linux-kernel - Re: [PATCH] dt-bindings: watchdog: allow "timer" as node name

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Message-ID: <167094704439.1681253.14474697830592674495.robh@kernel.org>
Date:   Tue, 13 Dec 2022 09:57:25 -0600
From:   Rob Herring <robh@...nel.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     linux-kernel@...r.kernel.org, Guenter Roeck <linux@...ck-us.net>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-watchdog@...r.kernel.org,
        Wim Van Sebroeck <wim@...ux-watchdog.org>
Subject: Re: [PATCH] dt-bindings: watchdog: allow "timer" as node name


On Mon, 12 Dec 2022 18:49:33 +0100, Krzysztof Kozlowski wrote:
> On some SoCs the watchdog device is actually mixed with timer, e.g.
> the qcom,msm-timer on older Qualcomm SoCs where this is actually one
> hardware block responsible for both system timer and watchdog.
> 
> Allow calling such device nodes as "timer".
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> ---
> 
> See also:
> https://lore.kernel.org/linux-arm-msm/20221212163532.142533-1-krzysztof.kozlowski@linaro.org/T/#t
> 
> which causes warnings:
> 
> qcom-msm8960-cdp.dtb: timer@...a000: $nodename:0: 'timer@...a000' does not match '^watchdog(@.*|-[0-9a-f])?$'
>   From schema: Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml
> ---
>  Documentation/devicetree/bindings/watchdog/watchdog.yaml | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 

Reviewed-by: Rob Herring <robh@...nel.org>