[RFC 1/4] dtoc: add POC for dtb shrink

[Rasmus Villemoes]

On 19/06/2020 23.11, Walter Lozano wrote:

> Some additional reduction could be possible by only keeping the nodes for
> whose compatible string is supported by any enabled driver. However,
> this requires to add extra logic to parse config files and map
> configuration to compatible strings.

If this can be done after building the U-Boot (or SPL) ELF, can't it
just be done by doing 'grep -a' on that? Or, probably a little more
efficient, running "strings | grep -E '^[a-zA-Z0-9,._-]*' | sort -u",
slurping in the output of that in a python set() and just looking there.

Rasmus