Messages in this thread | | | Date | Thu, 17 May 2018 18:06:32 +0200 (CEST) | From | Stefan Wahren <> | Subject | Re: [PATCH] arm: bcm2835: Add the PMU to the devicetree. |
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> Vince Weaver <vincent.weaver@maine.edu> hat am 17. Mai 2018 um 16:11 geschrieben: > > > On Thu, 17 May 2018, Eric Anholt wrote: > > > diff --git a/arch/arm/boot/dts/bcm2837.dtsi b/arch/arm/boot/dts/bcm2837.dtsi > > index 7704bb029605..1f5e5c782835 100644 > > --- a/arch/arm/boot/dts/bcm2837.dtsi > > +++ b/arch/arm/boot/dts/bcm2837.dtsi > > @@ -17,6 +17,12 @@ > > }; > > }; > > > > + arm-pmu { > > + compatible = "arm,cortex-a53-pmu", "arm,cortex-a7-pmu"; > > + interrupt-parent = <&local_intc>; > > + interrupts = <9 IRQ_TYPE_LEVEL_HIGH>; > > + }; > > + > > why this and not > > arm-pmu { > compatible = "arm,armv8-pmuv3"; > interrupt-parent = <&local_intc>; > interrupts = <9>; > }; > > which works, though when I didn't get very far when I submitted the patch > to add this last August.
Eric's variant is more specific so we better chose this. The init code diverse between the general arm,armv8-pmuv3 and arm,cortex-a53-pmu.
> > Vince > > _______________________________________________ > linux-rpi-kernel mailing list > linux-rpi-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rpi-kernel
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