[PATCH v2 2/2] powerpc: Replace GPL 2.0+ README.legal boilerplate with SPDX

[Michael Ellerman]

Geert Uytterhoeven <geert at linux-m68k.org> writes:
> Upstream Linux never had a "README.legal" file, but it was present
> in early source releases of Linux/m68k.  It contained a simple copyright
> notice and a link to a version of the "COPYING" file that predated the
> addition of the "only valid GPL version is v2" clause.
>
> Get rid of the references to non-existent files by replacing the
> boilerplate with SPDX license identifiers.
>
> Signed-off-by: Geert Uytterhoeven <geert at linux-m68k.org>

LGTM.

Acked-by: Michael Ellerman <mpe at ellerman.id.au> (powerpc)

cheers