[U-Boot] Booting MX6 via Serial Download after DM conversion

[Peng Fan]

> Subject: Re: Booting MX6 via Serial Download after DM conversion
> 
> On Thu, Apr 25, 2019 at 3:53 AM Fabio Estevam <festevam at gmail.com>
> wrote:
> >
> > Hi Peng,
> >
> > On Tue, Apr 23, 2019 at 11:18 PM Peng Fan <peng.fan at nxp.com> wrote:
> >
> > > Not try this.
> > > uuu should support SPL file being loaded, then if SPL could runs
> > > into fastboot mode to interactive with uuu, then u-boot-dtb.img could be
> loaded I think.
> >
> > My colleague Breno tried to load SPL + u-boot-dtb.img using the UUU
> > tool and it also failed.
> >
> > Could you please try to fix this regression?
> 
> fyi: we did see the same issue, look like FIT is incompatible with these device
> boot scenarios even HAB failed (which I tried before) with LOAD_FIT and
> OF_LIST.

You mean SPL FIT + HAB to verify U-Boot on i.MX6Q failed, right?

It needs some special handling to use SPL FIT HAB which is not supported in
upstream or vendor tree for i.MX6.

i.MX8M do have SPL FIT HAB in vendor tree.

Regards,
Peng.