[coreboot-gerrit] [M] Change in coreboot[master]: mainboard: Add SPDX license headers to Makefiles

[Martin L Roth (Code Review)]

Attention is currently required from: Felix Singer, Jason Nien, Jeremy Soller, Michael Niewöhner, Martin Roth, Tim Crawford, Nico Huber, Tarun Tuli, Damien Zammit, Subrata Banik, Maxim Polyakov, Kapil Porwal, Alexander Couzens, Werner Zeh, Evgeny Zinoviev.

Martin L Roth has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/68982 )

Change subject: mainboard: Add SPDX license headers to Makefiles
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Patch Set 2:

(1 comment)

File src/mainboard/clevo/cml-u/variants/l140cu/Makefile.inc:

https://review.coreboot.org/c/coreboot/+/68982/comment/d8a3e1d3_892300b3 
PS2, Line 1: ##
> As I answered in a different comment, this mirrors what has already been done in other places, and I […]

There are currently over 800 files in the tree that use '## SPDX'.  Over 650 if you exclude the src/soc directory which already got the patch merged.  I don't know where this came from initially, but this series didn't start it.