linux-kernel - Re: Smartcard/SIM card subsystem, LDO regulator and signal modelling

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Message-ID: <20110518221951.GD20909@sirena.org.uk>
Date:	Wed, 18 May 2011 23:19:54 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	linux-kernel@...r.kernel.org,
	Bibek BASU <bibek.basu@...ricsson.com>,
	Sascha Hauer <kernel@...gutronix.de>,
	Catalin Marinas <catalin.marinas@....com>,
	Juergen Beisert <jbe@...gutronix.de>,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: Smartcard/SIM card subsystem, LDO regulator and signal
	modelling

On Wed, May 18, 2011 at 07:03:38PM +0200, Linus Walleij wrote:

> I am now starting to contemplate if I should rename the pinmux
> subsystem to "pinctrl" and not only handle muxing but also
> biasing in that system.

I've not yet had time to look at pinmux but I'd certainly expect that
sort of feature - many systems rely on the mode configuration to get the
functions working (eg, I2C might be a function but you also need to put
the pin into open drain mode for it to function correctly).
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