Re: [PATCH 1/3] dt-bindings: iio: pressure: Support Honeywell mpr sensors

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On Sat, 1 Apr 2023 11:09:41 +0200
Andreas Klinger <ak@xxxxxxxxxxxxx> wrote:

> Honeywell mpr is a pressure sensor family. There are many different
> types with different pressure ranges. The range needs to be set up in
> the dt. Therefore new properties honeywell,pmin and honeywell,pmax are
> introduced.
> 
> Add dt-bindings.
> 
> Signed-off-by: Andreas Klinger <ak@xxxxxxxxxxxxx>
> ---
>  .../bindings/iio/pressure/honeywell,mpr.yaml  | 74 +++++++++++++++++++
>  1 file changed, 74 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/pressure/honeywell,mpr.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/pressure/honeywell,mpr.yaml b/Documentation/devicetree/bindings/iio/pressure/honeywell,mpr.yaml
> new file mode 100644
> index 000000000000..d6fad6f841cf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/pressure/honeywell,mpr.yaml
> @@ -0,0 +1,74 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/pressure/honeywell,mpr.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Honeywell mpr pressure sensor
> +
> +maintainers:
> +  - Andreas Klinger <ak@xxxxxxxxxxxxx>
> +
> +description: |
> +  Honeywell pressure sensor of type mpr. This sensor has an I2C and SPI interface. Only the I2C
> +  interface is implemented.
> +
> +  There are many subtypes with different pressure ranges available. Therefore the minimum and
> +  maximum pressure values of the specific sensor needs to be specified in Pascal.
> +
> +  Specifications about the devices can be found at:
> +    https://prod-edam.honeywell.com/content/dam/honeywell-edam/sps/siot/en-us/products/sensors/  \
> +      pressure-sensors/board-mount-pressure-sensors/micropressure-mpr-series/documents/          \
> +      sps-siot-mpr-series-datasheet-32332628-ciid-172626.pdf

Ouch. Anyone want to suggest to honeywell that they add some short paths for this stuff!

Please add regulator for VDD.  May well be a fixed reg on the boards you care about, but
it's still good document it's existence.

> +
> +properties:
> +  compatible:
> +    const: honeywell,mpr
> +



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