linux-kernel - Re: [PATCH] arm64: dts: berlin4ct: switch to Cortex-A53 specific pmu nodes

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Message-ID: <20151215224709.2d71d2ba@xhacker>
Date:	Tue, 15 Dec 2015 22:47:09 +0800
From:	Jisheng Zhang <jszhang@...vell.com>
To:	Arnd Bergmann <arnd@...db.de>, <sebastian.hesselbarth@...il.com>,
	<mark.rutland@....com>
CC:	<robh+dt@...nel.org>, <pawel.moll@....com>,
	<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>,
	<catalin.marinas@....com>, <will.deacon@....com>,
	<devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: berlin4ct: switch to Cortex-A53 specific
 pmu nodes

Dear Arnd,

On Tue, 15 Dec 2015 15:43:53 +0100 Arnd Bergmann wrote:

> On Tuesday 15 December 2015 22:36:12 Jisheng Zhang wrote:
> > -               compatible = "arm,armv8-pmuv3";
> > +               compatible = "arm,cortex-a53-pmu";
> >   
> 
> Should this list both?

IMHO, we don't need to list both. The pmu binding document also says:
"compatible : should be one of ...."

Dear Mark,

Could you please give suggestions?

Thanks,
Jisheng

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