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Linux 4.14.13
[linux-stable.git] / drivers / mfd / axp20x.c
blob336de66ca408079f841e4277f7db499e8e2b7e11
1 /*
2 * MFD core driver for the X-Powers' Power Management ICs
3 *
4 * AXP20x typically comprises an adaptive USB-Compatible PWM charger, BUCK DC-DC
5 * converters, LDOs, multiple 12-bit ADCs of voltage, current and temperature
6 * as well as configurable GPIOs.
7 *
8 * This file contains the interface independent core functions.
9 *
10 * Copyright (C) 2014 Carlo Caione
11 *
12 * Author: Carlo Caione <carlo@caione.org>
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
17 */
18
19 #include <linux/err.h>
20 #include <linux/delay.h>
21 #include <linux/interrupt.h>
22 #include <linux/kernel.h>
23 #include <linux/module.h>
24 #include <linux/pm_runtime.h>
25 #include <linux/regmap.h>
26 #include <linux/regulator/consumer.h>
27 #include <linux/mfd/axp20x.h>
28 #include <linux/mfd/core.h>
29 #include <linux/of_device.h>
30 #include <linux/acpi.h>
31
32 #define AXP20X_OFF 0x80
33
34 #define AXP806_REG_ADDR_EXT_ADDR_MASTER_MODE 0
35 #define AXP806_REG_ADDR_EXT_ADDR_SLAVE_MODE BIT(4)
36
37 static const char * const axp20x_model_names[] = {
38 "AXP152",
39 "AXP202",
40 "AXP209",
41 "AXP221",
42 "AXP223",
43 "AXP288",
44 "AXP803",
45 "AXP806",
46 "AXP809",
47 "AXP813",
48 };
49
50 static const struct regmap_range axp152_writeable_ranges[] = {
51 regmap_reg_range(AXP152_LDO3456_DC1234_CTRL, AXP152_IRQ3_STATE),
52 regmap_reg_range(AXP152_DCDC_MODE, AXP152_PWM1_DUTY_CYCLE),
53 };
54
55 static const struct regmap_range axp152_volatile_ranges[] = {
56 regmap_reg_range(AXP152_PWR_OP_MODE, AXP152_PWR_OP_MODE),
57 regmap_reg_range(AXP152_IRQ1_EN, AXP152_IRQ3_STATE),
58 regmap_reg_range(AXP152_GPIO_INPUT, AXP152_GPIO_INPUT),
59 };
60
61 static const struct regmap_access_table axp152_writeable_table = {
62 .yes_ranges = axp152_writeable_ranges,
63 .n_yes_ranges = ARRAY_SIZE(axp152_writeable_ranges),
64 };
65
66 static const struct regmap_access_table axp152_volatile_table = {
67 .yes_ranges = axp152_volatile_ranges,
68 .n_yes_ranges = ARRAY_SIZE(axp152_volatile_ranges),
69 };
70
71 static const struct regmap_range axp20x_writeable_ranges[] = {
72 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
73 regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2),
74 regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES),
75 regmap_reg_range(AXP20X_RDC_H, AXP20X_OCV(AXP20X_OCV_MAX)),
76 };
77
78 static const struct regmap_range axp20x_volatile_ranges[] = {
79 regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_USB_OTG_STATUS),
80 regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2),
81 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
82 regmap_reg_range(AXP20X_ACIN_V_ADC_H, AXP20X_IPSOUT_V_HIGH_L),
83 regmap_reg_range(AXP20X_GPIO20_SS, AXP20X_GPIO3_CTRL),
84 regmap_reg_range(AXP20X_FG_RES, AXP20X_RDC_L),
85 };
86
87 static const struct regmap_access_table axp20x_writeable_table = {
88 .yes_ranges = axp20x_writeable_ranges,
89 .n_yes_ranges = ARRAY_SIZE(axp20x_writeable_ranges),
90 };
91
92 static const struct regmap_access_table axp20x_volatile_table = {
93 .yes_ranges = axp20x_volatile_ranges,
94 .n_yes_ranges = ARRAY_SIZE(axp20x_volatile_ranges),
95 };
96
97 /* AXP22x ranges are shared with the AXP809, as they cover the same range */
98 static const struct regmap_range axp22x_writeable_ranges[] = {
99 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
100 regmap_reg_range(AXP20X_CHRG_CTRL1, AXP22X_CHRG_CTRL3),
101 regmap_reg_range(AXP20X_DCDC_MODE, AXP22X_BATLOW_THRES1),
102 };
103
104 static const struct regmap_range axp22x_volatile_ranges[] = {
105 regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_PWR_OP_MODE),
106 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
107 regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
108 regmap_reg_range(AXP22X_PMIC_TEMP_H, AXP20X_IPSOUT_V_HIGH_L),
109 regmap_reg_range(AXP20X_FG_RES, AXP20X_FG_RES),
110 };
111
112 static const struct regmap_access_table axp22x_writeable_table = {
113 .yes_ranges = axp22x_writeable_ranges,
114 .n_yes_ranges = ARRAY_SIZE(axp22x_writeable_ranges),
115 };
116
117 static const struct regmap_access_table axp22x_volatile_table = {
118 .yes_ranges = axp22x_volatile_ranges,
119 .n_yes_ranges = ARRAY_SIZE(axp22x_volatile_ranges),
120 };
121
122 /* AXP288 ranges are shared with the AXP803, as they cover the same range */
123 static const struct regmap_range axp288_writeable_ranges[] = {
124 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ6_STATE),
