Messages in this thread Patch in this message | | | From | Kartik <> | Subject | [PATCH v3 6/6] arm64: tegra: Enable native timers on Tegra234 | Date | Mon, 4 Jul 2022 13:43:42 +0530 |
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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"; -- 2.17.1
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