[S] Change in coreboot[main]: mb/google/brya: Add support to get sku ID

[Subrata Banik (Code Review)]

Attention is currently required from: Aamir Bohra, Dinesh Gehlot, Eric Lai, Jayvik Desai, Kapil Porwal, Nick Vaccaro.

Subrata Banik has posted comments on this change by Aamir Bohra. ( https://review.coreboot.org/c/coreboot/+/86599?usp=email )

Change subject: mb/google/brya: Add support to get sku ID
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Patch Set 3:

(1 comment)

Patchset:

PS2:
> > > in that case, can you implement sku_id() inside cros_ec file itself so you don't need to implement per board basic ? and use some smart method to call into ADC PIN when CONFIG_SKUID_VIA_CHROMEEC vs CONFIG_SKUID_VIA_ADC_PIN.
>
> IIUC, cros_ec hosts the ec<->host APIs, Since sku_id is specific to mainboards and allows to define mainboard specific SKU ID mechanisms, this can be implemented per board.
> > > In any case, you need a better commit msg, the current code doesn't convey what you are trying to achieve
>
> Agree, updated the commit, PTAL.

you can always push code into some common directory like vendor to implement a common API that works for CrOS specific implementation rather duplicating one api across different main boards.