diff options
| author | Denis Ciocca <denis.ciocca@gmail.com> | 2013-01-25 23:44:00 (GMT) |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-01-31 17:56:43 (GMT) |
| commit | 7be56a8f57b57cca1651fb97886e20246c168e25 (patch) | |
| tree | 496822c782365a35e006ce3aa59c4c07248d9bda /drivers/iio/gyro/st_gyro.h | |
| parent | d62511689de5d34d3a07c43db1f46a234bb77b5f (diff) | |
| download | linux-7be56a8f57b57cca1651fb97886e20246c168e25.tar.xz | |
iio:gyro: Add STMicroelectronics gyroscopes driver
This patch adds a generic gyroscope driver for STMicroelectronics
gyroscopes, currently it supports:
L3G4200D, LSM330DL, L3GD20, L3GD20H, LSM330DLC, L3G4IS, LSM330.
Signed-off-by: Denis Ciocca <denis.ciocca@st.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/gyro/st_gyro.h')
| -rw-r--r-- | drivers/iio/gyro/st_gyro.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/iio/gyro/st_gyro.h b/drivers/iio/gyro/st_gyro.h new file mode 100644 index 0000000..3ad9907 --- /dev/null +++ b/drivers/iio/gyro/st_gyro.h @@ -0,0 +1,45 @@ +/* + * STMicroelectronics gyroscopes driver + * + * Copyright 2012-2013 STMicroelectronics Inc. + * + * Denis Ciocca <denis.ciocca@st.com> + * v. 1.0.0 + * Licensed under the GPL-2. + */ + +#ifndef ST_GYRO_H +#define ST_GYRO_H + +#include <linux/types.h> +#include <linux/iio/common/st_sensors.h> + +#define L3G4200D_GYRO_DEV_NAME "l3g4200d" +#define LSM330D_GYRO_DEV_NAME "lsm330d_gyro" +#define LSM330DL_GYRO_DEV_NAME "lsm330dl_gyro" +#define LSM330DLC_GYRO_DEV_NAME "lsm330dlc_gyro" +#define L3GD20_GYRO_DEV_NAME "l3gd20" +#define L3GD20H_GYRO_DEV_NAME "l3gd20h" +#define L3G4IS_GYRO_DEV_NAME "l3g4is_ui" +#define LSM330_GYRO_DEV_NAME "lsm330_gyro" + +int st_gyro_common_probe(struct iio_dev *indio_dev); +void st_gyro_common_remove(struct iio_dev *indio_dev); + +#ifdef CONFIG_IIO_BUFFER +int st_gyro_allocate_ring(struct iio_dev *indio_dev); +void st_gyro_deallocate_ring(struct iio_dev *indio_dev); +int st_gyro_trig_set_state(struct iio_trigger *trig, bool state); +#define ST_GYRO_TRIGGER_SET_STATE (&st_gyro_trig_set_state) +#else /* CONFIG_IIO_BUFFER */ +static inline int st_gyro_allocate_ring(struct iio_dev *indio_dev) +{ + return 0; +} +static inline void st_gyro_deallocate_ring(struct iio_dev *indio_dev) +{ +} +#define ST_GYRO_TRIGGER_SET_STATE NULL +#endif /* CONFIG_IIO_BUFFER */ + +#endif /* ST_GYRO_H */ |