Re: [PATCH v3 2/5] dt-bindings: mmc: sdhci-msm: constrain reg-names per variants

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On Tue, 12 Jul 2022 at 16:43, Krzysztof Kozlowski
<krzysztof.kozlowski@xxxxxxxxxx> wrote:
>
> The entries in arrays must have fixed order, so the bindings and Linux
> driver expecting various combinations of 'reg' addresses was never
> actually conforming to guidelines.
>
> The 'core' reg entry is valid only for SDCC v4 and lower, so disallow it
> in SDCC v5.  SDCC v4 supports CQE and ICE, so allow them, even though
> the qcom,sdhci-msm-v4 compatible is used also for earlier SoCs with SDCC
> v2 or v3, so it is not entirely accurate.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
>

Applied for next, thanks!

Kind regards
Uffe


> ---
>
> Changes since v2:
> 1. Fix commit title typo.
> 2. Add Rb tag.
>
> Changes since v1:
> 1. Rework the patch based on Doug's feedback.
> ---
>  .../devicetree/bindings/mmc/sdhci-msm.yaml    | 61 ++++++++++++-------
>  1 file changed, 38 insertions(+), 23 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml b/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
> index fc6e5221985a..2f0fdd65e908 100644
> --- a/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
> +++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
> @@ -49,33 +49,11 @@ properties:
>
>    reg:
>      minItems: 1
> -    items:
> -      - description: Host controller register map
> -      - description: SD Core register map
> -      - description: CQE register map
> -      - description: Inline Crypto Engine register map
> +    maxItems: 4
>
>    reg-names:
>      minItems: 1
>      maxItems: 4
> -    oneOf:
> -      - items:
> -          - const: hc
> -      - items:
> -          - const: hc
> -          - const: core
> -      - items:
> -          - const: hc
> -          - const: cqhci
> -      - items:
> -          - const: hc
> -          - const: cqhci
> -          - const: ice
> -      - items:
> -          - const: hc
> -          - const: core
> -          - const: cqhci
> -          - const: ice
>
>    clocks:
>      minItems: 3
> @@ -177,6 +155,43 @@ required:
>  allOf:
>    - $ref: mmc-controller.yaml#
>
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,sdhci-msm-v4
> +    then:
> +      properties:
> +        reg:
> +          minItems: 2
> +          items:
> +            - description: Host controller register map
> +            - description: SD Core register map
> +            - description: CQE register map
> +            - description: Inline Crypto Engine register map
> +        reg-names:
> +          minItems: 2
> +          items:
> +            - const: hc
> +            - const: core
> +            - const: cqhci
> +            - const: ice
> +    else:
> +      properties:
> +        reg:
> +          minItems: 1
> +          items:
> +            - description: Host controller register map
> +            - description: CQE register map
> +            - description: Inline Crypto Engine register map
> +        reg-names:
> +          minItems: 1
> +          items:
> +            - const: hc
> +            - const: cqhci
> +            - const: ice
> +
>  unevaluatedProperties: false
>
>  examples:
> --
> 2.34.1
>



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