linux-kernel - Re: [PATCH net-next v2 1/2] dt-bindings: net: mediatek,net: add phandles for SerDes on MT7988

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Message-ID: <20230919180909.GA4151534-robh@kernel.org>
Date:   Tue, 19 Sep 2023 13:09:09 -0500
From:   Rob Herring <robh@...nel.org>
To:     Daniel Golle <daniel@...rotopia.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Felix Fietkau <nbd@....name>, John Crispin <john@...ozen.org>,
        Sean Wang <sean.wang@...iatek.com>,
        Mark Lee <Mark-MC.Lee@...iatek.com>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH net-next v2 1/2] dt-bindings: net: mediatek,net: add
 phandles for SerDes on MT7988

On Mon, Sep 18, 2023 at 11:26:34PM +0100, Daniel Golle wrote:
> Add several phandles needed for Ethernet SerDes interfaces on the
> MediaTek MT7988 SoC.
> 
> Signed-off-by: Daniel Golle <daniel@...rotopia.org>
> ---
>  .../devicetree/bindings/net/mediatek,net.yaml | 28 +++++++++++++++++++
>  1 file changed, 28 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/mediatek,net.yaml b/Documentation/devicetree/bindings/net/mediatek,net.yaml
> index e74502a0afe86..78219158b96af 100644
> --- a/Documentation/devicetree/bindings/net/mediatek,net.yaml
> +++ b/Documentation/devicetree/bindings/net/mediatek,net.yaml
> @@ -385,6 +385,34 @@ allOf:
>            minItems: 2
>            maxItems: 2
>  
> +        mediatek,toprgu:
> +          $ref: /schemas/types.yaml#/definitions/phandle
> +          description:
> +            Phandle to the syscon representing the reset controller.

Use the reset binding

> +
> +        mediatek,usxgmiisys:
> +          $ref: /schemas/types.yaml#/definitions/phandle-array
> +          minItems: 2
> +          maxItems: 2
> +          items:
> +            maxItems: 1
> +          description:
> +            A list of phandle to the syscon node referencing the USXGMII PCS.

Use the PCS binding

> +
> +        mediatek,xfi-pextp:
> +          $ref: /schemas/types.yaml#/definitions/phandle-array
> +          minItems: 2
> +          maxItems: 2
> +          items:
> +            maxItems: 1
> +          description:
> +            A list of phandle to the syscon node that handles the 10GE SerDes PHY.

Use the phy binding (phys, not phy-handle for ethernet PHY).

> +
> +        mediatek,xfi-pll:
> +          $ref: /schemas/types.yaml#/definitions/phandle
> +          description:
> +            Phandle to the syscon node handling the 10GE SerDes clock setup.

Use the clock binding


> +
>  patternProperties:
>    "^mac@[0-1]$":
>      type: object
> -- 
> 2.42.0