linux-kernel - Re: [PATCH v2 4/8] drm/i2c: tda998x: prepare for video input configuration

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Date:	Thu, 22 Aug 2013 09:42:05 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Jean-Francois Moine <moinejf@...e.fr>
Cc:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	dri-devel@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
	Darren Etheridge <darren.etheridge@...il.com>,
	Rob Clark <robdclark@...il.com>,
	Daniel Vetter <daniel@...ll.ch>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 4/8] drm/i2c: tda998x: prepare for video input
	configuration

On Thu, Aug 22, 2013 at 08:53:13AM +0200, Jean-Francois Moine wrote:
> On Wed, 21 Aug 2013 23:36:05 +0100
> Russell King - ARM Linux <linux@....linux.org.uk> wrote:
> 
> > > AFAIK, the TI boards have no "pin-swapped", nor has the Cubox (there is
> > > no need to set the bit CFG_GRA_SWAPRB of the register LCD_SPU_DMA_CTRL0
> > > of the Dove lcd for RGB or YUV formats).
> > > 
> > > Which board needs a special VIP configuration?  
> > 
> > If you run the NXP driver, and then run this driver, things get messed
> > up - which has already been covered months ago when this patch was first
> > brought up.
> > 
> > It's there to ensure that the TDA998x is correctly configured no matter
> > what it's previous state is, and prevent the thing being fragile as hell.
> 
> The NXP driver will never go to the mainline, so, I don't see the
> problem. If you want to use it to test some other drivers, you should
> better patch it instead of adding useless code in the TDA998x driver.

Sorry, you're wrong.
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