linux-kernel - Re: [PATCH] cpuidle: add Calxeda SOC idle support

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Date:	Mon, 12 Nov 2012 22:00:07 +0000
From:	Arnd Bergmann <arnd@...db.de>
To:	Rob Herring <robherring2@...il.com>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Olof Johansson <olof@...om.net>,
	Rob Herring <rob.herring@...xeda.com>,
	Len Brown <len.brown@...el.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [PATCH] cpuidle: add Calxeda SOC idle support

On Wednesday 07 November 2012, Rob Herring wrote:
> From: Rob Herring <rob.herring@...xeda.com>
> 
> Add support for core powergating on Calxeda platforms. Initially, this
> supports ECX-1000 (highbank), but support will be added for ECX-2000
> later.
> 
> Signed-off-by: Rob Herring <rob.herring@...xeda.com>
> Cc: Len Brown <len.brown@...el.com>
> Cc: "Rafael J. Wysocki" <rjw@...k.pl>

Acked-by: Arnd Bergmann <arnd@...db.de>

> It's not really clear where we want ARM cpuidle drivers. We're moving
> everything else out of arch/arm, and my understanding is Len doesn't want
> them in drivers/idle. It seems kind of silly to me to have the framework
> and drivers in 2 places. I've put this in drivers/cpuidle, but it doesn't
> make any difference to me.

Fine with me. I just don't want in in arch/arm because I'm guessing this will
be shared with arm64, which in turn shares idle (and other) drivers with various
powerpc, mips and x86 socs.

	Arnd
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