1c942fddfSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later
233036f48SWenyou Yang /*
350a03e35SBeniamino Galvani * act8865-regulator.c - Voltage regulation for active-semi ACT88xx PMUs
450a03e35SBeniamino Galvani *
550a03e35SBeniamino Galvani * http://www.active-semi.com/products/power-management-units/act88xx/
633036f48SWenyou Yang *
733036f48SWenyou Yang * Copyright (C) 2013 Atmel Corporation
833036f48SWenyou Yang */
933036f48SWenyou Yang
1033036f48SWenyou Yang #include <linux/module.h>
1133036f48SWenyou Yang #include <linux/init.h>
1233036f48SWenyou Yang #include <linux/i2c.h>
1333036f48SWenyou Yang #include <linux/err.h>
1433036f48SWenyou Yang #include <linux/platform_device.h>
1533036f48SWenyou Yang #include <linux/regulator/driver.h>
1633036f48SWenyou Yang #include <linux/regulator/act8865.h>
1733036f48SWenyou Yang #include <linux/of.h>
1833036f48SWenyou Yang #include <linux/of_device.h>
192d09a79bSMaarten ter Huurne #include <linux/power_supply.h>
2033036f48SWenyou Yang #include <linux/regulator/of_regulator.h>
2133036f48SWenyou Yang #include <linux/regmap.h>
22955741a5SRaag Jadav #include <dt-bindings/regulator/active-semi,8865-regulator.h>
2333036f48SWenyou Yang
2433036f48SWenyou Yang /*
25df3a950eSZubair Lutfullah Kakakhel * ACT8600 Global Register Map.
26df3a950eSZubair Lutfullah Kakakhel */
27df3a950eSZubair Lutfullah Kakakhel #define ACT8600_SYS_MODE 0x00
28df3a950eSZubair Lutfullah Kakakhel #define ACT8600_SYS_CTRL 0x01
29df3a950eSZubair Lutfullah Kakakhel #define ACT8600_DCDC1_VSET 0x10
30df3a950eSZubair Lutfullah Kakakhel #define ACT8600_DCDC1_CTRL 0x12
31df3a950eSZubair Lutfullah Kakakhel #define ACT8600_DCDC2_VSET 0x20
32df3a950eSZubair Lutfullah Kakakhel #define ACT8600_DCDC2_CTRL 0x22
33df3a950eSZubair Lutfullah Kakakhel #define ACT8600_DCDC3_VSET 0x30
34df3a950eSZubair Lutfullah Kakakhel #define ACT8600_DCDC3_CTRL 0x32
35df3a950eSZubair Lutfullah Kakakhel #define ACT8600_SUDCDC4_VSET 0x40
36df3a950eSZubair Lutfullah Kakakhel #define ACT8600_SUDCDC4_CTRL 0x41
37df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO5_VSET 0x50
38df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO5_CTRL 0x51
39df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO6_VSET 0x60
40df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO6_CTRL 0x61
41df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO7_VSET 0x70
42df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO7_CTRL 0x71
43df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO8_VSET 0x80
44df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO8_CTRL 0x81
45df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO910_CTRL 0x91
46df3a950eSZubair Lutfullah Kakakhel #define ACT8600_APCH0 0xA1
47df3a950eSZubair Lutfullah Kakakhel #define ACT8600_APCH1 0xA8
48df3a950eSZubair Lutfullah Kakakhel #define ACT8600_APCH2 0xA9
49df3a950eSZubair Lutfullah Kakakhel #define ACT8600_APCH_STAT 0xAA
50df3a950eSZubair Lutfullah Kakakhel #define ACT8600_OTG0 0xB0
51df3a950eSZubair Lutfullah Kakakhel #define ACT8600_OTG1 0xB2
52df3a950eSZubair Lutfullah Kakakhel
53df3a950eSZubair Lutfullah Kakakhel /*
54ac0c0ea8SBeniamino Galvani * ACT8846 Global Register Map.
55ac0c0ea8SBeniamino Galvani */
56ac0c0ea8SBeniamino Galvani #define ACT8846_SYS0 0x00
57ac0c0ea8SBeniamino Galvani #define ACT8846_SYS1 0x01
58ac0c0ea8SBeniamino Galvani #define ACT8846_REG1_VSET 0x10
59ac0c0ea8SBeniamino Galvani #define ACT8846_REG1_CTRL 0x12
60ac0c0ea8SBeniamino Galvani #define ACT8846_REG2_VSET0 0x20
61ac0c0ea8SBeniamino Galvani #define ACT8846_REG2_VSET1 0x21
62ac0c0ea8SBeniamino Galvani #define ACT8846_REG2_CTRL 0x22
63ac0c0ea8SBeniamino Galvani #define ACT8846_REG3_VSET0 0x30
64ac0c0ea8SBeniamino Galvani #define ACT8846_REG3_VSET1 0x31
65ac0c0ea8SBeniamino Galvani #define ACT8846_REG3_CTRL 0x32
66ac0c0ea8SBeniamino Galvani #define ACT8846_REG4_VSET0 0x40
67ac0c0ea8SBeniamino Galvani #define ACT8846_REG4_VSET1 0x41
68ac0c0ea8SBeniamino Galvani #define ACT8846_REG4_CTRL 0x42
69ac0c0ea8SBeniamino Galvani #define ACT8846_REG5_VSET 0x50
70ac0c0ea8SBeniamino Galvani #define ACT8846_REG5_CTRL 0x51
71ac0c0ea8SBeniamino Galvani #define ACT8846_REG6_VSET 0x58
72ac0c0ea8SBeniamino Galvani #define ACT8846_REG6_CTRL 0x59
73ac0c0ea8SBeniamino Galvani #define ACT8846_REG7_VSET 0x60
74ac0c0ea8SBeniamino Galvani #define ACT8846_REG7_CTRL 0x61
75ac0c0ea8SBeniamino Galvani #define ACT8846_REG8_VSET 0x68
76ac0c0ea8SBeniamino Galvani #define ACT8846_REG8_CTRL 0x69
77ac0c0ea8SBeniamino Galvani #define ACT8846_REG9_VSET 0x70
78ac0c0ea8SBeniamino Galvani #define ACT8846_REG9_CTRL 0x71
79ac0c0ea8SBeniamino Galvani #define ACT8846_REG10_VSET 0x80
80ac0c0ea8SBeniamino Galvani #define ACT8846_REG10_CTRL 0x81
81ac0c0ea8SBeniamino Galvani #define ACT8846_REG11_VSET 0x90
82ac0c0ea8SBeniamino Galvani #define ACT8846_REG11_CTRL 0x91
83ac0c0ea8SBeniamino Galvani #define ACT8846_REG12_VSET 0xa0
84ac0c0ea8SBeniamino Galvani #define ACT8846_REG12_CTRL 0xa1
85ac0c0ea8SBeniamino Galvani #define ACT8846_REG13_CTRL 0xb1
862b17fa28SRomain Perier #define ACT8846_GLB_OFF_CTRL 0xc3
872b17fa28SRomain Perier #define ACT8846_OFF_SYSMASK 0x18
88ac0c0ea8SBeniamino Galvani
89ac0c0ea8SBeniamino Galvani /*
9033036f48SWenyou Yang * ACT8865 Global Register Map.
