linux-kernel - Re: [PATCH v8 6/9] ARM: dts: add AM33XX EDMA support

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Date:	Wed, 6 Mar 2013 09:01:30 -0500
From:	Matt Porter <mporter@...com>
To:	"Kumar, Anil" <anilkumar.v@...com>
Cc:	Tony Lindgren <tony@...mide.com>, "Nori, Sekhar" <nsekhar@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Cousson, Benoit" <b-cousson@...com>,
	Russell King <linux@....linux.org.uk>,
	Rob Landley <rob@...dley.net>,
	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Arnd Bergmann <arnd@...db.de>,
	Linux Documentation List <linux-doc@...r.kernel.org>,
	Devicetree Discuss <devicetree-discuss@...ts.ozlabs.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Rob Herring <rob.herring@...xeda.com>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>,
	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v8 6/9] ARM: dts: add AM33XX EDMA support

On Wed, Mar 06, 2013 at 04:19:58AM +0000, Kumar, Anil wrote:
> Hi,
> 
> On Wed, Mar 06, 2013 at 02:23:12, Porter, Matt wrote:
> > Adds AM33XX EDMA support to the am33xx.dtsi as documented in
> > Documentation/devicetree/bindings/dma/ti-edma.txt
> > 
> > Signed-off-by: Matt Porter <mporter@...com>
> > ---
> >  arch/arm/boot/dts/am33xx.dtsi |   20 ++++++++++++++++++++
> >  1 file changed, 20 insertions(+)
> > 
> > diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> > index 0957645..aaf44122 100644
> > --- a/arch/arm/boot/dts/am33xx.dtsi
> > +++ b/arch/arm/boot/dts/am33xx.dtsi
> > @@ -87,6 +87,26 @@
> >  			reg = <0x48200000 0x1000>;
> >  		};
> >  
> > +		edma: edma@...00000 {
> > +			compatible = "ti,edma3";
> > +			ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
> > +			reg =	<0x49000000 0x10000>,
> > +				<0x44e10f90 0x10>;
> > +			interrupt-parent = <&intc>;
> 
> Is it really need of "interrupt-parent = <&intc>" here ?
> as this property is already with root node.  
> I am taking reference of 3.9-rc1

You're correct. It's inherited from the parent node so I'll drop it out.
I also noted that the cpsw node has this wrong so I'll send a patch to
address that separately.

-Matt
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