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
64