Change in coreboot[master]: soc/intel/{skl,cnl,dnv,xeon_sp}: disable PM ACPI timer if chosen

[Michael Niewöhner (Code Review)]

Attention is currently required from: Arthur Heymans,  Felix Singer, Furquan Shaikh, Mariusz Szafrański, Jonathan Zhang, Paul Menzel, Johnny Li, Subrata Banik, Patrick Rudolph, Lance Zhao, Marc Jones, Nico Huber, Anjaneya "Reddy" Chagam, Johnny Lin, Tim Wawrzynczak, Christian Walter, Suresh Bellampalli, Vanessa Eusebio, Michal Motyl, Tim Chu.
Michael Niewöhner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/57932 )

Change subject: soc/intel/{skl,cnl,dnv,xeon_sp}: disable PM ACPI timer if chosen
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Patch Set 37:

(1 comment)

File src/soc/intel/xeon_sp/finalize.c:

https://review.coreboot.org/c/coreboot/+/57932/comment/09f921ac_cc86be33 
PS37, Line 49: BS_ON_ENTRY
> FSP runs later :-/

@Arthur, Marc, Johnny: can someone test this, please? Unset `USE_PM_ACPI_TIMER` and check if the board still boots