Re: [PATCH v4 1/5] dt-bindings: Add InvenSense ICM-42370-p accelerometer

From: Rob Herring

Date: Mon Sep 28 2026 - 13:59:06 EST


On Thu, Sep 17, 2026 at 03:38:16PM +0200, Kanak Shilledar wrote:
> ICM42370P is a 3-axis accelerometer. The device can support I2C, SPI
> and I3C. Add the supporting devicetree documentation for the device.
> The device supports VDD and VDDIO operating range of 1.71V to 3.6V.
>
> Signed-off-by: Kanak Shilledar <kanak.shilledar@xxxxxxxx>
> ---
> .../bindings/iio/accel/invensense,icm42370p.yaml | 87 ++++++++++++++++++++++
> 1 file changed, 87 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/iio/accel/invensense,icm42370p.yaml b/Documentation/devicetree/bindings/iio/accel/invensense,icm42370p.yaml
> new file mode 100644
> index 0000000000000..d519dc7e63dd0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/accel/invensense,icm42370p.yaml
> @@ -0,0 +1,87 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/accel/invensense,icm42370p.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: InvenSense ICM-42370-P Accelerometer
> +
> +maintainers:
> + - Kanak Shilledar <kanak.shilledar@xxxxxxxx>
> + - Henrik Grimler <henrik.grimler@xxxxxxxx>
> +
> +description: |
> + 3-axis accelerometer MotionTracking device.
> +
> + It supports I3C, I2C and SPI serial communication, has a 2.25kB FIFO
> + and 2 programmable interrupts with low-power wake-on-motion support.
> +
> + It also has programmable filters and an embedded temperature sensor.
> +
> + https://www.invensense.tdk.com/en-us/products/3-axis/icm-42370-p
> +
> +properties:
> + compatible:
> + const: invensense,icm42370p
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + minItems: 1
> + maxItems: 2
> +
> + interrupt-names:
> + minItems: 1
> + maxItems: 2
> + items:
> + enum:
> + - INT1
> + - INT2
> +
> + drive-open-drain:
> + type: boolean
> + description:
> + Whether irq is in open-drain mode. False means push-pull mode.
> +
> + mount-matrix: true
> +
> + vdd-supply:
> + description: Regulator operating range between 1.71V to 3.6V.
> +
> + vddio-supply:
> + description: Regulator operating range between 1.71V to 3.6V.
> +
> + spi-cpha: true
> + spi-cpol: true

Generally, you either need these properties or you don't. If you do,
then they should be required.

Rob