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iio: imu: inv_mpu6050: add support of IAM20680

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Automotive certified IMU, similar to ICM20608.

Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@invensense.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jean-Baptiste Maneyrol 2020-02-06 11:31:02 +01:00 committed by Jonathan Cameron
parent 23db8d6959
commit d31f74e608
5 changed files with 23 additions and 2 deletions
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4
drivers/iio/imu/inv_mpu6050/Kconfig
View file

@ -16,7 +16,7 @@ config INV_MPU6050_I2C
select REGMAP_I2C
help
This driver supports the Invensense MPU6050/9150,
MPU6500/6515/9250/9255, ICM20608/20609/20689 and ICM20602
MPU6500/6515/9250/9255, ICM20608/20609/20689, ICM20602 and IAM20680
motion tracking devices over I2C.
This driver can be built as a module. The module will be called
inv-mpu6050-i2c.
@ -28,7 +28,7 @@ config INV_MPU6050_SPI
select REGMAP_SPI
help
This driver supports the Invensense MPU6000,
MPU6500/6515/9250/9255, ICM20608/20609/20689 and ICM20602
MPU6500/6515/9250/9255, ICM20608/20609/20689, ICM20602 and IAM20680
motion tracking devices over SPI.
This driver can be built as a module. The module will be called
inv-mpu6050-spi.

8
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
View file

@ -200,6 +200,14 @@ static const struct inv_mpu6050_hw hw_info[] = {
.fifo_size = 1008,
.temp = {INV_ICM20608_TEMP_OFFSET, INV_ICM20608_TEMP_SCALE},
},
{
.whoami = INV_IAM20680_WHOAMI_VALUE,
.name = "IAM20680",
.reg = &reg_set_6500,
.config = &chip_config_6050,
.fifo_size = 512,
.temp = {INV_ICM20608_TEMP_OFFSET, INV_ICM20608_TEMP_SCALE},
},
};
int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, u32 mask)

6
drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
View file

@ -64,6 +64,7 @@ static bool inv_mpu_i2c_aux_bus(struct device *dev)
case INV_ICM20609:
case INV_ICM20689:
case INV_ICM20602:
case INV_IAM20680:
/* no i2c auxiliary bus on the chip */
return false;
case INV_MPU9150:
@ -207,6 +208,7 @@ static const struct i2c_device_id inv_mpu_id[] = {
{"icm20609", INV_ICM20609},
{"icm20689", INV_ICM20689},
{"icm20602", INV_ICM20602},
{"iam20680", INV_IAM20680},
{}
};
@ -253,6 +255,10 @@ static const struct of_device_id inv_of_match[] = {
.compatible = "invensense,icm20602",
.data = (void *)INV_ICM20602
},
{
.compatible = "invensense,iam20680",
.data = (void *)INV_IAM20680
},
{ }
};
MODULE_DEVICE_TABLE(of, inv_of_match);

2
drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
View file

@ -78,6 +78,7 @@ enum inv_devices {
INV_ICM20609,
INV_ICM20689,
INV_ICM20602,
INV_IAM20680,
INV_NUM_PARTS
};
@ -346,6 +347,7 @@ struct inv_mpu6050_state {
#define INV_ICM20609_WHOAMI_VALUE 0xA6
#define INV_ICM20689_WHOAMI_VALUE 0x98
#define INV_ICM20602_WHOAMI_VALUE 0x12
#define INV_IAM20680_WHOAMI_VALUE 0xA9
/* scan element definition for generic MPU6xxx devices */
enum inv_mpu6050_scan {

5
drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
View file

@ -84,6 +84,7 @@ static const struct spi_device_id inv_mpu_id[] = {
{"icm20609", INV_ICM20609},
{"icm20689", INV_ICM20689},
{"icm20602", INV_ICM20602},
{"iam20680", INV_IAM20680},
{}
};
@ -126,6 +127,10 @@ static const struct of_device_id inv_of_match[] = {
.compatible = "invensense,icm20602",
.data = (void *)INV_ICM20602
},
{
.compatible = "invensense,iam20680",
.data = (void *)INV_IAM20680
},
{ }
};
MODULE_DEVICE_TABLE(of, inv_of_match);