Re: [PATCH v2] ARM: tegra124: pmu support

From: Jon Hunter
Date: Mon Jun 15 2015 - 19:45:28 EST



On 15/06/15 19:46, Kyle Huey wrote:
> 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 <khuey@xxxxxxxxxxxx>
> ---
> 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>;
> };
>

Acked-by: Jon Hunter <jonathanh@xxxxxxxxxx>

Jon
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