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arm64: tegra: Add native timer support on Tegra186

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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 the
device tree node on Tegra186.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding
2020-03-19 16:45:38 +01:00
parent 097e01c610
commit bd1fefcbdd
1 changed files with 16 additions and 0 deletions
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16
arch/arm64/boot/dts/nvidia/tegra186.dtsi
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@@ -508,6 +508,22 @@ emc: external-memory-controller@2c60000 {
};
};
timer@3010000 {
compatible = "nvidia,tegra186-timer";
reg = <0x0 0x03010000 0x0 0x000e0000>;
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>;
status = "disabled";
};
uarta: serial@3100000 {
compatible = "nvidia,tegra186-uart", "nvidia,tegra20-uart";
reg = <0x0 0x03100000 0x0 0x40>;