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Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
[uclinux-h8/linux.git] / drivers / mfd / axp20x.c
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/acpi.h>
20 #include <linux/bitops.h>
21 #include <linux/delay.h>
22 #include <linux/err.h>
23 #include <linux/interrupt.h>
24 #include <linux/kernel.h>
25 #include <linux/mfd/axp20x.h>
26 #include <linux/mfd/core.h>
27 #include <linux/module.h>
28 #include <linux/of_device.h>
29 #include <linux/pm_runtime.h>
30 #include <linux/regmap.h>
31 #include <linux/regulator/consumer.h>
32
33 #define AXP20X_OFF      BIT(7)
34
35 #define AXP806_REG_ADDR_EXT_ADDR_MASTER_MODE    0
36 #define AXP806_REG_ADDR_EXT_ADDR_SLAVE_MODE     BIT(4)
37
38 static const char * const axp20x_model_names[] = {
39         "AXP152",
40         "AXP202",
41         "AXP209",
42         "AXP221",
43         "AXP223",
44         "AXP288",
45         "AXP803",
46         "AXP806",
47         "AXP809",
48         "AXP813",
49 };
50
51 static const struct regmap_range axp152_writeable_ranges[] = {
52         regmap_reg_range(AXP152_LDO3456_DC1234_CTRL, AXP152_IRQ3_STATE),
53         regmap_reg_range(AXP152_DCDC_MODE, AXP152_PWM1_DUTY_CYCLE),
54 };
55
56 static const struct regmap_range axp152_volatile_ranges[] = {
57         regmap_reg_range(AXP152_PWR_OP_MODE, AXP152_PWR_OP_MODE),
58         regmap_reg_range(AXP152_IRQ1_EN, AXP152_IRQ3_STATE),
59         regmap_reg_range(AXP152_GPIO_INPUT, AXP152_GPIO_INPUT),
60 };
61
62 static const struct regmap_access_table axp152_writeable_table = {
63         .yes_ranges     = axp152_writeable_ranges,
64         .n_yes_ranges   = ARRAY_SIZE(axp152_writeable_ranges),
65 };
66
67 static const struct regmap_access_table axp152_volatile_table = {
68         .yes_ranges     = axp152_volatile_ranges,
69         .n_yes_ranges   = ARRAY_SIZE(axp152_volatile_ranges),
70 };
71
72 static const struct regmap_range axp20x_writeable_ranges[] = {
73         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
74         regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2),
75         regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES),
76         regmap_reg_range(AXP20X_RDC_H, AXP20X_OCV(AXP20X_OCV_MAX)),
77 };
78
79 static const struct regmap_range axp20x_volatile_ranges[] = {
80         regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_USB_OTG_STATUS),
81         regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2),
82         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
83         regmap_reg_range(AXP20X_ACIN_V_ADC_H, AXP20X_IPSOUT_V_HIGH_L),
84         regmap_reg_range(AXP20X_GPIO20_SS, AXP20X_GPIO3_CTRL),
85         regmap_reg_range(AXP20X_FG_RES, AXP20X_RDC_L),
86 };
87
88 static const struct regmap_access_table axp20x_writeable_table = {
89         .yes_ranges     = axp20x_writeable_ranges,
90         .n_yes_ranges   = ARRAY_SIZE(axp20x_writeable_ranges),
91 };
92
93 static const struct regmap_access_table axp20x_volatile_table = {
94         .yes_ranges     = axp20x_volatile_ranges,
95         .n_yes_ranges   = ARRAY_SIZE(axp20x_volatile_ranges),
96 };
97
98 /* AXP22x ranges are shared with the AXP809, as they cover the same range */
99 static const struct regmap_range axp22x_writeable_ranges[] = {
100         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
101         regmap_reg_range(AXP20X_CHRG_CTRL1, AXP22X_CHRG_CTRL3),
102         regmap_reg_range(AXP20X_DCDC_MODE, AXP22X_BATLOW_THRES1),
103 };
104
105 static const struct regmap_range axp22x_volatile_ranges[] = {
106         regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_PWR_OP_MODE),
107         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
108         regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
109         regmap_reg_range(AXP22X_PMIC_TEMP_H, AXP20X_IPSOUT_V_HIGH_L),
110         regmap_reg_range(AXP20X_FG_RES, AXP20X_FG_RES),
111 };
112
113 static const struct regmap_access_table axp22x_writeable_table = {
114         .yes_ranges     = axp22x_writeable_ranges,
115         .n_yes_ranges   = ARRAY_SIZE(axp22x_writeable_ranges),
116 };
117
118 static const struct regmap_access_table axp22x_volatile_table = {
119         .yes_ranges     = axp22x_volatile_ranges,
120         .n_yes_ranges   = ARRAY_SIZE(axp22x_volatile_ranges),
121 };
122
123 /* AXP288 ranges are shared with the AXP803, as they cover the same range */
124 static const struct regmap_range axp288_writeable_ranges[] = {
125         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ6_STATE),
126         regmap_reg_range(AXP20X_DCDC_MODE, AXP288_FG_TUNE5),
127 };
128
129 static const struct regmap_range axp288_volatile_ranges[] = {
130         regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP288_POWER_REASON),
131         regmap_reg_range(AXP288_BC_GLOBAL, AXP288_BC_GLOBAL),
132         regmap_reg_range(AXP288_BC_DET_STAT, AXP288_BC_DET_STAT),
133         regmap_reg_range(AXP20X_CHRG_BAK_CTRL, AXP20X_CHRG_BAK_CTRL),
134         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L),
135         regmap_reg_range(AXP20X_TIMER_CTRL, AXP20X_TIMER_CTRL),
136         regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
137         regmap_reg_range(AXP288_RT_BATT_V_H, AXP288_RT_BATT_V_L),
138         regmap_reg_range(AXP20X_FG_RES, AXP288_FG_CC_CAP_REG),
139 };
140
141 static const struct regmap_access_table axp288_writeable_table = {
142         .yes_ranges     = axp288_writeable_ranges,
143         .n_yes_ranges   = ARRAY_SIZE(axp288_writeable_ranges),
144 };
145
146 static const struct regmap_access_table axp288_volatile_table = {
147         .yes_ranges     = axp288_volatile_ranges,
148         .n_yes_ranges   = ARRAY_SIZE(axp288_volatile_ranges),
149 };
150
151 static const struct regmap_range axp806_writeable_ranges[] = {
152         regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_DATACACHE(3)),
