[XS] Change in coreboot[master]: mb/google/rex: Enable audio BT offload on rex soundwire device

[Uday Bhat (Code Review)]

Attention is currently required from: Jakub Czapiga, Kapil Porwal, Subrata Banik, Tarun Tuli.

Hello Jakub Czapiga, Kapil Porwal, Subrata Banik, Tarun Tuli, build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/75924?usp=email

to look at the new patch set (#7).

Change subject: mb/google/rex: Enable audio BT offload on rex soundwire device
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mb/google/rex: Enable audio BT offload on rex soundwire device

This patch enables BT offload feature on rex soundwire device over SSP1.

BT mode is selected via FW_CONFIG and corresponding VGPIOs are
programmed.

BUG=b:275538390
TEST=build and verify BT offload on rex soundwire device

Change-Id: I99df78787d9f54c91bcedf6f70352890a715cdb3
Signed-off-by: Uday M Bhat 
---
M src/mainboard/google/rex/variants/rex0/fw_config.c
M src/mainboard/google/rex/variants/rex0/variant.c
2 files changed, 6 insertions(+), 3 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/24/75924/7