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authorGeert Uytterhoeven <geert+renesas@glider.be>2018-05-07 15:57:00 +0200
committerSimon Horman <horms+renesas@verge.net.au>2018-05-14 16:40:41 +0200
commit74a0e50d70aa8f7baeaad7a5c5f7d6bdaf92ff1a (patch)
tree8b55736b2508b9eb5111a3191a1f36ea95f5d121 /arch/arm
parentcad8e5a7a1e27e9efe4e706ace75e0826a79707f (diff)
downloadop-kernel-dev-74a0e50d70aa8f7baeaad7a5c5f7d6bdaf92ff1a.zip
op-kernel-dev-74a0e50d70aa8f7baeaad7a5c5f7d6bdaf92ff1a.tar.gz
ARM: dts: r7s72100: Add PMU device node
Enable support for the ARM Performance Monitor Units in the Cortex-A9 CPU core on RZ/A1H by adding a device node for the PMU. New Linux output: hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/r7s72100.dtsi5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi
index eb2e6f9..a54822e 100644
--- a/arch/arm/boot/dts/r7s72100.dtsi
+++ b/arch/arm/boot/dts/r7s72100.dtsi
@@ -77,6 +77,11 @@
clock-div = <6>;
};
+ pmu {
+ compatible = "arm,cortex-a9-pmu";
+ interrupts-extended = <&gic GIC_PPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
rtc_x1_clk: rtc_x1 {
#clock-cells = <0>;
compatible = "fixed-clock";
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