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Commit 179c8d60 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Jonathan Cameron
Browse files

iio: imu: st_lsm6dsx: add support to ism330dlc 

Add support to STM ISM330DLC 6-axis (acc + gyro) Mems sensor
http://www.st.com/resource/en/datasheet/ism330dlc.pdf



Signed-off-by: default avatarLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent be75eb86

drivers/iio/imu/st_lsm6dsx/Kconfig

+2 −1
Original line number Diff line number Diff line
@@ -8,7 +8,8 @@ config IIO_ST_LSM6DSX 
	select IIO_ST_LSM6DSX_SPI if (SPI_MASTER)

	help

	  Say yes here to build support for STMicroelectronics LSM6DSx imu

	  sensor. Supported devices: lsm6ds3, lsm6ds3h, lsm6dsl, lsm6dsm

	  sensor. Supported devices: lsm6ds3, lsm6ds3h, lsm6dsl, lsm6dsm,

	  ism330dlc



	  To compile this driver as a module, choose M here: the module

	  will be called st_lsm6dsx.

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h

+2 −0
Original line number Diff line number Diff line
@@ -18,12 +18,14 @@ 
#define ST_LSM6DS3H_DEV_NAME	"lsm6ds3h"

#define ST_LSM6DSL_DEV_NAME	"lsm6dsl"

#define ST_LSM6DSM_DEV_NAME	"lsm6dsm"

#define ST_ISM330DLC_DEV_NAME	"ism330dlc"



enum st_lsm6dsx_hw_id {

	ST_LSM6DS3_ID,

	ST_LSM6DS3H_ID,

	ST_LSM6DSL_ID,

	ST_LSM6DSM_ID,

	ST_ISM330DLC_ID,

	ST_LSM6DSX_MAX_ID,

};

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c

+5 −5
Original line number Diff line number Diff line 
/*

 * STMicroelectronics st_lsm6dsx FIFO buffer library driver

 *

 * LSM6DS3/LSM6DS3H/LSM6DSL/LSM6DSM: The FIFO buffer can be configured

 * to store data from gyroscope and accelerometer. Samples are queued

 * without any tag according to a specific pattern based on 'FIFO data sets'

 * (6 bytes each):

 * LSM6DS3/LSM6DS3H/LSM6DSL/LSM6DSM/ISM330DLC: The FIFO buffer can be

 * configured to store data from gyroscope and accelerometer. Samples are

 * queued without any tag according to a specific pattern based on

 * 'FIFO data sets' (6 bytes each):

 *  - 1st data set is reserved for gyroscope data

 *  - 2nd data set is reserved for accelerometer data

 * The FIFO pattern changes depending on the ODRs and decimation factors
@@ -276,7 +276,7 @@ static inline int st_lsm6dsx_read_block(struct st_lsm6dsx_hw *hw, u8 *data, 
#define ST_LSM6DSX_IIO_BUFF_SIZE	(ALIGN(ST_LSM6DSX_SAMPLE_SIZE, \

					       sizeof(s64)) + sizeof(s64))

/**

 * st_lsm6dsx_read_fifo() - LSM6DS3-LSM6DS3H-LSM6DSL-LSM6DSM read FIFO routine

 * st_lsm6dsx_read_fifo() - hw FIFO read routine

 * @hw: Pointer to instance of struct st_lsm6dsx_hw.

 *

 * Read samples from the hw FIFO and push them to IIO buffers.

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c

+2 −1
Original line number Diff line number Diff line
@@ -17,7 +17,7 @@ 
 *   - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000

 *   - FIFO size: 8KB

 *

 * - LSM6DS3H/LSM6DSL/LSM6DSM:

 * - LSM6DS3H/LSM6DSL/LSM6DSM/ISM330DLC:

 *   - Accelerometer/Gyroscope supported ODR [Hz]: 13, 26, 52, 104, 208, 416

 *   - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16

 *   - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000
@@ -252,6 +252,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { 
		.id = {

			[0] = ST_LSM6DSL_ID,

			[1] = ST_LSM6DSM_ID,

			[2] = ST_ISM330DLC_ID,

		},

		.decimator = {

			[ST_LSM6DSX_ID_ACC] = {

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c

+5 −0
Original line number Diff line number Diff line
@@ -57,6 +57,10 @@ static const struct of_device_id st_lsm6dsx_i2c_of_match[] = { 
		.compatible = "st,lsm6dsm",

		.data = (void *)ST_LSM6DSM_ID,

	},

	{

		.compatible = "st,ism330dlc",

		.data = (void *)ST_ISM330DLC_ID,

	},

	{},

};

MODULE_DEVICE_TABLE(of, st_lsm6dsx_i2c_of_match);
@@ -66,6 +70,7 @@ static const struct i2c_device_id st_lsm6dsx_i2c_id_table[] = { 
	{ ST_LSM6DS3H_DEV_NAME, ST_LSM6DS3H_ID },

	{ ST_LSM6DSL_DEV_NAME, ST_LSM6DSL_ID },

	{ ST_LSM6DSM_DEV_NAME, ST_LSM6DSM_ID },

	{ ST_ISM330DLC_DEV_NAME, ST_ISM330DLC_ID },

	{},

};

MODULE_DEVICE_TABLE(i2c, st_lsm6dsx_i2c_id_table);