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, Lean Sheng Tan, 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 21:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/60405/comment/ceff4fce_fc863f9a 
PS19, Line 7: soc/intel/common/block/notify: Implement coreboot notify native driver
> Here is my motivation apart from what Arthur, Angel and Sheng had mentioned. […]

Thanks for views.. my worry part is, if you switch off the FSP Notify code, and enables coreboot native code in this regard, then we might end-up loose changes if SOC team adds in the FSP notify API though the changes are optional. My concern is with respect to maintenance.