linux-kernel - Re: 32kHz clock removal causes problems omap

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Message-ID: <1355925504.5273.26.camel@cumari.coelho.fi>
Date:	Wed, 19 Dec 2012 15:58:24 +0200
From:	Luciano Coelho <coelho@...com>
To:	Benoit Cousson <b-cousson@...com>
CC:	<balbi@...com>, Peter Ujfalusi <peter.ujfalusi@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	<svenkatr@...com>, <linux-omap@...r.kernel.org>,
	<linux-mmc@...r.kernel.org>, <cjb@...top.org>, <lrg@...com>,
	<linux-kernel@...r.kernel.org>, Tony Lindgren <tony@...mide.com>,
	<r.sricharan@...com>
Subject: Re: 32kHz clock removal causes problems omap_hsmmc

On Wed, 2012-12-19 at 14:51 +0100, Benoit Cousson wrote:
> On 12/19/2012 02:01 PM, Felipe Balbi wrote:
> > On Wed, Dec 19, 2012 at 11:56:20AM +0100, Peter Ujfalusi wrote:
> >> BTW: have you happened to ubdate u-boot recently? There is a nice easter egg
> >> added there:
> >> f3f98bb ARM: OMAP4/5: Do not configure non essential pads, clocks, dplls.
> >>
> >> Which means that _essential_ clocks and pads are no longer configured.
> > 
> > anything essential you can list ?
> 
> Yeah, that u-boot version is just unusable at all with any mainline
> kernel, since we are still missing pads conf for every drivers.
> 
> Regarding the 32k clock, I noticed as well that the OMAP4460 panda
> u-boot is the only one to enable it at boot time, and thus this is the
> only board that can probe the wilink chip properly as of today.

Do you mean that with the latest mainline u-boot all boards will have
trouble except panda?

I'm still reorganizing everything and update my stuff with the latest
mainline u-boot, but at least blaze and panda now boot and recognize
their wilink chips (with the patches I mentioned reverted).

Now I'll try to remove my reverts and see what happens.

--
Luca.

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