9133036f48SWenyou Yang */
9233036f48SWenyou Yang #define ACT8865_SYS_MODE 0x00
9333036f48SWenyou Yang #define ACT8865_SYS_CTRL 0x01
94955741a5SRaag Jadav #define ACT8865_SYS_UNLK_REGS 0x0b
9533036f48SWenyou Yang #define ACT8865_DCDC1_VSET1 0x20
9633036f48SWenyou Yang #define ACT8865_DCDC1_VSET2 0x21
9733036f48SWenyou Yang #define ACT8865_DCDC1_CTRL 0x22
98955741a5SRaag Jadav #define ACT8865_DCDC1_SUS 0x24
9933036f48SWenyou Yang #define ACT8865_DCDC2_VSET1 0x30
10033036f48SWenyou Yang #define ACT8865_DCDC2_VSET2 0x31
10133036f48SWenyou Yang #define ACT8865_DCDC2_CTRL 0x32
102955741a5SRaag Jadav #define ACT8865_DCDC2_SUS 0x34
10333036f48SWenyou Yang #define ACT8865_DCDC3_VSET1 0x40
10433036f48SWenyou Yang #define ACT8865_DCDC3_VSET2 0x41
10533036f48SWenyou Yang #define ACT8865_DCDC3_CTRL 0x42
106955741a5SRaag Jadav #define ACT8865_DCDC3_SUS 0x44
10733036f48SWenyou Yang #define ACT8865_LDO1_VSET 0x50
10833036f48SWenyou Yang #define ACT8865_LDO1_CTRL 0x51
109955741a5SRaag Jadav #define ACT8865_LDO1_SUS 0x52
11033036f48SWenyou Yang #define ACT8865_LDO2_VSET 0x54
11133036f48SWenyou Yang #define ACT8865_LDO2_CTRL 0x55
112955741a5SRaag Jadav #define ACT8865_LDO2_SUS 0x56
11333036f48SWenyou Yang #define ACT8865_LDO3_VSET 0x60
11433036f48SWenyou Yang #define ACT8865_LDO3_CTRL 0x61
115955741a5SRaag Jadav #define ACT8865_LDO3_SUS 0x62
11633036f48SWenyou Yang #define ACT8865_LDO4_VSET 0x64
11733036f48SWenyou Yang #define ACT8865_LDO4_CTRL 0x65
118955741a5SRaag Jadav #define ACT8865_LDO4_SUS 0x66
1192b17fa28SRomain Perier #define ACT8865_MSTROFF 0x20
12033036f48SWenyou Yang
12133036f48SWenyou Yang /*
12233036f48SWenyou Yang * Field Definitions.
12333036f48SWenyou Yang */
12433036f48SWenyou Yang #define ACT8865_ENA 0x80 /* ON - [7] */
125a5f888c5SMichał Mirosław #define ACT8865_DIS 0x40 /* DIS - [6] */
126a5f888c5SMichał Mirosław
12733036f48SWenyou Yang #define ACT8865_VSEL_MASK 0x3F /* VSET - [5:0] */
12833036f48SWenyou Yang
129df3a950eSZubair Lutfullah Kakakhel
130df3a950eSZubair Lutfullah Kakakhel #define ACT8600_LDO10_ENA 0x40 /* ON - [6] */
131df3a950eSZubair Lutfullah Kakakhel #define ACT8600_SUDCDC_VSEL_MASK 0xFF /* SUDCDC VSET - [7:0] */
132df3a950eSZubair Lutfullah Kakakhel
1332d09a79bSMaarten ter Huurne #define ACT8600_APCH_CHG_ACIN BIT(7)
1342d09a79bSMaarten ter Huurne #define ACT8600_APCH_CHG_USB BIT(6)
1352d09a79bSMaarten ter Huurne #define ACT8600_APCH_CSTATE0 BIT(5)
1362d09a79bSMaarten ter Huurne #define ACT8600_APCH_CSTATE1 BIT(4)
1372d09a79bSMaarten ter Huurne
13833036f48SWenyou Yang /*
13933036f48SWenyou Yang * ACT8865 voltage number
14033036f48SWenyou Yang */
14133036f48SWenyou Yang #define ACT8865_VOLTAGE_NUM 64
142f01a7bebSAxel Lin #define ACT8600_SUDCDC_VOLTAGE_NUM 256
14333036f48SWenyou Yang
14433036f48SWenyou Yang struct act8865 {
14533036f48SWenyou Yang struct regmap *regmap;
1462b17fa28SRomain Perier int off_reg;
1472b17fa28SRomain Perier int off_mask;
14833036f48SWenyou Yang };
14933036f48SWenyou Yang
150c5c9c2dfSMaarten ter Huurne static const struct regmap_range act8600_reg_ranges[] = {
151c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x00, 0x01),
152c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x10, 0x10),
153c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x12, 0x12),
154c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x20, 0x20),
155c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x22, 0x22),
156c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x30, 0x30),
157c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x32, 0x32),
158c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x40, 0x41),
159c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x50, 0x51),
160c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x60, 0x61),
161c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x70, 0x71),
162c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x80, 0x81),
163c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x91, 0x91),
164c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xA1, 0xA1),
165c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xA8, 0xAA),
166c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xB0, 0xB0),
167c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xB2, 0xB2),
168c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xC1, 0xC1),
169c5c9c2dfSMaarten ter Huurne };
170c5c9c2dfSMaarten ter Huurne
171c5c9c2dfSMaarten ter Huurne static const struct regmap_range act8600_reg_ro_ranges[] = {
172c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xAA, 0xAA),
173c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xC1, 0xC1),
174c5c9c2dfSMaarten ter Huurne };
175c5c9c2dfSMaarten ter Huurne
176c5c9c2dfSMaarten ter Huurne static const struct regmap_range act8600_reg_volatile_ranges[] = {
177c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x00, 0x01),
178c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x12, 0x12),
179c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x22, 0x22),
180c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x32, 0x32),
181c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x41, 0x41),
182c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x51, 0x51),