153         regmap_reg_range(AXP806_PWR_OUT_CTRL1, AXP806_CLDO3_V_CTRL),
154         regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ2_EN),
155         regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
156         regmap_reg_range(AXP806_REG_ADDR_EXT, AXP806_REG_ADDR_EXT),
157 };
158
159 static const struct regmap_range axp806_volatile_ranges[] = {
160         regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
161 };
162
163 static const struct regmap_access_table axp806_writeable_table = {
164         .yes_ranges     = axp806_writeable_ranges,
165         .n_yes_ranges   = ARRAY_SIZE(axp806_writeable_ranges),
166 };
167
168 static const struct regmap_access_table axp806_volatile_table = {
169         .yes_ranges     = axp806_volatile_ranges,
170         .n_yes_ranges   = ARRAY_SIZE(axp806_volatile_ranges),
171 };
172
173 static const struct resource axp152_pek_resources[] = {
174         DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
175         DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
176 };
177
178 static const struct resource axp20x_ac_power_supply_resources[] = {
179         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_PLUGIN, "ACIN_PLUGIN"),
180         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_REMOVAL, "ACIN_REMOVAL"),
181         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_ACIN_OVER_V, "ACIN_OVER_V"),
182 };
183
184 static const struct resource axp20x_pek_resources[] = {
185         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
186         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
187 };
188
189 static const struct resource axp20x_usb_power_supply_resources[] = {
190         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"),
191         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"),
192         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_VALID, "VBUS_VALID"),
193         DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_NOT_VALID, "VBUS_NOT_VALID"),
194 };
195
196 static const struct resource axp22x_usb_power_supply_resources[] = {
197         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"),
198         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"),
199 };
200
201 static const struct resource axp22x_pek_resources[] = {
202         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
203         DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
204 };
205
206 static const struct resource axp288_power_button_resources[] = {
207         DEFINE_RES_IRQ_NAMED(AXP288_IRQ_POKP, "PEK_DBR"),
208         DEFINE_RES_IRQ_NAMED(AXP288_IRQ_POKN, "PEK_DBF"),
209 };
210
211 static const struct resource axp288_fuel_gauge_resources[] = {
212         DEFINE_RES_IRQ(AXP288_IRQ_QWBTU),
213         DEFINE_RES_IRQ(AXP288_IRQ_WBTU),
214         DEFINE_RES_IRQ(AXP288_IRQ_QWBTO),
215         DEFINE_RES_IRQ(AXP288_IRQ_WBTO),
216         DEFINE_RES_IRQ(AXP288_IRQ_WL2),
217         DEFINE_RES_IRQ(AXP288_IRQ_WL1),
218 };
219
220 static const struct resource axp803_pek_resources[] = {
221         DEFINE_RES_IRQ_NAMED(AXP803_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
222         DEFINE_RES_IRQ_NAMED(AXP803_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
223 };
224
225 static const struct resource axp806_pek_resources[] = {
226         DEFINE_RES_IRQ_NAMED(AXP806_IRQ_POK_RISE, "PEK_DBR"),
227         DEFINE_RES_IRQ_NAMED(AXP806_IRQ_POK_FALL, "PEK_DBF"),
228 };
229
230 static const struct resource axp809_pek_resources[] = {
231         DEFINE_RES_IRQ_NAMED(AXP809_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
232         DEFINE_RES_IRQ_NAMED(AXP809_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
233 };
234
235 static const struct regmap_config axp152_regmap_config = {
236         .reg_bits       = 8,
237         .val_bits       = 8,
238         .wr_table       = &axp152_writeable_table,
239         .volatile_table = &axp152_volatile_table,
240         .max_register   = AXP152_PWM1_DUTY_CYCLE,
241         .cache_type     = REGCACHE_RBTREE,
242 };
243
244 static const struct regmap_config axp20x_regmap_config = {
245         .reg_bits       = 8,
246         .val_bits       = 8,
247         .wr_table       = &axp20x_writeable_table,
248         .volatile_table = &axp20x_volatile_table,
249         .max_register   = AXP20X_OCV(AXP20X_OCV_MAX),
250         .cache_type     = REGCACHE_RBTREE,
251 };
252
253 static const struct regmap_config axp22x_regmap_config = {
254         .reg_bits       = 8,
255         .val_bits       = 8,
256         .wr_table       = &axp22x_writeable_table,
257         .volatile_table = &axp22x_volatile_table,
258         .max_register   = AXP22X_BATLOW_THRES1,
259         .cache_type     = REGCACHE_RBTREE,
260 };
261
262 static const struct regmap_config axp288_regmap_config = {
263         .reg_bits       = 8,
264         .val_bits       = 8,
265         .wr_table       = &axp288_writeable_table,
266         .volatile_table = &axp288_volatile_table,
267         .max_register   = AXP288_FG_TUNE5,
268         .cache_type     = REGCACHE_RBTREE,
269 };
270
271 static const struct regmap_config axp806_regmap_config = {
272         .reg_bits       = 8,
273         .val_bits       = 8,
274         .wr_table       = &axp806_writeable_table,
275         .volatile_table = &axp806_volatile_table,
276         .max_register   = AXP806_REG_ADDR_EXT,
277         .cache_type     = REGCACHE_RBTREE,
278 };
279
280 #define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask)                    \
281         [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
282
283 static const struct regmap_irq axp152_regmap_irqs[] = {
284         INIT_REGMAP_IRQ(AXP152, LDO0IN_CONNECT,         0, 6),
285         INIT_REGMAP_IRQ(AXP152, LDO0IN_REMOVAL,         0, 5),
286         INIT_REGMAP_IRQ(AXP152, ALDO0IN_CONNECT,        0, 3),
287         INIT_REGMAP_IRQ(AXP152, ALDO0IN_REMOVAL,        0, 2),
