LXR linux/include/linux/platform

   1/*
   2 * LP55XX Platform Data Header
   3 *
   4 * Copyright (C) 2012 Texas Instruments
   5 *
   6 * Author: Milo(Woogyom) Kim <milo.kim@ti.com>
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License
  10 * version 2 as published by the Free Software Foundation.
  11 *
  12 * Derived from leds-lp5521.h, leds-lp5523.h
  13 */
  14
  15#ifndef _LEDS_LP55XX_H
  16#define _LEDS_LP55XX_H
  17
  18/* Clock configuration */
  19#define LP55XX_CLOCK_AUTO       0
  20#define LP55XX_CLOCK_INT        1
  21#define LP55XX_CLOCK_EXT        2
  22
  23struct lp55xx_led_config {
  24        const char *name;
  25        const char *default_trigger;
  26        u8 chan_nr;
  27        u8 led_current; /* mA x10, 0 if led is not connected */
  28        u8 max_current;
  29};
  30
  31struct lp55xx_predef_pattern {
  32        const u8 *r;
  33        const u8 *g;
  34        const u8 *b;
  35        u8 size_r;
  36        u8 size_g;
  37        u8 size_b;
  38};
  39
  40enum lp8501_pwr_sel {
  41        LP8501_ALL_VDD,         /* D1~9 are connected to VDD */
  42        LP8501_6VDD_3VOUT,      /* D1~6 with VDD, D7~9 with VOUT */
  43        LP8501_3VDD_6VOUT,      /* D1~6 with VOUT, D7~9 with VDD */
  44        LP8501_ALL_VOUT,        /* D1~9 are connected to VOUT */
  45};
  46
  47/*
  48 * struct lp55xx_platform_data
  49 * @led_config        : Configurable led class device
  50 * @num_channels      : Number of LED channels
  51 * @label             : Used for naming LEDs
  52 * @clock_mode        : Input clock mode. LP55XX_CLOCK_AUTO or _INT or _EXT
  53 * @setup_resources   : Platform specific function before enabling the chip
  54 * @release_resources : Platform specific function after  disabling the chip
  55 * @enable            : EN pin control by platform side
  56 * @patterns          : Predefined pattern data for RGB channels
  57 * @num_patterns      : Number of patterns
  58 * @update_config     : Value of CONFIG register
  59 */
  60struct lp55xx_platform_data {
  61
  62        /* LED channel configuration */
  63        struct lp55xx_led_config *led_config;
  64        u8 num_channels;
  65        const char *label;
  66
  67        /* Clock configuration */
  68        u8 clock_mode;
  69
  70        /* optional enable GPIO */
  71        int enable_gpio;
  72
  73        /* Predefined pattern data */
  74        struct lp55xx_predef_pattern *patterns;
  75        unsigned int num_patterns;
  76
  77        /* LP8501 specific */
  78        enum lp8501_pwr_sel pwr_sel;
  79};
  80
  81#endif /* _LEDS_LP55XX_H */
  82