Re: [PATCH] dt-bindings: mtd: microchip,mchp48l640: use spi-peripheral-props.yaml

From: Tudor.Ambarus
Date: Wed Jul 27 2022 - 22:52:12 EST


On 7/27/22 19:41, Krzysztof Kozlowski wrote:
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>
> Instead of listing directly properties typical for SPI peripherals,
> reference the spi-peripheral-props.yaml schema. This allows using all
> properties typical for SPI-connected devices, even these which device
> bindings author did not tried yet.
>
> Remove the spi-* properties which now come via spi-peripheral-props.yaml
> schema, except for the cases when device schema adds some constraints
> like maximum frequency.
>
> While changing additionalProperties->unevaluatedProperties, put it in
> typical place, just before example DTS.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Reviewed-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
>
> ---
>
> Technically, this depends on [1] merged to SPI tree, if we want to
> preserve existing behavior of not allowing SPI CPHA and CPOL in each of
> schemas in this patch.
>
> If this patch comes independently via different tree, the SPI CPHA and
> CPOL will be allowed for brief period of time, before [1] is merged.
> This will not have negative impact, just DT schema checks will be
> loosened for that period.
>
> [1] https://lore.kernel.org/all/20220722191539.90641-2-krzysztof.kozlowski@xxxxxxxxxx/
> ---
> .../devicetree/bindings/mtd/microchip,mchp48l640.yaml | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml b/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml
> index 2cdf6bf3dc4a..8cc2a7ceb5fb 100644
> --- a/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml
> +++ b/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml
> @@ -22,13 +22,14 @@ properties:
> reg:
> maxItems: 1
>
> - spi-max-frequency: true
> -
> required:
> - compatible
> - reg
>
> -additionalProperties: false
> +allOf:
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
> +
> +unevaluatedProperties: false
>
> examples:
> - |
> --
> 2.34.1
>
>
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--
Cheers,
ta