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 | |