[coreboot-gerrit] [M] Change in coreboot[main]: mb/google/dedede/var/boxy: Add wait for HPD function

[Joey Peng (Code Review)]

Attention is currently required from: Derek Huang.

Hello Derek Huang, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/78146?usp=email

to look at the new patch set (#5).

Change subject: mb/google/dedede/var/boxy: Add wait for HPD function
......................................................................

mb/google/dedede/var/boxy: Add wait for HPD function

Boxy project need to wait for HPD ready to continue boot in ramstage to
avoid no display in DEV screen and recovery screen

BUG=b:303346324
TEST=Both type-c ports can display in DEV screen and recovery screen

Signed-off-by: Joey Peng 
Change-Id: I208fdf8234886b2ef43a4b972e6682892238e8e9
---
M src/mainboard/google/dedede/mainboard.c
M src/mainboard/google/dedede/variants/baseboard/include/baseboard/variants.h
M src/mainboard/google/dedede/variants/boxy/ramstage.c
3 files changed, 56 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/46/78146/5