[U-Boot] [PATCH 5/5] dra7xx: Add dra72_evm_defconfig using CONFIG_DM

[Tom Rini]

On Sun, Aug 02, 2015 at 05:22:30PM -0600, Simon Glass wrote:
> Hi Tom,
> 
> On 2 August 2015 at 17:07, Tom Rini <trini at konsulko.com> wrote:
> > On Sun, Aug 02, 2015 at 03:29:12PM -0600, Simon Glass wrote:
> >> Hi Tom,
> >>
> >> On 31 July 2015 at 17:55, Tom Rini <trini at konsulko.com> wrote:
> >> > - Import various DT files for DRA7 / DR72x / dra72-evm from Linux Kernel
> >> >   v4.1
> >> > - Add config file for this board, enable DM and DM_GPIO
> >> >
> >> > Cc: Simon Glass <sjg at chromium.org>
> >> > Signed-off-by: Tom Rini <trini at konsulko.com>
> >> >
> >> > ---
> >> > For some reason I can't yet figure out, enabling CONFIG_DM_SERIAL seems
> >> > to be triggering the no console panic failure path, but I can't seem to
> >> > figure out why.
> >>
> >> There is a bug in it but I suspect your problem is elsewhere:
> >>
> >> http://patchwork.ozlabs.org/patch/498648/
> >
> > I had that applied locally based on your hint, no help :(
> >
> >> You could enable the debug UART and print characters to see where it fails...
> >
> > I need to, yes, but one of my tests was commenting out the
> > panic_str(...) and that went from a loop (since I didn't have
> > CONFIG_PANIC_HANG set) to a hard crash I'm guessing a bit later on.
> 
> If I could repeat this on BBB I could try to track it down. But I
> suspect it is something else.

Indeed, I was hoping it was a few things but I couldn't make
am335x-gp-evm fail.

> Is this in U-Boot proper? It really should pick up the stdout-path
> right at the top of serial_find_console_or_panic() and return.

Full U-Boot.  SPL_DM is off.  And yes, since we set stdout-path and have
everything else set right in the DT it's very puzzling :(

-- 
Tom
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20150802/53ccba8a/attachment.sig>