183c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x61, 0x61),
184c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x71, 0x71),
185c5c9c2dfSMaarten ter Huurne regmap_reg_range(0x81, 0x81),
186c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xA8, 0xA8),
187c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xAA, 0xAA),
188c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xB0, 0xB0),
189c5c9c2dfSMaarten ter Huurne regmap_reg_range(0xC1, 0xC1),
190c5c9c2dfSMaarten ter Huurne };
191c5c9c2dfSMaarten ter Huurne
192c5c9c2dfSMaarten ter Huurne static const struct regmap_access_table act8600_write_ranges_table = {
193c5c9c2dfSMaarten ter Huurne .yes_ranges = act8600_reg_ranges,
194c5c9c2dfSMaarten ter Huurne .n_yes_ranges = ARRAY_SIZE(act8600_reg_ranges),
195c5c9c2dfSMaarten ter Huurne .no_ranges = act8600_reg_ro_ranges,
196c5c9c2dfSMaarten ter Huurne .n_no_ranges = ARRAY_SIZE(act8600_reg_ro_ranges),
197c5c9c2dfSMaarten ter Huurne };
198c5c9c2dfSMaarten ter Huurne
199c5c9c2dfSMaarten ter Huurne static const struct regmap_access_table act8600_read_ranges_table = {
200c5c9c2dfSMaarten ter Huurne .yes_ranges = act8600_reg_ranges,
201c5c9c2dfSMaarten ter Huurne .n_yes_ranges = ARRAY_SIZE(act8600_reg_ranges),
202c5c9c2dfSMaarten ter Huurne };
203c5c9c2dfSMaarten ter Huurne
204c5c9c2dfSMaarten ter Huurne static const struct regmap_access_table act8600_volatile_ranges_table = {
205c5c9c2dfSMaarten ter Huurne .yes_ranges = act8600_reg_volatile_ranges,
206c5c9c2dfSMaarten ter Huurne .n_yes_ranges = ARRAY_SIZE(act8600_reg_volatile_ranges),
207c5c9c2dfSMaarten ter Huurne };
208c5c9c2dfSMaarten ter Huurne
209c5c9c2dfSMaarten ter Huurne static const struct regmap_config act8600_regmap_config = {
210c5c9c2dfSMaarten ter Huurne .reg_bits = 8,
211c5c9c2dfSMaarten ter Huurne .val_bits = 8,
212c5c9c2dfSMaarten ter Huurne .max_register = 0xFF,
213c5c9c2dfSMaarten ter Huurne .wr_table = &act8600_write_ranges_table,
214c5c9c2dfSMaarten ter Huurne .rd_table = &act8600_read_ranges_table,
215c5c9c2dfSMaarten ter Huurne .volatile_table = &act8600_volatile_ranges_table,
216c5c9c2dfSMaarten ter Huurne };
217c5c9c2dfSMaarten ter Huurne
21833036f48SWenyou Yang static const struct regmap_config act8865_regmap_config = {
21933036f48SWenyou Yang .reg_bits = 8,
22033036f48SWenyou Yang .val_bits = 8,
22133036f48SWenyou Yang };
22233036f48SWenyou Yang
22360ab7f41SMatti Vaittinen static const struct linear_range act8865_voltage_ranges[] = {
22433036f48SWenyou Yang REGULATOR_LINEAR_RANGE(600000, 0, 23, 25000),
22533036f48SWenyou Yang REGULATOR_LINEAR_RANGE(1200000, 24, 47, 50000),
22633036f48SWenyou Yang REGULATOR_LINEAR_RANGE(2400000, 48, 63, 100000),
22733036f48SWenyou Yang };
22833036f48SWenyou Yang
22960ab7f41SMatti Vaittinen static const struct linear_range act8600_sudcdc_voltage_ranges[] = {
230df3a950eSZubair Lutfullah Kakakhel REGULATOR_LINEAR_RANGE(3000000, 0, 63, 0),
231df3a950eSZubair Lutfullah Kakakhel REGULATOR_LINEAR_RANGE(3000000, 64, 159, 100000),
232df3a950eSZubair Lutfullah Kakakhel REGULATOR_LINEAR_RANGE(12600000, 160, 191, 200000),
233f01a7bebSAxel Lin REGULATOR_LINEAR_RANGE(19000000, 192, 247, 400000),
234f01a7bebSAxel Lin REGULATOR_LINEAR_RANGE(41400000, 248, 255, 0),
235df3a950eSZubair Lutfullah Kakakhel };
236df3a950eSZubair Lutfullah Kakakhel
act8865_set_suspend_state(struct regulator_dev * rdev,bool enable)237955741a5SRaag Jadav static int act8865_set_suspend_state(struct regulator_dev *rdev, bool enable)
238955741a5SRaag Jadav {
239955741a5SRaag Jadav struct regmap *regmap = rdev->regmap;
240955741a5SRaag Jadav int id = rdev->desc->id, reg, val;
241955741a5SRaag Jadav
242955741a5SRaag Jadav switch (id) {
243955741a5SRaag Jadav case ACT8865_ID_DCDC1:
244955741a5SRaag Jadav reg = ACT8865_DCDC1_SUS;
245955741a5SRaag Jadav val = 0xa8;
246955741a5SRaag Jadav break;
247955741a5SRaag Jadav case ACT8865_ID_DCDC2:
248955741a5SRaag Jadav reg = ACT8865_DCDC2_SUS;
249955741a5SRaag Jadav val = 0xa8;
250955741a5SRaag Jadav break;
251955741a5SRaag Jadav case ACT8865_ID_DCDC3:
252955741a5SRaag Jadav reg = ACT8865_DCDC3_SUS;
253955741a5SRaag Jadav val = 0xa8;
254955741a5SRaag Jadav break;
255955741a5SRaag Jadav case ACT8865_ID_LDO1:
256955741a5SRaag Jadav reg = ACT8865_LDO1_SUS;
257955741a5SRaag Jadav val = 0xe8;
258955741a5SRaag Jadav break;
259955741a5SRaag Jadav case ACT8865_ID_LDO2:
260955741a5SRaag Jadav reg = ACT8865_LDO2_SUS;
261955741a5SRaag Jadav val = 0xe8;
262955741a5SRaag Jadav break;
263955741a5SRaag Jadav case ACT8865_ID_LDO3:
264955741a5SRaag Jadav reg = ACT8865_LDO3_SUS;
265955741a5SRaag Jadav val = 0xe8;
266955741a5SRaag Jadav break;
267955741a5SRaag Jadav case ACT8865_ID_LDO4:
268955741a5SRaag Jadav reg = ACT8865_LDO4_SUS;
269955741a5SRaag Jadav val = 0xe8;
270955741a5SRaag Jadav break;
271955741a5SRaag Jadav default:
272955741a5SRaag Jadav return -EINVAL;
273955741a5SRaag Jadav }
274955741a5SRaag Jadav
275955741a5SRaag Jadav if (enable)
276955741a5SRaag Jadav val |= BIT(4);
277955741a5SRaag Jadav
278955741a5SRaag Jadav /*
279955741a5SRaag Jadav * Ask the PMIC to enable/disable this output when entering hibernate
280955741a5SRaag Jadav * mode.
