xref: /openbmc/linux/drivers/iio/accel/st_accel.h (revision eb3fcf00)
1 /*
2  * STMicroelectronics accelerometers driver
3  *
4  * Copyright 2012-2013 STMicroelectronics Inc.
5  *
6  * Denis Ciocca <denis.ciocca@st.com>
7  * v. 1.0.0
8  * Licensed under the GPL-2.
9  */
10 
11 #ifndef ST_ACCEL_H
12 #define ST_ACCEL_H
13 
14 #include <linux/types.h>
15 #include <linux/iio/common/st_sensors.h>
16 
17 #define LIS3LV02DL_ACCEL_DEV_NAME	"lis3lv02dl_accel"
18 #define LSM303DLHC_ACCEL_DEV_NAME	"lsm303dlhc_accel"
19 #define LIS3DH_ACCEL_DEV_NAME		"lis3dh"
20 #define LSM330D_ACCEL_DEV_NAME		"lsm330d_accel"
21 #define LSM330DL_ACCEL_DEV_NAME		"lsm330dl_accel"
22 #define LSM330DLC_ACCEL_DEV_NAME	"lsm330dlc_accel"
23 #define LIS331DL_ACCEL_DEV_NAME		"lis331dl_accel"
24 #define LIS331DLH_ACCEL_DEV_NAME	"lis331dlh"
25 #define LSM303DL_ACCEL_DEV_NAME		"lsm303dl_accel"
26 #define LSM303DLH_ACCEL_DEV_NAME	"lsm303dlh_accel"
27 #define LSM303DLM_ACCEL_DEV_NAME	"lsm303dlm_accel"
28 #define LSM330_ACCEL_DEV_NAME		"lsm330_accel"
29 #define LSM303AGR_ACCEL_DEV_NAME	"lsm303agr_accel"
30 
31 /**
32 * struct st_sensors_platform_data - default accel platform data
33 * @drdy_int_pin: default accel DRDY is available on INT1 pin.
34 */
35 static const struct st_sensors_platform_data default_accel_pdata = {
36 	.drdy_int_pin = 1,
37 };
38 
39 int st_accel_common_probe(struct iio_dev *indio_dev);
40 void st_accel_common_remove(struct iio_dev *indio_dev);
41 
42 #ifdef CONFIG_IIO_BUFFER
43 int st_accel_allocate_ring(struct iio_dev *indio_dev);
44 void st_accel_deallocate_ring(struct iio_dev *indio_dev);
45 int st_accel_trig_set_state(struct iio_trigger *trig, bool state);
46 #define ST_ACCEL_TRIGGER_SET_STATE (&st_accel_trig_set_state)
47 #else /* CONFIG_IIO_BUFFER */
48 static inline int st_accel_allocate_ring(struct iio_dev *indio_dev)
49 {
50 	return 0;
51 }
52 static inline void st_accel_deallocate_ring(struct iio_dev *indio_dev)
53 {
54 }
55 #define ST_ACCEL_TRIGGER_SET_STATE NULL
56 #endif /* CONFIG_IIO_BUFFER */
57 
58 #endif /* ST_ACCEL_H */
59