aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/iio/imu
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iio/imu')
-rw-r--r--drivers/iio/imu/bmi160/bmi160_core.c46
-rw-r--r--drivers/iio/imu/inv_mpu6050/Kconfig8
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c5
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_core.c6
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c1
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h2
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c2
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c1
8 files changed, 55 insertions, 16 deletions
diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c
index 0bf92b06d7d8..e0251b8c1a52 100644
--- a/drivers/iio/imu/bmi160/bmi160_core.c
+++ b/drivers/iio/imu/bmi160/bmi160_core.c
@@ -20,6 +20,7 @@
#include <linux/iio/triggered_buffer.h>
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/buffer.h>
+#include <linux/iio/sysfs.h>
#include "bmi160.h"
@@ -209,11 +210,11 @@ static const struct bmi160_scale_item bmi160_scale_table[] = {
};
static const struct bmi160_odr bmi160_accel_odr[] = {
- {0x01, 0, 78125},
- {0x02, 1, 5625},
- {0x03, 3, 125},
- {0x04, 6, 25},
- {0x05, 12, 5},
+ {0x01, 0, 781250},
+ {0x02, 1, 562500},
+ {0x03, 3, 125000},
+ {0x04, 6, 250000},
+ {0x05, 12, 500000},
{0x06, 25, 0},
{0x07, 50, 0},
{0x08, 100, 0},
@@ -229,7 +230,7 @@ static const struct bmi160_odr bmi160_gyro_odr[] = {
{0x08, 100, 0},
{0x09, 200, 0},
{0x0A, 400, 0},
- {0x0B, 8000, 0},
+ {0x0B, 800, 0},
{0x0C, 1600, 0},
{0x0D, 3200, 0},
};
@@ -364,8 +365,8 @@ int bmi160_set_odr(struct bmi160_data *data, enum bmi160_sensor_type t,
return regmap_update_bits(data->regmap,
bmi160_regs[t].config,
- bmi160_odr_table[t].tbl[i].bits,
- bmi160_regs[t].config_odr_mask);
+ bmi160_regs[t].config_odr_mask,
+ bmi160_odr_table[t].tbl[i].bits);
}
static int bmi160_get_odr(struct bmi160_data *data, enum bmi160_sensor_type t,
@@ -410,7 +411,8 @@ static irqreturn_t bmi160_trigger_handler(int irq, void *p)
buf[j++] = sample;
}
- iio_push_to_buffers_with_timestamp(indio_dev, buf, iio_get_time_ns());
+ iio_push_to_buffers_with_timestamp(indio_dev, buf,
+ iio_get_time_ns(indio_dev));
done:
iio_trigger_notify_done(indio_dev->trig);
return IRQ_HANDLED;
@@ -466,10 +468,36 @@ static int bmi160_write_raw(struct iio_dev *indio_dev,
return 0;
}
+static
+IIO_CONST_ATTR(in_accel_sampling_frequency_available,
+ "0.78125 1.5625 3.125 6.25 12.5 25 50 100 200 400 800 1600");
+static
+IIO_CONST_ATTR(in_anglvel_sampling_frequency_available,
+ "25 50 100 200 400 800 1600 3200");
+static
+IIO_CONST_ATTR(in_accel_scale_available,
+ "0.000598 0.001197 0.002394 0.004788");
+static
+IIO_CONST_ATTR(in_anglvel_scale_available,
+ "0.001065 0.000532 0.000266 0.000133 0.000066");
+
+static struct attribute *bmi160_attrs[] = {
+ &iio_const_attr_in_accel_sampling_frequency_available.dev_attr.attr,
+ &iio_const_attr_in_anglvel_sampling_frequency_available.dev_attr.attr,
+ &iio_const_attr_in_accel_scale_available.dev_attr.attr,
+ &iio_const_attr_in_anglvel_scale_available.dev_attr.attr,
+ NULL,
+};
+
+static const struct attribute_group bmi160_attrs_group = {
+ .attrs = bmi160_attrs,
+};
+
static const struct iio_info bmi160_info = {
.driver_module = THIS_MODULE,
.read_raw = bmi160_read_raw,
.write_raw = bmi160_write_raw,
+ .attrs = &bmi160_attrs_group,
};
static const char *bmi160_match_acpi_device(struct device *dev)
diff --git a/drivers/iio/imu/inv_mpu6050/Kconfig b/drivers/iio/imu/inv_mpu6050/Kconfig
index f756feecfa4c..5483b2ea754d 100644
--- a/drivers/iio/imu/inv_mpu6050/Kconfig
+++ b/drivers/iio/imu/inv_mpu6050/Kconfig
@@ -13,8 +13,8 @@ config INV_MPU6050_I2C
select INV_MPU6050_IIO
select REGMAP_I2C
help
- This driver supports the Invensense MPU6050/6500/9150 motion tracking
- devices over I2C.
