chip->dev, "Failed to add regulator subdev\n"); | |
22aad001 | 866 | return; |
22aad001 | 867 | } |
22aad001 HZ |
868 | } |
869 | ||
f791be49 | 870 | static void device_rtc_init(struct pm860x_chip *chip, |
008b3040 HZ |
871 | struct pm860x_platform_data *pdata) |
872 | { | |
873 | int ret; | |
874 | ||
2e57848f | 875 | if (!pdata) |
008b3040 HZ |
876 | return; |
877 | ||
878 | rtc_devs[0].platform_data = pdata->rtc; | |
879 | rtc_devs[0].pdata_size = sizeof(struct pm860x_rtc_pdata); | |
880 | rtc_devs[0].num_resources = ARRAY_SIZE(rtc_resources); | |
881 | rtc_devs[0].resources = &rtc_resources[0]; | |
882 | ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0], | |
883 | ARRAY_SIZE(rtc_devs), &rtc_resources[0], | |
55692af5 | 884 | chip->irq_base, NULL); |
008b3040 HZ |
885 | if (ret < 0) |
886 | dev_err(chip->dev, "Failed to add rtc subdev\n"); | |
887 | } | |
888 | ||
f791be49 | 889 | static void device_touch_init(struct pm860x_chip *chip, |
c9f560b3 HZ |
890 | struct pm860x_platform_data *pdata) |
891 | { | |
892 | int ret; | |
893 | ||
f5fb758d | 894 | if (pdata == NULL) |
c9f560b3 HZ |
895 | return; |
896 | ||
f5fb758d HZ |
897 | touch_devs[0].platform_data = pdata->touch; |
898 | touch_devs[0].pdata_size = sizeof(struct pm860x_touch_pdata); | |
c9f560b3 HZ |
899 | touch_devs[0].num_resources = ARRAY_SIZE(touch_resources); |
900 | touch_devs[0].resources = &touch_resources[0]; | |
901 | ret = mfd_add_devices(chip->dev, 0, &touch_devs[0], | |
902 | ARRAY_SIZE(touch_devs), &touch_resources[0], | |
55692af5 | 903 | chip->irq_base, NULL); |
c9f560b3 HZ |
904 | if (ret < 0) |
905 | dev_err(chip->dev, "Failed to add touch subdev\n"); | |
906 | } | |
907 | ||
f791be49 | 908 | static void device_power_init(struct pm860x_chip *chip, |
c9f560b3 HZ |
909 | struct pm860x_platform_data *pdata) |
910 | { | |
911 | int ret; | |
912 | ||
f5fb758d | 913 | if (pdata == NULL) |
c9f560b3 HZ |
914 | return; |
915 | ||
f5fb758d HZ |
916 | power_devs[0].platform_data = pdata->power; |
917 | power_devs[0].pdata_size = sizeof(struct pm860x_power_pdata); | |
c9f560b3 HZ |
918 | power_devs[0].num_resources = ARRAY_SIZE(battery_resources); |
919 | power_devs[0].resources = &battery_resources[0], | |
920 | ret = mfd_add_devices(chip->dev, 0, &power_devs[0], 1, | |
55692af5 | 921 | &battery_resources[0], chip->irq_base, NULL); |
c9f560b3 HZ |
922 | if (ret < 0) |
923 | dev_err(chip->dev, "Failed to add battery subdev\n"); | |
924 | ||
f5fb758d HZ |
925 | power_devs[1].platform_data = pdata->power; |
926 | power_devs[1].pdata_size = sizeof(struct pm860x_power_pdata); | |
c9f560b3 HZ |
927 | power_devs[1].num_resources = ARRAY_SIZE(charger_resources); |
928 | power_devs[1].resources = &charger_resources[0], | |
929 | ret = mfd_add_devices(chip->dev, 0, &power_devs[1], 1, | |
55692af5 | 930 | &charger_resources[0], chip->irq_base, NULL); |
c9f560b3 HZ |
931 | if (ret < 0) |
932 | dev_err(chip->dev, "Failed to add charger subdev\n"); | |
2573f6d3 JZ |
933 | |
934 | power_devs[2].platform_data = &preg_init_data; | |
935 | power_devs[2].pdata_size = sizeof(struct regulator_init_data); | |
2573f6d3 | 936 | ret = mfd_add_devices(chip->dev, 0, &power_devs[2], 1, |
