Commit fdd70d7a authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Jonathan Cameron
Browse files

iio: imu: st_lsm6dsx: add support to ASM330LHHX 

Add support to STM ASM330LHHX (acc + gyro) automotive Mems sensor.
The ASM330LHHX sensor can use LSM6DSR as fallback device since it
implements all the ASM330LHHX features currently implemented in
st_lsm6dsx.

Datasheet: https://www.st.com/resource/en/datasheet/asm330lhhx.pdf


Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/04e2644772a6761a25c36bb9679979567fdebda3.1649100168.git.lorenzo@kernel.org


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 3289237d

drivers/iio/imu/st_lsm6dsx/Kconfig

+3 −3
Original line number Diff line number Diff line
@@ -11,9 +11,9 @@ config IIO_ST_LSM6DSX 
	help

	  Say yes here to build support for STMicroelectronics LSM6DSx imu

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

	  ism330dlc, lsm6dso, lsm6dsox, asm330lhh, lsm6dsr, lsm6ds3tr-c,

	  ism330dhcx, lsm6dsrx, lsm6ds0, lsm6dsop, the accelerometer/gyroscope

	  of lsm9ds1 and lsm6dst.

	  ism330dlc, lsm6dso, lsm6dsox, asm330lhh, asm330lhhx, lsm6dsr,

	  lsm6ds3tr-c, ism330dhcx, lsm6dsrx, lsm6ds0, lsm6dsop,

	  the accelerometer/gyroscope of lsm9ds1 and lsm6dst.



	  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
@@ -31,6 +31,7 @@ 
#define ST_LSM6DSRX_DEV_NAME	"lsm6dsrx"

#define ST_LSM6DST_DEV_NAME	"lsm6dst"

#define ST_LSM6DSOP_DEV_NAME	"lsm6dsop"

#define ST_ASM330LHHX_DEV_NAME	"asm330lhhx"



enum st_lsm6dsx_hw_id {

	ST_LSM6DS3_ID,
@@ -49,6 +50,7 @@ enum st_lsm6dsx_hw_id { 
	ST_LSM6DSRX_ID,

	ST_LSM6DST_ID,

	ST_LSM6DSOP_ID,

	ST_ASM330LHHX_ID,

	ST_LSM6DSX_MAX_ID,

};

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c

+2 −1
Original line number Diff line number Diff line
@@ -14,7 +14,8 @@ 
 * (e.g. Gx, Gy, Gz, Ax, Ay, Az), then data are repeated depending on the

 * value of the decimation factor and ODR set for each FIFO data set.

 *

 * LSM6DSO/LSM6DSOX/ASM330LHH/LSM6DSR/LSM6DSRX/ISM330DHCX/LSM6DST/LSM6DSOP:

 * LSM6DSO/LSM6DSOX/ASM330LHH/ASM330LHHX/LSM6DSR/LSM6DSRX/ISM330DHCX/

 * LSM6DST/LSM6DSOP:

 * The FIFO buffer can be configured to store data from gyroscope and

 * accelerometer. Each sample is queued with a tag (1B) indicating data

 * source (gyroscope, accelerometer, hw timer).

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c

+5 −1
Original line number Diff line number Diff line
@@ -26,7 +26,7 @@ 
 *   - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000

 *   - FIFO size: 4KB

 *

 * - LSM6DSO/LSM6DSOX/ASM330LHH/LSM6DSR/ISM330DHCX/LSM6DST/LSM6DSOP:

 * - LSM6DSO/LSM6DSOX/ASM330LHH/ASM330LHHX/LSM6DSR/ISM330DHCX/LSM6DST/LSM6DSOP:

 *   - Accelerometer/Gyroscope supported ODR [Hz]: 12.5, 26, 52, 104, 208, 416,

 *     833

 *   - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16
@@ -786,6 +786,10 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { 
				.hw_id = ST_LSM6DST_ID,

				.name = ST_LSM6DST_DEV_NAME,

				.wai = 0x6d,

			}, {

				.hw_id = ST_ASM330LHHX_ID,

				.name = ST_ASM330LHHX_DEV_NAME,

				.wai = 0x6b,

			},

		},

		.channels = {

drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c

+5 −0
Original line number Diff line number Diff line
@@ -101,6 +101,10 @@ static const struct of_device_id st_lsm6dsx_i2c_of_match[] = { 
		.compatible = "st,lsm6dsop",

		.data = (void *)ST_LSM6DSOP_ID,

	},

	{

		.compatible = "st,asm330lhhx",

		.data = (void *)ST_ASM330LHHX_ID,

	},

	{},

};

MODULE_DEVICE_TABLE(of, st_lsm6dsx_i2c_of_match);
@@ -122,6 +126,7 @@ static const struct i2c_device_id st_lsm6dsx_i2c_id_table[] = { 
	{ ST_LSM6DSRX_DEV_NAME, ST_LSM6DSRX_ID },

	{ ST_LSM6DST_DEV_NAME, ST_LSM6DST_ID },

	{ ST_LSM6DSOP_DEV_NAME, ST_LSM6DSOP_ID },

	{ ST_ASM330LHHX_DEV_NAME, ST_ASM330LHHX_ID },

	{},

};

MODULE_DEVICE_TABLE(i2c, st_lsm6dsx_i2c_id_table);