[XL] Change in coreboot[main]: soc/intel/ptl: Add GPIOs for Panther Lake SOC

[Cliff Huang (Code Review)]

Attention is currently required from: Anil Kumar K, Bora Guvendik, Elyes Haouas, Jamie Ryu, Jérémy Compostella, Kapil Porwal, Paul Menzel, Pranava Y N, Ravishankar Sarawadi, Saurabh Mishra, Subrata Banik, Wonkyu Kim.

Cliff Huang has posted comments on this change by Cliff Huang. ( https://review.coreboot.org/c/coreboot/+/83789?usp=email )

Change subject: soc/intel/ptl: Add GPIOs for Panther Lake SOC
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Patch Set 48:

(1 comment)

File src/soc/intel/pantherlake/Kconfig:

https://review.coreboot.org/c/coreboot/+/83789/comment/a7d648d6_c89e960f?usp... :
PS17, Line 263: 	  Since Lunarlake, OS pinctrl no long provides SOC GPIO pincntrl info.
              : 	  Rather, firmware is responsible for providing such info via APCI.
              : 	  Firmware can provide entire PADs or excluding those non GPP_[group]_[number]
              : 	  at the end of each community.
> Subrata, Can you download Panther Lake SOC I/O BIOS Specification 830617_PTL_SOC_BIOS_Spec_Rev0p4. […]

Subrata,

Can you also reference the changes on the kernel side?

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/dr...

thx