On Wed, Jan 11, 2017 at 09:23:00AM +0200, Евгени Димитров wrote:
> On Tue, Jan 10, 2017 at 7:14 PM, Kevin O'Connor <kevin@koconnor.net> wrote:
>
> > On Mon, Jan 09, 2017 at 09:31:22AM +0200, Евгени Димитров wrote:
> > > On Fri, Jan 6, 2017 at 4:46 PM, Kevin O'Connor <kevin@koconnor.net>
> > wrote:
> > > > Are you trying to boot from the "Multimedia Card Reader" or from a
> > > > regular USB flash drive?  If you're not booting from the card reader,
> > > > does the patch below help?
> > >
> > > I was trying to boot from whatever USB devices I can get my hands on.
> > > Ultimately my goal is to boot from a regular flash drive. The patch
> > doesn't
> > > help.
> >
> > I'm not sure what is happening - it looks like the controller is
> > shutting down, but it's unclear why.  What do you get with the patch
> > below?

The additional debugging reports the controller is running and not
reporting an error (which is in addition to the transfer descriptor
reporting that it is also running without error).  I'm not sure what
is going on.  Can you try disabling CONFIG_MALLOC_UPPERMEMORY and
retry?

-Kevin