Change in coreboot[master]: util/intelp2m: Add support for Alder Lake H macro generation

[Angel Pons (Code Review)]

Attention is currently required from: Michał Żygowski, Maxim Polyakov, Michał Kopeć.
Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/63403 )

Change subject: util/intelp2m: Add support for Alder Lake H macro generation
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Patch Set 2:

(2 comments)

File util/intelp2m/description.md:

https://review.coreboot.org/c/coreboot/+/63403/comment/8d5b681a_d461100c 
PS1, Line 39: AlderLake-H
> From a quick look at Intel docs #618659 and #627075  The GPIO functions are different, the communiti […]

Hmmm, if "cnl" works for both PCH-H and PCH-LP, I don't see why it would be necessary to handle ADL PCH-H separately from ADL PCH-LP.

File util/intelp2m/platforms/adlh/macro.go:

https://review.coreboot.org/c/coreboot/+/63403/comment/1b9402b8_07d0b910 
PS2, Line 20: 	MAX_DW_NUM  = common.MAX_DW_NUM
According to coreboot code, ADL GPIOs have 4 DW registers