From 34a97fcc71c26f492682e839a812e6e44da48cf7 Mon Sep 17 00:00:00 2001
From: Harald Geyer <harald@ccbib.org>
Date: Wed, 19 Dec 2018 15:40:17 +0000
Subject: [PATCH] arm64: dts: allwinner: a64: Add PMU node

This is necessary to use 'perf' for cache profiling etc.
Tested on Teres I Laptop.

Signed-off-by: Harald Geyer <harald@ccbib.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 837a03dee875..bf9b719481c4 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -142,6 +142,15 @@
 		clock-output-names = "ext-osc32k";
 	};
 
+	pmu {
+		compatible = "arm,cortex-a53-pmu";
+		interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+	};
+
 	psci {
 		compatible = "arm,psci-0.2";
 		method = "smc";