From 9562a6b1d0f6a287f5dda16a4538526c59408927 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Mon, 7 May 2018 15:57:07 +0200 Subject: [PATCH] ARM: dts: r8a7745: Add PMU device node Enable support for the ARM Performance Monitor Units in the Cortex-A7 CPU cores on RZ/G1E by adding a device node for the PMU. New Linux output: hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available Signed-off-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm/boot/dts/r8a7745.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/r8a7745.dtsi b/arch/arm/boot/dts/r8a7745.dtsi index 3de69cb66c44..1cb7a7ab0418 100644 --- a/arch/arm/boot/dts/r8a7745.dtsi +++ b/arch/arm/boot/dts/r8a7745.dtsi @@ -105,6 +105,13 @@ clock-frequency = <0>; }; + pmu { + compatible = "arm,cortex-a7-pmu"; + interrupts-extended = <&gic GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>, + <&gic GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&cpu0>, <&cpu1>; + }; + /* External SCIF clock */ scif_clk: scif { compatible = "fixed-clock"; -- 2.11.0