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Diffstat (limited to 'include/linux/input/kxtj9.h')
| -rw-r--r-- | include/linux/input/kxtj9.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/include/linux/input/kxtj9.h b/include/linux/input/kxtj9.h new file mode 100644 index 000000000..46e231986 --- /dev/null +++ b/include/linux/input/kxtj9.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2011 Kionix, Inc. + * Written by Chris Hudson <chudson@kionix.com> + */ + +#ifndef __KXTJ9_H__ +#define __KXTJ9_H__ + +#define KXTJ9_I2C_ADDR 0x0F + +struct kxtj9_platform_data { + unsigned int min_interval; /* minimum poll interval (in milli-seconds) */ + unsigned int init_interval; /* initial poll interval (in milli-seconds) */ + + /* + * By default, x is axis 0, y is axis 1, z is axis 2; these can be + * changed to account for sensor orientation within the host device. + */ + u8 axis_map_x; + u8 axis_map_y; + u8 axis_map_z; + + /* + * Each axis can be negated to account for sensor orientation within + * the host device. + */ + bool negate_x; + bool negate_y; + bool negate_z; + + /* CTRL_REG1: set resolution, g-range, data ready enable */ + /* Output resolution: 8-bit valid or 12-bit valid */ + #define RES_8BIT 0 + #define RES_12BIT (1 << 6) + u8 res_12bit; + /* Output g-range: +/-2g, 4g, or 8g */ + #define KXTJ9_G_2G 0 + #define KXTJ9_G_4G (1 << 3) + #define KXTJ9_G_8G (1 << 4) + u8 g_range; + + int (*init)(void); + void (*exit)(void); + int (*power_on)(void); + int (*power_off)(void); +}; +#endif /* __KXTJ9_H__ */ |