125 regmap_reg_range(AXP20X_DCDC_MODE, AXP288_FG_TUNE5),
126 };
127
128 static const struct regmap_range axp288_volatile_ranges[] = {
129 regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP288_POWER_REASON),
130 regmap_reg_range(AXP288_BC_GLOBAL, AXP288_BC_GLOBAL),
131 regmap_reg_range(AXP288_BC_DET_STAT, AXP288_BC_DET_STAT),
132 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L),
133 regmap_reg_range(AXP20X_TIMER_CTRL, AXP20X_TIMER_CTRL),
134 regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
135 regmap_reg_range(AXP288_RT_BATT_V_H, AXP288_RT_BATT_V_L),
136 regmap_reg_range(AXP20X_FG_RES, AXP288_FG_CC_CAP_REG),
137 };
138
139 static const struct regmap_access_table axp288_writeable_table = {
140 .yes_ranges = axp288_writeable_ranges,
141 .n_yes_ranges = ARRAY_SIZE(axp288_writeable_ranges),
142 };
143
144 static const struct regmap_access_table axp288_volatile_table = {
145 .yes_ranges = axp288_volatile_ranges,
146 .n_yes_ranges = ARRAY_SIZE(axp288_volatile_ranges),
147 };
148
149 static const struct regmap_range axp806_writeable_ranges[] = {
150 regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_DATACACHE(3)),
151 regmap_reg_range(AXP806_PWR_OUT_CTRL1, AXP806_CLDO3_V_CTRL),
152 regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ2_EN),
153 regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
154 regmap_reg_range(AXP806_REG_ADDR_EXT, AXP806_REG_ADDR_EXT),
155 };
156
157 static const struct regmap_range axp806_volatile_ranges[] = {
158 regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
159 };
160
161 static const struct regmap_access_table axp806_writeable_table = {
162 .yes_ranges = axp806_writeable_ranges,
163 .n_yes_ranges = ARRAY_SIZE(axp806_writeable_ranges),
164 };
165
166 static const struct regmap_access_table axp806_volatile_table = {
167 .yes_ranges = axp806_volatile_ranges,
168 .n_yes_ranges = ARRAY_SIZE(axp806_volatile_ranges),
169 };
170
171 static struct resource axp152_pek_resources[] = {
172 DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
173 DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
174 };
175
176 static struct resource axp20x_ac_power_supply_resources[] = {
177 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_PLUGIN, "ACIN_PLUGIN"),
178 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_REMOVAL, "ACIN_REMOVAL"),
179 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_OVER_V, "ACIN_OVER_V"),
180 };
181
182 static struct resource axp20x_pek_resources[] = {
183 {
184 .name = "PEK_DBR",
185 .start = AXP20X_IRQ_PEK_RIS_EDGE,
186 .end = AXP20X_IRQ_PEK_RIS_EDGE,
187 .flags = IORESOURCE_IRQ,
188 }, {
189 .name = "PEK_DBF",
190 .start = AXP20X_IRQ_PEK_FAL_EDGE,
191 .end = AXP20X_IRQ_PEK_FAL_EDGE,
192 .flags = IORESOURCE_IRQ,
193 },
194 };
195
196 static struct resource axp20x_usb_power_supply_resources[] = {
197 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"),
198 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"),
199 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_VALID, "VBUS_VALID"),
200 DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_NOT_VALID, "VBUS_NOT_VALID"),
201 };
202
203 static struct resource axp22x_usb_power_supply_resources[] = {
204 DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"),
205 DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"),
206 };
207
208 static struct resource axp22x_pek_resources[] = {
209 {
210 .name = "PEK_DBR",
211 .start = AXP22X_IRQ_PEK_RIS_EDGE,
212 .end = AXP22X_IRQ_PEK_RIS_EDGE,
213 .flags = IORESOURCE_IRQ,
214 }, {
215 .name = "PEK_DBF",
216 .start = AXP22X_IRQ_PEK_FAL_EDGE,
217 .end = AXP22X_IRQ_PEK_FAL_EDGE,
218 .flags = IORESOURCE_IRQ,
219 },
220 };
221
222 static struct resource axp288_power_button_resources[] = {
223 {
224 .name = "PEK_DBR",
225 .start = AXP288_IRQ_POKP,
226 .end = AXP288_IRQ_POKP,
227 .flags = IORESOURCE_IRQ,
228 },
229 {
230 .name = "PEK_DBF",
231 .start = AXP288_IRQ_POKN,
232 .end = AXP288_IRQ_POKN,
233 .flags = IORESOURCE_IRQ,
234 },
235 };
236
237 static struct resource axp288_fuel_gauge_resources[] = {
238 {
239 .start = AXP288_IRQ_QWBTU,
240 .end = AXP288_IRQ_QWBTU,
241 .flags = IORESOURCE_IRQ,
242 },
243 {
244 .start = AXP288_IRQ_WBTU,
245 .end = AXP288_IRQ_WBTU,
246 .flags = IORESOURCE_IRQ,
247 },
248 {
249 .start = AXP288_IRQ_QWBTO,
250 .end = AXP288_IRQ_QWBTO,
251 .flags = IORESOURCE_IRQ,
252 },
253 {
254 .start = AXP288_IRQ_WBTO,
255 .end = AXP288_IRQ_WBTO,
256 .flags = IORESOURCE_IRQ,
257 },
258 {
259 .start = AXP288_IRQ_WL2,
260 .end = AXP288_IRQ_WL2,
261 .flags = IORESOURCE_IRQ,
262 },
263 {
264 .start = AXP288_IRQ_WL1,
265 .end = AXP288_IRQ_WL1,