ff13e9e2 | 937 | NULL, chip->irq_base, NULL); |
2573f6d3 JZ |
938 | if (ret < 0) |
939 | dev_err(chip->dev, "Failed to add preg subdev\n"); | |
a830d28b JZ |
940 | |
941 | if (pdata->chg_desc) { | |
942 | pdata->chg_desc->charger_regulators = | |
943 | &chg_desc_regulator_data[0]; | |
944 | pdata->chg_desc->num_charger_regulators = | |
945 | ARRAY_SIZE(chg_desc_regulator_data), | |
946 | power_devs[3].platform_data = pdata->chg_desc; | |
947 | power_devs[3].pdata_size = sizeof(*pdata->chg_desc); | |
948 | ret = mfd_add_devices(chip->dev, 0, &power_devs[3], 1, | |
18766f09 | 949 | NULL, chip->irq_base, NULL); |
a830d28b JZ |
950 | if (ret < 0) |
951 | dev_err(chip->dev, "Failed to add chg-manager subdev\n"); | |
952 | } | |
c9f560b3 HZ |
953 | } |
954 | ||
f791be49 | 955 | static void device_onkey_init(struct pm860x_chip *chip, |
c9f560b3 HZ |
956 | struct pm860x_platform_data *pdata) |
957 | { | |
958 | int ret; | |
959 | ||
960 | onkey_devs[0].num_resources = ARRAY_SIZE(onkey_resources); | |
961 | onkey_devs[0].resources = &onkey_resources[0], | |
962 | ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0], | |
963 | ARRAY_SIZE(onkey_devs), &onkey_resources[0], | |
55692af5 | 964 | chip->irq_base, NULL); |
c9f560b3 HZ |
965 | if (ret < 0) |
966 | dev_err(chip->dev, "Failed to add onkey subdev\n"); | |
967 | } | |
968 | ||
f791be49 | 969 | static void device_codec_init(struct pm860x_chip *chip, |
c9f560b3 HZ |
970 | struct pm860x_platform_data *pdata) |
971 | { | |
972 | int ret; | |
973 | ||
974 | codec_devs[0].num_resources = ARRAY_SIZE(codec_resources); | |
975 | codec_devs[0].resources = &codec_resources[0], | |
976 | ret = mfd_add_devices(chip->dev, 0, &codec_devs[0], | |
55692af5 MB |
977 | ARRAY_SIZE(codec_devs), &codec_resources[0], 0, |
978 | NULL); | |
c9f560b3 HZ |
979 | if (ret < 0) |
980 | dev_err(chip->dev, "Failed to add codec subdev\n"); | |
981 | } | |
982 | ||
f791be49 | 983 | static void device_8607_init(struct pm860x_chip *chip, |
5c42e8c4 HZ |
984 | struct i2c_client *i2c, |
985 | struct pm860x_platform_data *pdata) | |
986 | { | |
a16122bc | 987 | int data, ret; |
bbd51b1f | 988 | |
53dbab7a | 989 | ret = pm860x_reg_read(i2c, PM8607_CHIP_ID); |
bbd51b1f HZ |
990 | if (ret < 0) { |
991 | dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret); | |
992 | goto out; | |
993 | } | |
38b34052 HZ |
994 | switch (ret & PM8607_VERSION_MASK) { |
995 | case 0x40: | |
996 | case 0x50: | |
bbd51b1f HZ |
997 | dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n", |
998 | ret); | |
38b34052 HZ |
999 | break; |
1000 | default: | |
2e57848f LJ |
1001 | dev_err(chip->dev, |
1002 | "Failed to detect Marvell 88PM8607. Chip ID: %02x\n", | |
1003 | ret); | |
bbd51b1f HZ |
1004 | goto out; |
1005 | } | |
bbd51b1f | 1006 | |
53dbab7a | 1007 | ret = pm860x_reg_read(i2c, PM8607_BUCK3); |
bbd51b1f HZ |
1008 | if (ret < 0) { |
1009 | dev_err(chip->dev, "Failed to read BUCK3 register: %d\n", ret); | |
1010 | goto out; | |
1011 | } | |
1012 | if (ret & PM8607_BUCK3_DOUBLE) | |
1013 | chip->buck3_double = 1; | |
1014 | ||
5c42e8c4 | 1015 | ret = pm860x_reg_read(i2c, PM8607_B0_MISC1); |
bbd51b1f HZ |
1016 | if (ret < 0) { |
1017 | dev_err(chip->dev, "Failed to read MISC1 register: %d\n", ret); | |
