linux-kernel - Re: v3.19-rc1 regression(?) on N900

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Message-ID: <54A10B1E.7030800@ti.com>
Date:	Mon, 29 Dec 2014 10:04:46 +0200
From:	Tomi Valkeinen <tomi.valkeinen@...com>
To:	Aaro Koskinen <aaro.koskinen@....fi>, Pavel Machek <pavel@....cz>
CC:	Pali Rohár <pali.rohar@...il.com>,
	Nishanth Menon <nm@...com>,
	linux-omap <linux-omap@...r.kernel.org>, <sre@...ian.org>,
	Tony Lindgren <tony@...mide.com>, <sre@...g0.de>,
	<ivo.g.dimitrov.75@...il.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: v3.19-rc1 regression(?) on N900

Hi,

On 26/12/14 00:21, Aaro Koskinen wrote:

> ...however, I can confirm that framebuffer is broken:
> 
> [    8.230743] omapfb omapfb: no displays
> [    8.255584] omapfb omapfb: failed to setup omapfb
> [    8.260620] platform omapfb: Driver omapfb requests probe deferral
> [    8.284118] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node
> '/ocp/spi@...98000/acx565akm@2[0]' - status (0)
> [    8.284271] acx565akm spi1.2: failed to find video source
> [    8.290069] spi spi1.2: Driver acx565akm requests probe deferral
> 
> I bisected it to ef691ff48bc8 (OMAPDSS: DT: Get source endpoint
> by matching reg-id). When I revert that, also FB works with 3.19-rc1.

I've attached a patch for this. Only hack-tested on OMAP3 beagle, so
please report if it works.

 Tomi


View attachment "0001-OMAPDSS-SDI-fix-output-port_num.patch" of type "text/x-patch" (1356 bytes)

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