266 .flags = IORESOURCE_IRQ,
267 },
268 };
269
270 static struct resource axp803_pek_resources[] = {
271 {
272 .name = "PEK_DBR",
273 .start = AXP803_IRQ_PEK_RIS_EDGE,
274 .end = AXP803_IRQ_PEK_RIS_EDGE,
275 .flags = IORESOURCE_IRQ,
276 }, {
277 .name = "PEK_DBF",
278 .start = AXP803_IRQ_PEK_FAL_EDGE,
279 .end = AXP803_IRQ_PEK_FAL_EDGE,
280 .flags = IORESOURCE_IRQ,
281 },
282 };
283
284 static struct resource axp809_pek_resources[] = {
285 {
286 .name = "PEK_DBR",
287 .start = AXP809_IRQ_PEK_RIS_EDGE,
288 .end = AXP809_IRQ_PEK_RIS_EDGE,
289 .flags = IORESOURCE_IRQ,
290 }, {
291 .name = "PEK_DBF",
292 .start = AXP809_IRQ_PEK_FAL_EDGE,
293 .end = AXP809_IRQ_PEK_FAL_EDGE,
294 .flags = IORESOURCE_IRQ,
295 },
296 };
297
298 static const struct regmap_config axp152_regmap_config = {
299 .reg_bits = 8,
300 .val_bits = 8,
301 .wr_table = &axp152_writeable_table,
302 .volatile_table = &axp152_volatile_table,
303 .max_register = AXP152_PWM1_DUTY_CYCLE,
304 .cache_type = REGCACHE_RBTREE,
305 };
306
307 static const struct regmap_config axp20x_regmap_config = {
308 .reg_bits = 8,
309 .val_bits = 8,
310 .wr_table = &axp20x_writeable_table,
311 .volatile_table = &axp20x_volatile_table,
312 .max_register = AXP20X_OCV(AXP20X_OCV_MAX),
313 .cache_type = REGCACHE_RBTREE,
314 };
315
316 static const struct regmap_config axp22x_regmap_config = {
317 .reg_bits = 8,
318 .val_bits = 8,
319 .wr_table = &axp22x_writeable_table,
320 .volatile_table = &axp22x_volatile_table,
321 .max_register = AXP22X_BATLOW_THRES1,
322 .cache_type = REGCACHE_RBTREE,
323 };
324
325 static const struct regmap_config axp288_regmap_config = {
326 .reg_bits = 8,
327 .val_bits = 8,
328 .wr_table = &axp288_writeable_table,
329 .volatile_table = &axp288_volatile_table,
330 .max_register = AXP288_FG_TUNE5,
331 .cache_type = REGCACHE_RBTREE,
332 };
333
334 static const struct regmap_config axp806_regmap_config = {
335 .reg_bits = 8,
336 .val_bits = 8,
337 .wr_table = &axp806_writeable_table,
338 .volatile_table = &axp806_volatile_table,
339 .max_register = AXP806_REG_ADDR_EXT,
340 .cache_type = REGCACHE_RBTREE,
341 };
342
343 #define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask) \
344 [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
345
346 static const struct regmap_irq axp152_regmap_irqs[] = {
347 INIT_REGMAP_IRQ(AXP152, LDO0IN_CONNECT, 0, 6),
348 INIT_REGMAP_IRQ(AXP152, LDO0IN_REMOVAL, 0, 5),
349 INIT_REGMAP_IRQ(AXP152, ALDO0IN_CONNECT, 0, 3),
350 INIT_REGMAP_IRQ(AXP152, ALDO0IN_REMOVAL, 0, 2),
351 INIT_REGMAP_IRQ(AXP152, DCDC1_V_LOW, 1, 5),
352 INIT_REGMAP_IRQ(AXP152, DCDC2_V_LOW, 1, 4),
353 INIT_REGMAP_IRQ(AXP152, DCDC3_V_LOW, 1, 3),
354 INIT_REGMAP_IRQ(AXP152, DCDC4_V_LOW, 1, 2),
355 INIT_REGMAP_IRQ(AXP152, PEK_SHORT, 1, 1),
356 INIT_REGMAP_IRQ(AXP152, PEK_LONG, 1, 0),
357 INIT_REGMAP_IRQ(AXP152, TIMER, 2, 7),
358 INIT_REGMAP_IRQ(AXP152, PEK_RIS_EDGE, 2, 6),
359 INIT_REGMAP_IRQ(AXP152, PEK_FAL_EDGE, 2, 5),
360 INIT_REGMAP_IRQ(AXP152, GPIO3_INPUT, 2, 3),
361 INIT_REGMAP_IRQ(AXP152, GPIO2_INPUT, 2, 2),
362 INIT_REGMAP_IRQ(AXP152, GPIO1_INPUT, 2, 1),
363 INIT_REGMAP_IRQ(AXP152, GPIO0_INPUT, 2, 0),
364 };
365
366 static const struct regmap_irq axp20x_regmap_irqs[] = {
367 INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V, 0, 7),
368 INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN, 0, 6),
369 INIT_REGMAP_IRQ(AXP20X, ACIN_REMOVAL, 0, 5),
370 INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V, 0, 4),
371 INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN, 0, 3),
372 INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL, 0, 2),
373 INIT_REGMAP_IRQ(AXP20X, VBUS_V_LOW, 0, 1),
374 INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN, 1, 7),
375 INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL, 1, 6),
376 INIT_REGMAP_IRQ(AXP20X, BATT_ENT_ACT_MODE, 1, 5),
377 INIT_REGMAP_IRQ(AXP20X, BATT_EXIT_ACT_MODE, 1, 4),
378 INIT_REGMAP_IRQ(AXP20X, CHARG, 1, 3),
379 INIT_REGMAP_IRQ(AXP20X, CHARG_DONE, 1, 2),
380 INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_HIGH, 1, 1),
381 INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_LOW, 1, 0),
382 INIT_REGMAP_IRQ(AXP20X, DIE_TEMP_HIGH, 2, 7),
383 INIT_REGMAP_IRQ(AXP20X, CHARG_I_LOW, 2, 6),
384 INIT_REGMAP_IRQ(AXP20X, DCDC1_V_LONG, 2, 5),
385 INIT_REGMAP_IRQ(AXP20X, DCDC2_V_LONG, 2, 4),
386 INIT_REGMAP_IRQ(AXP20X, DCDC3_V_LONG, 2, 3),
387 INIT_REGMAP_IRQ(AXP20X, PEK_SHORT, 2, 1),
388 INIT_REGMAP_IRQ(AXP20X, PEK_LONG, 2, 0),
389 INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_ON, 3, 7),
390 INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_OFF, 3, 6),
