linux-kernel - Re: [PATCH v4 1/2] dt-bindings: apple,aic: Document A7-A11 compatibles

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Date:   Mon, 10 Oct 2022 07:27:27 -0500
From:   Rob Herring <robh@...nel.org>
To:     Konrad Dybcio <konrad.dybcio@...ainline.org>
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, asahi@...ts.linux.dev,
        Hector Martin <marcan@...can.st>,
        Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        marijn.suijten@...ainline.org, jamipkettunen@...ainline.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v4 1/2] dt-bindings: apple,aic: Document A7-A11
 compatibles

On Fri, Oct 07, 2022 at 10:00:21PM +0200, Konrad Dybcio wrote:
> Document the compatibles for Apple A7-A11 SoCs.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
> ---
> Changes since v3:
> - Bindings: A7-A10+M1 only get SoC compat and generic fallback,
> A11 gets M1 fallback and generic fallback (removed A11 compatible)

I have no idea if that makes sense or not. Do I have to go read the 
rationale in the prior version?

The question to ask on fallbacks, is would s/w that only understands the 
fallback compatible work as-is?

> - Drop Rob's A-b as this is essentially yet another rewrite..
> 
>  .../bindings/interrupt-controller/apple,aic.yaml | 16 +++++++++++++---
>  1 file changed, 13 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml b/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml
> index e18107eafe7c..1427ea9b04a2 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml
> +++ b/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml
> @@ -36,9 +36,19 @@ allOf:
>  
>  properties:
>    compatible:
> -    items:
> -      - const: apple,t8103-aic
> -      - const: apple,aic
> +    oneOf:
> +      - items:
> +          - enum:
> +              - apple,s5l8960x-aic
> +              - apple,s8000-aic
> +              - apple,t7000-aic
> +              - apple,t8010-aic
> +              - apple,t8103-aic
> +          - const: apple,aic
> +      - items:
> +          - const: apple,t8015-aic
> +          - const: apple,t8103-aic
> +          - const: apple,aic
>  
>    interrupt-controller: true
>  
> -- 
> 2.37.3
> 
>