[XS] Change in coreboot[master]: mb/google/rex/variants/ovis: Add display configuration

[Jakub Czapiga (Code Review)]

Attention is currently required from: Kapil Porwal, Paul Menzel, Subrata Banik, Tarun Tuli.

Jakub Czapiga has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75579?usp=email )

Change subject: mb/google/rex/variants/ovis: Add display configuration
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Patch Set 9:

(4 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/75579/comment/d09f250b_efc929bd :
PS1, Line 7: configurarion
> configuration

Done

https://review.coreboot.org/c/coreboot/+/75579/comment/65fbd49e_28f2cdee :
PS1, Line 8:
> Please elaborate.

Done

File src/mainboard/google/rex/variants/ovis/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/75579/comment/3d431b2c_45d4f725 :
PS1, Line 22: DDI_ENABLE_HPD
> please make sure u have taken care of the GPIO programming as well.

I think all GPIOs are configured correctly now - or at least they are matching the mapping document, so everything should be fine.

File src/mainboard/google/rex/variants/ovis/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/75579/comment/7bbfbfa9_cc24e151 :
PS5, Line 184: device ref ipu on end
> can we submit a separate CL for this ?

I removed it for now. I will prepare appropriate patch when it's needed.