netdev - Re: [PATCH net-next 4/6] dt-bindings: net: renesas,rzn1-gmac: Document RZ/N1 GMAC support

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Message-ID: <435018a3-80a1-2113-23bf-8645e8f6e4e4@linaro.org>
Date:   Sun, 22 Jan 2023 15:19:24 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Clément Léger <clement.leger@...tlin.com>,
        Sergey Shtylyov <s.shtylyov@....ru>,
        "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>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Wong Vee Khee <veekhee@...le.com>,
        Kurt Kanzenbach <kurt@...utronix.de>,
        Revanth Kumar Uppala <ruppala@...dia.com>,
        Tan Tee Min <tee.min.tan@...ux.intel.com>
Cc:     Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        Pascal Eberhard <pascal.eberhard@...com>,
        Mohammad Athari Bin Ismail <mohammad.athari.ismail@...el.com>,
        Jon Hunter <jonathanh@...dia.com>, netdev@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH net-next 4/6] dt-bindings: net: renesas,rzn1-gmac:
 Document RZ/N1 GMAC support

On 16/01/2023 11:39, Clément Léger wrote:
> Add "renesas,rzn1-gmac" binding documention which is compatible which
> "snps,dwmac" compatible driver but uses a custom PCS to communicate
> with the phy.
> 
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>
> ---
>  .../bindings/net/renesas,rzn1-gmac.yaml       | 71 +++++++++++++++++++
>  1 file changed, 71 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml b/Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml
> new file mode 100644
> index 000000000000..effb9a312832
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml
> @@ -0,0 +1,71 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/renesas,rzn1-gmac.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas GMAC1 Device Tree Bindings

Drop Device Tree Bindings.

> +
> +maintainers:
> +  - Clément Léger <clement.leger@...tlin.com>
> +
> +select:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - renesas,r9a06g032-gmac
> +          - renesas,rzn1-gmac
> +  required:
> +    - compatible
> +
> +allOf:
> +  - $ref: "snps,dwmac.yaml#"

Drop quotes.

> +
> +properties:
> +  compatible:
> +    additionalItems: true

No. Drop.

> +    maxItems: 3

No.

> +    items:
> +      - enum:
> +          - renesas,r9a06g032-gmac
> +          - renesas,rzn1-gmac
> +    contains:
> +      enum:
> +        - snps,dwmac

No, please list possibilities

> +
> +  pcs-handle:
> +    description:
> +      phandle pointing to a PCS sub-node compatible with
> +      renesas,rzn1-miic.yaml#
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +
> +required:
> +  - compatible
> +
> +unevaluatedProperties: false
> +

Best regards,
Krzysztof