[U-Boot-Users] using a flat device tree to drive u-boot config

[Wolfgang Denk]

In message <ed82fe3e0808031049t1440ac74ga6153f349c85be5e at mail.gmail.com> you wrote:
> 
> > If the  DTB  can  be  at  any
> > flash location, you can for example have a fall-back version which is
> > used  to bring up U-Boot in a minimal configuration for recovery mode
> > if the new DTB fails to work.
> 
> I think that a "recovery DTB" would have to be part of U-Boot itself

Why? One address is as good as any other.

> to be effective.  If the normal DTB is not available, then it's likely
> the backup one would also be unavailable.

Then this makes no differnce if it's embedded in the U=Boot image  or
prepended or appended or at any other location in memory.

Best regards,

Wolfgang Denk

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