391 INIT_REGMAP_IRQ(AXP20X, VBUS_VALID, 3, 5),
392 INIT_REGMAP_IRQ(AXP20X, VBUS_NOT_VALID, 3, 4),
393 INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_VALID, 3, 3),
394 INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_END, 3, 2),
395 INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL1, 3, 1),
396 INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL2, 3, 0),
397 INIT_REGMAP_IRQ(AXP20X, TIMER, 4, 7),
398 INIT_REGMAP_IRQ(AXP20X, PEK_RIS_EDGE, 4, 6),
399 INIT_REGMAP_IRQ(AXP20X, PEK_FAL_EDGE, 4, 5),
400 INIT_REGMAP_IRQ(AXP20X, GPIO3_INPUT, 4, 3),
401 INIT_REGMAP_IRQ(AXP20X, GPIO2_INPUT, 4, 2),
402 INIT_REGMAP_IRQ(AXP20X, GPIO1_INPUT, 4, 1),
403 INIT_REGMAP_IRQ(AXP20X, GPIO0_INPUT, 4, 0),
404 };
405
406 static const struct regmap_irq axp22x_regmap_irqs[] = {
407 INIT_REGMAP_IRQ(AXP22X, ACIN_OVER_V, 0, 7),
408 INIT_REGMAP_IRQ(AXP22X, ACIN_PLUGIN, 0, 6),
409 INIT_REGMAP_IRQ(AXP22X, ACIN_REMOVAL, 0, 5),
410 INIT_REGMAP_IRQ(AXP22X, VBUS_OVER_V, 0, 4),
411 INIT_REGMAP_IRQ(AXP22X, VBUS_PLUGIN, 0, 3),
412 INIT_REGMAP_IRQ(AXP22X, VBUS_REMOVAL, 0, 2),
413 INIT_REGMAP_IRQ(AXP22X, VBUS_V_LOW, 0, 1),
414 INIT_REGMAP_IRQ(AXP22X, BATT_PLUGIN, 1, 7),
415 INIT_REGMAP_IRQ(AXP22X, BATT_REMOVAL, 1, 6),
416 INIT_REGMAP_IRQ(AXP22X, BATT_ENT_ACT_MODE, 1, 5),
417 INIT_REGMAP_IRQ(AXP22X, BATT_EXIT_ACT_MODE, 1, 4),
418 INIT_REGMAP_IRQ(AXP22X, CHARG, 1, 3),
419 INIT_REGMAP_IRQ(AXP22X, CHARG_DONE, 1, 2),
420 INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_HIGH, 1, 1),
421 INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_LOW, 1, 0),
422 INIT_REGMAP_IRQ(AXP22X, DIE_TEMP_HIGH, 2, 7),
423 INIT_REGMAP_IRQ(AXP22X, PEK_SHORT, 2, 1),
424 INIT_REGMAP_IRQ(AXP22X, PEK_LONG, 2, 0),
425 INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL1, 3, 1),
426 INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL2, 3, 0),
427 INIT_REGMAP_IRQ(AXP22X, TIMER, 4, 7),
428 INIT_REGMAP_IRQ(AXP22X, PEK_RIS_EDGE, 4, 6),
429 INIT_REGMAP_IRQ(AXP22X, PEK_FAL_EDGE, 4, 5),
430 INIT_REGMAP_IRQ(AXP22X, GPIO1_INPUT, 4, 1),
431 INIT_REGMAP_IRQ(AXP22X, GPIO0_INPUT, 4, 0),
432 };
433
434 /* some IRQs are compatible with axp20x models */
435 static const struct regmap_irq axp288_regmap_irqs[] = {
436 INIT_REGMAP_IRQ(AXP288, VBUS_FALL, 0, 2),
437 INIT_REGMAP_IRQ(AXP288, VBUS_RISE, 0, 3),
438 INIT_REGMAP_IRQ(AXP288, OV, 0, 4),
439 INIT_REGMAP_IRQ(AXP288, FALLING_ALT, 0, 5),
440 INIT_REGMAP_IRQ(AXP288, RISING_ALT, 0, 6),
441 INIT_REGMAP_IRQ(AXP288, OV_ALT, 0, 7),
442
443 INIT_REGMAP_IRQ(AXP288, DONE, 1, 2),
444 INIT_REGMAP_IRQ(AXP288, CHARGING, 1, 3),
445 INIT_REGMAP_IRQ(AXP288, SAFE_QUIT, 1, 4),
446 INIT_REGMAP_IRQ(AXP288, SAFE_ENTER, 1, 5),
447 INIT_REGMAP_IRQ(AXP288, ABSENT, 1, 6),
448 INIT_REGMAP_IRQ(AXP288, APPEND, 1, 7),
449
450 INIT_REGMAP_IRQ(AXP288, QWBTU, 2, 0),
451 INIT_REGMAP_IRQ(AXP288, WBTU, 2, 1),
452 INIT_REGMAP_IRQ(AXP288, QWBTO, 2, 2),
453 INIT_REGMAP_IRQ(AXP288, WBTO, 2, 3),
454 INIT_REGMAP_IRQ(AXP288, QCBTU, 2, 4),
455 INIT_REGMAP_IRQ(AXP288, CBTU, 2, 5),
456 INIT_REGMAP_IRQ(AXP288, QCBTO, 2, 6),
457 INIT_REGMAP_IRQ(AXP288, CBTO, 2, 7),
458
459 INIT_REGMAP_IRQ(AXP288, WL2, 3, 0),
460 INIT_REGMAP_IRQ(AXP288, WL1, 3, 1),
461 INIT_REGMAP_IRQ(AXP288, GPADC, 3, 2),
462 INIT_REGMAP_IRQ(AXP288, OT, 3, 7),
463
464 INIT_REGMAP_IRQ(AXP288, GPIO0, 4, 0),
465 INIT_REGMAP_IRQ(AXP288, GPIO1, 4, 1),
466 INIT_REGMAP_IRQ(AXP288, POKO, 4, 2),
467 INIT_REGMAP_IRQ(AXP288, POKL, 4, 3),
468 INIT_REGMAP_IRQ(AXP288, POKS, 4, 4),
469 INIT_REGMAP_IRQ(AXP288, POKN, 4, 5),
470 INIT_REGMAP_IRQ(AXP288, POKP, 4, 6),
471 INIT_REGMAP_IRQ(AXP288, TIMER, 4, 7),
472
473 INIT_REGMAP_IRQ(AXP288, MV_CHNG, 5, 0),
474 INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG, 5, 1),
475 };
476
477 static const struct regmap_irq axp803_regmap_irqs[] = {
478 INIT_REGMAP_IRQ(AXP803, ACIN_OVER_V, 0, 7),
479 INIT_REGMAP_IRQ(AXP803, ACIN_PLUGIN, 0, 6),
480 INIT_REGMAP_IRQ(AXP803, ACIN_REMOVAL, 0, 5),
481 INIT_REGMAP_IRQ(AXP803, VBUS_OVER_V, 0, 4),
482 INIT_REGMAP_IRQ(AXP803, VBUS_PLUGIN, 0, 3),
483 INIT_REGMAP_IRQ(AXP803, VBUS_REMOVAL, 0, 2),
484 INIT_REGMAP_IRQ(AXP803, BATT_PLUGIN, 1, 7),
485 INIT_REGMAP_IRQ(AXP803, BATT_REMOVAL, 1, 6),
486 INIT_REGMAP_IRQ(AXP803, BATT_ENT_ACT_MODE, 1, 5),
487 INIT_REGMAP_IRQ(AXP803, BATT_EXIT_ACT_MODE, 1, 4),
488 INIT_REGMAP_IRQ(AXP803, CHARG, 1, 3),
489 INIT_REGMAP_IRQ(AXP803, CHARG_DONE, 1, 2),
490 INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_HIGH, 2, 7),
491 INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_HIGH_END, 2, 6),
492 INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_LOW, 2, 5),
