1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * fixed.h |
4 | * |
5 | * Copyright 2008 Wolfson Microelectronics PLC. |
6 | * |
7 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> |
8 | * |
9 | * Copyright (c) 2009 Nokia Corporation |
10 | * Roger Quadros <ext-roger.quadros@nokia.com> |
11 | */ |
12 | |
13 | #ifndef __REGULATOR_FIXED_H |
14 | #define __REGULATOR_FIXED_H |
15 | |
16 | struct regulator_init_data; |
17 | |
18 | /** |
19 | * struct fixed_voltage_config - fixed_voltage_config structure |
20 | * @supply_name: Name of the regulator supply |
21 | * @input_supply: Name of the input regulator supply |
22 | * @microvolts: Output voltage of regulator |
23 | * @startup_delay: Start-up time in microseconds |
24 | * @enabled_at_boot: Whether regulator has been enabled at |
25 | * boot or not. 1 = Yes, 0 = No |
26 | * This is used to keep the regulator at |
27 | * the default state |
28 | * @init_data: regulator_init_data |
29 | * |
30 | * This structure contains fixed voltage regulator configuration |
31 | * information that must be passed by platform code to the fixed |
32 | * voltage regulator driver. |
33 | */ |
34 | struct fixed_voltage_config { |
35 | const char *supply_name; |
36 | const char *input_supply; |
37 | int microvolts; |
38 | unsigned startup_delay; |
39 | unsigned int off_on_delay; |
40 | unsigned enabled_at_boot:1; |
41 | struct regulator_init_data *init_data; |
42 | }; |
43 | |
44 | struct regulator_consumer_supply; |
45 | |
46 | #if IS_ENABLED(CONFIG_REGULATOR) |
47 | struct platform_device *regulator_register_always_on(int id, const char *name, |
48 | struct regulator_consumer_supply *supplies, int num_supplies, int uv); |
49 | #else |
50 | static inline struct platform_device *regulator_register_always_on(int id, const char *name, |
51 | struct regulator_consumer_supply *supplies, int num_supplies, int uv) |
52 | { |
53 | return NULL; |
54 | } |
55 | #endif |
56 | |
57 | #define regulator_register_fixed(id, s, ns) regulator_register_always_on(id, \ |
58 | "fixed-dummy", s, ns, 0) |
59 | |
60 | #endif |
61 | |