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Date: Thu, 07 Jan 2010 17:27:21 +0000 From: Richard Purdie <rpurdie@...ys.net> To: Arnd Hannemann <hannemann@...s.rwth-aachen.de> Cc: Daniel Mack <daniel@...aq.de>, Arnd Hannemann <Arnd.Hannemann@...s.rwth-aachen.de>, LKML <linux-kernel@...r.kernel.org>, "linux-geode@...ts.infradead.org" <linux-geode@...ts.infradead.org> Subject: Re: 2.6.33-rc3 regression: leds_alix2: can't allocate I/O for GPIO On Thu, 2010-01-07 at 15:00 +0100, Arnd Hannemann wrote: > Daniel Mack schrieb: > > On Thu, Jan 07, 2010 at 01:11:31PM +0100, Arnd Hannemann wrote: > >> Arnd Hannemann schrieb: > >> Oh, maybe using cs5535_gpio AND leds_alix2 together was never supposed to work? > > > > That is the problem indeed. The problem is that three of these GPIOs are > > connected to LEDs, so if both drivers are enabled, they will both alter > > the same GPIOs. Hmm, don't know how to handle this. Maybe the LED driver > > should use the GPIO interface and that's it? > > I'm not sure that this configuration needs to be supported at all, > so disallowing that both drivers are configured via Kconfig could be a simple solution. Agreed, Kconfig dependencies for this until the code is improved look like the best option. Does someone want to send me a patch? Cheers, Richard -- Richard Purdie Intel Open Source Technology Centre -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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