Re: [PATCH 3/4] dt-binding: iio: Add documentation for AD7091R5

[Rob Herring <robh@kernel.org>]

On Mon, Oct 21, 2019 at 08:06:07PM +0300, Beniamin Bia wrote:
> Documentation for AD7091R5 ADC was added.
> 
> Signed-off-by: Beniamin Bia <beniamin.bia@analog.com>
> ---
>  .../bindings/iio/adc/adi,ad7091r5.yaml        | 53 +++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7091r5.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7091r5.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7091r5.yaml
> new file mode 100644
> index 000000000000..d041cd76804e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7091r5.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: GPL-2.0

(GPL-2.0-only OR BSD-2-Clause) for new bindings please.

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/adi,ad7091r5.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analog Devices AD7091R5 4-Channel 12-Bit ADC
> +
> +maintainers:
> +  - Beniamin Bia <beniamin.bia@analog.com>
> +
> +description: |
> +  Analog Devices AD7091R5 4-Channel 12-Bit ADC
> +  https://www.analog.com/media/en/technical-documentation/data-sheets/ad7091r-5.pdf
> +
> +properties:
> +  compatible:
> +    enum:
> +      - adi,ad7091R5

lowercase 'r' or be consistent with the filename.

> +
> +  reg:
> +    maxItems: 1
> +
> +  avcc-supply:
> +    description:
> +      Phandle to the Avcc power supply
> +    maxItems: 1

Not an array, so you can drop this.

> +
> +  interrupts:
> +    maxItems: 1
> +
> +
> +required:
> +  - compatible
> +  - reg

Add:

additionalProperties: false

> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        adc@0 {

adc@2f

> +                compatible = "adi,ad7091r5";

Doesn't match the schema.

> +                reg = <0x2F>;

Lowercase hex.

> +
> +                interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
> +                interrupt-parent = <&gpio>;
> +        };
> +    };
> +...
> -- 
> 2.17.1
>