493 INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_LOW_END, 2, 4),
494 INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_HIGH, 2, 3),
495 INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_HIGH_END, 2, 2),
496 INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_LOW, 2, 1),
497 INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_LOW_END, 2, 0),
498 INIT_REGMAP_IRQ(AXP803, DIE_TEMP_HIGH, 3, 7),
499 INIT_REGMAP_IRQ(AXP803, GPADC, 3, 2),
500 INIT_REGMAP_IRQ(AXP803, LOW_PWR_LVL1, 3, 1),
501 INIT_REGMAP_IRQ(AXP803, LOW_PWR_LVL2, 3, 0),
502 INIT_REGMAP_IRQ(AXP803, TIMER, 4, 7),
503 INIT_REGMAP_IRQ(AXP803, PEK_RIS_EDGE, 4, 6),
504 INIT_REGMAP_IRQ(AXP803, PEK_FAL_EDGE, 4, 5),
505 INIT_REGMAP_IRQ(AXP803, PEK_SHORT, 4, 4),
506 INIT_REGMAP_IRQ(AXP803, PEK_LONG, 4, 3),
507 INIT_REGMAP_IRQ(AXP803, PEK_OVER_OFF, 4, 2),
508 INIT_REGMAP_IRQ(AXP803, GPIO1_INPUT, 4, 1),
509 INIT_REGMAP_IRQ(AXP803, GPIO0_INPUT, 4, 0),
510 INIT_REGMAP_IRQ(AXP803, BC_USB_CHNG, 5, 1),
511 INIT_REGMAP_IRQ(AXP803, MV_CHNG, 5, 0),
512 };
513
514 static const struct regmap_irq axp806_regmap_irqs[] = {
515 INIT_REGMAP_IRQ(AXP806, DIE_TEMP_HIGH_LV1, 0, 0),
516 INIT_REGMAP_IRQ(AXP806, DIE_TEMP_HIGH_LV2, 0, 1),
517 INIT_REGMAP_IRQ(AXP806, DCDCA_V_LOW, 0, 3),
518 INIT_REGMAP_IRQ(AXP806, DCDCB_V_LOW, 0, 4),
519 INIT_REGMAP_IRQ(AXP806, DCDCC_V_LOW, 0, 5),
520 INIT_REGMAP_IRQ(AXP806, DCDCD_V_LOW, 0, 6),
521 INIT_REGMAP_IRQ(AXP806, DCDCE_V_LOW, 0, 7),
522 INIT_REGMAP_IRQ(AXP806, PWROK_LONG, 1, 0),
523 INIT_REGMAP_IRQ(AXP806, PWROK_SHORT, 1, 1),
524 INIT_REGMAP_IRQ(AXP806, WAKEUP, 1, 4),
525 INIT_REGMAP_IRQ(AXP806, PWROK_FALL, 1, 5),
526 INIT_REGMAP_IRQ(AXP806, PWROK_RISE, 1, 6),
527 };
528
529 static const struct regmap_irq axp809_regmap_irqs[] = {
530 INIT_REGMAP_IRQ(AXP809, ACIN_OVER_V, 0, 7),
531 INIT_REGMAP_IRQ(AXP809, ACIN_PLUGIN, 0, 6),
532 INIT_REGMAP_IRQ(AXP809, ACIN_REMOVAL, 0, 5),
533 INIT_REGMAP_IRQ(AXP809, VBUS_OVER_V, 0, 4),
534 INIT_REGMAP_IRQ(AXP809, VBUS_PLUGIN, 0, 3),
535 INIT_REGMAP_IRQ(AXP809, VBUS_REMOVAL, 0, 2),
536 INIT_REGMAP_IRQ(AXP809, VBUS_V_LOW, 0, 1),
537 INIT_REGMAP_IRQ(AXP809, BATT_PLUGIN, 1, 7),
538 INIT_REGMAP_IRQ(AXP809, BATT_REMOVAL, 1, 6),
539 INIT_REGMAP_IRQ(AXP809, BATT_ENT_ACT_MODE, 1, 5),
540 INIT_REGMAP_IRQ(AXP809, BATT_EXIT_ACT_MODE, 1, 4),
541 INIT_REGMAP_IRQ(AXP809, CHARG, 1, 3),
542 INIT_REGMAP_IRQ(AXP809, CHARG_DONE, 1, 2),
543 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH, 2, 7),
544 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH_END, 2, 6),
545 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW, 2, 5),
546 INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW_END, 2, 4),
547 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH, 2, 3),
548 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH_END, 2, 2),
549 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW, 2, 1),
550 INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW_END, 2, 0),
551 INIT_REGMAP_IRQ(AXP809, DIE_TEMP_HIGH, 3, 7),
552 INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL1, 3, 1),
553 INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL2, 3, 0),
554 INIT_REGMAP_IRQ(AXP809, TIMER, 4, 7),
555 INIT_REGMAP_IRQ(AXP809, PEK_RIS_EDGE, 4, 6),
556 INIT_REGMAP_IRQ(AXP809, PEK_FAL_EDGE, 4, 5),
557 INIT_REGMAP_IRQ(AXP809, PEK_SHORT, 4, 4),
558 INIT_REGMAP_IRQ(AXP809, PEK_LONG, 4, 3),
559 INIT_REGMAP_IRQ(AXP809, PEK_OVER_OFF, 4, 2),
560 INIT_REGMAP_IRQ(AXP809, GPIO1_INPUT, 4, 1),
561 INIT_REGMAP_IRQ(AXP809, GPIO0_INPUT, 4, 0),
562 };
563
564 static const struct regmap_irq_chip axp152_regmap_irq_chip = {
565 .name = "axp152_irq_chip",
566 .status_base = AXP152_IRQ1_STATE,
567 .ack_base = AXP152_IRQ1_STATE,
568 .mask_base = AXP152_IRQ1_EN,
569 .mask_invert = true,
570 .init_ack_masked = true,
571 .irqs = axp152_regmap_irqs,
572 .num_irqs = ARRAY_SIZE(axp152_regmap_irqs),
573 .num_regs = 3,
574 };
575
576 static const struct regmap_irq_chip axp20x_regmap_irq_chip = {
577 .name = "axp20x_irq_chip",
578 .status_base = AXP20X_IRQ1_STATE,
579 .ack_base = AXP20X_IRQ1_STATE,
580 .mask_base = AXP20X_IRQ1_EN,
581 .mask_invert = true,
582 .init_ack_masked = true,
583 .irqs = axp20x_regmap_irqs,
584 .num_irqs = ARRAY_SIZE(axp20x_regmap_irqs),
585 .num_regs = 5,
586
587 };
588
589 static const struct regmap_irq_chip axp22x_regmap_irq_chip = {
590 .name = "axp22x_irq_chip",
591 .status_base = AXP20X_IRQ1_STATE,
592 .ack_base = AXP20X_IRQ1_STATE,
593 .mask_base = AXP20X_IRQ1_EN,
594 .mask_invert = true,
595 .init_ack_masked = true,
596 .irqs = axp22x_regmap_irqs,
597 .num_irqs = ARRAY_SIZE(axp22x_regmap_irqs),
598 .num_regs = 5,
599 };
600
