linux-kernel - Re: [PATCH v4 07/26] ARM: pxa: magician: Fix HTC Magician pin mux definitions

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Date:	Tue, 13 Oct 2015 22:09:12 +0200
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	Petr Cvek <petr.cvek@....cz>
Cc:	Philipp Zabel <philipp.zabel@...il.com>, daniel@...que.org,
	haojian.zhuang@...il.com, linux@....linux.org.uk,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 07/26] ARM: pxa: magician: Fix HTC Magician pin mux definitions

Petr Cvek <petr.cvek@....cz> writes:

> Dne 3.10.2015 v 14:30 Philipp Zabel napsal(a):
>> Am Montag, den 28.09.2015, 23:15 +0200 schrieb Petr Cvek:
>>> This patch fixes a pin mux for the HTC Magician machine. Wrong and
>>> missing
>>> definitions caused a bad LCD operation and an unavailability of
>>> several
>>> peripherals.
>>>
>>> Signed-off-by: Petr Cvek <petr.cvek@....cz>
>> 
>> NAK on this one. Until this patch I can boot my o2 Xda mini with
>> Toppoly display and see the framebuffer kernel console output. Can we
>> split the LCD changes from the rest, I assume those are what breaks my
>> display.
>
> I read the Toppoly datasheet and it seems, the LCD panel implements V/HSYNC,
> while Samsung does not (and I'm sure at least one of these sync pins must be
> GPIO for DC-DC control). A solution is probably to reconfigure the GPIO muxes by
> detected LCD type.

For the time being, I'll drop this one.

Cheers.

-- 
Robert
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