[S] Change in coreboot[master]: soc/intel/elkhartlake: Move TCO_NO_REBOOT flag support

[Werner Zeh (Code Review)]

Attention is currently required from: Lean Sheng Tan, Kyösti Mälkki.

Werner Zeh has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/70151 )

Change subject: soc/intel/elkhartlake: Move TCO_NO_REBOOT flag support
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Patch Set 1: Code-Review+1

(1 comment)

Patchset:

PS1:
> If there is a PCI device not supporting bus-mastering and the related PCI command register bit is ha […]

OK, looking into a few other intel platforms showed that when this bit is not defined it is reserved, so far I have not seen a different function bound to this bit. I am OK with doing it this way, though we should take an eye on it for future platforms.