281955741a5SRaag Jadav */
282955741a5SRaag Jadav return regmap_write(regmap, reg, val);
283955741a5SRaag Jadav }
284955741a5SRaag Jadav
act8865_set_suspend_enable(struct regulator_dev * rdev)285955741a5SRaag Jadav static int act8865_set_suspend_enable(struct regulator_dev *rdev)
286955741a5SRaag Jadav {
287955741a5SRaag Jadav return act8865_set_suspend_state(rdev, true);
288955741a5SRaag Jadav }
289955741a5SRaag Jadav
act8865_set_suspend_disable(struct regulator_dev * rdev)290955741a5SRaag Jadav static int act8865_set_suspend_disable(struct regulator_dev *rdev)
291955741a5SRaag Jadav {
292955741a5SRaag Jadav return act8865_set_suspend_state(rdev, false);
293955741a5SRaag Jadav }
294955741a5SRaag Jadav
act8865_of_map_mode(unsigned int mode)295955741a5SRaag Jadav static unsigned int act8865_of_map_mode(unsigned int mode)
296955741a5SRaag Jadav {
297955741a5SRaag Jadav switch (mode) {
298955741a5SRaag Jadav case ACT8865_REGULATOR_MODE_FIXED:
299955741a5SRaag Jadav return REGULATOR_MODE_FAST;
300955741a5SRaag Jadav case ACT8865_REGULATOR_MODE_NORMAL:
301955741a5SRaag Jadav return REGULATOR_MODE_NORMAL;
302955741a5SRaag Jadav case ACT8865_REGULATOR_MODE_LOWPOWER:
303955741a5SRaag Jadav return REGULATOR_MODE_STANDBY;
304955741a5SRaag Jadav default:
305955741a5SRaag Jadav return REGULATOR_MODE_INVALID;
306955741a5SRaag Jadav }
307955741a5SRaag Jadav }
308955741a5SRaag Jadav
act8865_set_mode(struct regulator_dev * rdev,unsigned int mode)309955741a5SRaag Jadav static int act8865_set_mode(struct regulator_dev *rdev, unsigned int mode)
310955741a5SRaag Jadav {
311955741a5SRaag Jadav struct regmap *regmap = rdev->regmap;
312955741a5SRaag Jadav int id = rdev_get_id(rdev);
313955741a5SRaag Jadav int reg, val = 0;
314955741a5SRaag Jadav
315955741a5SRaag Jadav switch (id) {
316955741a5SRaag Jadav case ACT8865_ID_DCDC1:
317955741a5SRaag Jadav reg = ACT8865_DCDC1_CTRL;
318955741a5SRaag Jadav break;
319955741a5SRaag Jadav case ACT8865_ID_DCDC2:
320955741a5SRaag Jadav reg = ACT8865_DCDC2_CTRL;
321955741a5SRaag Jadav break;
322955741a5SRaag Jadav case ACT8865_ID_DCDC3:
323955741a5SRaag Jadav reg = ACT8865_DCDC3_CTRL;
324955741a5SRaag Jadav break;
325955741a5SRaag Jadav case ACT8865_ID_LDO1:
326955741a5SRaag Jadav reg = ACT8865_LDO1_CTRL;
327955741a5SRaag Jadav break;
328955741a5SRaag Jadav case ACT8865_ID_LDO2:
329955741a5SRaag Jadav reg = ACT8865_LDO2_CTRL;
330955741a5SRaag Jadav break;
331955741a5SRaag Jadav case ACT8865_ID_LDO3:
332955741a5SRaag Jadav reg = ACT8865_LDO3_CTRL;
333955741a5SRaag Jadav break;
334955741a5SRaag Jadav case ACT8865_ID_LDO4:
335955741a5SRaag Jadav reg = ACT8865_LDO4_CTRL;
336955741a5SRaag Jadav break;
337955741a5SRaag Jadav default:
338955741a5SRaag Jadav return -EINVAL;
339955741a5SRaag Jadav }
340955741a5SRaag Jadav
341955741a5SRaag Jadav switch (mode) {
342955741a5SRaag Jadav case REGULATOR_MODE_FAST:
343955741a5SRaag Jadav case REGULATOR_MODE_NORMAL:
344955741a5SRaag Jadav if (id <= ACT8865_ID_DCDC3)
345955741a5SRaag Jadav val = BIT(5);
346955741a5SRaag Jadav break;
347955741a5SRaag Jadav case REGULATOR_MODE_STANDBY:
348955741a5SRaag Jadav if (id > ACT8865_ID_DCDC3)
349955741a5SRaag Jadav val = BIT(5);
350955741a5SRaag Jadav break;
351955741a5SRaag Jadav default:
352955741a5SRaag Jadav return -EINVAL;
353955741a5SRaag Jadav }
354955741a5SRaag Jadav
355955741a5SRaag Jadav return regmap_update_bits(regmap, reg, BIT(5), val);
356955741a5SRaag Jadav }
357955741a5SRaag Jadav
act8865_get_mode(struct regulator_dev * rdev)358955741a5SRaag Jadav static unsigned int act8865_get_mode(struct regulator_dev *rdev)
359955741a5SRaag Jadav {
360955741a5SRaag Jadav struct regmap *regmap = rdev->regmap;
361955741a5SRaag Jadav int id = rdev_get_id(rdev);
362955741a5SRaag Jadav int reg, ret, val = 0;
363955741a5SRaag Jadav
364955741a5SRaag Jadav switch (id) {
365955741a5SRaag Jadav case ACT8865_ID_DCDC1:
366955741a5SRaag Jadav reg = ACT8865_DCDC1_CTRL;
367955741a5SRaag Jadav break;
368955741a5SRaag Jadav case ACT8865_ID_DCDC2:
369955741a5SRaag Jadav reg = ACT8865_DCDC2_CTRL;
370955741a5SRaag Jadav break;
371955741a5SRaag Jadav case ACT8865_ID_DCDC3:
372955741a5SRaag Jadav reg = ACT8865_DCDC3_CTRL;
373955741a5SRaag Jadav break;
374955741a5SRaag Jadav case ACT8865_ID_LDO1:
375955741a5SRaag Jadav reg = ACT8865_LDO1_CTRL;
376955741a5SRaag Jadav break;
377955741a5SRaag Jadav case ACT8865_ID_LDO2:
378955741a5SRaag Jadav reg = ACT8865_LDO2_CTRL;
379955741a5SRaag Jadav break;
380955741a5SRaag Jadav case ACT8865_ID_LDO3:
381955741a5SRaag Jadav reg = ACT8865_LDO3_CTRL;
382955741a5SRaag Jadav break;
383955741a5SRaag Jadav case ACT8865_ID_LDO4:
384955741a5SRaag Jadav reg = ACT8865_LDO4_CTRL;
385955741a5SRaag Jadav break;
386955741a5SRaag Jadav default:
387955741a5SRaag Jadav return -EINVAL;
388955741a5SRaag Jadav }
389955741a5SRaag Jadav
390955741a5SRaag Jadav ret = regmap_read(regmap, reg, &val);
391955741a5SRaag Jadav if (ret)
392955741a5SRaag Jadav return ret;
393955741a5SRaag Jadav
394955741a5SRaag Jadav if (id <= ACT8865_ID_DCDC3 && (val & BIT(5)))
395955741a5SRaag Jadav return REGULATOR_MODE_FAST;
396955741a5SRaag Jadav else if (id > ACT8865_ID_DCDC3 && !(val & BIT(5)))
397955741a5SRaag Jadav return REGULATOR_MODE_NORMAL;
398955741a5SRaag Jadav else
399955741a5SRaag Jadav return REGULATOR_MODE_STANDBY;
400955741a5SRaag Jadav }
401955741a5SRaag Jadav
4027cae255dSAxel Lin static const struct regulator_ops act8865_ops = {
40333036f48SWenyou Yang .list_voltage = regulator_list_voltage_linear_range,
40433036f48SWenyou Yang .map_voltage = regulator_map_voltage_linear_range,
40533036f48SWenyou Yang .get_voltage_sel = regulator_get_voltage_sel_regmap,
40633036f48SWenyou Yang .set_voltage_sel = regulator_set_voltage_sel_regmap,
40733036f48SWenyou Yang .enable = regulator_enable_regmap,
