* [PATCH 1/2] iio: imu: st_lsm6dsx: add support to LSM6DSO16IS
2022-11-16 13:40 [PATCH 0/2] add support for LSM6DSO16IS Lorenzo Bianconi
@ 2022-11-16 13:40 ` Lorenzo Bianconi
2022-11-16 13:40 ` [PATCH 2/2] dt-bindings: iio: imu: st_lsm6dsx: add lsm6dso16is Lorenzo Bianconi
2022-11-23 20:51 ` [PATCH 0/2] add support for LSM6DSO16IS Jonathan Cameron
2 siblings, 0 replies; 5+ messages in thread
From: Lorenzo Bianconi @ 2022-11-16 13:40 UTC (permalink / raw)
To: jic23
Cc: mario.tesi, linux-iio, devicetree, lorenzo.bianconi, robh+dt,
krzysztof.kozlowski+dt
Add support to STM LSM6DSO16IS (accelerometer and gyroscope) Mems sensor.
Datasheet: https://www.st.com/resource/en/datasheet/lsm6dso16is.pdf
Tested-by: Mario Tesi <mario.tesi@st.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
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 | 128 ++++++++++++++++++-
drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c | 5 +
drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c | 5 +
5 files changed, 141 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/imu/st_lsm6dsx/Kconfig b/drivers/iio/imu/st_lsm6dsx/Kconfig
index 37d02e0fc227..0096035728cd 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, the accelerometer/gyroscope of lsm9ds1
- and lsm6dst.
+ lsm6dsv, lsm6dsv16x, lsm6dso16is, the accelerometer/gyroscope
+ of lsm9ds1 and lsm6dst.
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 683cfadcf62e..abf14a2ce0e9 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
@@ -35,6 +35,7 @@
#define ST_LSM6DSTX_DEV_NAME "lsm6dstx"
#define ST_LSM6DSV_DEV_NAME "lsm6dsv"
#define ST_LSM6DSV16X_DEV_NAME "lsm6dsv16x"
+#define ST_LSM6DSO16IS_DEV_NAME "lsm6dso16is"
enum st_lsm6dsx_hw_id {
ST_LSM6DS3_ID,
@@ -57,6 +58,7 @@ enum st_lsm6dsx_hw_id {
ST_LSM6DSTX_ID,
ST_LSM6DSV_ID,
ST_LSM6DSV16X_ID,
+ ST_LSM6DSO16IS_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 b680682f9833..57a79bf35bba 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:
+ * LSM6DSTX/LSM6DSO16IS:
* - Accelerometer/Gyroscope supported ODR [Hz]: 12.5, 26, 52, 104, 208, 416,
* 833
* - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16
@@ -1375,6 +1375,132 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
.wakeup_src_x_mask = BIT(2),
},
},
+ {
+ .reset = {
+ .addr = 0x12,
+ .mask = BIT(0),
+ },
+ .boot = {
+ .addr = 0x12,
+ .mask = BIT(7),
+ },
+ .bdu = {
+ .addr = 0x12,
+ .mask = BIT(6),
+ },
+ .id = {
+ {
+ .hw_id = ST_LSM6DSO16IS_ID,
+ .name = ST_LSM6DSO16IS_DEV_NAME,
+ .wai = 0x22,
+ },
+ },
+ .channels = {
+ [ST_LSM6DSX_ID_ACC] = {
+ .chan = st_lsm6dsx_acc_channels,
+ .len = ARRAY_SIZE(st_lsm6dsx_acc_channels),
+ },
+ [ST_LSM6DSX_ID_GYRO] = {
+ .chan = st_lsm6dsx_gyro_channels,
+ .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels),
+ },
+ },
+ .odr_table = {
+ [ST_LSM6DSX_ID_ACC] = {
+ .reg = {
+ .addr = 0x10,
+ .mask = GENMASK(7, 4),
+ },
+ .odr_avl[0] = { 12500, 0x01 },
+ .odr_avl[1] = { 26000, 0x02 },
+ .odr_avl[2] = { 52000, 0x03 },
+ .odr_avl[3] = { 104000, 0x04 },
+ .odr_avl[4] = { 208000, 0x05 },
+ .odr_avl[5] = { 416000, 0x06 },
+ .odr_avl[6] = { 833000, 0x07 },
+ .odr_len = 7,
+ },
+ [ST_LSM6DSX_ID_GYRO] = {
+ .reg = {
+ .addr = 0x11,
