[PATCH AUTOSEL 5.12 049/102] arm64: tegra: Add PMU node for Tegra194

Sasha Levin
2021-07-14T19:45:58Z

From: Jon Hunter <jonathanh@nvidia.com>

[ Upstream commit 9e79e58f330ea4860f2ced65a8a35dfb05fc03c1 ]

Populate the device-tree node for the PMU device on Tegra194. This also
fixes the following warning that is observed on booting Tegra194.

ERR KERN kvm: pmu event creation failed -2

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/arm64/boot/dts/nvidia/tegra194.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index 9449156fae39..2e40b6047283 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -2345,6 +2345,20 @@ l3c: l3-cache {
};
};

+ pmu {
+ compatible = "arm,armv8-pmuv3";
+ interrupts = <GIC_SPI 384 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 385 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 386 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 387 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 388 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 389 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 390 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 391 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0_0 &cpu0_1 &cpu1_0 &cpu1_1
+ &cpu2_0 &cpu2_1 &cpu3_0 &cpu3_1>;
+ };
+
psci {
compatible = "arm,psci-1.0";
status = "okay";
--
2.30.2