288         INIT_REGMAP_IRQ(AXP152, DCDC1_V_LOW,            1, 5),
289         INIT_REGMAP_IRQ(AXP152, DCDC2_V_LOW,            1, 4),
290         INIT_REGMAP_IRQ(AXP152, DCDC3_V_LOW,            1, 3),
291         INIT_REGMAP_IRQ(AXP152, DCDC4_V_LOW,            1, 2),
292         INIT_REGMAP_IRQ(AXP152, PEK_SHORT,              1, 1),
293         INIT_REGMAP_IRQ(AXP152, PEK_LONG,               1, 0),
294         INIT_REGMAP_IRQ(AXP152, TIMER,                  2, 7),
295         INIT_REGMAP_IRQ(AXP152, PEK_RIS_EDGE,           2, 6),
296         INIT_REGMAP_IRQ(AXP152, PEK_FAL_EDGE,           2, 5),
297         INIT_REGMAP_IRQ(AXP152, GPIO3_INPUT,            2, 3),
298         INIT_REGMAP_IRQ(AXP152, GPIO2_INPUT,            2, 2),
299         INIT_REGMAP_IRQ(AXP152, GPIO1_INPUT,            2, 1),
300         INIT_REGMAP_IRQ(AXP152, GPIO0_INPUT,            2, 0),
301 };
302
303 static const struct regmap_irq axp20x_regmap_irqs[] = {
304         INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V,            0, 7),
305         INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN,            0, 6),
306         INIT_REGMAP_IRQ(AXP20X, ACIN_REMOVAL,           0, 5),
307         INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V,            0, 4),
308         INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN,            0, 3),
309         INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL,           0, 2),
310         INIT_REGMAP_IRQ(AXP20X, VBUS_V_LOW,             0, 1),
311         INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN,            1, 7),
312         INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL,           1, 6),
313         INIT_REGMAP_IRQ(AXP20X, BATT_ENT_ACT_MODE,      1, 5),
314         INIT_REGMAP_IRQ(AXP20X, BATT_EXIT_ACT_MODE,     1, 4),
315         INIT_REGMAP_IRQ(AXP20X, CHARG,                  1, 3),
316         INIT_REGMAP_IRQ(AXP20X, CHARG_DONE,             1, 2),
317         INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_HIGH,         1, 1),
318         INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_LOW,          1, 0),
319         INIT_REGMAP_IRQ(AXP20X, DIE_TEMP_HIGH,          2, 7),
320         INIT_REGMAP_IRQ(AXP20X, CHARG_I_LOW,            2, 6),
321         INIT_REGMAP_IRQ(AXP20X, DCDC1_V_LONG,           2, 5),
322         INIT_REGMAP_IRQ(AXP20X, DCDC2_V_LONG,           2, 4),
323         INIT_REGMAP_IRQ(AXP20X, DCDC3_V_LONG,           2, 3),
324         INIT_REGMAP_IRQ(AXP20X, PEK_SHORT,              2, 1),
325         INIT_REGMAP_IRQ(AXP20X, PEK_LONG,               2, 0),
326         INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_ON,            3, 7),
327         INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_OFF,           3, 6),
328         INIT_REGMAP_IRQ(AXP20X, VBUS_VALID,             3, 5),
329         INIT_REGMAP_IRQ(AXP20X, VBUS_NOT_VALID,         3, 4),
330         INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_VALID,        3, 3),
331         INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_END,          3, 2),
332         INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL1,           3, 1),
333         INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL2,           3, 0),
334         INIT_REGMAP_IRQ(AXP20X, TIMER,                  4, 7),
335         INIT_REGMAP_IRQ(AXP20X, PEK_RIS_EDGE,           4, 6),
336         INIT_REGMAP_IRQ(AXP20X, PEK_FAL_EDGE,           4, 5),
337         INIT_REGMAP_IRQ(AXP20X, GPIO3_INPUT,            4, 3),
338         INIT_REGMAP_IRQ(AXP20X, GPIO2_INPUT,            4, 2),
339         INIT_REGMAP_IRQ(AXP20X, GPIO1_INPUT,            4, 1),
340         INIT_REGMAP_IRQ(AXP20X, GPIO0_INPUT,            4, 0),
341 };
342
343 static const struct regmap_irq axp22x_regmap_irqs[] = {
344         INIT_REGMAP_IRQ(AXP22X, ACIN_OVER_V,            0, 7),
345         INIT_REGMAP_IRQ(AXP22X, ACIN_PLUGIN,            0, 6),
346         INIT_REGMAP_IRQ(AXP22X, ACIN_REMOVAL,           0, 5),
347         INIT_REGMAP_IRQ(AXP22X, VBUS_OVER_V,            0, 4),
348         INIT_REGMAP_IRQ(AXP22X, VBUS_PLUGIN,            0, 3),
349         INIT_REGMAP_IRQ(AXP22X, VBUS_REMOVAL,           0, 2),
350         INIT_REGMAP_IRQ(AXP22X, VBUS_V_LOW,             0, 1),
351         INIT_REGMAP_IRQ(AXP22X, BATT_PLUGIN,            1, 7),
352         INIT_REGMAP_IRQ(AXP22X, BATT_REMOVAL,           1, 6),
353         INIT_REGMAP_IRQ(AXP22X, BATT_ENT_ACT_MODE,      1, 5),
354         INIT_REGMAP_IRQ(AXP22X, BATT_EXIT_ACT_MODE,     1, 4),
355         INIT_REGMAP_IRQ(AXP22X, CHARG,                  1, 3),
356         INIT_REGMAP_IRQ(AXP22X, CHARG_DONE,             1, 2),
357         INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_HIGH,         1, 1),
358         INIT_REGMAP_IRQ(AXP22X, BATT_TEMP_LOW,          1, 0),
359         INIT_REGMAP_IRQ(AXP22X, DIE_TEMP_HIGH,          2, 7),
360         INIT_REGMAP_IRQ(AXP22X, PEK_SHORT,              2, 1),
361         INIT_REGMAP_IRQ(AXP22X, PEK_LONG,               2, 0),
362         INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL1,           3, 1),
363         INIT_REGMAP_IRQ(AXP22X, LOW_PWR_LVL2,           3, 0),
364         INIT_REGMAP_IRQ(AXP22X, TIMER,                  4, 7),
365         INIT_REGMAP_IRQ(AXP22X, PEK_RIS_EDGE,           4, 6),
366         INIT_REGMAP_IRQ(AXP22X, PEK_FAL_EDGE,           4, 5),
367         INIT_REGMAP_IRQ(AXP22X, GPIO1_INPUT,            4, 1),
368         INIT_REGMAP_IRQ(AXP22X, GPIO0_INPUT,            4, 0),
369 };
370
371 /* some IRQs are compatible with axp20x models */
372 static const struct regmap_irq axp288_regmap_irqs[] = {
373         INIT_REGMAP_IRQ(AXP288, VBUS_FALL,              0, 2),
374         INIT_REGMAP_IRQ(AXP288, VBUS_RISE,              0, 3),
375         INIT_REGMAP_IRQ(AXP288, OV,                     0, 4),
376         INIT_REGMAP_IRQ(AXP288, FALLING_ALT,            0, 5),
377         INIT_REGMAP_IRQ(AXP288, RISING_ALT,             0, 6),
