From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: Andrew <andrew@ncrmnt.org>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Russell King <linux@arm.linux.org.uk>,
Linus Walleij <linus.walleij@linaro.org>,
Wolfram Sang <wsa@the-dreams.de>,
devicetree@vger.kernel.org, linux-gpio@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2] pinctrl: mvebu: Fix mapping of pin 63 (gpo -> gpio)
Date: Fri, 29 May 2015 12:06:29 +0200 [thread overview]
Message-ID: <20150529120629.1cb0d8ae@free-electrons.com> (raw)
In-Reply-To: <1e014a41f99caee6f054713546efdf20@mail.ncrmnt.org>
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
WARNING: multiple messages have this Message-ID (diff)
From: thomas.petazzoni@free-electrons.com (Thomas Petazzoni)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] pinctrl: mvebu: Fix mapping of pin 63 (gpo -> gpio)
Date: Fri, 29 May 2015 12:06:29 +0200 [thread overview]
Message-ID: <20150529120629.1cb0d8ae@free-electrons.com> (raw)
In-Reply-To: <1e014a41f99caee6f054713546efdf20@mail.ncrmnt.org>
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
next prev parent reply other threads:[~2015-05-29 10:06 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-11 20:29 [PATCH 0/2] ARM: mvebu: Add DLINK-DNS327L support Andrew Andrianov
2015-04-11 20:29 ` Andrew Andrianov
2015-04-11 20:29 ` [PATCH 1/2] pinctrl: mvebu: Fix mapping of pin 63 (gpo -> gpio) Andrew Andrianov
2015-04-11 20:29 ` Andrew Andrianov
2015-04-27 13:24 ` Linus Walleij
2015-04-27 13:24 ` Linus Walleij
2015-05-29 9:10 ` Thomas Petazzoni
2015-05-29 9:10 ` Thomas Petazzoni
2015-05-29 9:55 ` Andrew
2015-05-29 9:55 ` Andrew
2015-05-29 9:55 ` Andrew
2015-05-29 10:06 ` Thomas Petazzoni [this message]
2015-05-29 10:06 ` Thomas Petazzoni
2015-04-11 20:29 ` [PATCH 2/2] ARM: mvebu: dts: Add dts file for DLink DNS-327L Andrew Andrianov
2015-04-11 20:29 ` Andrew Andrianov
2015-04-11 21:40 ` Andrew Lunn
2015-04-11 21:40 ` Andrew Lunn
[not found] ` <20150411214005.GJ5244-g2DYL2Zd6BY@public.gmane.org>
2015-04-11 21:45 ` Andrew Lunn
2015-04-11 21:45 ` Andrew Lunn
2015-04-11 21:45 ` Andrew Lunn
2015-04-12 11:25 ` [PATCH v2 0/2] ARM: mvebu: Add support for DLINK DNS-327L Andrew Andrianov
2015-04-12 11:25 ` Andrew Andrianov
2015-04-12 11:25 ` Andrew Andrianov
2015-04-12 11:25 ` [PATCH v2 1/2] pinctrl: mvebu: Fix mapping of pin 63 (gpo -> gpio) Andrew Andrianov
2015-04-12 11:25 ` Andrew Andrianov
2015-04-12 11:25 ` [PATCH v2 2/2] ARM: mvebu: dts: Add dts file for DLink DNS-327L Andrew Andrianov
2015-04-12 11:25 ` Andrew Andrianov
2015-04-12 11:25 ` Andrew Andrianov
2015-04-12 11:38 ` Sebastian Hesselbarth
2015-04-12 11:38 ` Sebastian Hesselbarth
2015-04-11 22:33 ` [PATCH " Andrew
2015-04-11 22:33 ` Andrew
2015-04-12 11:20 ` Sebastian Hesselbarth
2015-04-12 11:20 ` Sebastian Hesselbarth
2015-04-11 21:28 ` [PATCH 0/2] ARM: mvebu: Add DLINK-DNS327L support Andrew Lunn
2015-04-11 21:28 ` Andrew Lunn
2015-04-13 14:39 ` Gregory CLEMENT
2015-04-13 14:39 ` Gregory CLEMENT
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