linux-kernel - Re: [PATCH v2 03/12] of: add J-Core interrupt controller bindings

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Date:	Sat, 21 May 2016 20:07:54 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Rich Felker <dalias@...c.org>
Cc:	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux-sh list <linux-sh@...r.kernel.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Jason Cooper <jason@...edaemon.net>,
	Kumar Gala <galak@...eaurora.org>,
	Marc Zyngier <marc.zyngier@....com>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v2 03/12] of: add J-Core interrupt controller bindings

On Sat, May 21, 2016 at 12:34 AM, Rich Felker <dalias@...c.org> wrote:
> On Fri, May 20, 2016 at 10:04:26AM +0200, Geert Uytterhoeven wrote:
>> On Fri, May 20, 2016 at 4:53 AM, Rich Felker <dalias@...c.org> wrote:
>> > +Additional properties required for aic1:
>> > +
>> > +- reg : Memory region for configuration.
>> > +
>> > +- cpu-offset : For SMP, the offset to the per-cpu memory region for
>> > +  configuration, to be scaled by the cpu number.
>>
>> Does cpu-offset apply to aic1 only?
>
> The current kernel driver doesn't have any reason to _need_ cpu-offset
> for aic2, but since there are registers there that a driver (even a
> non-Linux one) may want to use, I think it makes sense that it should
> be present in the bindings.

Hence the "for aic1" should be dropped?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds