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Message-ID: <20090907132212.GA1739@ucw.cz>
Date: Mon, 7 Sep 2009 15:22:12 +0200
From: Pavel Machek <pavel@....cz>
To: Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc: Richard Purdie <rpurdie@...ys.net>, linux-kernel@...r.kernel.org,
Samuel Ortiz <sameo@...ux.intel.com>
Subject: Re: [PATCH 2/2] leds: Add WM831x status LED driver
On Sat 2009-09-05 14:09:21, Mark Brown wrote:
> The WM831x devices feature two software controlled status LEDs with
> hardware assisted blinking.
>
> The device can also autonomously control the LEDs based on a selection
> of sources. This can be configured at boot time using either platform
> data or the chip OTP. A sysfs file in the style of that for triggers
> allowing the control source to be configured at run time. Triggers
> can't be used here since they can't depend on the implementation details
> of a specific LED type.
I believe people *were* doing that with triggers in other drivers...?
--
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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