From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kyle Huey Subject: [PATCH v3] ARM: tegra124: pmu support Date: Tue, 16 Jun 2015 14:29:10 -0700 Message-ID: <1434490150-7071-1-git-send-email-khuey@kylehuey.com> Return-path: Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Stephen Warren , Thierry Reding , Alexandre Courbot , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Jon Hunter , Kyle Huey List-Id: devicetree@vger.kernel.org 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. Updated for proper ordering and to add interrupt-affinity values. Signed-off-by: Kyle Huey --- arch/arm/boot/dts/tegra124.dtsi | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 13cc7ca..de07d7e 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -913,41 +913,50 @@ nvidia,xcvr-hsslew = <12>; status = "disabled"; }; cpus { #address-cells = <1>; #size-cells = <0>; - cpu@0 { + A15_0: cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0>; }; - cpu@1 { + A15_1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <1>; }; - cpu@2 { + A15_2: cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <2>; }; - cpu@3 { + A15_3: cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <3>; }; }; + pmu { + compatible = "arm,cortex-a15-pmu"; + interrupts = , + , + , + ; + interrupt-affinity = <&A15_0>, <&A15_1>, <&A15_2>, <&A15_3>; + }; + thermal-zones { cpu { polling-delay-passive = <1000>; polling-delay = <1000>; thermal-sensors = <&soctherm TEGRA124_SOCTHERM_SENSOR_CPU>; }; -- 1.9.1