[L] Change in coreboot[master]: mb/google/hades: Add variant device tree

[Eric Lai (Code Review)]

Attention is currently required from: Tarun Tuli, Ivy Jian.

Hello Tarun Tuli, Ivy Jian,

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

https://review.coreboot.org/c/coreboot/+/73838

to look at the new patch set (#2).

Change subject: mb/google/hades: Add variant device tree
......................................................................

mb/google/hades: Add variant device tree

Follow 03_16 schematic to add the device tree.

BUG=b:272816611
TEST=abuild -a -x -c max -p none -t google/brya -b hades

Signed-off-by: Eric Lai 
Change-Id: I85a05fec816954fd3408feccae84e0b9860ecdc0
---
M src/mainboard/google/brya/Kconfig.name
M src/mainboard/google/brya/variants/hades/overridetree.cb
2 files changed, 383 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/38/73838/2