RE: OSK5912 USB Port Problem

From: "Li Weichen" <iaadoa@gmail.com>
To: 'xuxian' <lsfdxuxian@gmail.com>,
	'Tony Lindgren' <tony@atomide.com>,
	'Jose Manuel Cano Garcia' <jcgarcia@uma.es>
Cc: 'Linux OMAP Open Source' <linux-omap-open-source@linux.omap.com>
Subject: RE: OSK5912 USB Port Problem
Date: Tue, 22 Nov 2005 16:15:22 +0800	[thread overview]
Message-ID: <4382d3a3.492a4dcd.06d7.2193@mx.gmail.com> (raw)
In-Reply-To: <43828ec8.6210a9fa.19df.1266@mx.gmail.com>

Well I encounter another problem.  If I only enable the usb host support,
the usb Flash disk works well with OSK.  But after I add the USB Gadget
support, and enables the OTG, the Flash disk doesn't work.

Is there anything wrong with OTG?

> -----Original Message-----
> From: linux-omap-open-source-bounces+iaadoa=gmail.com@linux.omap.com
> [mailto:linux-omap-open-source-bounces+iaadoa=gmail.com@linux.omap.com] On
> Behalf Of xuxian
> Sent: Tuesday, November 22, 2005 11:22 AM
> To: 'Tony Lindgren'; 'Jose Manuel Cano Garcia'
> Cc: 'Linux OMAP Open Source'
> Subject: RE: OSK5912 USB Port Problem
> 
> Hi Tony,
> 
> The patch work. Now the OSK can detect the USB key automatically.
> Thanks much.
> 
> xuxian
> 
> -----Original Message-----
> From: linux-omap-open-source-bounces+lsfdxuxian=gmail.com@linux.omap.com
> [mailto:linux-omap-open-source-bounces+lsfdxuxian=gmail.com@linux.omap.com
> ]
> On Behalf Of Tony Lindgren
> Sent: Tuesday, November 22, 2005 1:49 AM
> To: Jose Manuel Cano Garcia
> Cc: Linux OMAP Open Source
> Subject: Re: OSK5912 USB Port Problem
> 
> * Jose Manuel Cano Garcia <jcgarcia@uma.es> [051121 02:14]:
> > Hi,
> >
> > I had problems with an USB flash memory, too. I tried several solutions
> > and kernels which did not work until I recently read a post on the Linux
> > Omap mailing list regarding USB clock malfunction on kernels
> > 2.6.12-2.6.14 (which were the ones I have tried). Then, I tried kernel
> > 2.6.11 an it worked.
> 
> I've noticed that having CONFIG_OMAP_RESET_CLOCKS on kills OHCI at least
> on OSK. Juha's patch from few months ago probably helps with that as it
> turns on dc_clk:
> 
> http://linux.omap.com/pipermail/linux-omap-open-source/2005-August/004818.
> ht
> ml
> 
> Can you please check if it's caused by this combination? We should get
> Juha's patch integrated...
> 
> Tony
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