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-rw-r--r--include/linux/input/ad714x.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/include/linux/input/ad714x.h b/include/linux/input/ad714x.h
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1/*
2 * include/linux/input/ad714x.h
3 *
4 * AD714x is very flexible, it can be used as buttons, scrollwheel,
5 * slider, touchpad at the same time. That depends on the boards.
6 * The platform_data for the device's "struct device" holds this
7 * information.
8 *
9 * Copyright 2009 Analog Devices Inc.
10 *
11 * Licensed under the GPL-2 or later.
12 */
13
14#ifndef __LINUX_INPUT_AD714X_H__
15#define __LINUX_INPUT_AD714X_H__
16
17#define STAGE_NUM 12
18#define STAGE_CFGREG_NUM 8
19#define SYS_CFGREG_NUM 8
20
21/* board information which need be initialized in arch/mach... */
22struct ad714x_slider_plat {
23 int start_stage;
24 int end_stage;
25 int max_coord;
26};
27
28struct ad714x_wheel_plat {
29 int start_stage;
30 int end_stage;
31 int max_coord;
32};
33
34struct ad714x_touchpad_plat {
35 int x_start_stage;
36 int x_end_stage;
37 int x_max_coord;
38
39 int y_start_stage;
40 int y_end_stage;
41 int y_max_coord;
42};
43
44struct ad714x_button_plat {
45 int keycode;
46 unsigned short l_mask;
47 unsigned short h_mask;
48};
49
50struct ad714x_platform_data {
51 int slider_num;
52 int wheel_num;
53 int touchpad_num;
54 int button_num;
55 struct ad714x_slider_plat *slider;
56 struct ad714x_wheel_plat *wheel;
57 struct ad714x_touchpad_plat *touchpad;
58 struct ad714x_button_plat *button;
59 unsigned short stage_cfg_reg[STAGE_NUM][STAGE_CFGREG_NUM];
60 unsigned short sys_cfg_reg[SYS_CFGREG_NUM];
61};
62
63#endif