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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Christoph Fritz <chf.fritz@googlemail.com>
Cc: barebox@lists.infradead.org, Jerry Kirk <jkirk865@gmail.com>
Subject: Re: [RFC][PATCH] pcm043: usb support --not working--
Date: Thu, 2 Aug 2012 10:15:09 +0200	[thread overview]
Message-ID: <20120802081509.GH30009@pengutronix.de> (raw)
In-Reply-To: <1343855078.3466.85.camel@mars>

On Wed, Aug 01, 2012 at 11:04:38PM +0200, Christoph Fritz wrote:
> On Wed, 2012-08-01 at 18:56 +0200, Eric Bénard wrote: 
> > > The clock settings seems to be the same as for eukrea_cpuimx35. Eric:
> > > Does USB work for you on your board?
> > > 
> > thanks for the heads up : now it works.
> 
> great :-)
> 
> > > Sascha, I currently have no working config for kernel >=3.5 to check for
> > > clocks in debugfs.
> > > 
> > > Any thoughts on this?
> > > 
> > try to copy the config in that patch I just sent ;-)
> 
> I did - without success. I suppose the external phy needs to be
> configured properly.
> 
> When you type the command "usb", you are getting a list of connected
> devices. Can you execute command "usb" a second and third time with the
> same result?

By default 'usb' now only probes once. That is because the USB stack is
too silly to just keep already enumarated devices, but instead just
removes all devices and reenumarates them. Bad things happen if one of
your devices was a mounted USB mass storage device for example.
If you want to probe multiple times try the -f aka force aka I know what
I'm doing option.

Sascha

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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  parent reply	other threads:[~2012-08-02  8:15 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-19 15:37 USB On PCM043? Jerry Kirk
2012-07-19 16:11 ` Sascha Hauer
2012-07-19 20:56   ` Jerry Kirk
2012-07-20  8:04     ` Sascha Hauer
2012-08-01 13:33       ` [RFC][PATCH] pcm043: usb support --not working-- Christoph Fritz
2012-08-01 16:56         ` Eric Bénard
2012-08-01 21:04           ` Christoph Fritz
2012-08-02  7:08             ` Eric Bénard
2012-08-02  8:15             ` Sascha Hauer [this message]
2012-08-02 13:59               ` Jerry Kirk
2012-11-06 19:48               ` Michael Burkey

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