378         INIT_REGMAP_IRQ(AXP288, OV_ALT,                 0, 7),
379
380         INIT_REGMAP_IRQ(AXP288, DONE,                   1, 2),
381         INIT_REGMAP_IRQ(AXP288, CHARGING,               1, 3),
382         INIT_REGMAP_IRQ(AXP288, SAFE_QUIT,              1, 4),
383         INIT_REGMAP_IRQ(AXP288, SAFE_ENTER,             1, 5),
384         INIT_REGMAP_IRQ(AXP288, ABSENT,                 1, 6),
385         INIT_REGMAP_IRQ(AXP288, APPEND,                 1, 7),
386
387         INIT_REGMAP_IRQ(AXP288, QWBTU,                  2, 0),
388         INIT_REGMAP_IRQ(AXP288, WBTU,                   2, 1),
389         INIT_REGMAP_IRQ(AXP288, QWBTO,                  2, 2),
390         INIT_REGMAP_IRQ(AXP288, WBTO,                   2, 3),
391         INIT_REGMAP_IRQ(AXP288, QCBTU,                  2, 4),
392         INIT_REGMAP_IRQ(AXP288, CBTU,                   2, 5),
393         INIT_REGMAP_IRQ(AXP288, QCBTO,                  2, 6),
394         INIT_REGMAP_IRQ(AXP288, CBTO,                   2, 7),
395
396         INIT_REGMAP_IRQ(AXP288, WL2,                    3, 0),
397         INIT_REGMAP_IRQ(AXP288, WL1,                    3, 1),
398         INIT_REGMAP_IRQ(AXP288, GPADC,                  3, 2),
399         INIT_REGMAP_IRQ(AXP288, OT,                     3, 7),
400
401         INIT_REGMAP_IRQ(AXP288, GPIO0,                  4, 0),
402         INIT_REGMAP_IRQ(AXP288, GPIO1,                  4, 1),
403         INIT_REGMAP_IRQ(AXP288, POKO,                   4, 2),
404         INIT_REGMAP_IRQ(AXP288, POKL,                   4, 3),
405         INIT_REGMAP_IRQ(AXP288, POKS,                   4, 4),
406         INIT_REGMAP_IRQ(AXP288, POKN,                   4, 5),
407         INIT_REGMAP_IRQ(AXP288, POKP,                   4, 6),
408         INIT_REGMAP_IRQ(AXP288, TIMER,                  4, 7),
409
410         INIT_REGMAP_IRQ(AXP288, MV_CHNG,                5, 0),
411         INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG,            5, 1),
412 };
413
414 static const struct regmap_irq axp803_regmap_irqs[] = {
415         INIT_REGMAP_IRQ(AXP803, ACIN_OVER_V,            0, 7),
416         INIT_REGMAP_IRQ(AXP803, ACIN_PLUGIN,            0, 6),
417         INIT_REGMAP_IRQ(AXP803, ACIN_REMOVAL,           0, 5),
418         INIT_REGMAP_IRQ(AXP803, VBUS_OVER_V,            0, 4),
419         INIT_REGMAP_IRQ(AXP803, VBUS_PLUGIN,            0, 3),
420         INIT_REGMAP_IRQ(AXP803, VBUS_REMOVAL,           0, 2),
421         INIT_REGMAP_IRQ(AXP803, BATT_PLUGIN,            1, 7),
422         INIT_REGMAP_IRQ(AXP803, BATT_REMOVAL,           1, 6),
423         INIT_REGMAP_IRQ(AXP803, BATT_ENT_ACT_MODE,      1, 5),
424         INIT_REGMAP_IRQ(AXP803, BATT_EXIT_ACT_MODE,     1, 4),
425         INIT_REGMAP_IRQ(AXP803, CHARG,                  1, 3),
426         INIT_REGMAP_IRQ(AXP803, CHARG_DONE,             1, 2),
427         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_HIGH,     2, 7),
428         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_HIGH_END, 2, 6),
429         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_LOW,      2, 5),
430         INIT_REGMAP_IRQ(AXP803, BATT_CHG_TEMP_LOW_END,  2, 4),
431         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_HIGH,     2, 3),
432         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_HIGH_END, 2, 2),
433         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_LOW,      2, 1),
434         INIT_REGMAP_IRQ(AXP803, BATT_ACT_TEMP_LOW_END,  2, 0),
435         INIT_REGMAP_IRQ(AXP803, DIE_TEMP_HIGH,          3, 7),
436         INIT_REGMAP_IRQ(AXP803, GPADC,                  3, 2),
437         INIT_REGMAP_IRQ(AXP803, LOW_PWR_LVL1,           3, 1),
438         INIT_REGMAP_IRQ(AXP803, LOW_PWR_LVL2,           3, 0),
439         INIT_REGMAP_IRQ(AXP803, TIMER,                  4, 7),
440         INIT_REGMAP_IRQ(AXP803, PEK_RIS_EDGE,           4, 6),
441         INIT_REGMAP_IRQ(AXP803, PEK_FAL_EDGE,           4, 5),
442         INIT_REGMAP_IRQ(AXP803, PEK_SHORT,              4, 4),
443         INIT_REGMAP_IRQ(AXP803, PEK_LONG,               4, 3),
444         INIT_REGMAP_IRQ(AXP803, PEK_OVER_OFF,           4, 2),
445         INIT_REGMAP_IRQ(AXP803, GPIO1_INPUT,            4, 1),
446         INIT_REGMAP_IRQ(AXP803, GPIO0_INPUT,            4, 0),
447         INIT_REGMAP_IRQ(AXP803, BC_USB_CHNG,            5, 1),
448         INIT_REGMAP_IRQ(AXP803, MV_CHNG,                5, 0),
449 };
450
451 static const struct regmap_irq axp806_regmap_irqs[] = {
452         INIT_REGMAP_IRQ(AXP806, DIE_TEMP_HIGH_LV1,      0, 0),
453         INIT_REGMAP_IRQ(AXP806, DIE_TEMP_HIGH_LV2,      0, 1),
454         INIT_REGMAP_IRQ(AXP806, DCDCA_V_LOW,            0, 3),
455         INIT_REGMAP_IRQ(AXP806, DCDCB_V_LOW,            0, 4),
456         INIT_REGMAP_IRQ(AXP806, DCDCC_V_LOW,            0, 5),
457         INIT_REGMAP_IRQ(AXP806, DCDCD_V_LOW,            0, 6),
458         INIT_REGMAP_IRQ(AXP806, DCDCE_V_LOW,            0, 7),
459         INIT_REGMAP_IRQ(AXP806, POK_LONG,               1, 0),
460         INIT_REGMAP_IRQ(AXP806, POK_SHORT,              1, 1),
461         INIT_REGMAP_IRQ(AXP806, WAKEUP,                 1, 4),
462         INIT_REGMAP_IRQ(AXP806, POK_FALL,               1, 5),
463         INIT_REGMAP_IRQ(AXP806, POK_RISE,               1, 6),
464 };
465
466 static const struct regmap_irq axp809_regmap_irqs[] = {
467         INIT_REGMAP_IRQ(AXP809, ACIN_OVER_V,            0, 7),
468         INIT_REGMAP_IRQ(AXP809, ACIN_PLUGIN,            0, 6),
469         INIT_REGMAP_IRQ(AXP809, ACIN_REMOVAL,           0, 5),
470         INIT_REGMAP_IRQ(AXP809, VBUS_OVER_V,            0, 4),
471         INIT_REGMAP_IRQ(AXP809, VBUS_PLUGIN,            0, 3),
472         INIT_REGMAP_IRQ(AXP809, VBUS_REMOVAL,           0, 2),
473         INIT_REGMAP_IRQ(AXP809, VBUS_V_LOW,             0, 1),
474         INIT_REGMAP_IRQ(AXP809, BATT_PLUGIN,            1, 7),
