From: Aaro Koskinen <aaro.koskinen@iki.fi>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>,
Jarkko Nikula <jarkko.nikula@bitmer.com>,
Tony Lindgren <tony@atomide.com>,
Eduardo Valentin <edubezval@gmail.com>,
Lars-Peter Clausen <lars@metafoo.de>, Nishanth Menon <nm@ti.com>,
Sebastian Reichel <sre@kernel.org>, Pavel Machek <pavel@ucw.cz>,
Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>,
joerg Reisenweber <joerg@openmoko.org>,
linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Nokia N900 sound driver and ECI GPIOs
Date: Mon, 2 Jan 2017 20:49:45 +0200 [thread overview]
Message-ID: <20170102184945.m6maflaoihumd7nt@raspberrypi-2.musicnaut.iki.fi> (raw)
In-Reply-To: <20170102084432.GA6728@pali>
Hi,
On Mon, Jan 02, 2017 at 09:44:32AM +0100, Pali Rohár wrote:
> On Monday 02 January 2017 10:23:23 Peter Ujfalusi wrote:
> > GPIO_182 is to select where to route the MIC line from the jack for the
> > ECI core to handle (when the TVOUT is disabled).
>
> Yes, already figured out from schematic.
>
> > I have no idea what the
> > gpio_178 should have been used for. It might be only needed for early
> > protos but not in production devices?
>
> I do not know, reason why I'm asking.
The schematic shows ECI(5:0), but only 3 are connected/used. There were
3 other GPIOs reserved but not used in the final product.
A.
next prev parent reply other threads:[~2017-01-02 18:57 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-01 19:54 Nokia N900 sound driver and ECI GPIOs Pali Rohár
2017-01-01 22:36 ` Pavel Machek
2017-01-02 8:34 ` Peter Ujfalusi
2017-01-02 8:51 ` Pali Rohár
2017-01-02 12:53 ` Peter Ujfalusi
2017-01-02 12:58 ` Pali Rohár
2017-01-02 14:36 ` Peter Ujfalusi
2017-01-02 15:51 ` joerg Reisenweber
2017-01-02 17:02 ` Pali Rohár
2017-01-02 15:45 ` joerg Reisenweber
2017-01-02 9:01 ` Jarkko Nikula
2017-01-02 9:29 ` Pali Rohár
2017-01-02 9:33 ` Pavel Machek
2017-01-02 16:07 ` joerg Reisenweber
2017-01-02 8:23 ` Peter Ujfalusi
2017-01-02 8:44 ` Pali Rohár
2017-01-02 18:49 ` Aaro Koskinen [this message]
2017-01-02 20:01 ` Pali Rohár
2017-01-02 21:05 ` joerg Reisenweber
2017-01-04 22:27 ` Aaro Koskinen
2017-01-04 22:41 ` Pali Rohár
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