[U-Boot] [PATCH] usb: dwc2: Enhance interrupt handling for CONTROL transaction

[Chin Liang See <clsee@altera.com>]

On Thu, 2016-02-04 at 12:42 +0100, Marek Vasut wrote:
> On Thursday, January 14, 2016 at 04:20:12 PM, Marek Vasut wrote:
> > On Thursday, January 14, 2016 at 03:50:18 PM, Chin Liang See wrote:
> > > On Wed, 2016-01-13 at 16:22 +0100, Marek Vasut wrote:
> > > 
> > > Continue some troubleshooting today. Notice some behavior change
> > > where
> > > the SanDisk Cruzer Blade failed after POR and dcache disable.
> > > 
> > > After enabling the debug message, the hub is complaining over
> > > current
> > > (port change = 0x9) on the port where pen drive is plugged in.
> > > The port
> > > status = 0x10 indicate no device present.
> > > 
> > > Appreciate any quick advise while digging more the hub spec.
> > 
> > I suspect the data are corrupted somewhere. I wouldn't trust the
> > content
> > of the descriptor at that point.
> 
> Hi, any news on the USB mess ? :-)

Hi Marek,

Sorry for late reply as away for few weeks.
Will look back into this in coming days.
Last troubleshoot was understanding why hub cannot recognize the mass
storage.

Thanks
Chin Liang