475         INIT_REGMAP_IRQ(AXP809, BATT_REMOVAL,           1, 6),
476         INIT_REGMAP_IRQ(AXP809, BATT_ENT_ACT_MODE,      1, 5),
477         INIT_REGMAP_IRQ(AXP809, BATT_EXIT_ACT_MODE,     1, 4),
478         INIT_REGMAP_IRQ(AXP809, CHARG,                  1, 3),
479         INIT_REGMAP_IRQ(AXP809, CHARG_DONE,             1, 2),
480         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH,     2, 7),
481         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_HIGH_END, 2, 6),
482         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW,      2, 5),
483         INIT_REGMAP_IRQ(AXP809, BATT_CHG_TEMP_LOW_END,  2, 4),
484         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH,     2, 3),
485         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_HIGH_END, 2, 2),
486         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW,      2, 1),
487         INIT_REGMAP_IRQ(AXP809, BATT_ACT_TEMP_LOW_END,  2, 0),
488         INIT_REGMAP_IRQ(AXP809, DIE_TEMP_HIGH,          3, 7),
489         INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL1,           3, 1),
490         INIT_REGMAP_IRQ(AXP809, LOW_PWR_LVL2,           3, 0),
491         INIT_REGMAP_IRQ(AXP809, TIMER,                  4, 7),
492         INIT_REGMAP_IRQ(AXP809, PEK_RIS_EDGE,           4, 6),
493         INIT_REGMAP_IRQ(AXP809, PEK_FAL_EDGE,           4, 5),
494         INIT_REGMAP_IRQ(AXP809, PEK_SHORT,              4, 4),
495         INIT_REGMAP_IRQ(AXP809, PEK_LONG,               4, 3),
496         INIT_REGMAP_IRQ(AXP809, PEK_OVER_OFF,           4, 2),
497         INIT_REGMAP_IRQ(AXP809, GPIO1_INPUT,            4, 1),
498         INIT_REGMAP_IRQ(AXP809, GPIO0_INPUT,            4, 0),
499 };
500
501 static const struct regmap_irq_chip axp152_regmap_irq_chip = {
502         .name                   = "axp152_irq_chip",
503         .status_base            = AXP152_IRQ1_STATE,
504         .ack_base               = AXP152_IRQ1_STATE,
505         .mask_base              = AXP152_IRQ1_EN,
506         .mask_invert            = true,
507         .init_ack_masked        = true,
508         .irqs                   = axp152_regmap_irqs,
509         .num_irqs               = ARRAY_SIZE(axp152_regmap_irqs),
510         .num_regs               = 3,
511 };
512
513 static const struct regmap_irq_chip axp20x_regmap_irq_chip = {
514         .name                   = "axp20x_irq_chip",
515         .status_base            = AXP20X_IRQ1_STATE,
516         .ack_base               = AXP20X_IRQ1_STATE,
517         .mask_base              = AXP20X_IRQ1_EN,
518         .mask_invert            = true,
519         .init_ack_masked        = true,
520         .irqs                   = axp20x_regmap_irqs,
521         .num_irqs               = ARRAY_SIZE(axp20x_regmap_irqs),
522         .num_regs               = 5,
523
524 };
525
526 static const struct regmap_irq_chip axp22x_regmap_irq_chip = {
527         .name                   = "axp22x_irq_chip",
528         .status_base            = AXP20X_IRQ1_STATE,
529         .ack_base               = AXP20X_IRQ1_STATE,
530         .mask_base              = AXP20X_IRQ1_EN,
531         .mask_invert            = true,
532         .init_ack_masked        = true,
533         .irqs                   = axp22x_regmap_irqs,
534         .num_irqs               = ARRAY_SIZE(axp22x_regmap_irqs),
535         .num_regs               = 5,
536 };
537
538 static const struct regmap_irq_chip axp288_regmap_irq_chip = {
539         .name                   = "axp288_irq_chip",
540         .status_base            = AXP20X_IRQ1_STATE,
541         .ack_base               = AXP20X_IRQ1_STATE,
542         .mask_base              = AXP20X_IRQ1_EN,
543         .mask_invert            = true,
544         .init_ack_masked        = true,
545         .irqs                   = axp288_regmap_irqs,
546         .num_irqs               = ARRAY_SIZE(axp288_regmap_irqs),
547         .num_regs               = 6,
548
549 };
550
551 static const struct regmap_irq_chip axp803_regmap_irq_chip = {
552         .name                   = "axp803",
553         .status_base            = AXP20X_IRQ1_STATE,
554         .ack_base               = AXP20X_IRQ1_STATE,
555         .mask_base              = AXP20X_IRQ1_EN,
556         .mask_invert            = true,
557         .init_ack_masked        = true,
558         .irqs                   = axp803_regmap_irqs,
559         .num_irqs               = ARRAY_SIZE(axp803_regmap_irqs),
560         .num_regs               = 6,
561 };
562
563 static const struct regmap_irq_chip axp806_regmap_irq_chip = {
564         .name                   = "axp806",
565         .status_base            = AXP20X_IRQ1_STATE,
566         .ack_base               = AXP20X_IRQ1_STATE,
567         .mask_base              = AXP20X_IRQ1_EN,
568         .mask_invert            = true,
569         .init_ack_masked        = true,
570         .irqs                   = axp806_regmap_irqs,
571         .num_irqs               = ARRAY_SIZE(axp806_regmap_irqs),
572         .num_regs               = 2,
573 };
574
575 static const struct regmap_irq_chip axp809_regmap_irq_chip = {
576         .name                   = "axp809",
577         .status_base            = AXP20X_IRQ1_STATE,
578         .ack_base               = AXP20X_IRQ1_STATE,
579         .mask_base              = AXP20X_IRQ1_EN,
580         .mask_invert            = true,
581         .init_ack_masked        = true,
582         .irqs                   = axp809_regmap_irqs,
583         .num_irqs               = ARRAY_SIZE(axp809_regmap_irqs),
584         .num_regs               = 5,
585 };
586
587 static const struct mfd_cell axp20x_cells[] = {
588         {
589                 .name           = "axp20x-gpio",
590                 .of_compatible  = "x-powers,axp209-gpio",
591         }, {
592                 .name           = "axp20x-pek",
593                 .num_resources  = ARRAY_SIZE(axp20x_pek_resources),
