[S] Change in coreboot[main]: mb/google/geralt: use FW_config for support TAS2563 audio amp

[Rui Zhou (Code Review)]

Attention is currently required from: Hung-Te Lin, Paul Menzel, Yidi Lin, cong yang.

Rui Zhou has posted comments on this change by Rui Zhou. ( https://review.coreboot.org/c/coreboot/+/83287?usp=email )

Change subject: mb/google/geralt: use FW_config for support TAS2563 audio amp
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Patch Set 9:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/83287/comment/e7bab186_c5865623?usp... :
PS9, Line 9: In order to support the judgment of FW_CONFIG, we change the config
           : GERALT_USE_MAX98390 to FW_CONFIG and add the relevant configuration
           : of devicetree. In addition, we delete the unused GERALT_USE_MAX98390.
> Use FW_CONFIG to differentiate MAX98390 and TAS2563. […]

Done