Change in coreboot[master]: soc/intel/common/block/notify: Implement coreboot notify native driver

[Sridhar Siricilla (Code Review)]

Attention is currently required from: Arthur Heymans, Felix Singer, Subrata Banik, Tim Wawrzynczak, Angel Pons, Werner Zeh, Patrick Rudolph, EricR Lai.
Sridhar Siricilla has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/60405 )

Change subject: soc/intel/common/block/notify: Implement coreboot notify native driver
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Patch Set 19:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/60405/comment/9bd95baf_f3595078 
PS19, Line 7: soc/intel/common/block/notify: Implement coreboot notify native driver
May I know motivation to port notify API to coreboot? Is it not redundant maintain the function (one by CB and other one by SoC team)? Unless coreboot adds more to FSP notify, then I feel worth to port. WDYT?