+ .mask = GENMASK(7, 4),
+ },
+ .odr_avl[0] = { 12500, 0x01 },
+ .odr_avl[1] = { 26000, 0x02 },
+ .odr_avl[2] = { 52000, 0x03 },
+ .odr_avl[3] = { 104000, 0x04 },
+ .odr_avl[4] = { 208000, 0x05 },
+ .odr_avl[5] = { 416000, 0x06 },
+ .odr_avl[6] = { 833000, 0x07 },
+ .odr_len = 7,
+ },
+ },
+ .fs_table = {
+ [ST_LSM6DSX_ID_ACC] = {
+ .reg = {
+ .addr = 0x10,
+ .mask = GENMASK(3, 2),
+ },
+ .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 },
+ .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 },
+ .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 },
+ .fs_avl[3] = { IIO_G_TO_M_S_2(488000), 0x1 },
+ .fs_len = 4,
+ },
+ [ST_LSM6DSX_ID_GYRO] = {
+ .reg = {
+ .addr = 0x11,
+ .mask = GENMASK(3, 2),
+ },
+ .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 },
+ .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 },
+ .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000000), 0x2 },
+ .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000000), 0x3 },
+ .fs_len = 4,
+ },
+ },
+ .irq_config = {
+ .hla = {
+ .addr = 0x12,
+ .mask = BIT(5),
+ },
+ .od = {
+ .addr = 0x12,
+ .mask = BIT(4),
+ },
+ },
+ .shub_settings = {
+ .page_mux = {
+ .addr = 0x01,
+ .mask = BIT(6),
+ },
+ .master_en = {
+ .sec_page = true,
+ .addr = 0x14,
+ .mask = BIT(2),
+ },
+ .pullup_en = {
+ .sec_page = true,
+ .addr = 0x14,
+ .mask = BIT(3),
+ },
+ .aux_sens = {
+ .addr = 0x14,
+ .mask = GENMASK(1, 0),
+ },
+ .wr_once = {
+ .addr = 0x14,
+ .mask = BIT(6),
+ },
+ .num_ext_dev = 3,
+ .shub_out = {
+ .sec_page = true,
+ .addr = 0x02,
+ },
+ .slv0_addr = 0x15,
+ .dw_slv0_addr = 0x21,
+ },
+ },
};
int st_lsm6dsx_set_page(struct st_lsm6dsx_hw *hw, bool enable)
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
index 0faf1b4c11af..d5929c6e4c5f 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_i2c.c
@@ -117,6 +117,10 @@ static const struct of_device_id st_lsm6dsx_i2c_of_match[] = {
.compatible = "st,lsm6dsv16x",
.data = (void *)ST_LSM6DSV16X_ID,
},
+ {
+ .compatible = "st,lsm6dso16is",
+ .data = (void *)ST_LSM6DSO16IS_ID,
+ },
{},
};
MODULE_DEVICE_TABLE(of, st_lsm6dsx_i2c_of_match);
@@ -142,6 +146,7 @@ static const struct i2c_device_id st_lsm6dsx_i2c_id_table[] = {
{ ST_LSM6DSTX_DEV_NAME, ST_LSM6DSTX_ID },
{ ST_LSM6DSV_DEV_NAME, ST_LSM6DSV_ID },
{ ST_LSM6DSV16X_DEV_NAME, ST_LSM6DSV16X_ID },
+ { ST_LSM6DSO16IS_DEV_NAME, ST_LSM6DSO16IS_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 57597aaa2a92..24d5e51a8662 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
@@ -117,6 +117,10 @@ static const struct of_device_id st_lsm6dsx_spi_of_match[] = {
.compatible = "st,lsm6dsv16x",
.data = (void *)ST_LSM6DSV16X_ID,
},
+ {
+ .compatible = "st,lsm6dso16is",
+ .data = (void *)ST_LSM6DSO16IS_ID,
+ },
{},
};
MODULE_DEVICE_TABLE(of, st_lsm6dsx_spi_of_match);
@@ -142,6 +146,7 @@ static const struct spi_device_id st_lsm6dsx_spi_id_table[] = {
{ ST_LSM6DSTX_DEV_NAME, ST_LSM6DSTX_ID },
{ ST_LSM6DSV_DEV_NAME, ST_LSM6DSV_ID },
{ ST_LSM6DSV16X_DEV_NAME, ST_LSM6DSV16X_ID },
+ { ST_LSM6DSO16IS_DEV_NAME, ST_LSM6DSO16IS_ID },
{},
};
MODULE_DEVICE_TABLE(spi, st_lsm6dsx_spi_id_table);
--
2.38.1
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