From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dmitry Osipenko <digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v3 5/7] arm64: tegra: Enable native timers on Jetson TX2
Date: Sat, 4 Apr 2020 00:11:53 +0300
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References: <20200403202209.299823-1-thierry.reding@gmail.com>
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Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Jon Hunter <jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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03.04.2020 23:22, Thierry Reding пишет:
> From: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
> 
> Enable the native timers on Jetson TX2 to allow using the watchdog
> functionality to recover from system hangs, for example.
> 
> Signed-off-by: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
> ---
>  arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> index da96de04d003..9aa17744c4a0 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> @@ -58,6 +58,10 @@ memory-controller@2c00000 {
>  		status = "okay";
>  	};
>  
> +	timer@3010000 {
> +		status = "okay";
> +	};

Why timer needs to be enabled per-board?