[S] Change in coreboot[main]: mb/google/nissa/var/anraggar: Config DP AUX BIAS according to fw_config

[Weimin Wu (Code Review)]

Attention is currently required from: Dolan Liu, Jianeng Ceng, Kapil Porwal, Nick Vaccaro, Subrata Banik, Weimin Wu.

Hello Dolan Liu, Eric Lai, Jianeng Ceng, Kapil Porwal, Nick Vaccaro, Subrata Banik, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/80259?usp=email

to look at the new patch set (#8).

Change subject: mb/google/nissa/var/anraggar: Config DP AUX BIAS according to fw_config
......................................................................

mb/google/nissa/var/anraggar: Config DP AUX BIAS according to fw_config

EVT mini-build changes redriver IC from PS8745 to ANX7493, the
ANX7493 not support DP AUX BIAS, so connects DP AUX BIAS
of DB to SOC directly, add DB_AUX_BIAS bit field to fw_config
for compatibility.

BUG=b:320235566
TEST=DP function of MB and DB workable

Change-Id: I53974ec7444912a63d0fe0a9303c9e5d6941f68d
Signed-off-by: Weimin Wu 
---
M src/mainboard/google/brya/variants/anraggar/overridetree.cb
M src/mainboard/google/brya/variants/anraggar/variant.c
2 files changed, 34 insertions(+), 15 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/59/80259/8