From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Mon, 7 May 2018 13:57:07 +0000 (+0200)
Subject: ARM: dts: r8a7745: Add PMU device node
X-Git-Tag: v4.18-rc1~48^2^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9562a6b1d0f6a287f5dda16a4538526c59408927;p=thirdparty%2Flinux.git

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 <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---

diff --git a/arch/arm/boot/dts/r8a7745.dtsi b/arch/arm/boot/dts/r8a7745.dtsi
index 3de69cb66c44a..1cb7a7ab0418f 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";