1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* |
3 | * max8998.h - Voltage regulator driver for the Maxim 8998 |
4 | * |
5 | * Copyright (C) 2009-2010 Samsung Electrnoics |
6 | * Kyungmin Park <kyungmin.park@samsung.com> |
7 | * Marek Szyprowski <m.szyprowski@samsung.com> |
8 | */ |
9 | |
10 | #ifndef __LINUX_MFD_MAX8998_H |
11 | #define __LINUX_MFD_MAX8998_H |
12 | |
13 | #include <linux/regulator/machine.h> |
14 | |
15 | /* MAX 8998 regulator ids */ |
16 | enum { |
17 | MAX8998_LDO2 = 2, |
18 | MAX8998_LDO3, |
19 | MAX8998_LDO4, |
20 | MAX8998_LDO5, |
21 | MAX8998_LDO6, |
22 | MAX8998_LDO7, |
23 | MAX8998_LDO8, |
24 | MAX8998_LDO9, |
25 | MAX8998_LDO10, |
26 | MAX8998_LDO11, |
27 | MAX8998_LDO12, |
28 | MAX8998_LDO13, |
29 | MAX8998_LDO14, |
30 | MAX8998_LDO15, |
31 | MAX8998_LDO16, |
32 | MAX8998_LDO17, |
33 | MAX8998_BUCK1, |
34 | MAX8998_BUCK2, |
35 | MAX8998_BUCK3, |
36 | MAX8998_BUCK4, |
37 | MAX8998_EN32KHZ_AP, |
38 | MAX8998_EN32KHZ_CP, |
39 | MAX8998_ENVICHG, |
40 | MAX8998_ESAFEOUT1, |
41 | MAX8998_ESAFEOUT2, |
42 | MAX8998_CHARGER, |
43 | }; |
44 | |
45 | /** |
46 | * max8998_regulator_data - regulator data |
47 | * @id: regulator id |
48 | * @initdata: regulator init data (contraints, supplies, ...) |
49 | * @reg_node: DT node of regulator (unused on non-DT platforms) |
50 | */ |
51 | struct max8998_regulator_data { |
52 | int id; |
53 | struct regulator_init_data *initdata; |
54 | struct device_node *reg_node; |
55 | }; |
56 | |
57 | /** |
58 | * struct max8998_board - packages regulator init data |
59 | * @regulators: array of defined regulators |
60 | * @num_regulators: number of regulators used |
61 | * @irq_base: base IRQ number for max8998, required for IRQs |
62 | * @ono: power onoff IRQ number for max8998 |
63 | * @buck_voltage_lock: Do NOT change the values of the following six |
64 | * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot |
65 | * be other than the preset values. |
66 | * @buck1_voltage: BUCK1 DVS mode 1 voltage registers |
67 | * @buck2_voltage: BUCK2 DVS mode 2 voltage registers |
68 | * @buck1_set1: BUCK1 gpio pin 1 to set output voltage |
69 | * @buck1_set2: BUCK1 gpio pin 2 to set output voltage |
70 | * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2 |
71 | * @buck2_set3: BUCK2 gpio pin to set output voltage |
72 | * @buck2_default_idx: Default for BUCK2 gpio pin. |
73 | * @wakeup: Allow to wake up from suspend |
74 | * @rtc_delay: LP3974 RTC chip bug that requires delay after a register |
75 | * write before reading it. |
76 | * @eoc: End of Charge Level in percent: 10% ~ 45% by 5% step |
77 | * If it equals 0, leave it unchanged. |
78 | * Otherwise, it is a invalid value. |
79 | * @restart: Restart Level in mV: 100, 150, 200, and -1 for disable. |
80 | * If it equals 0, leave it unchanged. |
81 | * Otherwise, it is a invalid value. |
82 | * @timeout: Full Timeout in hours: 5, 6, 7, and -1 for disable. |
83 | * If it equals 0, leave it unchanged. |
84 | * Otherwise, leave it unchanged. |
85 | */ |
86 | struct max8998_platform_data { |
87 | struct max8998_regulator_data *regulators; |
88 | int num_regulators; |
89 | unsigned int irq_base; |
90 | int ono; |
91 | bool buck_voltage_lock; |
92 | int buck1_voltage[4]; |
93 | int buck2_voltage[2]; |
94 | int buck1_set1; |
95 | int buck1_set2; |
96 | int buck1_default_idx; |
97 | int buck2_set3; |
98 | int buck2_default_idx; |
99 | bool wakeup; |
100 | bool rtc_delay; |
101 | int eoc; |
102 | int restart; |
103 | int timeout; |
104 | }; |
105 | |
106 | #endif /* __LINUX_MFD_MAX8998_H */ |
107 | |