linux-kernel - Re: [PATCH 1/2] gpio: add pin biasing and drive mode to gpiolib

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Message-ID: <20110420164315.6cdbcbf0@lxorguk.ukuu.org.uk>
Date:	Wed, 20 Apr 2011 16:43:15 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Haojian Zhuang <haojian.zhuang@...il.com>,
	Kyungmin Park <kmpark@...radead.org>,
	Ben Nizette <bn@...sdigital.com>, linux-kernel@...r.kernel.org,
	Grant Likely <grant.likely@...retlab.ca>,
	Lee Jones <lee.jones@...aro.org>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/2] gpio: add pin biasing and drive mode to gpiolib

> Then of course the GPIO driver can in turn call the padmux
> subsystem to request its pins or fail/bail out if they are taken.

Yes that makes a lot more sense. It preserves the abstraction in the
simple cases but handles the complex stuff right.

Alan
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