LXR linux/include/linux/input/ad714x.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * include/linux/input/ad714x.h
   4 *
   5 * AD714x is very flexible, it can be used as buttons, scrollwheel,
   6 * slider, touchpad at the same time. That depends on the boards.
   7 * The platform_data for the device's "struct device" holds this
   8 * information.
   9 *
  10 * Copyright 2009-2011 Analog Devices Inc.
  11 */
  12
  13#ifndef __LINUX_INPUT_AD714X_H__
  14#define __LINUX_INPUT_AD714X_H__
  15
  16#define STAGE_NUM              12
  17#define STAGE_CFGREG_NUM       8
  18#define SYS_CFGREG_NUM         8
  19
  20/* board information which need be initialized in arch/mach... */
  21struct ad714x_slider_plat {
  22        int start_stage;
  23        int end_stage;
  24        int max_coord;
  25};
  26
  27struct ad714x_wheel_plat {
  28        int start_stage;
  29        int end_stage;
  30        int max_coord;
  31};
  32
  33struct ad714x_touchpad_plat {
  34        int x_start_stage;
  35        int x_end_stage;
  36        int x_max_coord;
  37
  38        int y_start_stage;
  39        int y_end_stage;
  40        int y_max_coord;
  41};
  42
  43struct ad714x_button_plat {
  44        int keycode;
  45        unsigned short l_mask;
  46        unsigned short h_mask;
  47};
  48
  49struct ad714x_platform_data {
  50        int slider_num;
  51        int wheel_num;
  52        int touchpad_num;
  53        int button_num;
  54        struct ad714x_slider_plat *slider;
  55        struct ad714x_wheel_plat *wheel;
  56        struct ad714x_touchpad_plat *touchpad;
  57        struct ad714x_button_plat *button;
  58        unsigned short stage_cfg_reg[STAGE_NUM][STAGE_CFGREG_NUM];
  59        unsigned short sys_cfg_reg[SYS_CFGREG_NUM];
  60        unsigned long irqflags;
  61};
  62
  63#endif
  64