kxtj9.h (1168B)
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 12struct 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__ */