+ This driver supports the Invensense MPU6050/6500/9150 and ICM20608
+ motion tracking devices over I2C.
This driver can be built as a module. The module will be called
inv-mpu6050-i2c.
@@ -24,7 +24,7 @@ config INV_MPU6050_SPI
select INV_MPU6050_IIO
select REGMAP_SPI
help
- This driver supports the Invensense MPU6000/6500/9150 motion tracking
- devices over SPI.
+ This driver supports the Invensense MPU6050/6500/9150 and ICM20608
+ motion tracking devices over SPI.
This driver can be built as a module. The module will be called
inv-mpu6050-spi.
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
index f62b8bd9ad7e..dd6fc6d21f9d 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
@@ -56,6 +56,7 @@ static int asus_acpi_get_sensor_info(struct acpi_device *adev,
int i;
acpi_status status;
union acpi_object *cpm;
+ int ret;
status = acpi_evaluate_object(adev->handle, "CNF0", NULL, &buffer);
if (ACPI_FAILURE(status))
@@ -82,10 +83,10 @@ static int asus_acpi_get_sensor_info(struct acpi_device *adev,
}
}
}
-
+ ret = cpm->package.count;
kfree(buffer.pointer);
- return cpm->package.count;
+ return ret;
}
static int acpi_i2c_check_resource(struct acpi_resource *ares, void *data)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index ee40dae5ab58..b9fcbf18aa99 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -113,6 +113,12 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6050,
.config = &chip_config_6050,
},
+ {
+ .whoami = INV_ICM20608_WHOAMI_VALUE,
+ .name = "ICM20608",
+ .reg = &reg_set_6500,
+ .config = &chip_config_6050,
+ },
};
int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, u32 mask)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
index e1fd7fa53e3b..19580d1db597 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
@@ -170,6 +170,7 @@ static const struct i2c_device_id inv_mpu_id[] = {
{"mpu6050", INV_MPU6050},
{"mpu6500", INV_MPU6500},
{"mpu9150", INV_MPU9150},
+ {"icm20608", INV_ICM20608},
{}
};
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
index 3bf8544ccc9f..f0e8c5dd9fae 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
@@ -70,6 +70,7 @@ enum inv_devices {
INV_MPU6500,
INV_MPU6000,
INV_MPU9150,
+ INV_ICM20608,
INV_NUM_PARTS
};
@@ -225,6 +226,7 @@ struct inv_mpu6050_state {
#define INV_MPU6050_WHOAMI_VALUE 0x68
#define INV_MPU6500_WHOAMI_VALUE 0x70
#define INV_MPU9150_WHOAMI_VALUE 0x68
+#define INV_ICM20608_WHOAMI_VALUE 0xAF
/* scan element definition */
enum inv_mpu6050_scan {
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
index d0700628ee6d..3a9f3eac91ab 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
@@ -107,7 +107,7 @@ irqreturn_t inv_mpu6050_irq_handler(int irq, void *p)
struct inv_mpu6050_state *st = iio_priv(indio_dev);
s64 timestamp;
- timestamp = iio_get_time_ns();
+ timestamp = iio_get_time_ns(indio_dev);
kfifo_in_spinlocked(&st->timestamps, &timestamp, 1,
&st->time_stamp_lock);
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
index 190a4a51c830..6e6476dfa188 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
@@ -82,6 +82,7 @@ static const struct spi_device_id inv_mpu_id[] = {
{"mpu6000", INV_MPU6000},
{"mpu6500", INV_MPU6500},
{"mpu9150", INV_MPU9150},
+ {"icm20608", INV_ICM20608},
{}
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.