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From: Sascha Hauer <s.hauer@pengutronix.de>
To: "Koelle, Holger" <Holger.Koelle@allegion.com>
Cc: "barebox@lists.infradead.org" <barebox@lists.infradead.org>
Subject: Re: Enable Display/Splash on Phycore am335x with barebox 2020.01.0
Date: Wed, 12 Aug 2020 11:51:28 +0200	[thread overview]
Message-ID: <20200812095128.GS9475@pengutronix.de> (raw)
In-Reply-To: <AM0PR01MB4467F624E0FEFF24256BA6838F420@AM0PR01MB4467.eurprd01.prod.exchangelabs.com>

Hi Holger,

On Wed, Aug 12, 2020 at 07:36:58AM +0000, Koelle, Holger wrote:
> Hi everybody,
> 
> This week i've tried to enable our Display (which working without
> problems in Linuxkernel 4.19.94) in Barebox without success.
> 
> I've patched the Devicetree similar to am335x-evm.dts with our display
> timings and the other values. But I got no fb0 device or a matching
> driver for the panel/gpu.
> In the drivers section I can't find any driver which matching tilcdc
> and am335x-tilcdc like described in the barebox documentation.
> 
> Of_dump shows that the panel is there, but drvinfo says there is no
> driver.I've tried to use the simple-panel driver but without
> success...
> 
> So my Question :  Is it possible to enable the drm (gpu) unit in
> Barebox 2020.01.0 at the am335x phycore board or is it not supported?

We don't have a framebuffer driver for am335x, so you won't have any
luck getting a picture out of the hardware with barebox. The
simple-panel driver is only for the panel itself, but not for the
framebuffer.

Sascha

-- 
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  reply	other threads:[~2020-08-12  9:51 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-12  7:36 Koelle, Holger
2020-08-12  9:51 ` Sascha Hauer [this message]
2020-08-12 12:47   ` Ahmad Fatoum

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