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ARM: dts: socfpga: Add support for PMU 

The dual Cortex-A9 MPCore inside socfpga has a standard PMU unit for
each core mapped in the DAP memory space. Add support for it!

Tested with perf on a Cyclone 5 SoC DK.

Reported-by: Alberto Dassatti <alberto.dassatti@heig-vd.ch>
Signed-off-by: Florian Vaussard <florian.vaussard@heig-vd.ch>
Tested-by: Alberto Dassatti <alberto.dassatti@heig-vd.ch>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
hifive-unleashed-5.1
Florian Vaussard 2017-03-06 16:02:58 -06:00 committed by Dinh Nguyen
parent e3e6dba1af
commit 3486935377
1 changed files with 9 additions and 0 deletions
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9
arch/arm/boot/dts/socfpga.dtsi
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@ -51,6 +51,15 @@
};
};
pmu: pmu@ff111000 {
compatible = "arm,cortex-a9-pmu";
interrupt-parent = <&intc>;
interrupts = <0 176 4>, <0 177 4>;
interrupt-affinity = <&cpu0>, <&cpu1>;
reg = <0xff111000 0x1000>,
<0xff113000 0x1000>;
};
intc: intc@fffed000 {
compatible = "arm,cortex-a9-gic";
#interrupt-cells = <3>;