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
25struct kxtj9_platform_data {
26	unsigned int min_interval;	/* minimum poll interval (in milli-seconds) */
27	unsigned int init_interval;	/* initial poll interval (in milli-seconds) */
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
56	int (*init)(void);
57	void (*exit)(void);
58	int (*power_on)(void);
59	int (*power_off)(void);
60};
61#endif  /* __KXTJ9_H__ */
62