[PATCH v4 0/2] Add I2C driver for Bosch BMI270 IMU

From: Alex Lanzano
Date: Thu Sep 12 2024 - 17:08:11 EST


Add basic I2C support for the Bosch BMI270 IMU.

References:
https://www.bosch-sensortec.com/products/motion-sensors/imus/bmi270/

Signed-off-by: Alex Lanzano <lanzano.alex@xxxxxxxxx>
---
Changes in v4:
- Include linux/bitfield.h to bmi270_core.c
- Add comments documenting sleep functions
- Increase configuration delay to be inline with datasheet

Changes in v3:
- Remove code pertaining to buffer / triggered buffer
- Move register definitions from struct to defines
- Add bit mask defines for registers and replace hardcoded values
- Create macros for accel and gryo channels
- Code style cleanup

Changes in v2:
- Remove spi example in binding documentation
- Add more properties to i2c example in binding documentation
---

Alex Lanzano (2):
dt-bindings: iio: imu: add bmi270 bindings
iio: imu: Add i2c driver for bmi270 imu

.../bindings/iio/imu/bosch,bmi270.yaml | 77 ++++++
MAINTAINERS | 7 +
drivers/iio/imu/Kconfig | 1 +
drivers/iio/imu/Makefile | 1 +
drivers/iio/imu/bmi270/Kconfig | 21 ++
drivers/iio/imu/bmi270/Makefile | 6 +
drivers/iio/imu/bmi270/bmi270.h | 62 +++++
drivers/iio/imu/bmi270/bmi270_core.c | 258 ++++++++++++++++++
drivers/iio/imu/bmi270/bmi270_i2c.c | 48 ++++
9 files changed, 481 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/imu/bosch,bmi270.yaml
create mode 100644 drivers/iio/imu/bmi270/Kconfig
create mode 100644 drivers/iio/imu/bmi270/Makefile
create mode 100644 drivers/iio/imu/bmi270/bmi270.h
create mode 100644 drivers/iio/imu/bmi270/bmi270_core.c
create mode 100644 drivers/iio/imu/bmi270/bmi270_i2c.c

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2.46.0