include/linux/leds-regulator.h

   1 /*
   2  * leds-regulator.h - platform data structure for regulator driven LEDs.
   3  *
   4  * Copyright (C) 2009 Antonio Ospite <ospite@studenti.unina.it>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  */
  11
  12 #ifndef __LINUX_LEDS_REGULATOR_H
  13 #define __LINUX_LEDS_REGULATOR_H
  14
  15 /*
  16  * Use "vled" as supply id when declaring the regulator consumer:
  17  *
  18  * static struct regulator_consumer_supply pcap_regulator_VVIB_consumers [] = {
  19  *      { .dev_name = "leds-regulator.0", .supply = "vled" },
  20  * };
  21  *
  22  * If you have several regulator driven LEDs, you can append a numerical id to
  23  * .dev_name as done above, and use the same id when declaring the platform
  24  * device:
  25  *
  26  * static struct led_regulator_platform_data a780_vibrator_data = {
  27  *      .name   = "a780::vibrator",
  28  * };
  29  *
  30  * static struct platform_device a780_vibrator = {
  31  *      .name = "leds-regulator",
  32  *      .id   = 0,
  33  *      .dev  = {
  34  *              .platform_data = &a780_vibrator_data,
  35  *      },
  36  * };
  37  */
  38
  39 #include <linux/leds.h>
  40
  41 struct led_regulator_platform_data {
  42         char *name;                     /* LED name as expected by LED class */
  43         enum led_brightness brightness; /* initial brightness value */
  44 };
  45
  46 #endif /* __LINUX_LEDS_REGULATOR_H */