594                 .resources      = axp20x_pek_resources,
595         }, {
596                 .name           = "axp20x-regulator",
597         }, {
598                 .name           = "axp20x-adc",
599                 .of_compatible  = "x-powers,axp209-adc",
600         }, {
601                 .name           = "axp20x-battery-power-supply",
602                 .of_compatible  = "x-powers,axp209-battery-power-supply",
603         }, {
604                 .name           = "axp20x-ac-power-supply",
605                 .of_compatible  = "x-powers,axp202-ac-power-supply",
606                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
607                 .resources      = axp20x_ac_power_supply_resources,
608         }, {
609                 .name           = "axp20x-usb-power-supply",
610                 .of_compatible  = "x-powers,axp202-usb-power-supply",
611                 .num_resources  = ARRAY_SIZE(axp20x_usb_power_supply_resources),
612                 .resources      = axp20x_usb_power_supply_resources,
613         },
614 };
615
616 static const struct mfd_cell axp221_cells[] = {
617         {
618                 .name           = "axp221-pek",
619                 .num_resources  = ARRAY_SIZE(axp22x_pek_resources),
620                 .resources      = axp22x_pek_resources,
621         }, {
622                 .name           = "axp20x-regulator",
623         }, {
624                 .name           = "axp22x-adc",
625                 .of_compatible  = "x-powers,axp221-adc",
626         }, {
627                 .name           = "axp20x-ac-power-supply",
628                 .of_compatible  = "x-powers,axp221-ac-power-supply",
629                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
630                 .resources      = axp20x_ac_power_supply_resources,
631         }, {
632                 .name           = "axp20x-battery-power-supply",
633                 .of_compatible  = "x-powers,axp221-battery-power-supply",
634         }, {
635                 .name           = "axp20x-usb-power-supply",
636                 .of_compatible  = "x-powers,axp221-usb-power-supply",
637                 .num_resources  = ARRAY_SIZE(axp22x_usb_power_supply_resources),
638                 .resources      = axp22x_usb_power_supply_resources,
639         },
640 };
641
642 static const struct mfd_cell axp223_cells[] = {
643         {
644                 .name           = "axp221-pek",
645                 .num_resources  = ARRAY_SIZE(axp22x_pek_resources),
646                 .resources      = axp22x_pek_resources,
647         }, {
648                 .name           = "axp22x-adc",
649                 .of_compatible  = "x-powers,axp221-adc",
650         }, {
651                 .name           = "axp20x-battery-power-supply",
652                 .of_compatible  = "x-powers,axp221-battery-power-supply",
653         }, {
654                 .name           = "axp20x-regulator",
655         }, {
656                 .name           = "axp20x-ac-power-supply",
657                 .of_compatible  = "x-powers,axp221-ac-power-supply",
658                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
659                 .resources      = axp20x_ac_power_supply_resources,
660         }, {
661                 .name           = "axp20x-usb-power-supply",
662                 .of_compatible  = "x-powers,axp223-usb-power-supply",
663                 .num_resources  = ARRAY_SIZE(axp22x_usb_power_supply_resources),
664                 .resources      = axp22x_usb_power_supply_resources,
665         },
666 };
667
668 static const struct mfd_cell axp152_cells[] = {
669         {
670                 .name           = "axp20x-pek",
671                 .num_resources  = ARRAY_SIZE(axp152_pek_resources),
672                 .resources      = axp152_pek_resources,
673         },
674 };
675
676 static const struct resource axp288_adc_resources[] = {
677         DEFINE_RES_IRQ_NAMED(AXP288_IRQ_GPADC, "GPADC"),
678 };
679
680 static const struct resource axp288_extcon_resources[] = {
681         DEFINE_RES_IRQ(AXP288_IRQ_VBUS_FALL),
682         DEFINE_RES_IRQ(AXP288_IRQ_VBUS_RISE),
683         DEFINE_RES_IRQ(AXP288_IRQ_MV_CHNG),
684         DEFINE_RES_IRQ(AXP288_IRQ_BC_USB_CHNG),
685 };
686
687 static const struct resource axp288_charger_resources[] = {
688         DEFINE_RES_IRQ(AXP288_IRQ_OV),
689         DEFINE_RES_IRQ(AXP288_IRQ_DONE),
690         DEFINE_RES_IRQ(AXP288_IRQ_CHARGING),
691         DEFINE_RES_IRQ(AXP288_IRQ_SAFE_QUIT),
692         DEFINE_RES_IRQ(AXP288_IRQ_SAFE_ENTER),
693         DEFINE_RES_IRQ(AXP288_IRQ_QCBTU),
694         DEFINE_RES_IRQ(AXP288_IRQ_CBTU),
695         DEFINE_RES_IRQ(AXP288_IRQ_QCBTO),
696         DEFINE_RES_IRQ(AXP288_IRQ_CBTO),
697 };
698
699 static const struct mfd_cell axp288_cells[] = {
700         {
701                 .name           = "axp288_adc",
702                 .num_resources  = ARRAY_SIZE(axp288_adc_resources),
703                 .resources      = axp288_adc_resources,
704         }, {
705                 .name           = "axp288_extcon",
706                 .num_resources  = ARRAY_SIZE(axp288_extcon_resources),
707                 .resources      = axp288_extcon_resources,
708         }, {
709                 .name           = "axp288_charger",
710                 .num_resources  = ARRAY_SIZE(axp288_charger_resources),
711                 .resources      = axp288_charger_resources,
712         }, {
713                 .name           = "axp288_fuel_gauge",
714                 .num_resources  = ARRAY_SIZE(axp288_fuel_gauge_resources),
715                 .resources      = axp288_fuel_gauge_resources,
716         }, {
717                 .name           = "axp221-pek",
718                 .num_resources  = ARRAY_SIZE(axp288_power_button_resources),
719                 .resources      = axp288_power_button_resources,
720         }, {
721                 .name           = "axp288_pmic_acpi",
