xref: /OK3568_Linux_fs/kernel/include/linux/leds-regulator.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * leds-regulator.h - platform data structure for regulator driven LEDs.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2009 Antonio Ospite <ospite@studenti.unina.it>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef __LINUX_LEDS_REGULATOR_H
9*4882a593Smuzhiyun #define __LINUX_LEDS_REGULATOR_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun /*
12*4882a593Smuzhiyun  * Use "vled" as supply id when declaring the regulator consumer:
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  * static struct regulator_consumer_supply pcap_regulator_VVIB_consumers [] = {
15*4882a593Smuzhiyun  * 	{ .dev_name = "leds-regulator.0", .supply = "vled" },
16*4882a593Smuzhiyun  * };
17*4882a593Smuzhiyun  *
18*4882a593Smuzhiyun  * If you have several regulator driven LEDs, you can append a numerical id to
19*4882a593Smuzhiyun  * .dev_name as done above, and use the same id when declaring the platform
20*4882a593Smuzhiyun  * device:
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * static struct led_regulator_platform_data a780_vibrator_data = {
23*4882a593Smuzhiyun  * 	.name   = "a780::vibrator",
24*4882a593Smuzhiyun  * };
25*4882a593Smuzhiyun  *
26*4882a593Smuzhiyun  * static struct platform_device a780_vibrator = {
27*4882a593Smuzhiyun  * 	.name = "leds-regulator",
28*4882a593Smuzhiyun  * 	.id   = 0,
29*4882a593Smuzhiyun  * 	.dev  = {
30*4882a593Smuzhiyun  * 		.platform_data = &a780_vibrator_data,
31*4882a593Smuzhiyun  * 	},
32*4882a593Smuzhiyun  * };
33*4882a593Smuzhiyun  */
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #include <linux/leds.h>
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun struct led_regulator_platform_data {
38*4882a593Smuzhiyun 	char *name;                     /* LED name as expected by LED class */
39*4882a593Smuzhiyun 	enum led_brightness brightness; /* initial brightness value */
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif /* __LINUX_LEDS_REGULATOR_H */
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