601 static const struct regmap_irq_chip axp288_regmap_irq_chip = {
602 .name = "axp288_irq_chip",
603 .status_base = AXP20X_IRQ1_STATE,
604 .ack_base = AXP20X_IRQ1_STATE,
605 .mask_base = AXP20X_IRQ1_EN,
606 .mask_invert = true,
607 .init_ack_masked = true,
608 .irqs = axp288_regmap_irqs,
609 .num_irqs = ARRAY_SIZE(axp288_regmap_irqs),
610 .num_regs = 6,
611
612 };
613
614 static const struct regmap_irq_chip axp803_regmap_irq_chip = {
615 .name = "axp803",
616 .status_base = AXP20X_IRQ1_STATE,
617 .ack_base = AXP20X_IRQ1_STATE,
618 .mask_base = AXP20X_IRQ1_EN,
619 .mask_invert = true,
620 .init_ack_masked = true,
621 .irqs = axp803_regmap_irqs,
622 .num_irqs = ARRAY_SIZE(axp803_regmap_irqs),
623 .num_regs = 6,
624 };
625
626 static const struct regmap_irq_chip axp806_regmap_irq_chip = {
627 .name = "axp806",
628 .status_base = AXP20X_IRQ1_STATE,
629 .ack_base = AXP20X_IRQ1_STATE,
630 .mask_base = AXP20X_IRQ1_EN,
631 .mask_invert = true,
632 .init_ack_masked = true,
633 .irqs = axp806_regmap_irqs,
634 .num_irqs = ARRAY_SIZE(axp806_regmap_irqs),
635 .num_regs = 2,
636 };
637
638 static const struct regmap_irq_chip axp809_regmap_irq_chip = {
639 .name = "axp809",
640 .status_base = AXP20X_IRQ1_STATE,
641 .ack_base = AXP20X_IRQ1_STATE,
642 .mask_base = AXP20X_IRQ1_EN,
643 .mask_invert = true,
644 .init_ack_masked = true,
645 .irqs = axp809_regmap_irqs,
646 .num_irqs = ARRAY_SIZE(axp809_regmap_irqs),
647 .num_regs = 5,
648 };
649
650 static struct mfd_cell axp20x_cells[] = {
651 {
652 .name = "axp20x-gpio",
653 .of_compatible = "x-powers,axp209-gpio",
654 }, {
655 .name = "axp20x-pek",
656 .num_resources = ARRAY_SIZE(axp20x_pek_resources),
657 .resources = axp20x_pek_resources,
658 }, {
659 .name = "axp20x-regulator",
660 }, {
661 .name = "axp20x-adc",
662 }, {
663 .name = "axp20x-battery-power-supply",
664 .of_compatible = "x-powers,axp209-battery-power-supply",
665 }, {
666 .name = "axp20x-ac-power-supply",
667 .of_compatible = "x-powers,axp202-ac-power-supply",
668 .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources),
669 .resources = axp20x_ac_power_supply_resources,
670 }, {
671 .name = "axp20x-usb-power-supply",
672 .of_compatible = "x-powers,axp202-usb-power-supply",
673 .num_resources = ARRAY_SIZE(axp20x_usb_power_supply_resources),
674 .resources = axp20x_usb_power_supply_resources,
675 },
676 };
677
678 static struct mfd_cell axp221_cells[] = {
679 {
680 .name = "axp221-pek",
681 .num_resources = ARRAY_SIZE(axp22x_pek_resources),
682 .resources = axp22x_pek_resources,
683 }, {
684 .name = "axp20x-regulator",
685 }, {
686 .name = "axp22x-adc"
687 }, {
688 .name = "axp20x-ac-power-supply",
689 .of_compatible = "x-powers,axp221-ac-power-supply",
690 .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources),
691 .resources = axp20x_ac_power_supply_resources,
692 }, {
693 .name = "axp20x-battery-power-supply",
694 .of_compatible = "x-powers,axp221-battery-power-supply",
695 }, {
696 .name = "axp20x-usb-power-supply",
697 .of_compatible = "x-powers,axp221-usb-power-supply",
698 .num_resources = ARRAY_SIZE(axp22x_usb_power_supply_resources),
699 .resources = axp22x_usb_power_supply_resources,
700 },
701 };
702
703 static struct mfd_cell axp223_cells[] = {
704 {
705 .name = "axp221-pek",
706 .num_resources = ARRAY_SIZE(axp22x_pek_resources),
707 .resources = axp22x_pek_resources,
708 }, {
709 .name = "axp22x-adc",
710 }, {
711 .name = "axp20x-battery-power-supply",
712 .of_compatible = "x-powers,axp221-battery-power-supply",
713 }, {
714 .name = "axp20x-regulator",
715 }, {
716 .name = "axp20x-ac-power-supply",
717 .of_compatible = "x-powers,axp221-ac-power-supply",
718 .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources),
719 .resources = axp20x_ac_power_supply_resources,
720 }, {
721 .name = "axp20x-usb-power-supply",
722 .of_compatible = "x-powers,axp223-usb-power-supply",
723 .num_resources = ARRAY_SIZE(axp22x_usb_power_supply_resources),
724 .resources = axp22x_usb_power_supply_resources,
725 },
726 };
727
728 static struct mfd_cell axp152_cells[] = {
729 {
730 .name = "axp20x-pek",
731 .num_resources = ARRAY_SIZE(axp152_pek_resources),
732 .resources = axp152_pek_resources,
733 },
734 };
735
736 static struct resource axp288_adc_resources[] = {
737 {
738 .name = "GPADC",
739 .start = AXP288_IRQ_GPADC,
740 .end = AXP288_IRQ_GPADC,
741 .flags = IORESOURCE_IRQ,
742 },
743 };
744
745 static struct resource axp288_extcon_resources[] = {
746 {
747 .start = AXP288_IRQ_VBUS_FALL,
748 .end = AXP288_IRQ_VBUS_FALL,
749 .flags = IORESOURCE_IRQ,
750 },
751 {
752 .start = AXP288_IRQ_VBUS_RISE,
