linux-kernel - Re: [PATCH 2/4] ARM: dts: da850: Add an aemif node

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Message-ID: <20160810080134.GA16481@gobelin>
Date:	Wed, 10 Aug 2016 08:01:34 +0000
From:	Karl Beldan <kbeldan@...libre.com>
To:	Sekhar Nori <nsekhar@...com>
Cc:	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Russell King <linux@...linux.org.uk>,
	Santosh Shilimkar <ssantosh@...nel.org>,
	Kevin Hilman <khilman@...libre.com>,
	Karl Beldan <karl.beldan+oss@...il.com>
Subject: Re: [PATCH 2/4] ARM: dts: da850: Add an aemif node

On Wed, Aug 10, 2016 at 01:18:51PM +0530, Sekhar Nori wrote:
> On Tuesday 09 August 2016 10:45 PM, Karl Beldan wrote:
> > Currently the davinci da8xx boards use the mach-davinci aemif code.
> > Instantiating an aemif node into the DT allows to use the ti-aemif
> > memory driver and is another step to better DT support.
> > Also it will allow to properly pass the emif timings via DT.
> > 
> > Signed-off-by: Karl Beldan <kbeldan@...libre.com>
> > ---
> >  arch/arm/boot/dts/da850.dtsi | 10 ++++++++++
> >  1 file changed, 10 insertions(+)
> > 
> > diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
> > index bc10e7e..f62928c 100644
> > --- a/arch/arm/boot/dts/da850.dtsi
> > +++ b/arch/arm/boot/dts/da850.dtsi
> > @@ -411,6 +411,16 @@
> >  			dma-names = "tx", "rx";
> >  		};
> >  	};
> > +	aemif: aemif@...00000 {
> > +		compatible = "ti,da850-aemif";
> > +		#address-cells = <2>;
> > +		#size-cells = <1>;
> > +
> > +		reg = <0x68000000 0x00008000>;
> > +		ranges = <0 0 0x60000000 0x08000000
> > +			  1 0 0x68000000 0x00008000>;
> > +		status = "disabled";
> > +	};
> >  	nand_cs3@...00000 {
> >  		compatible = "ti,davinci-nand";
> >  		reg = <0x62000000 0x807ff
> 
> The nand node should be part of aemif node like it is done for keystone
> boards.
> 
Hmm, this is exactly what I have done.
 
Karl