iio: imu: st_lsm6dsx: add support to LSM6DS3TR-C

Add support to STM LSM6DS3TR-C 6-axis (acc + gyro) Mems sensor
https://www.st.com/resource/en/datasheet/lsm6ds3tr-c.pdf

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/imu/st_lsm6dsx/Kconfig b/drivers/iio/imu/st_lsm6dsx/Kconfig
index 002a423..2d8b2e1 100644 (file)
--- a/drivers/iio/imu/st_lsm6dsx/Kconfig
+++ b/drivers/iio/imu/st_lsm6dsx/Kconfig
@@ -10,7 +10,7 @@ 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
+         ism330dlc, lsm6dso, lsm6dsox, asm330lhh, lsm6dsr, lsm6ds3tr-c
 
          To compile this driver as a module, choose M here: the module
          will be called st_lsm6dsx.

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
index c14bf53..af379a5 100644 (file)
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
@@ -22,6 +22,7 @@
 #define ST_ASM330LHH_DEV_NAME  "asm330lhh"
 #define ST_LSM6DSOX_DEV_NAME   "lsm6dsox"
 #define ST_LSM6DSR_DEV_NAME    "lsm6dsr"
+#define ST_LSM6DS3TRC_DEV_NAME "lsm6ds3tr-c"
 
 enum st_lsm6dsx_hw_id {
        ST_LSM6DS3_ID,
@@ -33,6 +34,7 @@ enum st_lsm6dsx_hw_id {
        ST_ASM330LHH_ID,
        ST_LSM6DSOX_ID,
        ST_LSM6DSR_ID,
+       ST_LSM6DS3TRC_ID,
        ST_LSM6DSX_MAX_ID,
 };
 

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
index e4d8a79..38194f4 100644 (file)
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
@@ -2,10 +2,10 @@
 /*
  * STMicroelectronics st_lsm6dsx FIFO buffer library driver
  *
- * 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):
+ * LSM6DS3/LSM6DS3H/LSM6DSL/LSM6DSM/ISM330DLC/LSM6DS3TR-C:
+ * 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

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index a6702a7..d8c4417 100644 (file)
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -18,7 +18,7 @@
  *   - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000
  *   - FIFO size: 8KB
  *
- * - LSM6DS3H/LSM6DSL/LSM6DSM/ISM330DLC:
+ * - LSM6DS3H/LSM6DSL/LSM6DSM/ISM330DLC/LSM6DS3TR-C:
  *   - 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
@@ -233,6 +233,9 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
                        }, {
                                .hw_id = ST_ISM330DLC_ID,
                                .name = ST_ISM330DLC_DEV_NAME,
+                       }, {
+                               .hw_id = ST_LSM6DS3TRC_ID,
+                               .name = ST_LSM6DS3TRC_DEV_NAME,
                        },
                },
                .decimator = {

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
index b3211e0..28581eb 100644 (file)
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
@@ -75,6 +75,10 @@ static const struct of_device_id st_lsm6dsx_i2c_of_match[] = {
                .compatible = "st,lsm6dsr",
                .data = (void *)ST_LSM6DSR_ID,
        },
+       {
+               .compatible = "st,lsm6ds3tr-c",
+               .data = (void *)ST_LSM6DS3TRC_ID,
+       },
        {},
 };
 MODULE_DEVICE_TABLE(of, st_lsm6dsx_i2c_of_match);
@@ -89,6 +93,7 @@ static const struct i2c_device_id st_lsm6dsx_i2c_id_table[] = {
        { ST_ASM330LHH_DEV_NAME, ST_ASM330LHH_ID },
        { ST_LSM6DSOX_DEV_NAME, ST_LSM6DSOX_ID },
        { ST_LSM6DSR_DEV_NAME, ST_LSM6DSR_ID },
+       { ST_LSM6DS3TRC_DEV_NAME, ST_LSM6DS3TRC_ID },
        {},
 };
 MODULE_DEVICE_TABLE(i2c, st_lsm6dsx_i2c_id_table);

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
index c9d3c47..0371e8b 100644 (file)
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
@@ -75,6 +75,10 @@ static const struct of_device_id st_lsm6dsx_spi_of_match[] = {
                .compatible = "st,lsm6dsr",
                .data = (void *)ST_LSM6DSR_ID,
        },
+       {
+               .compatible = "st,lsm6ds3tr-c",
+               .data = (void *)ST_LSM6DS3TRC_ID,
+       },
        {},
 };
 MODULE_DEVICE_TABLE(of, st_lsm6dsx_spi_of_match);
@@ -89,6 +93,7 @@ static const struct spi_device_id st_lsm6dsx_spi_id_table[] = {
        { ST_ASM330LHH_DEV_NAME, ST_ASM330LHH_ID },
        { ST_LSM6DSOX_DEV_NAME, ST_LSM6DSOX_ID },
        { ST_LSM6DSR_DEV_NAME, ST_LSM6DSR_ID },
+       { ST_LSM6DS3TRC_DEV_NAME, ST_LSM6DS3TRC_ID },
        {},
 };
 MODULE_DEVICE_TABLE(spi, st_lsm6dsx_spi_id_table);