40833036f48SWenyou Yang .disable = regulator_disable_regmap,
409955741a5SRaag Jadav .set_mode = act8865_set_mode,
410955741a5SRaag Jadav .get_mode = act8865_get_mode,
41133036f48SWenyou Yang .is_enabled = regulator_is_enabled_regmap,
412955741a5SRaag Jadav .set_suspend_enable = act8865_set_suspend_enable,
413955741a5SRaag Jadav .set_suspend_disable = act8865_set_suspend_disable,
41433036f48SWenyou Yang };
41533036f48SWenyou Yang
416a5f888c5SMichał Mirosław static const struct regulator_ops act8865_ldo_ops = {
417a5f888c5SMichał Mirosław .list_voltage = regulator_list_voltage_linear_range,
418a5f888c5SMichał Mirosław .map_voltage = regulator_map_voltage_linear_range,
419a5f888c5SMichał Mirosław .get_voltage_sel = regulator_get_voltage_sel_regmap,
420a5f888c5SMichał Mirosław .set_voltage_sel = regulator_set_voltage_sel_regmap,
421a5f888c5SMichał Mirosław .enable = regulator_enable_regmap,
422a5f888c5SMichał Mirosław .disable = regulator_disable_regmap,
423955741a5SRaag Jadav .set_mode = act8865_set_mode,
424955741a5SRaag Jadav .get_mode = act8865_get_mode,
425a5f888c5SMichał Mirosław .is_enabled = regulator_is_enabled_regmap,
426955741a5SRaag Jadav .set_suspend_enable = act8865_set_suspend_enable,
427955741a5SRaag Jadav .set_suspend_disable = act8865_set_suspend_disable,
428a5f888c5SMichał Mirosław .set_pull_down = regulator_set_pull_down_regmap,
429a5f888c5SMichał Mirosław };
430a5f888c5SMichał Mirosław
431cd81a91dSMichał Mirosław static const struct regulator_ops act8865_fixed_ldo_ops = {
432df3a950eSZubair Lutfullah Kakakhel .enable = regulator_enable_regmap,
433df3a950eSZubair Lutfullah Kakakhel .disable = regulator_disable_regmap,
434df3a950eSZubair Lutfullah Kakakhel .is_enabled = regulator_is_enabled_regmap,
435df3a950eSZubair Lutfullah Kakakhel };
436df3a950eSZubair Lutfullah Kakakhel
437a5f888c5SMichał Mirosław #define ACT88xx_REG_(_name, _family, _id, _vsel_reg, _supply, _ops) \
43850a03e35SBeniamino Galvani [_family##_ID_##_id] = { \
43950a03e35SBeniamino Galvani .name = _name, \
440253c9c79SAxel Lin .of_match = of_match_ptr(_name), \
441955741a5SRaag Jadav .of_map_mode = act8865_of_map_mode, \
442253c9c79SAxel Lin .regulators_node = of_match_ptr("regulators"), \
443c8b263ccSHeiko Stuebner .supply_name = _supply, \
44450a03e35SBeniamino Galvani .id = _family##_ID_##_id, \
44550a03e35SBeniamino Galvani .type = REGULATOR_VOLTAGE, \
446a5f888c5SMichał Mirosław .ops = _ops, \
44750a03e35SBeniamino Galvani .n_voltages = ACT8865_VOLTAGE_NUM, \
44850a03e35SBeniamino Galvani .linear_ranges = act8865_voltage_ranges, \
44950a03e35SBeniamino Galvani .n_linear_ranges = ARRAY_SIZE(act8865_voltage_ranges), \
45050a03e35SBeniamino Galvani .vsel_reg = _family##_##_id##_##_vsel_reg, \
45150a03e35SBeniamino Galvani .vsel_mask = ACT8865_VSEL_MASK, \
45250a03e35SBeniamino Galvani .enable_reg = _family##_##_id##_CTRL, \
45350a03e35SBeniamino Galvani .enable_mask = ACT8865_ENA, \
454a5f888c5SMichał Mirosław .pull_down_reg = _family##_##_id##_CTRL, \
455a5f888c5SMichał Mirosław .pull_down_mask = ACT8865_DIS, \
45650a03e35SBeniamino Galvani .owner = THIS_MODULE, \
45750a03e35SBeniamino Galvani }
45850a03e35SBeniamino Galvani
459a5f888c5SMichał Mirosław #define ACT88xx_REG(_name, _family, _id, _vsel_reg, _supply) \
460a5f888c5SMichał Mirosław ACT88xx_REG_(_name, _family, _id, _vsel_reg, _supply, &act8865_ops)
461a5f888c5SMichał Mirosław
462a5f888c5SMichał Mirosław #define ACT88xx_LDO(_name, _family, _id, _vsel_reg, _supply) \
463a5f888c5SMichał Mirosław ACT88xx_REG_(_name, _family, _id, _vsel_reg, _supply, &act8865_ldo_ops)
464a5f888c5SMichał Mirosław
465df3a950eSZubair Lutfullah Kakakhel static const struct regulator_desc act8600_regulators[] = {
466c8b263ccSHeiko Stuebner ACT88xx_REG("DCDC1", ACT8600, DCDC1, VSET, "vp1"),
467c8b263ccSHeiko Stuebner ACT88xx_REG("DCDC2", ACT8600, DCDC2, VSET, "vp2"),
468c8b263ccSHeiko Stuebner ACT88xx_REG("DCDC3", ACT8600, DCDC3, VSET, "vp3"),
469df3a950eSZubair Lutfullah Kakakhel {
470df3a950eSZubair Lutfullah Kakakhel .name = "SUDCDC_REG4",
471253c9c79SAxel Lin .of_match = of_match_ptr("SUDCDC_REG4"),
472253c9c79SAxel Lin .regulators_node = of_match_ptr("regulators"),
473df3a950eSZubair Lutfullah Kakakhel .id = ACT8600_ID_SUDCDC4,
474df3a950eSZubair Lutfullah Kakakhel .ops = &act8865_ops,
475df3a950eSZubair Lutfullah Kakakhel .type = REGULATOR_VOLTAGE,
476df3a950eSZubair Lutfullah Kakakhel .n_voltages = ACT8600_SUDCDC_VOLTAGE_NUM,
477df3a950eSZubair Lutfullah Kakakhel .linear_ranges = act8600_sudcdc_voltage_ranges,
478df3a950eSZubair Lutfullah Kakakhel .n_linear_ranges = ARRAY_SIZE(act8600_sudcdc_voltage_ranges),
479df3a950eSZubair Lutfullah Kakakhel .vsel_reg = ACT8600_SUDCDC4_VSET,
480df3a950eSZubair Lutfullah Kakakhel .vsel_mask = ACT8600_SUDCDC_VSEL_MASK,
481df3a950eSZubair Lutfullah Kakakhel .enable_reg = ACT8600_SUDCDC4_CTRL,
482df3a950eSZubair Lutfullah Kakakhel .enable_mask = ACT8865_ENA,
483df3a950eSZubair Lutfullah Kakakhel .owner = THIS_MODULE,
484df3a950eSZubair Lutfullah Kakakhel },
485c8b263ccSHeiko Stuebner ACT88xx_REG("LDO5", ACT8600, LDO5, VSET, "inl"),
486c8b263ccSHeiko Stuebner ACT88xx_REG("LDO6", ACT8600, LDO6, VSET, "inl"),
487c8b263ccSHeiko Stuebner ACT88xx_REG("LDO7", ACT8600, LDO7, VSET, "inl"),
488c8b263ccSHeiko Stuebner ACT88xx_REG("LDO8", ACT8600, LDO8, VSET, "inl"),
489df3a950eSZubair Lutfullah Kakakhel {
490df3a950eSZubair Lutfullah Kakakhel .name = "LDO_REG9",
491253c9c79SAxel Lin .of_match = of_match_ptr("LDO_REG9"),
492253c9c79SAxel Lin .regulators_node = of_match_ptr("regulators"),
493df3a950eSZubair Lutfullah Kakakhel .id = ACT8600_ID_LDO9,
494cd81a91dSMichał Mirosław .ops = &act8865_fixed_ldo_ops,
495df3a950eSZubair Lutfullah Kakakhel .type = REGULATOR_VOLTAGE,
