[U-Boot] Regression in usb-storage in u-boot 2015.04 ???

Marek Vasut marex at denx.de
Fri Aug 14 01:16:09 CEST 2015


On Monday, April 27, 2015 at 10:40:18 AM, Hans de Goede wrote:
> Hi,

Hi again!

> On 27-04-15 03:09, Marek Vasut wrote:
> > On Friday, March 27, 2015 at 09:47:25 AM, Hans de Goede wrote:
> >> Hi,
> > 
> > Hi!
> > 
> > [...]
> > 
> >>>          scanning usb for storage devices... 1 Storage Device(s) found
> >>> 
> >>> that EHCI timeout appears to be random, it pops up maybe 20% of the
> >>> time.
> >>> 
> >>> tried with a few different usb sticks and couldn't reproduce it.
> >> 
> >> Thanks that confirms that it is a musb issue, and likely one which has
> >> been around for ages.
> > 
> > Are there any updates on this musb issue please ?
> 
> No, since most people who are doing usb booting are using boards with
> a "proper" ehci usb controller I've not investigated this further.
> 
> Also this only happens after a usb reset, the first time the storage
> device works fine, iow this is a corner case. I agree it would be
> nice to fix it, but -ENOTIME.

CCing also Tom, since he has an MUSB device. Let's not forget about this
bug. Are there any news please ?

Best regards,
Marek Vasut


More information about the U-Boot mailing list