1018 | goto out; | |
1019 | } | |
bbd51b1f | 1020 | |
5c42e8c4 HZ |
1021 | if (pdata && (pdata->i2c_port == PI2C_PORT)) |
1022 | data = PM8607_B0_MISC1_PI2C; | |
1023 | else | |
1024 | data = 0; | |
1025 | ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, PM8607_B0_MISC1_PI2C, data); | |
1026 | if (ret < 0) { | |
1027 | dev_err(chip->dev, "Failed to access MISC1:%d\n", ret); | |
1028 | goto out; | |
1029 | } | |
1030 | ||
1031 | ret = device_irq_init(chip, pdata); | |
1032 | if (ret < 0) | |
1033 | goto out; | |
1034 | ||
cea438dd HZ |
1035 | device_regulator_init(chip, pdata); |
1036 | device_rtc_init(chip, pdata); | |
1037 | device_onkey_init(chip, pdata); | |
1038 | device_touch_init(chip, pdata); | |
1039 | device_power_init(chip, pdata); | |
1040 | device_codec_init(chip, pdata); | |
bbd51b1f | 1041 | out: |
53dbab7a HZ |
1042 | return; |
1043 | } | |
1044 | ||
f791be49 | 1045 | static void device_8606_init(struct pm860x_chip *chip, |
78258064 JZ |
1046 | struct i2c_client *i2c, |
1047 | struct pm860x_platform_data *pdata) | |
1048 | { | |
1049 | device_osc_init(i2c); | |
1050 | device_bk_init(chip, pdata); | |
1051 | device_led_init(chip, pdata); | |
1052 | } | |
1053 | ||
f791be49 | 1054 | static int pm860x_device_init(struct pm860x_chip *chip, |
f2f218cd | 1055 | struct pm860x_platform_data *pdata) |
53dbab7a | 1056 | { |
2afa62ea | 1057 | chip->core_irq = 0; |
5c42e8c4 | 1058 | |
53dbab7a HZ |
1059 | switch (chip->id) { |
1060 | case CHIP_PM8606: | |
78258064 | 1061 | device_8606_init(chip, chip->client, pdata); |
53dbab7a HZ |
1062 | break; |
1063 | case CHIP_PM8607: | |
1064 | device_8607_init(chip, chip->client, pdata); | |
1065 | break; | |
1066 | } | |
1067 | ||
1068 | if (chip->companion) { | |
1069 | switch (chip->id) { | |
1070 | case CHIP_PM8607: | |
78258064 | 1071 | device_8606_init(chip, chip->companion, pdata); |
53dbab7a HZ |
1072 | break; |
1073 | case CHIP_PM8606: | |
1074 | device_8607_init(chip, chip->companion, pdata); | |
1075 | break; | |
1076 | } | |
1077 | } | |
5c42e8c4 | 1078 | |
53dbab7a | 1079 | return 0; |
bbd51b1f HZ |
1080 | } |
1081 | ||
4740f73f | 1082 | static void pm860x_device_exit(struct pm860x_chip *chip) |
bbd51b1f | 1083 | { |
5c42e8c4 | 1084 | device_irq_exit(chip); |
bbd51b1f HZ |
1085 | mfd_remove_devices(chip->dev); |
1086 | } | |
1087 | ||
f2f218cd HZ |
1088 | static int verify_addr(struct i2c_client *i2c) |
1089 | { | |
1090 | unsigned short addr_8607[] = {0x30, 0x34}; | |
1091 | unsigned short addr_8606[] = {0x10, 0x11}; | |
1092 | int size, i; | |
1093 | ||
1094 | if (i2c == NULL) | |
1095 | return 0; | |
1096 | size = ARRAY_SIZE(addr_8606); | |
1097 | for (i = 0; i < size; i++) { | |
1098 | if (i2c->addr == *(addr_8606 + i)) | |
1099 | return CHIP_PM8606; | |
1100 | } | |
1101 | size = ARRAY_SIZE(addr_8607); | |
1102 | for (i = 0; i < size; i++) { | |
1103 | if (i2c->addr == *(addr_8607 + i)) | |
1104 | return CHIP_PM8607; | |
1105 | } | |
1106 | return 0; | |
1107 | } | |
1108 | ||
8da90cc8 | 1109 | static const struct regmap_config pm860x_regmap_config = { |
f2f218cd HZ |
1110 | .reg_bits = 8, |
1111 | .val_bits = 8, | |
1112 | }; | |
1113 | ||
