linux-kernel - Re: [PATCH] dt-bindings: watchdog: renesas,wdt: Document RZ/V2N (R9A09G056) support

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Message-ID: <be0a5d8f-2b51-4cf7-be74-8aaef6ff848d@roeck-us.net>
Date: Fri, 2 May 2025 06:08:48 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Prabhakar <prabhakar.csengg@...il.com>,
 Wim Van Sebroeck <wim@...ux-watchdog.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>,
 Wolfram Sang <wsa+renesas@...g-engineering.com>,
 linux-watchdog@...r.kernel.org
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-renesas-soc@...r.kernel.org, Biju Das <biju.das.jz@...renesas.com>,
 Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
 Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH] dt-bindings: watchdog: renesas,wdt: Document RZ/V2N
 (R9A09G056) support

On 5/2/25 05:00, Prabhakar wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> 
> Document support for the watchdog IP found on the Renesas RZ/V2N
> (R9A09G056) SoC. The watchdog IP is identical to that on RZ/V2H(P),
> so `renesas,r9a09g057-wdt` will be used as a fallback compatible,
> enabling reuse of the existing driver without changes.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Reviewed-by: Guenter Roeck <linux@...ck-us.net>

> ---
>   Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
> index 3e0a8747a357..78874b90c88c 100644
> --- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
> +++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
> @@ -76,7 +76,9 @@ properties:
>             - const: renesas,rcar-gen4-wdt # R-Car Gen4
>   
>         - items:
> -          - const: renesas,r9a09g047-wdt # RZ/G3E
> +          - enum:
> +              - renesas,r9a09g047-wdt # RZ/G3E
> +              - renesas,r9a09g056-wdt # RZ/V2N
>             - const: renesas,r9a09g057-wdt # RZ/V2H(P)
>   
>         - const: renesas,r9a09g057-wdt       # RZ/V2H(P)