[PATCH 1/2] iio: imu: st_lsm6dsx: add support to ISM330IS

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Add support to STM ISM330IS (accelerometer and gyroscope) Mems sensor.
The ISM330IS sensor can use LSM6DSO16IS as fallback device since it
implements all the ISM330IS features currently implemented in
st_lsm6dsx.

Datasheet: https://www.st.com/resource/en/datasheet/ism330is.pdf
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
 drivers/iio/imu/st_lsm6dsx/Kconfig           | 4 ++--
 drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h      | 2 ++
 drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 8 ++++++--
 drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c  | 5 +++++
 drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c  | 5 +++++
 5 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/imu/st_lsm6dsx/Kconfig b/drivers/iio/imu/st_lsm6dsx/Kconfig
index 0096035728cd..f6660847fb58 100644
--- a/drivers/iio/imu/st_lsm6dsx/Kconfig
+++ b/drivers/iio/imu/st_lsm6dsx/Kconfig
@@ -13,8 +13,8 @@ config IIO_ST_LSM6DSX
 	  sensor. Supported devices: lsm6ds3, lsm6ds3h, lsm6dsl, lsm6dsm,
 	  ism330dlc, lsm6dso, lsm6dsox, asm330lhh, asm330lhhx, lsm6dsr,
 	  lsm6ds3tr-c, ism330dhcx, lsm6dsrx, lsm6ds0, lsm6dsop, lsm6dstx,
-	  lsm6dsv, lsm6dsv16x, lsm6dso16is, the accelerometer/gyroscope
-	  of lsm9ds1 and lsm6dst.
+	  lsm6dsv, lsm6dsv16x, lsm6dso16is, ism330is, lsm6dst and the
+	  accelerometer/gyroscope of lsm9ds1.
 
 	  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 abf14a2ce0e9..5b6f195748fc 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
@@ -36,6 +36,7 @@
 #define ST_LSM6DSV_DEV_NAME	"lsm6dsv"
 #define ST_LSM6DSV16X_DEV_NAME	"lsm6dsv16x"
 #define ST_LSM6DSO16IS_DEV_NAME	"lsm6dso16is"
+#define ST_ISM330IS_DEV_NAME	"ism330is"
 
 enum st_lsm6dsx_hw_id {
 	ST_LSM6DS3_ID,
@@ -59,6 +60,7 @@ enum st_lsm6dsx_hw_id {
 	ST_LSM6DSV_ID,
 	ST_LSM6DSV16X_ID,
 	ST_LSM6DSO16IS_ID,
+	ST_ISM330IS_ID,
 	ST_LSM6DSX_MAX_ID,
 };
 
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index 57a79bf35bba..3f6060c64f32 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -27,7 +27,7 @@
  *   - FIFO size: 4KB
  *
  * - LSM6DSO/LSM6DSOX/ASM330LHH/ASM330LHHX/LSM6DSR/ISM330DHCX/LSM6DST/LSM6DSOP/
- *   LSM6DSTX/LSM6DSO16IS:
+ *   LSM6DSTX/LSM6DSO16IS/ISM330IS:
  *   - Accelerometer/Gyroscope supported ODR [Hz]: 12.5, 26, 52, 104, 208, 416,
  *     833
  *   - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16
@@ -1393,7 +1393,11 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
 				.hw_id = ST_LSM6DSO16IS_ID,
 				.name = ST_LSM6DSO16IS_DEV_NAME,
 				.wai = 0x22,
-			},
+			}, {
+				.hw_id = ST_ISM330IS_ID,
+				.name = ST_ISM330IS_DEV_NAME,
+				.wai = 0x22,
+			}
 		},
 		.channels = {
 			[ST_LSM6DSX_ID_ACC] = {
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
index c34ccc85e4c7..df5f60925260 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
@@ -121,6 +121,10 @@ static const struct of_device_id st_lsm6dsx_i2c_of_match[] = {
 		.compatible = "st,lsm6dso16is",
 		.data = (void *)ST_LSM6DSO16IS_ID,
 	},
+	{
+		.compatible = "st,ism330is",
+		.data = (void *)ST_ISM330IS_ID,
+	},
 	{},
 };
 MODULE_DEVICE_TABLE(of, st_lsm6dsx_i2c_of_match);
@@ -147,6 +151,7 @@ static const struct i2c_device_id st_lsm6dsx_i2c_id_table[] = {
 	{ ST_LSM6DSV_DEV_NAME, ST_LSM6DSV_ID },
 	{ ST_LSM6DSV16X_DEV_NAME, ST_LSM6DSV16X_ID },
 	{ ST_LSM6DSO16IS_DEV_NAME, ST_LSM6DSO16IS_ID },
+	{ ST_ISM330IS_DEV_NAME, ST_ISM330IS_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 24d5e51a8662..974584bda875 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
@@ -121,6 +121,10 @@ static const struct of_device_id st_lsm6dsx_spi_of_match[] = {
 		.compatible = "st,lsm6dso16is",
 		.data = (void *)ST_LSM6DSO16IS_ID,
 	},
+	{
+		.compatible = "st,ism330is",
+		.data = (void *)ST_ISM330IS_ID,
+	},
 	{},
 };
 MODULE_DEVICE_TABLE(of, st_lsm6dsx_spi_of_match);
@@ -147,6 +151,7 @@ static const struct spi_device_id st_lsm6dsx_spi_id_table[] = {
 	{ ST_LSM6DSV_DEV_NAME, ST_LSM6DSV_ID },
 	{ ST_LSM6DSV16X_DEV_NAME, ST_LSM6DSV16X_ID },
 	{ ST_LSM6DSO16IS_DEV_NAME, ST_LSM6DSO16IS_ID },
+	{ ST_ISM330IS_DEV_NAME, ST_ISM330IS_ID },
 	{},
 };
 MODULE_DEVICE_TABLE(spi, st_lsm6dsx_spi_id_table);
-- 
2.38.1




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