linux-kernel - Re: [PATCH v3] gpio: add GPIO support for F71882FG and F71889F

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Message-ID: <CACRpkdZkPZF++MRfNc4-W-cxUCYafdJ+rcCF+2Mk4ntBkwU62g@mail.gmail.com>
Date:	Thu, 29 Aug 2013 19:35:16 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Simon Guinot <simon.guinot@...uanux.org>
Cc:	Grant Likely <grant.likely@...retlab.ca>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH v3] gpio: add GPIO support for F71882FG and F71889F

On Mon, Jul 22, 2013 at 11:50 AM, Simon Guinot
<simon.guinot@...uanux.org> wrote:

> This patch adds support for the GPIOs found on the Fintek super-I/O
> chips F71882FG and F71889F.
>
> A super-I/O is a legacy I/O controller embedded on x86 motherboards. It
> is used to connect the low-bandwidth devices. Among others functions the
> F71882FG/F71889F provides: a parallel port, two serial ports, a keyboard
> controller, an hardware monitoring controller and some GPIO pins.
>
> Note that this super-I/Os are embedded on some Atom-based LaCie NASes.
> The GPIOs are used to control the LEDs and the hard drive power.
>
> Signed-off-by: Simon Guinot <simon.guinot@...uanux.org>
> ---
> Changes since v2:
> - Remove useless NULL setters for driver data.

OK we had some discussion on this: there seem to be no alternatives
to port probing, and hacking these board drivers is mighty cool, so
patch applied.

Yours,
Linus Walleij
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