496df3a950eSZubair Lutfullah Kakakhel .n_voltages = 1,
49779b5d026SMaarten ter Huurne .fixed_uV = 3300000,
498df3a950eSZubair Lutfullah Kakakhel .enable_reg = ACT8600_LDO910_CTRL,
499df3a950eSZubair Lutfullah Kakakhel .enable_mask = ACT8865_ENA,
500df3a950eSZubair Lutfullah Kakakhel .owner = THIS_MODULE,
501df3a950eSZubair Lutfullah Kakakhel },
502df3a950eSZubair Lutfullah Kakakhel {
503df3a950eSZubair Lutfullah Kakakhel .name = "LDO_REG10",
504253c9c79SAxel Lin .of_match = of_match_ptr("LDO_REG10"),
505253c9c79SAxel Lin .regulators_node = of_match_ptr("regulators"),
506df3a950eSZubair Lutfullah Kakakhel .id = ACT8600_ID_LDO10,
507cd81a91dSMichał Mirosław .ops = &act8865_fixed_ldo_ops,
508df3a950eSZubair Lutfullah Kakakhel .type = REGULATOR_VOLTAGE,
509df3a950eSZubair Lutfullah Kakakhel .n_voltages = 1,
510df3a950eSZubair Lutfullah Kakakhel .fixed_uV = 1200000,
511df3a950eSZubair Lutfullah Kakakhel .enable_reg = ACT8600_LDO910_CTRL,
512df3a950eSZubair Lutfullah Kakakhel .enable_mask = ACT8600_LDO10_ENA,
513df3a950eSZubair Lutfullah Kakakhel .owner = THIS_MODULE,
514df3a950eSZubair Lutfullah Kakakhel },
515df3a950eSZubair Lutfullah Kakakhel };
516df3a950eSZubair Lutfullah Kakakhel
517ac0c0ea8SBeniamino Galvani static const struct regulator_desc act8846_regulators[] = {
518c8b263ccSHeiko Stuebner ACT88xx_REG("REG1", ACT8846, REG1, VSET, "vp1"),
519c8b263ccSHeiko Stuebner ACT88xx_REG("REG2", ACT8846, REG2, VSET0, "vp2"),
520c8b263ccSHeiko Stuebner ACT88xx_REG("REG3", ACT8846, REG3, VSET0, "vp3"),
521c8b263ccSHeiko Stuebner ACT88xx_REG("REG4", ACT8846, REG4, VSET0, "vp4"),
522c8b263ccSHeiko Stuebner ACT88xx_REG("REG5", ACT8846, REG5, VSET, "inl1"),
523c8b263ccSHeiko Stuebner ACT88xx_REG("REG6", ACT8846, REG6, VSET, "inl1"),
524c8b263ccSHeiko Stuebner ACT88xx_REG("REG7", ACT8846, REG7, VSET, "inl1"),
525c8b263ccSHeiko Stuebner ACT88xx_REG("REG8", ACT8846, REG8, VSET, "inl2"),
526c8b263ccSHeiko Stuebner ACT88xx_REG("REG9", ACT8846, REG9, VSET, "inl2"),
527c8b263ccSHeiko Stuebner ACT88xx_REG("REG10", ACT8846, REG10, VSET, "inl3"),
528c8b263ccSHeiko Stuebner ACT88xx_REG("REG11", ACT8846, REG11, VSET, "inl3"),
529c8b263ccSHeiko Stuebner ACT88xx_REG("REG12", ACT8846, REG12, VSET, "inl3"),
530ac0c0ea8SBeniamino Galvani };
531ac0c0ea8SBeniamino Galvani
53250a03e35SBeniamino Galvani static const struct regulator_desc act8865_regulators[] = {
533c8b263ccSHeiko Stuebner ACT88xx_REG("DCDC_REG1", ACT8865, DCDC1, VSET1, "vp1"),
534c8b263ccSHeiko Stuebner ACT88xx_REG("DCDC_REG2", ACT8865, DCDC2, VSET1, "vp2"),
535c8b263ccSHeiko Stuebner ACT88xx_REG("DCDC_REG3", ACT8865, DCDC3, VSET1, "vp3"),
536a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG1", ACT8865, LDO1, VSET, "inl45"),
537a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG2", ACT8865, LDO2, VSET, "inl45"),
538a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG3", ACT8865, LDO3, VSET, "inl67"),
539a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG4", ACT8865, LDO4, VSET, "inl67"),
54033036f48SWenyou Yang };
54133036f48SWenyou Yang
542c86dc03eSWenyou Yang static const struct regulator_desc act8865_alt_regulators[] = {
543c86dc03eSWenyou Yang ACT88xx_REG("DCDC_REG1", ACT8865, DCDC1, VSET2, "vp1"),
544c86dc03eSWenyou Yang ACT88xx_REG("DCDC_REG2", ACT8865, DCDC2, VSET2, "vp2"),
545c86dc03eSWenyou Yang ACT88xx_REG("DCDC_REG3", ACT8865, DCDC3, VSET2, "vp3"),
546a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG1", ACT8865, LDO1, VSET, "inl45"),
547a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG2", ACT8865, LDO2, VSET, "inl45"),
548a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG3", ACT8865, LDO3, VSET, "inl67"),
549a5f888c5SMichał Mirosław ACT88xx_LDO("LDO_REG4", ACT8865, LDO4, VSET, "inl67"),
550c86dc03eSWenyou Yang };
551c86dc03eSWenyou Yang
55233036f48SWenyou Yang #ifdef CONFIG_OF
55333036f48SWenyou Yang static const struct of_device_id act8865_dt_ids[] = {
554df3a950eSZubair Lutfullah Kakakhel { .compatible = "active-semi,act8600", .data = (void *)ACT8600 },
555ac0c0ea8SBeniamino Galvani { .compatible = "active-semi,act8846", .data = (void *)ACT8846 },
55650a03e35SBeniamino Galvani { .compatible = "active-semi,act8865", .data = (void *)ACT8865 },
55733036f48SWenyou Yang { }
55833036f48SWenyou Yang };
55933036f48SWenyou Yang MODULE_DEVICE_TABLE(of, act8865_dt_ids);
56033036f48SWenyou Yang #endif
56133036f48SWenyou Yang
act8865_get_regulator_data(int id,struct act8865_platform_data * pdata)562005e4685SMaarten ter Huurne static struct act8865_regulator_data *act8865_get_regulator_data(
563005e4685SMaarten ter Huurne int id, struct act8865_platform_data *pdata)
56448a1e1b5SBeniamino Galvani {
56548a1e1b5SBeniamino Galvani int i;
56648a1e1b5SBeniamino Galvani
56748a1e1b5SBeniamino Galvani for (i = 0; i < pdata->num_regulators; i++) {
56848a1e1b5SBeniamino Galvani if (pdata->regulators[i].id == id)
569005e4685SMaarten ter Huurne return &pdata->regulators[i];
57048a1e1b5SBeniamino Galvani }
57148a1e1b5SBeniamino Galvani
57248a1e1b5SBeniamino Galvani return NULL;
57348a1e1b5SBeniamino Galvani }
57448a1e1b5SBeniamino Galvani
5752b17fa28SRomain Perier static struct i2c_client *act8865_i2c_client;
act8865_power_off(void)5762b17fa28SRomain Perier static void act8865_power_off(void)
5772b17fa28SRomain Perier {
5782b17fa28SRomain Perier struct act8865 *act8865;
5792b17fa28SRomain Perier
5802b17fa28SRomain Perier act8865 = i2c_get_clientdata(act8865_i2c_client);
5812b17fa28SRomain Perier regmap_write(act8865->regmap, act8865->off_reg, act8865->off_mask);
5822b17fa28SRomain Perier while (1);
5832b17fa28SRomain Perier }
5842b17fa28SRomain Perier
act8600_charger_get_status(struct regmap * map)5852d09a79bSMaarten ter Huurne static int act8600_charger_get_status(struct regmap *map)
