This patch modifies the device tree for tegra124 based devices to enable the
Cortex A15 PMU. The interrupt numbers are taken from NVIDIA TRM
DP-06905-001_v03p. This patch was tested on a Jetson TK1.
Signed-off-by: Kyle Huey <kh...@kylehuey.com>
---
arch/arm/boot/dts/tegra124.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 4be06c6..d966d4e 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -906,16 +906,24 @@
cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a15";
reg = <3>;
};
};
+ pmu {
+ compatible = "arm,cortex-a15-pmu";
+ interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
thermal-zones {
cpu {
polling-delay-passive = <1000>;
polling-delay = <1000>;
thermal-sensors =
<&soctherm TEGRA124_SOCTHERM_SENSOR_CPU>;
};
--
1.9.1
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