linux-kernel - Re: [PATCH 1/2] dt-bindings: iio: accel: Add SCA3300 documentation

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Date:   Mon, 12 Apr 2021 16:02:18 -0500
From:   Rob Herring <robh@...nel.org>
To:     Tomas Melin <tomas.melin@...sala.com>
Cc:     jic23@...nel.org, devicetree@...r.kernel.org,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: iio: accel: Add SCA3300 documentation

On Mon, Apr 12, 2021 at 10:50:55AM +0300, Tomas Melin wrote:
> initial DT bindings for Murata SCA3300 Accelerometer.
> 
> Signed-off-by: Tomas Melin <tomas.melin@...sala.com>
> ---
>  .../bindings/iio/accel/sca3300.yaml           | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/accel/sca3300.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/accel/sca3300.yaml b/Documentation/devicetree/bindings/iio/accel/sca3300.yaml
> new file mode 100644
> index 000000000000..32fe4b647cd0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/accel/sca3300.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: (GPL-2.0-only)

For new bindings:

GPL-2.0-only OR BSD-2-Clause

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/accel/sca3300.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Murata SCA3300 Accelerometer
> +
> +description: |
> +  3-axis industrial accelerometer with digital SPI interface
> +  https://www.murata.com/en-global/products/sensor/accel/sca3300
> +
> +maintainers:
> +  - Tomas Melin <tomas.melin@...sala.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - murata,sca3300
> +
> +  reg:
> +    maxItems: 1
> +    description: SPI chip select number according to the general SPI bindings
> +
> +  spi-max-frequency:
> +    maximum: 8000000
> +
> +  murata,opmode:
> +    description: Accelerometer operation mode as described in datasheet (MODE)
> +    $ref: /schemas/types.yaml#/definitions/uint32

0 - 2^32 are all valid modes?

> +
> +required:
> +  - compatible
> +  - reg
> +  - murata,opmode
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    spi {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +        sca3300@0 {

accelerometer@0

> +            compatible = "murata,sca3300";
> +            reg = <0x0>;
> +            spi-max-frequency = <4000000>;
> +            murata,opmode = <4>;
> +        };
> +    };
> +...
> -- 
> 2.21.3
>