linux-kernel - Re: [PATCHv2 2/3] ARM: zynq: dt: Updated devicetree for Zynq 7000 platform.

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Message-ID: <20151019182416.GL12756@jcartwri.amer.corp.natinst.com>
Date:	Mon, 19 Oct 2015 13:24:16 -0500
From:	Josh Cartwright <joshc@...com>
To:	Michal Simek <michal.simek@...inx.com>
Cc:	Moritz Fischer <moritz.fischer@...us.com>, robh+dt@...nel.org,
	pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	soren.brinkmann@...inx.com, linux@....linux.org.uk,
	atull@...nsource.altera.com, gregkh@...uxfoundation.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 2/3] ARM: zynq: dt: Updated devicetree for Zynq 7000
 platform.

On Mon, Oct 19, 2015 at 04:09:09PM +0200, Michal Simek wrote:
> On 10/18/2015 07:53 PM, Josh Cartwright wrote:
> > On Fri, Oct 16, 2015 at 03:42:29PM -0700, Moritz Fischer wrote:
[..]
> >> @@ -294,6 +294,11 @@
> >>  		devcfg: devcfg@...07000 {
> >>  			compatible = "xlnx,zynq-devcfg-1.0";
> >>  			reg = <0xf8007000 0x100>;
> >> +			interrupt-parent = <&intc>;
> > 
> > You shouldn't need interrupt-parent here.  In fact, I suspect it can be
> > removed from all sibling nodes as well.
> 
> Correct. But I tend to do it vice-versa. To remove it from amba node and
> keep it in every IP here. The reason is simple to let everybody know
> that setting up right interrupt controller is something what they have
> to care. If you have more interrupt controllers in the system it can be
> messy.

If you like that, then you'd like the interrupt-extended properly even
better (I think).

> But again. Please remove this patch from this series. This will go to
> mainline through arm-soc but 1/3 and 3/3 will go through Greg. That's
> why please do not include it here.

Not all of the patches in a series need to go through the same
maintainer...splitting them up is common.  It's nice seeing related
things out on the list together.  (Especially when there is a dependency
at some level).

  Josh
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