From: Arnd Bergmann <arnd@arndb.de>
To: Roland Stigge <stigge@antcom.de>
Cc: grant.likely@secretlab.ca, arm@kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linus.walleij@stericsson.com, kevin.wells@nxp.com,
srinivas.bakki@nxp.com, devicetree-discuss@lists.ozlabs.org,
rob.herring@calxeda.com
Subject: Re: [PATCH v8] gpio: Device tree support for LPC32xx
Date: Fri, 4 May 2012 12:57:58 +0000 [thread overview]
Message-ID: <201205041257.58252.arnd@arndb.de> (raw)
In-Reply-To: <1336076428-29419-1-git-send-email-stigge@antcom.de>
On Thursday 03 May 2012, Roland Stigge wrote:
> This patch adds device tree support for gpio-lpc32xx.c.
>
> The various GPIO groups correspond to the different irregular GPIO banks of the
> LPC32xx hardware. Most importantly, there are the GPI(0-27), GPO(0-23) and
> GPIO(0-5) banks. Each bank must be registered individually since they are
> implemented with different functions. Registration is done via gpiochip_add()
> which requires an individual gpio bank subnode in the device tree for each
> call.
>
> Signed-off-by: Roland Stigge <stigge@antcom.de>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
prev parent reply other threads:[~2012-05-04 12:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-03 20:20 [PATCH v8] gpio: Device tree support for LPC32xx Roland Stigge
2012-05-04 12:57 ` Arnd Bergmann [this message]
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