linux-kernel - Re: [PATCH] dt-bindings: rpc: renesas-rpc-if: Add support for the R8A779A0 RPC-IF

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Message-ID: <75713e8e-f675-240e-b503-99618d07afda@canonical.com>
Date:   Fri, 24 Sep 2021 13:16:43 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-kernel@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Sergei Shtylyov <sergei.shtylyov@...il.com>,
        devicetree@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: rpc: renesas-rpc-if: Add support for the
 R8A779A0 RPC-IF

On 22/09/2021 10:58, Wolfram Sang wrote:

Please write a short sentence after commit title.

> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
> ---
>  .../devicetree/bindings/memory-controllers/renesas,rpc-if.yaml   | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml b/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml
> index 990489fdd2ac..b15992ad3613 100644
> --- a/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml
> +++ b/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml
> @@ -33,6 +33,7 @@ properties:
>            - renesas,r8a77970-rpc-if       # R-Car V3M
>            - renesas,r8a77980-rpc-if       # R-Car V3H
>            - renesas,r8a77995-rpc-if       # R-Car D3
> +          - renesas,r8a779a0-rpc-if       # R-Car V3U
>        - const: renesas,rcar-gen3-rpc-if   # a generic R-Car gen3 or RZ/G2 device

Where is the driver or DTS using these compatibles? The bindings can
come even without users, but are you sure this is what you want?
Changing them later, if ever needed, will be more difficult.


Best regards,
Krzysztof