Re: [PATCHv2 1/3] dt-bindings: mmc: synopsys-dw-mshc: document "altr,sysmgr-syscon"

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On 23/09/2022 00:03, Dinh Nguyen wrote:
> Document the optional "altr,sysmgr-syscon" binding that is used to
> access the System Manager register that controls the SDMMC clock
> phase.
> 
> Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>

Thank you for your patch. There is something to discuss/improve.

> ---
> v2: added
> ---
>  .../devicetree/bindings/mmc/synopsys-dw-mshc.yaml    | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> index ae6d6fca79e2..aece6a337262 100644
> --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> @@ -38,6 +38,18 @@ properties:
>        - const: biu
>        - const: ciu
>  
> +  altr,sysmgr-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      - items:
> +          - description: phandle to the sysmgr node
> +          - description: register offset that controls the SDMMC clock phase
> +    description:
> +      Contains the phandle to System Manager block that contains
> +      the SDMMC clock-phase control register. The first value is the pointer
> +      to the sysmgr and the 2nd value is the register offset for the SDMMC
> +      clock phase register.

You need to restrict it per variant (altera). Move the allOf from top of
the file to place above unevaluatedProperties and add if:then: making it
false for other variants.

Best regards,
Krzysztof




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