[U-Boot] Tinker-rk3288 SPL broken with MMC timeout

[Michael Nazzareno Trimarchi]

Hi Tom

On Fri, Sep 13, 2019 at 5:47 PM Tom Rini <trini at konsulko.com> wrote:
>
> On Fri, Sep 13, 2019 at 08:11:17AM +0530, Jagan Teki wrote:
> > On Thu, Sep 12, 2019 at 8:25 PM Tom Rini <trini at konsulko.com> wrote:
> > >
> > > On Thu, Sep 12, 2019 at 08:55:24AM +0530, Jagan Teki wrote:
> > >
> > > > I have seen this even on v2019.07 release, and the only release that
> > > > it got working with on v2019.01 (SPL, BROM_RETURN)
> > > >
> > > > Any idea? here is the log dump.
> > > >
> > > > U-Boot TPL 2019.10-rc3-00297-g5ba8b12543 (Sep 12 2019 - 08:50:36)
> > > > Trying to boot from BOOTROM
> > > > Returning to boot ROM...
> > > >
> > > > U-Boot SPL 2019.10-rc3-00297-g5ba8b12543 (Sep 12 2019 - 08:50:36 +0530)
> > > > Trying to boot from MMC1
> > > > spl: mmc init failed with error: -110
> > > > SPL: failed to boot from all boot devices
> > > > ### ERROR ### Please RESET the board ###
> > >
> > > Time to run 'git bisect' since you know when it worked last at least?
> >
> > Look hard to bisect, few of commits in between seems SPL size
> > blow-out, doesn't boot etc. May be verify with respect boards might
> > help.
>
> It certainly sounds like a challenging bisect, yes.  I've 'bisect
> skip'ed and then 'git stash save' / 'git stash apply' a handful of
> work-arounds to narrow down hard cases like this before.  It's also
> worth keeping in mind that you can insert steps manually into a bisect.
> For something like this where v2019.01 works and HEAD doesn't, I'd do:
> $ git bisect start
> $ git bisect good v2019.01
> $ git bisect bad v2019.10-rc3
> $ git checkout v2019.04
> and see what happens.
U-Boot TPL 2019.10-rc3-00307-g87d5b22558-dirty (Sep 13 2019 - 20:06:40)
Trying to boot from BOOTROM
Returning to boot ROM...

U-Boot SPL 2019.10-rc3-00307-g87d5b22558-dirty (Sep 13 2019 - 20:06:40 +0200)
Trying to boot from MMC1
Buswidth = 0, clock: 0
Buswidth = 1, clock: 0
Buswidth = 1, clock: 400000
Sending CMD0
Sending CMD8
Sending CMD55
Sending CMD41
Sending CMD55
Sending CMD41
Sending CMD2
Sending CMD3
Sending CMD9
Sending CMD7
Sending CMD55
Sending CMD51
dwmci_data_transfer: Timeout waiting for data!
wait_for_bit_le32: Timeout (reg= mask=2 wait_set=)
dwmci_send_cmd: DWMCI_IDINTEN mask 0x2 timeout.
Sending CMD51
dwmci_send_cmd: Response Timeout.
Sending CMD51
dwmci_send_cmd: Response Timeout.
Sending CMD51
dwmci_send_cmd: Response Timeout.
spl: mmc init failed with error: -110
SPL: failed to boot from all boot devices
### ERROR ### Please RESET the board ###

It's broken since a lot most of the version does not boot because SPL
is too big. This the problem I have in debug
CMD51 is get_capabilitis

Michael

>
> --
> Tom
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| Michael Nazzareno Trimarchi                     Amarula Solutions BV |
| COO  -  Founder                                      Cruquiuskade 47 |
| +31(0)851119172                                 Amsterdam 1018 AM NL |
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