Re: [PATCH 1/2] pinctrl: mvebu: Fix mapping of pin 63 (gpo -> gpio)

From: Thomas Petazzoni
Date: Fri May 29 2015 - 06:06:44 EST


Andrew,

On Fri, 29 May 2015 12:55:44 +0300, Andrew wrote:

> Yep, exactly. I've seen that in the public docs. It must be a typo,
> unless there's something we don't know.
>
> On DNS-327L this pin is wired as a button. Without th patch only
> gpio-buttons driver fails probing, but you can still configure the pin
> as input via sysfs gpio interface and even read sensible values from it.
> If you have a board where this pin is broken out - it's easy to test.

Ok, I've made a request for Marvell to check this aspect. If there's a
mistake, they should hopefully fix the datasheet at some point.

Thanks,

Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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