722         },
723 };
724
725 static const struct mfd_cell axp803_cells[] = {
726         {
727                 .name           = "axp221-pek",
728                 .num_resources  = ARRAY_SIZE(axp803_pek_resources),
729                 .resources      = axp803_pek_resources,
730         }, {
731                 .name           = "axp20x-gpio",
732                 .of_compatible  = "x-powers,axp813-gpio",
733         }, {
734                 .name           = "axp813-adc",
735                 .of_compatible  = "x-powers,axp813-adc",
736         }, {
737                 .name           = "axp20x-battery-power-supply",
738                 .of_compatible  = "x-powers,axp813-battery-power-supply",
739         }, {
740                 .name           = "axp20x-ac-power-supply",
741                 .of_compatible  = "x-powers,axp813-ac-power-supply",
742                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
743                 .resources      = axp20x_ac_power_supply_resources,
744         },
745         {       .name           = "axp20x-regulator" },
746 };
747
748 static const struct mfd_cell axp806_self_working_cells[] = {
749         {
750                 .name           = "axp221-pek",
751                 .num_resources  = ARRAY_SIZE(axp806_pek_resources),
752                 .resources      = axp806_pek_resources,
753         },
754         {       .name           = "axp20x-regulator" },
755 };
756
757 static const struct mfd_cell axp806_cells[] = {
758         {
759                 .id             = 2,
760                 .name           = "axp20x-regulator",
761         },
762 };
763
764 static const struct mfd_cell axp809_cells[] = {
765         {
766                 .name           = "axp221-pek",
767                 .num_resources  = ARRAY_SIZE(axp809_pek_resources),
768                 .resources      = axp809_pek_resources,
769         }, {
770                 .id             = 1,
771                 .name           = "axp20x-regulator",
772         },
773 };
774
775 static const struct mfd_cell axp813_cells[] = {
776         {
777                 .name           = "axp221-pek",
778                 .num_resources  = ARRAY_SIZE(axp803_pek_resources),
779                 .resources      = axp803_pek_resources,
780         }, {
781                 .name           = "axp20x-regulator",
782         }, {
783                 .name           = "axp20x-gpio",
784                 .of_compatible  = "x-powers,axp813-gpio",
785         }, {
786                 .name           = "axp813-adc",
787                 .of_compatible  = "x-powers,axp813-adc",
788         }, {
789                 .name           = "axp20x-battery-power-supply",
790                 .of_compatible  = "x-powers,axp813-battery-power-supply",
791         }, {
792                 .name           = "axp20x-ac-power-supply",
793                 .of_compatible  = "x-powers,axp813-ac-power-supply",
794                 .num_resources  = ARRAY_SIZE(axp20x_ac_power_supply_resources),
795                 .resources      = axp20x_ac_power_supply_resources,
796         },
797 };
798
799 static struct axp20x_dev *axp20x_pm_power_off;
800 static void axp20x_power_off(void)
801 {
802         if (axp20x_pm_power_off->variant == AXP288_ID)
803                 return;
804
805         regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL,
806                      AXP20X_OFF);
807
808         /* Give capacitors etc. time to drain to avoid kernel panic msg. */
809         msleep(500);
810 }
811
812 int axp20x_match_device(struct axp20x_dev *axp20x)
813 {
814         struct device *dev = axp20x->dev;
815         const struct acpi_device_id *acpi_id;
816         const struct of_device_id *of_id;
817
818         if (dev->of_node) {
819                 of_id = of_match_device(dev->driver->of_match_table, dev);
820                 if (!of_id) {
821                         dev_err(dev, "Unable to match OF ID\n");
822                         return -ENODEV;
823                 }
824                 axp20x->variant = (long)of_id->data;
825         } else {
826                 acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev);
827                 if (!acpi_id || !acpi_id->driver_data) {
828                         dev_err(dev, "Unable to match ACPI ID and data\n");
829                         return -ENODEV;
830                 }
831                 axp20x->variant = (long)acpi_id->driver_data;
832         }
833
834         switch (axp20x->variant) {
835         case AXP152_ID:
836                 axp20x->nr_cells = ARRAY_SIZE(axp152_cells);
837                 axp20x->cells = axp152_cells;
838                 axp20x->regmap_cfg = &axp152_regmap_config;
839                 axp20x->regmap_irq_chip = &axp152_regmap_irq_chip;
840                 break;
841         case AXP202_ID:
842         case AXP209_ID:
843                 axp20x->nr_cells = ARRAY_SIZE(axp20x_cells);
844                 axp20x->cells = axp20x_cells;
845                 axp20x->regmap_cfg = &axp20x_regmap_config;
846                 axp20x->regmap_irq_chip = &axp20x_regmap_irq_chip;
847                 break;
848         case AXP221_ID:
849                 axp20x->nr_cells = ARRAY_SIZE(axp221_cells);
850                 axp20x->cells = axp221_cells;
851                 axp20x->regmap_cfg = &axp22x_regmap_config;
852                 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip;
853                 break;
854         case AXP223_ID:
855                 axp20x->nr_cells = ARRAY_SIZE(axp223_cells);
856                 axp20x->cells = axp223_cells;
857                 axp20x->regmap_cfg = &axp22x_regmap_config;
858                 axp20x->regmap_irq_chip = &axp22x_regmap_irq_chip;
859                 break;
860         case AXP288_ID:
861                 axp20x->cells = axp288_cells;
862                 axp20x->nr_cells = ARRAY_SIZE(axp288_cells);
863                 axp20x->regmap_cfg = &axp288_regmap_config;
