linux-kernel - Re: [PATCH v2 1/1] ARM: exynos_defconfig: Enable options for display panel support

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Date:	Mon, 25 Aug 2014 13:49:23 +0200
From:	Javier Martinez Canillas <javier.martinez@...labora.co.uk>
To:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
CC:	Kukjin Kim <kgene.kim@...sung.com>,
	Doug Anderson <dianders@...omium.org>,
	Olof Johansson <olof@...om.net>,
	Kevin Hilman <khilman@...aro.org>, afaerber@...e.de,
	Ajay Kumar <ajaykumar.rs@...sung.com>,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/1] ARM: exynos_defconfig: Enable options for display
 panel support

Hello Bartlomiej,

On 08/25/2014 01:43 PM, Bartlomiej Zolnierkiewicz wrote:
> 
> Hi,
> 
> On Monday, August 25, 2014 10:45:36 AM Javier Martinez Canillas wrote:
>> Many Exynos devices have a display panel. Most of them just have
>> a simple panel while others have more complex configurations that
>> requires an embedded DisplayPort (eDP) to LVDS bridges.
>> 
>> This patch enables the following features to be built in the kernel
>> image to suport both setups:
>> 
>> - Direct Rendering Manager (DRM)
>> - DRM bridge registration and lookup framework
>> - Parade ps8622/ps8625 eDP/LVDS bridge
>> - NXP ptn3460 eDP/LVDS bridge
>> - Exynos Fully Interactive Mobile Display controller (FIMD)
>> - Panel registration and lookup framework
>> - Simple panels
>> - Backlight & LCD device support
>> 
>> Signed-off-by: Javier Martinez Canillas <javier.martinez@...labora.co.uk>
>> Tested-by: Kevin Hilman <khilman@...aro.org>
> 
> Could you please also do corresponding update to multi_v7_defconfig?
> 

Sure, I'll do once the PTN3460 and PS8622 bridge drivers get merged since
this patch depends on those and I would prefer to not have so many
in-flight patches with dependencies.

I just posted this patch before these two drivers landed because I noticed
that many people were wasting time figuring out the correct set of options
in order to have display working.

> Best regards,
> --
> Bartlomiej Zolnierkiewicz
> Samsung R&D Institute Poland
> Samsung Electronics
> 
>> ---

Best regards,
Javier

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