[S] Change in coreboot[master]: mb/google/rex/var/karis: Add audio codec ALC5650

[Tyler Wang (Code Review)]

Attention is currently required from: David Wu, Eran Mitrani, Eric Lai, Jakub Czapiga, Kapil Porwal, Subrata Banik, Tarun, Tarun Tuli.

Tyler Wang has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/77360?usp=email )

Change subject: mb/google/rex/var/karis: Add audio codec ALC5650
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Patch Set 11:

(1 comment)

This change is ready for review.

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

https://review.coreboot.org/c/coreboot/+/77360/comment/2840a4a5_bca75619 :
PS8, Line 2: field AUDIO 3 4
           : 		option ALC5650_NO_AMP_I2S	0
> do we plan to use any other codec ? […]

Done. Split this CL to 2 CLs:
1.Add audio codec ALC5650
2.Drop unused audio codecs and amplifiers

Will update fw_config afterward, thanks.