fixed.h

 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
16struct 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 */
34struct 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
44struct regulator_consumer_supply;
45
46#if IS_ENABLED(CONFIG_REGULATOR)
47struct platform_device *regulator_register_always_on(int id, const char *name,
48		struct regulator_consumer_supply *supplies, int num_supplies, int uv);
49#else
50static 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