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SubjectRe: [PATCH v2 6/6] arm64: tegra: Enable native timers on Tegra234
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On 29/06/2022 19:29, Kartik wrote:
> The native timers IP block found on NVIDIA Tegra SoCs implements a
> watchdog timer that can be used to recover from system hangs. Add and
> enable the device tree node on Tegra234.
>
> Signed-off-by: Kartik <kkartik@nvidia.com>
> ---
> arch/arm64/boot/dts/nvidia/tegra234.dtsi | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
> index cf611eff7f6b..aa8ceb3c329b 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
> @@ -519,6 +519,28 @@
> status = "okay";
> };
>
> + timer@2080000 {
> + compatible = "nvidia,tegra234-timer";
> + reg = <0x02080000 0x00121000>;
> + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
> + status = "okay";
> + };
> +
> gpio: gpio@2200000 {
> compatible = "nvidia,tegra234-gpio";
> reg-names = "security", "gpio";


Reviewed-by: Jon Hunter <jonathanh@nvidia.com>

Thanks!
Jon

--
nvpublic

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