[XS] Change in coreboot[master]: mb/google/rex/variants/ovis: Add basic DTT

[Jakub Czapiga (Code Review)]

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

Jakub Czapiga has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/75580?usp=email )

Change subject: mb/google/rex/variants/ovis: Add basic DTT
......................................................................

mb/google/rex/variants/ovis: Add basic DTT

BUG=b:274421383
TEST=util/abuild/abuild -p none -t google/rex -x -a -b ovis

Change-Id: Ib023f6d6d184f6935a6a454250755502a46b707f
Signed-off-by: Jakub Czapiga 
---
M src/mainboard/google/rex/variants/ovis/overridetree.cb
1 file changed, 5 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/80/75580/1

diff --git a/src/mainboard/google/rex/variants/ovis/overridetree.cb b/src/mainboard/google/rex/variants/ovis/overridetree.cb
index 02129e6..70c0e8d 100644
--- a/src/mainboard/google/rex/variants/ovis/overridetree.cb
+++ b/src/mainboard/google/rex/variants/ovis/overridetree.cb
@@ -59,6 +59,11 @@
    }"

device domain 0 on
+		device ref dtt on
+			chip drivers/intel/dptf
+				device generic 0 alias dptf_policy on end
+			end
+		end
    	device ref pcie_rp11 on
    		# Enable SSD Card PCIE 11 using clk 7
    		register "pcie_rp[PCH_RP(11)]" = "{