linux-kernel - Re: [PATCH v2 3/3] arm: dt: zynq: Add support for the zed platform

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Date:	Wed, 12 Jun 2013 11:26:34 -0700
From:	Sören Brinkmann <soren.brinkmann@...inx.com>
To:	Steffen Trumtrar <s.trumtrar@...gutronix.de>
CC:	Michal Simek <michal.simek@...inx.com>,
	Russell King <linux@....linux.org.uk>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, Dinh Nguyen <dinguyen@...era.com>,
	Olof Johansson <olof@...om.net>,
	Shawn Guo <shawn.guo@...aro.org>
Subject: Re: [PATCH v2 3/3] arm: dt: zynq: Add support for the zed platform

On Wed, Jun 12, 2013 at 08:23:45PM +0200, Steffen Trumtrar wrote:
> On Wed, Jun 12, 2013 at 09:41:08AM -0700, Soren Brinkmann wrote:
> > Add a DT fragment for the Zed Zynq platform and a corresponding
> > target to the Makefile
> > 
> > Signed-off-by: Soren Brinkmann <soren.brinkmann@...inx.com>
> > ---
> > I used the 'xlnx,...' compat strings since it seems this is what is
> > used in the Xilinx and Digilent vendor trees.
> > 
> > +/include/ "zynq-7000.dtsi"
> > +
> > +/ {
> > +	model = "Zynq Zed Development Board";
> > +	compatible = "xlnx,zynq-zed", "xlnx,zynq-7000";
> > +
> > +	memory {
> > +		device_type = "memory";
> > +		reg = <0 0x20000000>;
> > +	};
> > +
> > +	chosen {
> > +		bootargs = "console=ttyPS1,115200 earlyprintk";
> > +	};
> > +
> > +};
> 
> Hi!
> 
> This looks a little bit to basic. No?! Not even an UART?
The UART is imported from the common zynq-7000.dtsi.

> The compatible should include digilent or avnet. Digilent only sells to academic
> customers, Avnet doesn't.
I don't care at all. So, who makes the decision which one is the correct
one? Actually we could even drop the zed specific one completely and go
with 'xlnx,zynq-7000' only.

	Sören


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