753 .end = AXP288_IRQ_VBUS_RISE,
754 .flags = IORESOURCE_IRQ,
755 },
756 {
757 .start = AXP288_IRQ_MV_CHNG,
758 .end = AXP288_IRQ_MV_CHNG,
759 .flags = IORESOURCE_IRQ,
760 },
761 {
762 .start = AXP288_IRQ_BC_USB_CHNG,
763 .end = AXP288_IRQ_BC_USB_CHNG,
764 .flags = IORESOURCE_IRQ,
765 },
766 };
767
768 static struct resource axp288_charger_resources[] = {
769 {
770 .start = AXP288_IRQ_OV,
771 .end = AXP288_IRQ_OV,
772 .flags = IORESOURCE_IRQ,
773 },
774 {
775 .start = AXP288_IRQ_DONE,
776 .end = AXP288_IRQ_DONE,
777 .flags = IORESOURCE_IRQ,
778 },
779 {
780 .start = AXP288_IRQ_CHARGING,
781 .end = AXP288_IRQ_CHARGING,
782 .flags = IORESOURCE_IRQ,
783 },
784 {
785 .start = AXP288_IRQ_SAFE_QUIT,
786 .end = AXP288_IRQ_SAFE_QUIT,
787 .flags = IORESOURCE_IRQ,
788 },
789 {
790 .start = AXP288_IRQ_SAFE_ENTER,
791 .end = AXP288_IRQ_SAFE_ENTER,
792 .flags = IORESOURCE_IRQ,
793 },
794 {
795 .start = AXP288_IRQ_QCBTU,
796 .end = AXP288_IRQ_QCBTU,
797 .flags = IORESOURCE_IRQ,
798 },
799 {
800 .start = AXP288_IRQ_CBTU,
801 .end = AXP288_IRQ_CBTU,
802 .flags = IORESOURCE_IRQ,
803 },
804 {
805 .start = AXP288_IRQ_QCBTO,
806 .end = AXP288_IRQ_QCBTO,
807 .flags = IORESOURCE_IRQ,
808 },
809 {
810 .start = AXP288_IRQ_CBTO,
811 .end = AXP288_IRQ_CBTO,
812 .flags = IORESOURCE_IRQ,
813 },
814 };
815
816 static struct mfd_cell axp288_cells[] = {
817 {
818 .name = "axp288_adc",
819 .num_resources = ARRAY_SIZE(axp288_adc_resources),
820 .resources = axp288_adc_resources,
821 },
822 {
823 .name = "axp288_extcon",
824 .num_resources = ARRAY_SIZE(axp288_extcon_resources),
825 .resources = axp288_extcon_resources,
826 },
827 {
828 .name = "axp288_charger",
829 .num_resources = ARRAY_SIZE(axp288_charger_resources),
830 .resources = axp288_charger_resources,
831 },
832 {
833 .name = "axp288_fuel_gauge",
834 .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources),
835 .resources = axp288_fuel_gauge_resources,
836 },
837 {
838 .name = "axp221-pek",
839 .num_resources = ARRAY_SIZE(axp288_power_button_resources),
840 .resources = axp288_power_button_resources,
841 },
842 {
843 .name = "axp288_pmic_acpi",
844 },
845 };
846
847 static struct mfd_cell axp803_cells[] = {
848 {
849 .name = "axp221-pek",
850 .num_resources = ARRAY_SIZE(axp803_pek_resources),
851 .resources = axp803_pek_resources,
852 },
853 { .name = "axp20x-regulator" },
854 };
855
856 static struct mfd_cell axp806_cells[] = {
857 {
858 .id = 2,
859 .name = "axp20x-regulator",
860 },
861 };
862
863 static struct mfd_cell axp809_cells[] = {
864 {
865 .name = "axp221-pek",
866 .num_resources = ARRAY_SIZE(axp809_pek_resources),
867 .resources = axp809_pek_resources,
868 }, {
869 .id = 1,
870 .name = "axp20x-regulator",
871 },
872 };
873
874 static struct mfd_cell axp813_cells[] = {
875 {
876 .name = "axp221-pek",
877 .num_resources = ARRAY_SIZE(axp803_pek_resources),
878 .resources = axp803_pek_resources,
879 }
880 };
881
882 static struct axp20x_dev *axp20x_pm_power_off;
883 static void axp20x_power_off(void)
884 {
885 if (axp20x_pm_power_off->variant == AXP288_ID)
886 return;
887
888 regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL,
889 AXP20X_OFF);
890
891 /* Give capacitors etc. time to drain to avoid kernel panic msg. */
892 msleep(500);
893 }
894
895 int axp20x_match_device(struct axp20x_dev *axp20x)
896 {
897 struct device *dev = axp20x->dev;
898 const struct acpi_device_id *acpi_id;
899 const struct of_device_id *of_id;
900
901 if (dev->of_node) {
902 of_id = of_match_device(dev->driver->of_match_table, dev);
903 if (!of_id) {
904 dev_err(dev, "Unable to match OF ID\n");
905 return -ENODEV;
906 }
907 axp20x->variant = (long)of_id->data;
908 } else {
909 acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev);
910 if (!acpi_id || !acpi_id->driver_data) {
911 dev_err(dev, "Unable to match ACPI ID and data\n");
912 return -ENODEV;
913 }
914 axp20x->variant = (long)acpi_id->driver_data;
915 }
916
917 switch (axp20x->variant) {
918 case AXP152_ID:
919 axp20x->nr_cells = ARRAY_SIZE(axp152_cells);
920 axp20x->cells = axp152_cells;
921 axp20x->regmap_cfg = &axp152_regmap_config;
922 axp20x->regmap_irq_chip = &axp152_regmap_irq_chip;
923 break;
924 case AXP202_ID:
925 case AXP209_ID:
926 axp20x->nr_cells = ARRAY_SIZE(axp20x_cells);
927 axp20x->cells = axp20x_cells;
928 axp20x->regmap_cfg = &axp20x_regmap_config;
929 axp20x->regmap_irq_chip = &axp20x_regmap_irq_chip;
930 break;
931 case AXP221_ID:
932 axp20x->nr_cells = ARRAY_SIZE(axp221_cells);
933 axp20x->cells = axp221_cells;
934 axp20x->regmap_cfg = &axp22x_regmap_config;
935 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip;