864                 axp20x->regmap_irq_chip = &axp288_regmap_irq_chip;
865                 axp20x->irq_flags = IRQF_TRIGGER_LOW;
866                 break;
867         case AXP803_ID:
868                 axp20x->nr_cells = ARRAY_SIZE(axp803_cells);
869                 axp20x->cells = axp803_cells;
870                 axp20x->regmap_cfg = &axp288_regmap_config;
871                 axp20x->regmap_irq_chip = &axp803_regmap_irq_chip;
872                 break;
873         case AXP806_ID:
874                 if (of_property_read_bool(axp20x->dev->of_node,
875                                           "x-powers,self-working-mode")) {
876                         axp20x->nr_cells = ARRAY_SIZE(axp806_self_working_cells);
877                         axp20x->cells = axp806_self_working_cells;
878                 } else {
879                         axp20x->nr_cells = ARRAY_SIZE(axp806_cells);
880                         axp20x->cells = axp806_cells;
881                 }
882                 axp20x->regmap_cfg = &axp806_regmap_config;
883                 axp20x->regmap_irq_chip = &axp806_regmap_irq_chip;
884                 break;
885         case AXP809_ID:
886                 axp20x->nr_cells = ARRAY_SIZE(axp809_cells);
887                 axp20x->cells = axp809_cells;
888                 axp20x->regmap_cfg = &axp22x_regmap_config;
889                 axp20x->regmap_irq_chip = &axp809_regmap_irq_chip;
890                 break;
891         case AXP813_ID:
892                 axp20x->nr_cells = ARRAY_SIZE(axp813_cells);
893                 axp20x->cells = axp813_cells;
894                 axp20x->regmap_cfg = &axp288_regmap_config;
895                 /*
896                  * The IRQ table given in the datasheet is incorrect.
897                  * In IRQ enable/status registers 1, there are separate
898                  * IRQs for ACIN and VBUS, instead of bits [7:5] being
899                  * the same as bits [4:2]. So it shares the same IRQs
900                  * as the AXP803, rather than the AXP288.
901                  */
902                 axp20x->regmap_irq_chip = &axp803_regmap_irq_chip;
903                 break;
904         default:
905                 dev_err(dev, "unsupported AXP20X ID %lu\n", axp20x->variant);
906                 return -EINVAL;
907         }
908         dev_info(dev, "AXP20x variant %s found\n",
909                  axp20x_model_names[axp20x->variant]);
910
911         return 0;
912 }
913 EXPORT_SYMBOL(axp20x_match_device);
914
915 int axp20x_device_probe(struct axp20x_dev *axp20x)
916 {
917         int ret;
918
919         /*
920          * The AXP806 supports either master/standalone or slave mode.
921          * Slave mode allows sharing the serial bus, even with multiple
922          * AXP806 which all have the same hardware address.
923          *
924          * This is done with extra "serial interface address extension",
925          * or AXP806_BUS_ADDR_EXT, and "register address extension", or
926          * AXP806_REG_ADDR_EXT, registers. The former is read-only, with
927          * 1 bit customizable at the factory, and 1 bit depending on the
928          * state of an external pin. The latter is writable. The device
929          * will only respond to operations to its other registers when
930          * the these device addressing bits (in the upper 4 bits of the
931          * registers) match.
932          *
933          * By default we support an AXP806 chained to an AXP809 in slave
934          * mode. Boards which use an AXP806 in master mode can set the
935          * property "x-powers,master-mode" to override the default.
936          */
937         if (axp20x->variant == AXP806_ID) {
938                 if (of_property_read_bool(axp20x->dev->of_node,
939                                           "x-powers,master-mode") ||
940                     of_property_read_bool(axp20x->dev->of_node,
941                                           "x-powers,self-working-mode"))
942                         regmap_write(axp20x->regmap, AXP806_REG_ADDR_EXT,
943                                      AXP806_REG_ADDR_EXT_ADDR_MASTER_MODE);
944                 else
945                         regmap_write(axp20x->regmap, AXP806_REG_ADDR_EXT,
946                                      AXP806_REG_ADDR_EXT_ADDR_SLAVE_MODE);
947         }
948
949         ret = regmap_add_irq_chip(axp20x->regmap, axp20x->irq,
950                           IRQF_ONESHOT | IRQF_SHARED | axp20x->irq_flags,
951                            -1, axp20x->regmap_irq_chip, &axp20x->regmap_irqc);
952         if (ret) {
953                 dev_err(axp20x->dev, "failed to add irq chip: %d\n", ret);
954                 return ret;
955         }
956
957         ret = mfd_add_devices(axp20x->dev, -1, axp20x->cells,
958                               axp20x->nr_cells, NULL, 0, NULL);
959
960         if (ret) {
961                 dev_err(axp20x->dev, "failed to add MFD devices: %d\n", ret);
962                 regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
963                 return ret;
964         }
965
966         if (!pm_power_off) {
967                 axp20x_pm_power_off = axp20x;
968                 pm_power_off = axp20x_power_off;
969         }
970
971         dev_info(axp20x->dev, "AXP20X driver loaded\n");
972
973         return 0;
974 }
975 EXPORT_SYMBOL(axp20x_device_probe);
976
977 int axp20x_device_remove(struct axp20x_dev *axp20x)
978 {
979         if (axp20x == axp20x_pm_power_off) {
980                 axp20x_pm_power_off = NULL;
981                 pm_power_off = NULL;
982         }
983
984         mfd_remove_devices(axp20x->dev);
985         regmap_del_irq_chip(axp20x->irq, axp20x->regmap_irqc);
986
987         return 0;
988 }
989 EXPORT_SYMBOL(axp20x_device_remove);
990
991 MODULE_DESCRIPTION("PMIC MFD core driver for AXP20X");
992 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
993 MODULE_LICENSE("GPL");