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