936 break;
937 case AXP223_ID:
938 axp20x->nr_cells = ARRAY_SIZE(axp223_cells);
939 axp20x->cells = axp223_cells;
940 axp20x->regmap_cfg = &axp22x_regmap_config;
941 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip;
942 break;
943 case AXP288_ID:
944 axp20x->cells = axp288_cells;
945 axp20x->nr_cells = ARRAY_SIZE(axp288_cells);
946 axp20x->regmap_cfg = &axp288_regmap_config;
947 axp20x->regmap_irq_chip = &axp288_regmap_irq_chip;
948 axp20x->irq_flags = IRQF_TRIGGER_LOW;
949 break;
950 case AXP803_ID:
951 axp20x->nr_cells = ARRAY_SIZE(axp803_cells);
952 axp20x->cells = axp803_cells;
953 axp20x->regmap_cfg = &axp288_regmap_config;
954 axp20x->regmap_irq_chip = &axp803_regmap_irq_chip;
955 break;
956 case AXP806_ID:
957 axp20x->nr_cells = ARRAY_SIZE(axp806_cells);
958 axp20x->cells = axp806_cells;
959 axp20x->regmap_cfg = &axp806_regmap_config;
960 axp20x->regmap_irq_chip = &axp806_regmap_irq_chip;
961 break;
962 case AXP809_ID:
963 axp20x->nr_cells = ARRAY_SIZE(axp809_cells);
964 axp20x->cells = axp809_cells;
965 axp20x->regmap_cfg = &axp22x_regmap_config;
966 axp20x->regmap_irq_chip = &axp809_regmap_irq_chip;
967 break;
968 case AXP813_ID:
969 axp20x->nr_cells = ARRAY_SIZE(axp813_cells);
970 axp20x->cells = axp813_cells;
971 axp20x->regmap_cfg = &axp288_regmap_config;
972 /*
973 * The IRQ table given in the datasheet is incorrect.
974 * In IRQ enable/status registers 1, there are separate
975 * IRQs for ACIN and VBUS, instead of bits [7:5] being
976 * the same as bits [4:2]. So it shares the same IRQs
977 * as the AXP803, rather than the AXP288.
978 */
979 axp20x->regmap_irq_chip = &axp803_regmap_irq_chip;
980 break;
981 default:
982 dev_err(dev, "unsupported AXP20X ID %lu\n", axp20x->variant);
983 return -EINVAL;
984 }
985 dev_info(dev, "AXP20x variant %s found\n",
986 axp20x_model_names[axp20x->variant]);
987
988 return 0;
989 }
990 EXPORT_SYMBOL(axp20x_match_device);
991
992 int axp20x_device_probe(struct axp20x_dev *axp20x)
993 {
994 int ret;
995
996 /*
997 * The AXP806 supports either master/standalone or slave mode.
998 * Slave mode allows sharing the serial bus, even with multiple
999 * AXP806 which all have the same hardware address.
1000 *
1001 * This is done with extra "serial interface address extension",
1002 * or AXP806_BUS_ADDR_EXT, and "register address extension", or
1003 * AXP806_REG_ADDR_EXT, registers. The former is read-only, with
1004 * 1 bit customizable at the factory, and 1 bit depending on the
1005 * state of an external pin. The latter is writable. The device
1006 * will only respond to operations to its other registers when
1007 * the these device addressing bits (in the upper 4 bits of the
1008 * registers) match.
1009 *
1010 * By default we support an AXP806 chained to an AXP809 in slave
1011 * mode. Boards which use an AXP806 in master mode can set the
1012 * property "x-powers,master-mode" to override the default.
1013 */
1014 if (axp20x->variant == AXP806_ID) {
1015 if (of_property_read_bool(axp20x->dev->of_node,
1016 "x-powers,master-mode"))
1017 regmap_write(axp20x->regmap, AXP806_REG_ADDR_EXT,
1018 AXP806_REG_ADDR_EXT_ADDR_MASTER_MODE);
1019 else
1020 regmap_write(axp20x->regmap, AXP806_REG_ADDR_EXT,
1021 AXP806_REG_ADDR_EXT_ADDR_SLAVE_MODE);
1022 }
1023
1024 ret = regmap_add_irq_chip(axp20x->regmap, axp20x->irq,
1025 IRQF_ONESHOT | IRQF_SHARED | axp20x->irq_flags,
1026 -1, axp20x->regmap_irq_chip, &axp20x->regmap_irqc);
1027 if (ret) {
1028 dev_err(axp20x->dev, "failed to add irq chip: %d\n", ret);
1029 return ret;
1030 }
1031
1032 ret = mfd_add_devices(axp20x->dev, -1, axp20x->cells,
1033 axp20x->nr_cells, NULL, 0, NULL);
1034
1035 if (ret) {
1036 dev_err(axp20x->dev, "failed to add MFD devices: %d\n", ret);
1037 regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
1038 return ret;
1039 }
1040
1041 if (!pm_power_off) {
1042 axp20x_pm_power_off = axp20x;
1043 pm_power_off = axp20x_power_off;
1044 }
1045
1046 dev_info(axp20x->dev, "AXP20X driver loaded\n");
1047
1048 return 0;
1049 }
1050 EXPORT_SYMBOL(axp20x_device_probe);
1051
1052 int axp20x_device_remove(struct axp20x_dev *axp20x)
1053 {
1054 if (axp20x == axp20x_pm_power_off) {
1055 axp20x_pm_power_off = NULL;
1056 pm_power_off = NULL;
1057 }
1058
1059 mfd_remove_devices(axp20x->dev);
1060 regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
1061
1062 return 0;
1063 }
1064 EXPORT_SYMBOL(axp20x_device_remove);
1065
1066 MODULE_DESCRIPTION("PMIC MFD core driver for AXP20X");
1067 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
1068 MODULE_LICENSE("GPL");
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