[XS] Change in coreboot[main]: mb/google/brox: Disable c1 state auto-demotion

[Ashish Kumar Mishra (Code Review)]

Ashish Kumar Mishra has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/82104?usp=email )

Change subject: mb/google/brox: Disable c1 state auto-demotion
......................................................................

mb/google/brox: Disable c1 state auto-demotion

Disable c1 state auto-demotion support for brox

BUG=None
BRANCH=None
TEST=Boot brox and verify in fsp debug logs

Change-Id: I18d40cd721d46fce4702cf1a943583cd41c03cf4
Signed-off-by: Ashish Kumar Mishra 
---
M src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb
1 file changed, 3 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/04/82104/1

diff --git a/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb b/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb
index f901db9..89c714d 100644
--- a/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb
+++ b/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb
@@ -21,6 +21,9 @@
    # seen on J0 and Q0 SKUs
    register "disable_package_c_state_demotion" = "1"

+	# Disable C1 state auto-demotion for all brox baseboards
+	register "disable_c1_state_auto_demotion" = "1"
+
    # DPTF enable
    register "dptf_enable" = "1"