xref: /OK3568_Linux_fs/kernel/include/linux/input/kxtj9.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2011 Kionix, Inc.
4*4882a593Smuzhiyun  * Written by Chris Hudson <chudson@kionix.com>
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef __KXTJ9_H__
8*4882a593Smuzhiyun #define __KXTJ9_H__
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define KXTJ9_I2C_ADDR		0x0F
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun struct kxtj9_platform_data {
13*4882a593Smuzhiyun 	unsigned int min_interval;	/* minimum poll interval (in milli-seconds) */
14*4882a593Smuzhiyun 	unsigned int init_interval;	/* initial poll interval (in milli-seconds) */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun 	/*
17*4882a593Smuzhiyun 	 * By default, x is axis 0, y is axis 1, z is axis 2; these can be
18*4882a593Smuzhiyun 	 * changed to account for sensor orientation within the host device.
19*4882a593Smuzhiyun 	 */
20*4882a593Smuzhiyun 	u8 axis_map_x;
21*4882a593Smuzhiyun 	u8 axis_map_y;
22*4882a593Smuzhiyun 	u8 axis_map_z;
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	/*
25*4882a593Smuzhiyun 	 * Each axis can be negated to account for sensor orientation within
26*4882a593Smuzhiyun 	 * the host device.
27*4882a593Smuzhiyun 	 */
28*4882a593Smuzhiyun 	bool negate_x;
29*4882a593Smuzhiyun 	bool negate_y;
30*4882a593Smuzhiyun 	bool negate_z;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	/* CTRL_REG1: set resolution, g-range, data ready enable */
33*4882a593Smuzhiyun 	/* Output resolution: 8-bit valid or 12-bit valid */
34*4882a593Smuzhiyun 	#define RES_8BIT		0
35*4882a593Smuzhiyun 	#define RES_12BIT		(1 << 6)
36*4882a593Smuzhiyun 	u8 res_12bit;
37*4882a593Smuzhiyun 	/* Output g-range: +/-2g, 4g, or 8g */
38*4882a593Smuzhiyun 	#define KXTJ9_G_2G		0
39*4882a593Smuzhiyun 	#define KXTJ9_G_4G		(1 << 3)
40*4882a593Smuzhiyun 	#define KXTJ9_G_8G		(1 << 4)
41*4882a593Smuzhiyun 	u8 g_range;
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun 	int (*init)(void);
44*4882a593Smuzhiyun 	void (*exit)(void);
45*4882a593Smuzhiyun 	int (*power_on)(void);
46*4882a593Smuzhiyun 	int (*power_off)(void);
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun #endif  /* __KXTJ9_H__ */
49