1 /* SPDX-License-Identifier: GPL-2.0-only */ 1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* 2 /*
3 * leds-regulator.h - platform data structure 3 * leds-regulator.h - platform data structure for regulator driven LEDs.
4 * 4 *
5 * Copyright (C) 2009 Antonio Ospite <ospite@s 5 * Copyright (C) 2009 Antonio Ospite <ospite@studenti.unina.it>
6 */ 6 */
7 7
8 #ifndef __LINUX_LEDS_REGULATOR_H 8 #ifndef __LINUX_LEDS_REGULATOR_H
9 #define __LINUX_LEDS_REGULATOR_H 9 #define __LINUX_LEDS_REGULATOR_H
10 10
11 /* 11 /*
12 * Use "vled" as supply id when declaring the 12 * Use "vled" as supply id when declaring the regulator consumer:
13 * 13 *
14 * static struct regulator_consumer_supply pca 14 * static struct regulator_consumer_supply pcap_regulator_VVIB_consumers [] = {
15 * { .dev_name = "leds-regulator.0", .sup 15 * { .dev_name = "leds-regulator.0", .supply = "vled" },
16 * }; 16 * };
17 * 17 *
18 * If you have several regulator driven LEDs, 18 * If you have several regulator driven LEDs, you can append a numerical id to
19 * .dev_name as done above, and use the same i 19 * .dev_name as done above, and use the same id when declaring the platform
20 * device: 20 * device:
21 * 21 *
22 * static struct led_regulator_platform_data a 22 * static struct led_regulator_platform_data a780_vibrator_data = {
23 * .name = "a780::vibrator", 23 * .name = "a780::vibrator",
24 * }; 24 * };
25 * 25 *
26 * static struct platform_device a780_vibrator 26 * static struct platform_device a780_vibrator = {
27 * .name = "leds-regulator", 27 * .name = "leds-regulator",
28 * .id = 0, 28 * .id = 0,
29 * .dev = { 29 * .dev = {
30 * .platform_data = &a780_vibrato 30 * .platform_data = &a780_vibrator_data,
31 * }, 31 * },
32 * }; 32 * };
33 */ 33 */
34 34
35 #include <linux/leds.h> 35 #include <linux/leds.h>
36 36
37 struct led_regulator_platform_data { 37 struct led_regulator_platform_data {
38 char *name; /* LED 38 char *name; /* LED name as expected by LED class */
39 enum led_brightness brightness; /* ini 39 enum led_brightness brightness; /* initial brightness value */
40 }; 40 };
41 41
42 #endif /* __LINUX_LEDS_REGULATOR_H */ 42 #endif /* __LINUX_LEDS_REGULATOR_H */
43 43
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