[S] Change in coreboot[main]: mb/google/nissa: Add Vccin Aux Imon Iccmax setting

[Simon Yang (Code Review)]

Attention is currently required from: Daniel Peng, Derek Huang, Dinesh Gehlot, Eric Lai, Kapil Porwal, Nick Vaccaro, Rishika Raj, Subrata Banik, Sumeet R Pawnikar.

Simon Yang has posted comments on this change by Simon Yang. ( https://review.coreboot.org/c/coreboot/+/82682?usp=email )

Change subject: mb/google/nissa: Add Vccin Aux Imon Iccmax setting
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Patch Set 7:

(2 comments)

This change is ready for review.

Patchset:

PS6:
> Please split this into two cls […]

done in https://review.coreboot.org/c/coreboot/+/83725

File src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb:

https://review.coreboot.org/c/coreboot/+/82682/comment/cdb2dc13_89182367?usp... :
PS4, Line 96: 	# Vccin Aux Imon Iccmax
            : 	register "vccin_aux_imon_iccmax" = "27000" # 27A
> We also need this for trulo. […]

I have modified the code to ensure if we don't have vccin_aux_imon_iccmax configured in the device tree, the value will remain in 27000(27A)