[U-Boot] Testing u-boot-dm/next

[Simon Glass]

Hi,

On 13 April 2015 at 21:25, Simon Glass <sjg at chromium.org> wrote:
>
> Hi Stephen,
>
> On 13 April 2015 at 14:17, Simon Glass <sjg at chromium.org> wrote:
> > Hi Stephen,
> >
> > On 13 April 2015 at 13:03, Stephen Warren <swarren at wwwdotorg.org> wrote:
> >> On 04/13/2015 11:52 AM, Simon Glass wrote:
> >> ...
> >>>>>>>>>
> >>>>>>>>> On 8 April 2015 at 21:07, Simon Glass <sjg at chromium.org> wrote:
> >>>>>>>>>>
> >>>>>>>>>> I have quite a few patches queued up in the next branch of
> >>>>>>>>>> u-boot-dm,
> >>>>>>>>>> ready for when the merge window options.
> >>>>>>>>>>
> >>>>>>>>>> If anyone has time and can give it a spin on their board, it would
> >>>>>>>>>> be
> >>>>>>>>>> much
> >>>>>>>>>> appreciated!
> >>
> >> ...
> >>>
> >>> I've pushed a new u-boot-dm/next if you'd like to try it.
> >>
> >>
> >> (On Seaboard at least) this solves the two problems we were discussing:
> >> * Cache alignment issues during NAND writes.
> >> * Failure to enumerate some USB devices.
> >>
> >> However, I just noticed that USB keyboard support doesn't work (On Seaboard
> >> at least). I've bisect this to:
> >>
> >> 6105422c50ee dm: usb: Move descriptor setup code into its own function
> >
> > Interesting - there is a small change in that function which I thought
> > was safe, but apparently not. I'll revert it and re-test later today,
> > and let you know when it is ready.
>
> Actually that was another patch I was thinking off. I tested the
> series with two different keyboards at the time (which is why I had to
> add the later patch to move USB keyboards over to drive model), but
> obviously I did something wrong as when I test it now, it does not
> work. Oh dear.

This may be because I did most of my testing with XHCI which uses a
different code path. The code sequence of USB init is quite complex,
but it seems that most of this complexity is unfortunately needed for
the various cases that come up.

Regards,
Simon