linux-kernel - Re: [PATCH v2 04/12] dt-bindings: net: starfive,jh7110-dwmac: Add JH7100 SoC compatible

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Message-ID: <e8f18634-7187-4e5a-a494-329c7c602fd2@linaro.org>
Date:   Sun, 29 Oct 2023 12:24:30 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Cristian Ciocaltea <cristian.ciocaltea@...labora.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Samin Guo <samin.guo@...rfivetech.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Richard Cochran <richardcochran@...il.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>
Cc:     netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, kernel@...labora.com
Subject: Re: [PATCH v2 04/12] dt-bindings: net: starfive,jh7110-dwmac: Add
 JH7100 SoC compatible

On 29/10/2023 05:27, Cristian Ciocaltea wrote:
> The Synopsys DesignWare MAC found on StarFive JH7100 SoC is quite
> similar to the newer JH7110, but it requires only two interrupts and a
> single reset line.
> 
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   |  1 +
>  .../bindings/net/starfive,jh7110-dwmac.yaml   | 74 +++++++++++++------
>  2 files changed, 54 insertions(+), 21 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index a4d7172ea701..c1380ff1c054 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -95,6 +95,7 @@ properties:
>          - snps,dwmac-5.20
>          - snps,dwxgmac
>          - snps,dwxgmac-2.10
> +        - starfive,jh7100-dwmac
>          - starfive,jh7110-dwmac
>  
>    reg:
> diff --git a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> index 44e58755a5a2..70e35a3401f4 100644
> --- a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> @@ -13,10 +13,14 @@ maintainers:
>  
>  properties:
>    compatible:
> -    items:
> -      - enum:
> -          - starfive,jh7110-dwmac
> -      - const: snps,dwmac-5.20
> +    oneOf:
> +      - items:
> +          - const: starfive,jh7100-dwmac
> +          - const: snps,dwmac
> +      - items:
> +          - enum:
> +              - starfive,jh7110-dwmac
> +          - const: snps,dwmac-5.20

Why do you use different fallback?

>  
>    reg:
>      maxItems: 1
> @@ -37,23 +41,6 @@ properties:
>        - const: tx
>        - const: gtx
>  
> -  interrupts:
> -    minItems: 3
> -    maxItems: 3
> -
> -  interrupt-names:
> -    minItems: 3
> -    maxItems: 3
> -
> -  resets:
> -    minItems: 2
> -    maxItems: 2

You just changed it in previous patches... So the previous code allowing
one item was correct?


Best regards,
Krzysztof