From 69e52712002cb6768b894cde9620fb426fd8728d Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Fri, 16 Mar 2018 21:49:37 +0100 Subject: [PATCH] ARM: dts: bcm2837: Enable PMU on Raspberry Pi 3 This enables the PMU (performance monitoring unit) on Raspberry Pi 3. In order to make it work on ARM and ARM64, we need to specify two compatible strings. Signed-off-by: Stefan Wahren --- arch/arm/boot/dts/bcm2837.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/bcm2837.dtsi b/arch/arm/boot/dts/bcm2837.dtsi index 7704bb029605..1f5e5c782835 100644 --- a/arch/arm/boot/dts/bcm2837.dtsi +++ b/arch/arm/boot/dts/bcm2837.dtsi @@ -17,6 +17,12 @@ }; }; + arm-pmu { + compatible = "arm,cortex-a53-pmu", "arm,cortex-a7-pmu"; + interrupt-parent = <&local_intc>; + interrupts = <9 IRQ_TYPE_LEVEL_HIGH>; + }; + timer { compatible = "arm,armv7-timer"; interrupt-parent = <&local_intc>;