Change in coreboot[master]: soc/intel/alderlake: Add support for UFS controller

[Angel Pons (Code Review)]

Attention is currently required from: Subrata Banik, Wonkyu Kim, Kangheui Won, Paul Menzel, Tim Wawrzynczak, Rizwan Qureshi, Meera Ravindranath, Usha P, Felix Held.
Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62856 )

Change subject: soc/intel/alderlake: Add support for UFS controller
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Patch Set 7:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/62856/comment/4d91b186_76738a40 
PS7, Line 15: 2) Hook up FSP enable UPD for UFS #1 to the device from chipset.cb
> Why can’t coreboot enable this controller? Or is it just to make the PCIe(?) device visible?

FSP doesn't just enable the PCI device, it also performs some initialization steps.

Anything to do?