f791be49 | 1114 | static int pm860x_dt_init(struct device_node *np, |
2e57d567 HZ |
1115 | struct device *dev, |
1116 | struct pm860x_platform_data *pdata) | |
1117 | { | |
1118 | int ret; | |
1119 | ||
1120 | if (of_get_property(np, "marvell,88pm860x-irq-read-clr", NULL)) | |
1121 | pdata->irq_mode = 1; | |
1122 | ret = of_property_read_u32(np, "marvell,88pm860x-slave-addr", | |
1123 | &pdata->companion_addr); | |
1124 | if (ret) { | |
2e57848f LJ |
1125 | dev_err(dev, |
1126 | "Not found \"marvell,88pm860x-slave-addr\" property\n"); | |
2e57d567 HZ |
1127 | pdata->companion_addr = 0; |
1128 | } | |
1129 | return 0; | |
1130 | } | |
1131 | ||
1e98dcd7 | 1132 | static int pm860x_probe(struct i2c_client *client) |
f2f218cd | 1133 | { |
334a41ce | 1134 | struct pm860x_platform_data *pdata = dev_get_platdata(&client->dev); |
2e57d567 | 1135 | struct device_node *node = client->dev.of_node; |
f2f218cd HZ |
1136 | struct pm860x_chip *chip; |
1137 | int ret; | |
1138 | ||
2e57d567 HZ |
1139 | if (node && !pdata) { |
1140 | /* parse DT to get platform data */ | |
1141 | pdata = devm_kzalloc(&client->dev, | |
1142 | sizeof(struct pm860x_platform_data), | |
1143 | GFP_KERNEL); | |
1144 | if (!pdata) | |
1145 | return -ENOMEM; | |
1146 | ret = pm860x_dt_init(node, &client->dev, pdata); | |
1147 | if (ret) | |
85529575 | 1148 | return ret; |
2e57d567 | 1149 | } else if (!pdata) { |
f2f218cd HZ |
1150 | pr_info("No platform data in %s!\n", __func__); |
1151 | return -EINVAL; | |
1152 | } | |
1153 | ||
a1ace0aa LJ |
1154 | chip = devm_kzalloc(&client->dev, |
1155 | sizeof(struct pm860x_chip), GFP_KERNEL); | |
85529575 JH |
1156 | if (chip == NULL) |
1157 | return -ENOMEM; | |
f2f218cd HZ |
1158 | |
1159 | chip->id = verify_addr(client); | |
aaaab422 | 1160 | chip->regmap = devm_regmap_init_i2c(client, &pm860x_regmap_config); |
f2f218cd HZ |
1161 | if (IS_ERR(chip->regmap)) { |
1162 | ret = PTR_ERR(chip->regmap); | |
1163 | dev_err(&client->dev, "Failed to allocate register map: %d\n", | |
1164 | ret); | |
f2f218cd HZ |
1165 | return ret; |
1166 | } | |
1167 | chip->client = client; | |
1168 | i2c_set_clientdata(client, chip); | |
1169 | chip->dev = &client->dev; | |
1170 | dev_set_drvdata(chip->dev, chip); | |
1171 | ||
1172 | /* | |
1173 | * Both client and companion client shares same platform driver. | |
1174 | * Driver distinguishes them by pdata->companion_addr. | |
1175 | * pdata->companion_addr is only assigned if companion chip exists. | |
1176 | * At the same time, the companion_addr shouldn't equal to client | |
1177 | * address. | |
1178 | */ | |
1179 | if (pdata->companion_addr && (pdata->companion_addr != client->addr)) { | |
1180 | chip->companion_addr = pdata->companion_addr; | |
1181 | chip->companion = i2c_new_dummy(chip->client->adapter, | |
1182 | chip->companion_addr); | |
159ce52a KK |
1183 | if (!chip->companion) { |
1184 | dev_err(&client->dev, | |
1185 | "Failed to allocate I2C companion device\n"); | |
1186 | return -ENODEV; | |
1187 | } | |
f2f218cd HZ |
1188 | chip->regmap_companion = regmap_init_i2c(chip->companion, |
1189 | &pm860x_regmap_config); | |
1190 | if (IS_ERR(chip->regmap_companion)) { | |
1191 | ret = PTR_ERR(chip->regmap_companion); | |
