linux-kernel - Re: [PATCH 001/001] leds: alix-leds2 fixed for Award BIOS

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Message-Id: <20090515010947.4016ba66.const@mimas.ru>
Date:	Fri, 15 May 2009 01:09:47 +0500
From:	Constantin Baranov <const@...as.ru>
To:	Tobias_Mueller@...m.info
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Richard Purdie <rpurdie@...ys.net>
Subject: Re: [PATCH 001/001] leds: alix-leds2 fixed for Award BIOS

Do these boards support DMI? In that case, I suggest to write another
function, say alix_award_present(). It shall first check DMI and then
initialize GPIOs.

On Thu, 14 May 2009 11:08:45 +0200 Tobias Müller <Tobias_Mueller@...m.info> wrote:
> 2009/5/14 Andrew Morton <akpm@...ux-foundation.org>:
> > Will this cause problems on boards which are _not_ running that BIOS?
> No. These initialisations is already done there by BIOS, but setting
> the registers twice doesn't matter. It's just configurating these pins
> as an output.
> 
> > IOW, is this change backward-compatible?
> Yes.
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