[U-Boot] [PULL] Please pull u-boot-imx

[Peter Robinson]

On Fri, Nov 16, 2018 at 1:06 AM Ricardo Salveti <rsalveti at rsalveti.net> wrote:
>
> Hi Baruch,
>
> On Wed, Nov 14, 2018 at 5:07 AM Baruch Siach <baruch at tkos.co.il> wrote:
> >
> > Hi Ricardo,
> >
> > On Tue, Nov 13, 2018 at 11:42:44AM -0200, Ricardo Salveti wrote:
> > > On Thu, Sep 6, 2018 at 12:52 PM Fabio Estevam <festevam at gmail.com> wrote:
> > > > On Thu, Sep 6, 2018 at 12:42 PM, Baruch Siach <baruch at tkos.co.il> wrote:
> > > >
> > > > > I tested current master successfully on Hummingboard2 with i.MX6 Solo
> > > > > (SOM rev 1.5):
> > > >
> > > > Thanks for testing.
> > > >
> > > > It seems we need more information from Peter about the regression he reported.
> > > >
> > > > It would be helpful if Peter could run a bisect so that we could
> > > > understand where the regression is coming from.
> > >
> > > Finally got the time to test u-boot 2018.09 on my hummingboard 2 and I
> > > can also confirm the boot issue with imx6q (Hummingboard 2 MicroSOM
> > > i2eX iMX6D - rev 1.3).
> > >
> > > The patch set that introduced this regression was part of another pull
> > > request, the one that introduces eMMC booting support (from Jon
> > > Nettleton, e.g. 86e5a7fc13 and 19ed6063a5). After doing some more
> > > testing it seems that the hang happens when trying to verify if the
> > > board has eMMC during runtime (has_emmc -> mmc_get_op_cond(mmc)),
> > > which is not the case for this SOM in particular (and probably why it
> > > works fine on most rev 1.5-based SOMs, as eMMC is usually available
> > > there).
> > >
> > > Tested with current u-boot master and the issue is still valid.
> > >
> > > Jon, did you have any issue when testing that patch set on SOMs
> > > without eMMC support?
> >
> > I tested U-Boot successfully with SOM rev 1.3 (no eMMC) on Hummingboard2, as
> > shown in my previous message on this thread.
>
> Indeed, you tested with i.MX6Q, only difference is that mine is iMX6D,
> but both without eMMC.

I see the issue with a .IMX6Q wirth SOM rev 1.5 (TI wifi, no EMMC) on
a hummingboard2

> > What toolchain are you using?
>
> Using GCC 8.2 from latest OpenEmbedded. Will try building with the
> version you used to see if I get any different behavior.

gcc 8.2.x from Fedora 29

> > What do you see on the serial console?
>
> It boots up to the point when it tries to find the emmc, and then it
> basically hangs completely (tested with current master):
>
> U-Boot SPL 2018.11+gf6206f8587 (Nov 16 2018 - 00:56:34 +0000)
> Trying to boot from MMC1
>
> U-Boot 2018.11+gf6206f8587 (Nov 16 2018 - 00:56:34 +0000)
>
> CPU:   Freescale i.MX6D rev1.5 996 MHz (running at 792 MHz)
> CPU:   Extended Commercial temperature grade (-20C to 105C) at 33C
> Reset cause: POR
> Board: MX6 HummingBoard2
> DRAM:  1 GiB
> MMC:   FSL_SDHC: 0, FSL_SDHC: 1
> Loading Environment from MMC... *** Warning - bad CRC, using default environment
>
> No panel detected: default to HDMI
> Display: HDMI (1024x768)
> In:    serial
> Out:   serial
> Err:   serial
> ---> hangs

Exactly the same as I saw.