5862d09a79bSMaarten ter Huurne {
5872d09a79bSMaarten ter Huurne unsigned int val;
5882d09a79bSMaarten ter Huurne int ret;
5892d09a79bSMaarten ter Huurne u8 state0, state1;
5902d09a79bSMaarten ter Huurne
5912d09a79bSMaarten ter Huurne ret = regmap_read(map, ACT8600_APCH_STAT, &val);
5922d09a79bSMaarten ter Huurne if (ret < 0)
5932d09a79bSMaarten ter Huurne return ret;
5942d09a79bSMaarten ter Huurne
5952d09a79bSMaarten ter Huurne state0 = val & ACT8600_APCH_CSTATE0;
5962d09a79bSMaarten ter Huurne state1 = val & ACT8600_APCH_CSTATE1;
5972d09a79bSMaarten ter Huurne
5982d09a79bSMaarten ter Huurne if (state0 && !state1)
5992d09a79bSMaarten ter Huurne return POWER_SUPPLY_STATUS_CHARGING;
6002d09a79bSMaarten ter Huurne if (!state0 && state1)
6012d09a79bSMaarten ter Huurne return POWER_SUPPLY_STATUS_NOT_CHARGING;
6022d09a79bSMaarten ter Huurne if (!state0 && !state1)
6032d09a79bSMaarten ter Huurne return POWER_SUPPLY_STATUS_DISCHARGING;
6042d09a79bSMaarten ter Huurne
6052d09a79bSMaarten ter Huurne return POWER_SUPPLY_STATUS_UNKNOWN;
6062d09a79bSMaarten ter Huurne }
6072d09a79bSMaarten ter Huurne
act8600_charger_get_property(struct power_supply * psy,enum power_supply_property psp,union power_supply_propval * val)6082d09a79bSMaarten ter Huurne static int act8600_charger_get_property(struct power_supply *psy,
6092d09a79bSMaarten ter Huurne enum power_supply_property psp, union power_supply_propval *val)
6102d09a79bSMaarten ter Huurne {
6112d09a79bSMaarten ter Huurne struct regmap *map = power_supply_get_drvdata(psy);
6122d09a79bSMaarten ter Huurne int ret;
6132d09a79bSMaarten ter Huurne
6142d09a79bSMaarten ter Huurne switch (psp) {
6152d09a79bSMaarten ter Huurne case POWER_SUPPLY_PROP_STATUS:
6162d09a79bSMaarten ter Huurne ret = act8600_charger_get_status(map);
6172d09a79bSMaarten ter Huurne if (ret < 0)
6182d09a79bSMaarten ter Huurne return ret;
6192d09a79bSMaarten ter Huurne
6202d09a79bSMaarten ter Huurne val->intval = ret;
6212d09a79bSMaarten ter Huurne break;
6222d09a79bSMaarten ter Huurne default:
6232d09a79bSMaarten ter Huurne return -EINVAL;
6242d09a79bSMaarten ter Huurne }
6252d09a79bSMaarten ter Huurne
6262d09a79bSMaarten ter Huurne return 0;
6272d09a79bSMaarten ter Huurne }
6282d09a79bSMaarten ter Huurne
6292d09a79bSMaarten ter Huurne static enum power_supply_property act8600_charger_properties[] = {
6302d09a79bSMaarten ter Huurne POWER_SUPPLY_PROP_STATUS,
6312d09a79bSMaarten ter Huurne };
6322d09a79bSMaarten ter Huurne
6332d09a79bSMaarten ter Huurne static const struct power_supply_desc act8600_charger_desc = {
6342d09a79bSMaarten ter Huurne .name = "act8600-charger",
6352d09a79bSMaarten ter Huurne .type = POWER_SUPPLY_TYPE_BATTERY,
6362d09a79bSMaarten ter Huurne .properties = act8600_charger_properties,
6372d09a79bSMaarten ter Huurne .num_properties = ARRAY_SIZE(act8600_charger_properties),
6382d09a79bSMaarten ter Huurne .get_property = act8600_charger_get_property,
6392d09a79bSMaarten ter Huurne };
6402d09a79bSMaarten ter Huurne
act8600_charger_probe(struct device * dev,struct regmap * regmap)6412d09a79bSMaarten ter Huurne static int act8600_charger_probe(struct device *dev, struct regmap *regmap)
6422d09a79bSMaarten ter Huurne {
6432d09a79bSMaarten ter Huurne struct power_supply *charger;
6442d09a79bSMaarten ter Huurne struct power_supply_config cfg = {
6452d09a79bSMaarten ter Huurne .drv_data = regmap,
6462d09a79bSMaarten ter Huurne .of_node = dev->of_node,
6472d09a79bSMaarten ter Huurne };
6482d09a79bSMaarten ter Huurne
6492d09a79bSMaarten ter Huurne charger = devm_power_supply_register(dev, &act8600_charger_desc, &cfg);
6502d09a79bSMaarten ter Huurne
6511889c6e6Skbuild test robot return PTR_ERR_OR_ZERO(charger);
6522d09a79bSMaarten ter Huurne }
6532d09a79bSMaarten ter Huurne
act8865_pmic_probe(struct i2c_client * client)6543d2a78aeSUwe Kleine-König static int act8865_pmic_probe(struct i2c_client *client)
65533036f48SWenyou Yang {
6563d2a78aeSUwe Kleine-König const struct i2c_device_id *i2c_id = i2c_client_get_device_id(client);
657abea1bb0SMaarten ter Huurne const struct regulator_desc *regulators;
658253c9c79SAxel Lin struct act8865_platform_data *pdata = NULL;
65933036f48SWenyou Yang struct device *dev = &client->dev;
66050a03e35SBeniamino Galvani int i, ret, num_regulators;
66133036f48SWenyou Yang struct act8865 *act8865;
662c5c9c2dfSMaarten ter Huurne const struct regmap_config *regmap_config;
66350a03e35SBeniamino Galvani unsigned long type;
6642b17fa28SRomain Perier int off_reg, off_mask;
665c86dc03eSWenyou Yang int voltage_select = 0;
66650a03e35SBeniamino Galvani
667253c9c79SAxel Lin if (dev->of_node) {
66833036f48SWenyou Yang const struct of_device_id *id;
66933036f48SWenyou Yang
67033036f48SWenyou Yang id = of_match_device(of_match_ptr(act8865_dt_ids), dev);
67133036f48SWenyou Yang if (!id)
67233036f48SWenyou Yang return -ENODEV;
67333036f48SWenyou Yang
67450a03e35SBeniamino Galvani type = (unsigned long) id->data;
675c86dc03eSWenyou Yang
676c86dc03eSWenyou Yang voltage_select = !!of_get_property(dev->of_node,
677c86dc03eSWenyou Yang "active-semi,vsel-high",
678c86dc03eSWenyou Yang NULL);
67950a03e35SBeniamino Galvani } else {
68050a03e35SBeniamino Galvani type = i2c_id->driver_data;
681253c9c79SAxel Lin pdata = dev_get_platdata(dev);
68250a03e35SBeniamino Galvani }
68350a03e35SBeniamino Galvani
68450a03e35SBeniamino Galvani switch (type) {
685df3a950eSZubair Lutfullah Kakakhel case ACT8600:
686df3a950eSZubair Lutfullah Kakakhel regulators = act8600_regulators;
687df3a950eSZubair Lutfullah Kakakhel num_regulators = ARRAY_SIZE(act8600_regulators);
688c5c9c2dfSMaarten ter Huurne regmap_config = &act8600_regmap_config;
689df3a950eSZubair Lutfullah Kakakhel off_reg = -1;
690df3a950eSZubair Lutfullah Kakakhel off_mask = -1;
691df3a950eSZubair Lutfullah Kakakhel break;
