linux-kernel - Re: 3.12-rc1: no longer compiles for Nokia n900 (omap based), display no longer works

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Message-ID: <20130919184703.GE30568@blackmetal.musicnaut.iki.fi>
Date:	Thu, 19 Sep 2013 21:47:04 +0300
From:	Aaro Koskinen <aaro.koskinen@....fi>
To:	Pavel Machek <pavel@....cz>
Cc:	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, will.deacon@....com,
	catalin.marinas@....com
Subject: Re: 3.12-rc1: no longer compiles for Nokia n900 (omap based),
 display no longer works

Hi,

On Thu, Sep 19, 2013 at 11:44:02AM +0200, Pavel Machek wrote:
> something in 3.12-rc1 broke display :-(. (dmesg diff attached at the
> end, maybe someone knows...)

3.12-rc1 for N900 compiles and works (also display) here with binutils
2.23.2.

> + omapfb omapfb: no displays

[...]

> - acx565akm spi1.2: omapfb: acx565akm rev 12 LCD detected

I think this is because the panel driver has changed, and the old one
was deleted. You need to change your kernel configuration with something
like below:

-CONFIG_PANEL_ACX565AKM=y
+CONFIG_DISPLAY_PANEL_SONY_ACX565AKM=y

A.
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