From: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
To: Jisheng Zhang <jszhang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
Cc: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
sebastian.hesselbarth-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
pawel.moll-5wv7dgnIgG8@public.gmane.org,
ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org,
galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
catalin.marinas-5wv7dgnIgG8@public.gmane.org,
will.deacon-5wv7dgnIgG8@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] arm64: dts: berlin4ct: switch to Cortex-A53 specific pmu nodes
Date: Tue, 15 Dec 2015 14:52:43 +0000 [thread overview]
Message-ID: <20151215145243.GB7041@leverpostej> (raw)
In-Reply-To: <20151215224709.2d71d2ba@xhacker>
On Tue, Dec 15, 2015 at 10:47:09PM +0800, Jisheng Zhang wrote:
> 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?
That should probably reads as "should contain at least one of".
It's probably best to keep "arm,armv8-pmuv3" as a fallback in the
compatible list.
Thanks,
Mark.
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prev parent reply other threads:[~2015-12-15 14:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-15 14:36 [PATCH] arm64: dts: berlin4ct: switch to Cortex-A53 specific pmu nodes Jisheng Zhang
2015-12-15 14:43 ` Arnd Bergmann
2015-12-15 14:47 ` Jisheng Zhang
2015-12-15 14:52 ` Mark Rutland [this message]
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