692ac0c0ea8SBeniamino Galvani case ACT8846:
693ac0c0ea8SBeniamino Galvani regulators = act8846_regulators;
694ac0c0ea8SBeniamino Galvani num_regulators = ARRAY_SIZE(act8846_regulators);
695c5c9c2dfSMaarten ter Huurne regmap_config = &act8865_regmap_config;
6962b17fa28SRomain Perier off_reg = ACT8846_GLB_OFF_CTRL;
6972b17fa28SRomain Perier off_mask = ACT8846_OFF_SYSMASK;
698ac0c0ea8SBeniamino Galvani break;
69950a03e35SBeniamino Galvani case ACT8865:
700c86dc03eSWenyou Yang if (voltage_select) {
701c86dc03eSWenyou Yang regulators = act8865_alt_regulators;
702c86dc03eSWenyou Yang num_regulators = ARRAY_SIZE(act8865_alt_regulators);
703c86dc03eSWenyou Yang } else {
70450a03e35SBeniamino Galvani regulators = act8865_regulators;
70550a03e35SBeniamino Galvani num_regulators = ARRAY_SIZE(act8865_regulators);
706c86dc03eSWenyou Yang }
707c5c9c2dfSMaarten ter Huurne regmap_config = &act8865_regmap_config;
7082b17fa28SRomain Perier off_reg = ACT8865_SYS_CTRL;
7092b17fa28SRomain Perier off_mask = ACT8865_MSTROFF;
71050a03e35SBeniamino Galvani break;
71150a03e35SBeniamino Galvani default:
71250a03e35SBeniamino Galvani dev_err(dev, "invalid device id %lu\n", type);
71350a03e35SBeniamino Galvani return -EINVAL;
71450a03e35SBeniamino Galvani }
71550a03e35SBeniamino Galvani
716f1de2c2fSWenyou Yang act8865 = devm_kzalloc(dev, sizeof(struct act8865), GFP_KERNEL);
71733036f48SWenyou Yang if (!act8865)
71833036f48SWenyou Yang return -ENOMEM;
71933036f48SWenyou Yang
720c5c9c2dfSMaarten ter Huurne act8865->regmap = devm_regmap_init_i2c(client, regmap_config);
72133036f48SWenyou Yang if (IS_ERR(act8865->regmap)) {
72240d3bc19SAxel Lin ret = PTR_ERR(act8865->regmap);
723de14ba67SMaarten ter Huurne dev_err(dev, "Failed to allocate register map: %d\n", ret);
72440d3bc19SAxel Lin return ret;
72533036f48SWenyou Yang }
72633036f48SWenyou Yang
7278f73110fSRomain Perier if (of_device_is_system_power_controller(dev->of_node)) {
728df3a950eSZubair Lutfullah Kakakhel if (!pm_power_off && (off_reg > 0)) {
7292b17fa28SRomain Perier act8865_i2c_client = client;
7302b17fa28SRomain Perier act8865->off_reg = off_reg;
7312b17fa28SRomain Perier act8865->off_mask = off_mask;
7322b17fa28SRomain Perier pm_power_off = act8865_power_off;
7332b17fa28SRomain Perier } else {
7342b17fa28SRomain Perier dev_err(dev, "Failed to set poweroff capability, already defined\n");
7352b17fa28SRomain Perier }
7362b17fa28SRomain Perier }
7372b17fa28SRomain Perier
73833036f48SWenyou Yang /* Finally register devices */
73950a03e35SBeniamino Galvani for (i = 0; i < num_regulators; i++) {
74050a03e35SBeniamino Galvani const struct regulator_desc *desc = ®ulators[i];
74150a03e35SBeniamino Galvani struct regulator_config config = { };
74250a03e35SBeniamino Galvani struct regulator_dev *rdev;
74333036f48SWenyou Yang
74433036f48SWenyou Yang config.dev = dev;
74533036f48SWenyou Yang config.driver_data = act8865;
74633036f48SWenyou Yang config.regmap = act8865->regmap;
74733036f48SWenyou Yang
748253c9c79SAxel Lin if (pdata) {
749253c9c79SAxel Lin struct act8865_regulator_data *rdata;
750253c9c79SAxel Lin
751005e4685SMaarten ter Huurne rdata = act8865_get_regulator_data(desc->id, pdata);
752005e4685SMaarten ter Huurne if (rdata) {
753005e4685SMaarten ter Huurne config.init_data = rdata->init_data;
754005e4685SMaarten ter Huurne config.of_node = rdata->of_node;
755005e4685SMaarten ter Huurne }
756253c9c79SAxel Lin }
757005e4685SMaarten ter Huurne
758de14ba67SMaarten ter Huurne rdev = devm_regulator_register(dev, desc, &config);
759fb8eb454SAxel Lin if (IS_ERR(rdev)) {
76048a1e1b5SBeniamino Galvani dev_err(dev, "failed to register %s\n", desc->name);
761fb8eb454SAxel Lin return PTR_ERR(rdev);
76233036f48SWenyou Yang }
76333036f48SWenyou Yang }
76433036f48SWenyou Yang
7652d09a79bSMaarten ter Huurne if (type == ACT8600) {
7662d09a79bSMaarten ter Huurne ret = act8600_charger_probe(dev, act8865->regmap);
7672d09a79bSMaarten ter Huurne if (ret < 0) {
7682d09a79bSMaarten ter Huurne if (ret != -EPROBE_DEFER)
7692d09a79bSMaarten ter Huurne dev_err(dev, "Failed to probe charger");
7702d09a79bSMaarten ter Huurne return ret;
7712d09a79bSMaarten ter Huurne }
7722d09a79bSMaarten ter Huurne }
7732d09a79bSMaarten ter Huurne
77433036f48SWenyou Yang i2c_set_clientdata(client, act8865);
77533036f48SWenyou Yang
776955741a5SRaag Jadav /* Unlock expert registers for ACT8865. */
777955741a5SRaag Jadav return type != ACT8865 ? 0 : regmap_write(act8865->regmap,
778955741a5SRaag Jadav ACT8865_SYS_UNLK_REGS, 0xef);
77933036f48SWenyou Yang }
78033036f48SWenyou Yang
78133036f48SWenyou Yang static const struct i2c_device_id act8865_ids[] = {
782df3a950eSZubair Lutfullah Kakakhel { .name = "act8600", .driver_data = ACT8600 },
783ac0c0ea8SBeniamino Galvani { .name = "act8846", .driver_data = ACT8846 },
78450a03e35SBeniamino Galvani { .name = "act8865", .driver_data = ACT8865 },
78533036f48SWenyou Yang { },
78633036f48SWenyou Yang };
78733036f48SWenyou Yang MODULE_DEVICE_TABLE(i2c, act8865_ids);
78833036f48SWenyou Yang
78933036f48SWenyou Yang static struct i2c_driver act8865_pmic_driver = {
79033036f48SWenyou Yang .driver = {
79133036f48SWenyou Yang .name = "act8865",
792259b93b2SDouglas Anderson .probe_type = PROBE_PREFER_ASYNCHRONOUS,
79333036f48SWenyou Yang },
794*964e1865SUwe Kleine-König .probe = act8865_pmic_probe,
79533036f48SWenyou Yang .id_table = act8865_ids,
79633036f48SWenyou Yang };
79733036f48SWenyou Yang
79833036f48SWenyou Yang module_i2c_driver(act8865_pmic_driver);
79933036f48SWenyou Yang
80050a03e35SBeniamino Galvani MODULE_DESCRIPTION("active-semi act88xx voltage regulator driver");
80133036f48SWenyou Yang MODULE_AUTHOR("Wenyou Yang <wenyou.yang@atmel.com>");
80233036f48SWenyou Yang MODULE_LICENSE("GPL v2");
803