[S] Change in coreboot[main]: mb/google/nissa/var/anraggar: force audio mute to avoid screen flick

[Simon Yang (Code Review)]

Attention is currently required from: Dinesh Gehlot, Eric Lai, Jayvik Desai, Jianeng Ceng, Kapil Porwal, Nick Vaccaro, Rishika Raj, Shou-Chieh Hsu, Simon Yang.

Hello Dinesh Gehlot, Eric Lai, Jayvik Desai, Jianeng Ceng, Kapil Porwal, Nick Vaccaro, Rishika Raj, Shou-Chieh Hsu, Subrata Banik, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/84098?usp=email

to look at the new patch set (#4).

The following approvals got outdated and were removed:
Verified+1 by build bot (Jenkins)

Change subject: mb/google/nissa/var/anraggar: force audio mute to avoid screen flick
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mb/google/nissa/var/anraggar: force audio mute to avoid screen flick

Panel CSOT MNB601LS1-3 will flicker once during enter Chrome login screen, it is because it inserts 12 blank frames if it receives the unmute in VB-ID.

Always override the mute in VB-ID to avoid Tcon EC detected the audiomute_flag change.

BUG:b=357764688
BRANCH=firmware-nissa-15217.B
TEST:Verfied on Anraggar and cannot reproduce the issue

Change-Id: I711dfd0803440e4b04f02849fed529c3872e023d
Signed-off-by: Simon Yang 
---
M src/mainboard/google/brya/variants/anraggar/variant.c
1 file changed, 23 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/98/84098/4