1192 | dev_err(&chip->companion->dev, | |
1193 | "Failed to allocate register map: %d\n", ret); | |
a7ab1c8b | 1194 | i2c_unregister_device(chip->companion); |
f2f218cd HZ |
1195 | return ret; |
1196 | } | |
1197 | i2c_set_clientdata(chip->companion, chip); | |
1198 | } | |
1199 | ||
1200 | pm860x_device_init(chip, pdata); | |
1201 | return 0; | |
1202 | } | |
1203 | ||
4740f73f | 1204 | static int pm860x_remove(struct i2c_client *client) |
f2f218cd HZ |
1205 | { |
1206 | struct pm860x_chip *chip = i2c_get_clientdata(client); | |
1207 | ||
1208 | pm860x_device_exit(chip); | |
1209 | if (chip->companion) { | |
1210 | regmap_exit(chip->regmap_companion); | |
1211 | i2c_unregister_device(chip->companion); | |
1212 | } | |
f2f218cd HZ |
1213 | return 0; |
1214 | } | |
1215 | ||
1216 | #ifdef CONFIG_PM_SLEEP | |
1217 | static int pm860x_suspend(struct device *dev) | |
1218 | { | |
1b5420e1 | 1219 | struct i2c_client *client = to_i2c_client(dev); |
f2f218cd HZ |
1220 | struct pm860x_chip *chip = i2c_get_clientdata(client); |
1221 | ||
1222 | if (device_may_wakeup(dev) && chip->wakeup_flag) | |
1223 | enable_irq_wake(chip->core_irq); | |
1224 | return 0; | |
1225 | } | |
1226 | ||
1227 | static int pm860x_resume(struct device *dev) | |
1228 | { | |
1b5420e1 | 1229 | struct i2c_client *client = to_i2c_client(dev); |
f2f218cd HZ |
1230 | struct pm860x_chip *chip = i2c_get_clientdata(client); |
1231 | ||
1232 | if (device_may_wakeup(dev) && chip->wakeup_flag) | |
1233 | disable_irq_wake(chip->core_irq); | |
1234 | return 0; | |
1235 | } | |
1236 | #endif | |
1237 | ||
1238 | static SIMPLE_DEV_PM_OPS(pm860x_pm_ops, pm860x_suspend, pm860x_resume); | |
1239 | ||
2e57d567 HZ |
1240 | static const struct i2c_device_id pm860x_id_table[] = { |
1241 | { "88PM860x", 0 }, | |
1242 | {} | |
1243 | }; | |
1244 | MODULE_DEVICE_TABLE(i2c, pm860x_id_table); | |
1245 | ||
1246 | static const struct of_device_id pm860x_dt_ids[] = { | |
1247 | { .compatible = "marvell,88pm860x", }, | |
1248 | {}, | |
1249 | }; | |
1250 | MODULE_DEVICE_TABLE(of, pm860x_dt_ids); | |
1251 | ||
f2f218cd HZ |
1252 | static struct i2c_driver pm860x_driver = { |
1253 | .driver = { | |
1254 | .name = "88PM860x", | |
f2f218cd | 1255 | .pm = &pm860x_pm_ops, |
cd2a5532 | 1256 | .of_match_table = pm860x_dt_ids, |
f2f218cd | 1257 | }, |
1e98dcd7 | 1258 | .probe_new = pm860x_probe, |
84449216 | 1259 | .remove = pm860x_remove, |
f2f218cd HZ |
1260 | .id_table = pm860x_id_table, |
1261 | }; | |
1262 | ||
1263 | static int __init pm860x_i2c_init(void) | |
1264 | { | |
1265 | int ret; | |
f90dff44 | 1266 | |
f2f218cd HZ |
1267 | ret = i2c_add_driver(&pm860x_driver); |
1268 | if (ret != 0) | |
1269 | pr_err("Failed to register 88PM860x I2C driver: %d\n", ret); | |
1270 | return ret; | |
1271 | } | |
1272 | subsys_initcall(pm860x_i2c_init); | |
1273 | ||
1274 | static void __exit pm860x_i2c_exit(void) | |
1275 | { | |
1276 | i2c_del_driver(&pm860x_driver); | |
1277 | } | |
1278 | module_exit(pm860x_i2c_exit); | |
1279 | ||
53dbab7a | 1280 | MODULE_DESCRIPTION("PMIC Driver for Marvell 88PM860x"); |
bbd51b1f HZ |
1281 | MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); |
1282 | MODULE_LICENSE("GPL"); |