linux-kernel - Re: [PATCH v4 2/7] dt-bindings: dma: rz-dmac: Restrict properties for RZ/A1H

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Message-ID: <CA+V-a8sWwK46LHATQ_RGzXOfC=kkuagvgjWFe+YE7XZ-kaOVSg@mail.gmail.com>
Date: Fri, 21 Feb 2025 20:48:18 +0000
From: "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To: Fabrizio Castro <fabrizio.castro.jz@...esas.com>
Cc: Vinod Koul <vkoul@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Geert Uytterhoeven <geert+renesas@...der.be>, Magnus Damm <magnus.damm@...il.com>, 
	Biju Das <biju.das.jz@...renesas.com>, 
	Wolfram Sang <wsa+renesas@...g-engineering.com>, dmaengine@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-renesas-soc@...r.kernel.org, 
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v4 2/7] dt-bindings: dma: rz-dmac: Restrict properties for RZ/A1H

On Thu, Feb 20, 2025 at 3:02 PM Fabrizio Castro
<fabrizio.castro.jz@...esas.com> wrote:
>
> Make sure we don't allow for the clocks, clock-names, resets,
> reset-names. and power-domains properties for the Renesas
> RZ/A1H SoC because its DMAC doesn't have clocks, resets,
> and power domains.
>
> Fixes: 209efec19c4c ("dt-bindings: dma: rz-dmac: Document RZ/A1H SoC")
> Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@...esas.com>
> ---
> v3->v4:
> * No change.
> v2->v3:
> * No change.
> v1->v2:
> * No change.
> ---
>  .../devicetree/bindings/dma/renesas,rz-dmac.yaml          | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Cheers,
Prabhakar

> diff --git a/Documentation/devicetree/bindings/dma/renesas,rz-dmac.yaml b/Documentation/devicetree/bindings/dma/renesas,rz-dmac.yaml
> index b356251de5a8..82de3b927479 100644
> --- a/Documentation/devicetree/bindings/dma/renesas,rz-dmac.yaml
> +++ b/Documentation/devicetree/bindings/dma/renesas,rz-dmac.yaml
> @@ -112,6 +112,14 @@ allOf:
>          - resets
>          - reset-names
>
> +    else:
> +      properties:
> +        clocks: false
> +        clock-names: false
> +        power-domains: false
> +        resets: false
> +        reset-names: false
> +
>  additionalProperties: false
>
>  examples:
> --
> 2.34.1
>
>