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1 | /* |
2 | * Copyright (C) 2011 Kionix, Inc. | |
3 | * Written by Chris Hudson <chudson@kionix.com> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License version 2 as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
17 | * 02111-1307, USA | |
18 | */ | |
19 | ||
20 | #ifndef __KXTJ9_H__ | |
21 | #define __KXTJ9_H__ | |
22 | ||
23 | #define KXTJ9_I2C_ADDR 0x0F | |
24 | ||
25 | struct kxtj9_platform_data { | |
26 | unsigned int min_interval; /* minimum poll interval (in milli-seconds) */ | |
04391660 | 27 | unsigned int init_interval; /* initial poll interval (in milli-seconds) */ |
e8e70d83 CH |
28 | |
29 | /* | |
30 | * By default, x is axis 0, y is axis 1, z is axis 2; these can be | |
31 | * changed to account for sensor orientation within the host device. | |
32 | */ | |
33 | u8 axis_map_x; | |
34 | u8 axis_map_y; | |
35 | u8 axis_map_z; | |
36 | ||
37 | /* | |
38 | * Each axis can be negated to account for sensor orientation within | |
39 | * the host device. | |
40 | */ | |
41 | bool negate_x; | |
42 | bool negate_y; | |
43 | bool negate_z; | |
44 | ||
45 | /* CTRL_REG1: set resolution, g-range, data ready enable */ | |
46 | /* Output resolution: 8-bit valid or 12-bit valid */ | |
47 | #define RES_8BIT 0 | |
48 | #define RES_12BIT (1 << 6) | |
49 | u8 res_12bit; | |
50 | /* Output g-range: +/-2g, 4g, or 8g */ | |
51 | #define KXTJ9_G_2G 0 | |
52 | #define KXTJ9_G_4G (1 << 3) | |
53 | #define KXTJ9_G_8G (1 << 4) | |
54 | u8 g_range; | |
55 | ||
e8e70d83 CH |
56 | int (*init)(void); |
57 | void (*exit)(void); | |
58 | int (*power_on)(void); | |
59 | int (*power_off)(void); | |
60 | }; | |
61 | #endif /* __KXTJ9_H__ */ |