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... */
  21 struct ad714x_slider_plat {
  22         int start_stage;
  23         int end_stage;
  24         int max_coord;
  25 };
  26
  27 struct ad714x_wheel_plat {
  28         int start_stage;
  29         int end_stage;
  30         int max_coord;
  31 };
  32
  33 struct 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
  43 struct ad714x_button_plat {
  44         int keycode;
  45         unsigned short l_mask;
  46         unsigned short h_mask;
  47 };
  48
  49 struct 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