xref: /OK3568_Linux_fs/kernel/include/linux/input/ad714x.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * include/linux/input/ad714x.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * AD714x is very flexible, it can be used as buttons, scrollwheel,
6*4882a593Smuzhiyun  * slider, touchpad at the same time. That depends on the boards.
7*4882a593Smuzhiyun  * The platform_data for the device's "struct device" holds this
8*4882a593Smuzhiyun  * information.
9*4882a593Smuzhiyun  *
10*4882a593Smuzhiyun  * Copyright 2009-2011 Analog Devices Inc.
11*4882a593Smuzhiyun  */
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #ifndef __LINUX_INPUT_AD714X_H__
14*4882a593Smuzhiyun #define __LINUX_INPUT_AD714X_H__
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define STAGE_NUM              12
17*4882a593Smuzhiyun #define STAGE_CFGREG_NUM       8
18*4882a593Smuzhiyun #define SYS_CFGREG_NUM         8
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun /* board information which need be initialized in arch/mach... */
21*4882a593Smuzhiyun struct ad714x_slider_plat {
22*4882a593Smuzhiyun 	int start_stage;
23*4882a593Smuzhiyun 	int end_stage;
24*4882a593Smuzhiyun 	int max_coord;
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun struct ad714x_wheel_plat {
28*4882a593Smuzhiyun 	int start_stage;
29*4882a593Smuzhiyun 	int end_stage;
30*4882a593Smuzhiyun 	int max_coord;
31*4882a593Smuzhiyun };
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun struct ad714x_touchpad_plat {
34*4882a593Smuzhiyun 	int x_start_stage;
35*4882a593Smuzhiyun 	int x_end_stage;
36*4882a593Smuzhiyun 	int x_max_coord;
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 	int y_start_stage;
39*4882a593Smuzhiyun 	int y_end_stage;
40*4882a593Smuzhiyun 	int y_max_coord;
41*4882a593Smuzhiyun };
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun struct ad714x_button_plat {
44*4882a593Smuzhiyun 	int keycode;
45*4882a593Smuzhiyun 	unsigned short l_mask;
46*4882a593Smuzhiyun 	unsigned short h_mask;
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun struct ad714x_platform_data {
50*4882a593Smuzhiyun 	int slider_num;
51*4882a593Smuzhiyun 	int wheel_num;
52*4882a593Smuzhiyun 	int touchpad_num;
53*4882a593Smuzhiyun 	int button_num;
54*4882a593Smuzhiyun 	struct ad714x_slider_plat *slider;
55*4882a593Smuzhiyun 	struct ad714x_wheel_plat *wheel;
56*4882a593Smuzhiyun 	struct ad714x_touchpad_plat *touchpad;
57*4882a593Smuzhiyun 	struct ad714x_button_plat *button;
58*4882a593Smuzhiyun 	unsigned short stage_cfg_reg[STAGE_NUM][STAGE_CFGREG_NUM];
59*4882a593Smuzhiyun 	unsigned short sys_cfg_reg[SYS_CFGREG_NUM];
60*4882a593Smuzhiyun 	unsigned long irqflags;
61*4882a593Smuzhiyun };
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun #endif
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