linux-kernel - Re: [RFC PATCHv4 0/6] arm: Initial TI-Nspire support

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Date:	Mon, 27 May 2013 12:32:03 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Daniel Tang <dt.tangr@...il.com>
Cc:	linux-arm-kernel@...ts.infradead.org,
	"linux@....linux.org.uk ARM Linux" <linux@....linux.org.uk>,
	Linus Walleij <linus.walleij@...aro.org>,
	"fabian@...ter-vogt.de Vogt" <fabian@...ter-vogt.de>,
	Lionel Debroux <lionel_debroux@...oo.fr>,
	linux-kernel@...r.kernel.org, Pawel Moll <pawel.moll@....com>
Subject: Re: [RFC PATCHv4 0/6] arm: Initial TI-Nspire support

On Monday 27 May 2013, Daniel Tang wrote:
> > On Saturday 25 May 2013, Daniel Tang wrote:

> > The one remaining bit that sticks out is the clcd platform data. As I
> > said before, I won't require you to convert that to DT in order to
> > get your code merged, but I'd also really like to see that happen,
> > as we will also need that to get rid of auxdata on the ARM reference
> > platforms (integrator, versatile, realview, vexpress).
> 
> How would you like me to convert the platform data to DT? AFAIK, the
> clcd driver isn't aware of DT so the only way is to use the AUXDATA right now.

There are two basica approaches we could take:

a) add DT support to the clcd driver, using the of_get_videomode()
helper and any other properties that need to be added.

b) add a new KMS driver for this hardware that can be used as an
alternative to the existing one and that works with DT.

	Arnd
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