Re: [PATCH v4 2/3] dt-bindings: iio: adc: Add Allwinner D1/T113s/R329/T507 SoCs GPADC

[Conor Dooley]

Hey,

On Sat, Jun 10, 2023 at 03:29:08PM +0300, Maksim Kiselev wrote:
> From: Maxim Kiselev <bigunclemax@xxxxxxxxx>
> 
> Allwinner's D1/T113s/R329/T507 SoCs have a new general purpose ADC.
> This ADC is the same for all of this SoCs. The only difference is
> the number of available channels.
> 
> Signed-off-by: Maxim Kiselev <bigunclemax@xxxxxxxxx>
> ---
>  .../iio/adc/allwinner,sun20i-d1-gpadc.yaml    | 91 +++++++++++++++++++
>  1 file changed, 91 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/allwinner,sun20i-d1-gpadc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/allwinner,sun20i-d1-gpadc.yaml b/Documentation/devicetree/bindings/iio/adc/allwinner,sun20i-d1-gpadc.yaml
> new file mode 100644
> index 000000000000..2b59844b7c07
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/allwinner,sun20i-d1-gpadc.yaml
> @@ -0,0 +1,91 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/allwinner,sun20i-d1-gpadc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Allwinner D1 General Purpose ADC
> +
> +maintainers:
> +  - Maksim Kiselev <bigunclemax@xxxxxxxxx>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - allwinner,sun20i-d1-gpadc
> +
> +  "#io-channel-cells":
> +    const: 1
> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 0
> +
> +  clocks:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  reg:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +patternProperties:
> +  "^channel@([0-15])$":
> +    $ref: adc.yaml
> +    type: object
> +    description:
> +      Represents the internal channels of the ADC.
> +
> +    properties:
> +      reg:
> +        items:
> +          minimum: 0
> +          maximum: 15
> +
> +    required:
> +      - reg
> +
> +    additionalProperties: false
> +
> +required:
> +  - "#io-channel-cells"
> +  - clocks
> +  - compatible
> +  - interrupts
> +  - reg
> +  - resets
> +
> +unevaluatedProperties: false

How come this one changed to unevaluatedProperties: false?
Wasn't it for the ADC that we previously discussed whether
additionalProperties: false was correct or not?

Cheers,
Conor.

> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/sun20i-d1-ccu.h>
> +    #include <dt-bindings/reset/sun20i-d1-ccu.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +
> +    gpadc: adc@2009000 {
> +        compatible = "allwinner,sun20i-d1-gpadc";
> +        reg = <0x2009000 0x1000>;
> +        clocks = <&ccu CLK_BUS_GPADC>;
> +        resets = <&ccu RST_BUS_GPADC>;
> +        interrupts = <73 IRQ_TYPE_LEVEL_HIGH>;
> +        #io-channel-cells = <1>;
> +
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        channel@0 {
> +            reg = <0>;
> +        };
> +
> +        channel@1 {
> +            reg = <1>;
> +        };
> +    };
> +...
> -- 
> 2.39.2
>

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