Subrata Banik submitted this change.

View Change

Approvals: Peter Ou: Looks good to me, but someone else must approve build bot (Jenkins): Verified Subrata Banik: Looks good to me, approved
mb/google/rex/var/rex: Set TCC to 100°C

Set tcc_offset value to 10 in devicetree for Thermal Control
Circuit (TCC) activation feature for rex.

BUG=b:270664854
TEST=Build, boot and test on rex with value under sysfs
/sys/bus/pci/devices/0000:00:04.0/tcc_offset_degree_celsius

Change-Id: I9012984016ab3213102214025d6d8dc07c5d8974
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79992
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Peter Ou <peter.ou@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
M src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
1 file changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb b/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
index 9f86840..58c1719 100644
--- a/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
+++ b/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
@@ -45,6 +45,9 @@
# DPTF enable
register "dptf_enable" = "1"

+ # Setting TCC of 100C = Tj max (110) - TCC_Offset (10)
+ register "tcc_offset" = "10"
+
# Enable CNVi BT
register "cnvi_bt_core" = "true"


To view, visit change 79992. To unsubscribe, or for help writing mail filters, visit settings.

Gerrit-Project: coreboot
Gerrit-Branch: main
Gerrit-Change-Id: I9012984016ab3213102214025d6d8dc07c5d8974
Gerrit-Change-Number: 79992
Gerrit-PatchSet: 4
Gerrit-Owner: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Gerrit-Reviewer: Dinesh Gehlot <digehlot@google.com>
Gerrit-Reviewer: Eran Mitrani <mitrani@google.com>
Gerrit-Reviewer: Jakub Czapiga <czapiga@google.com>
Gerrit-Reviewer: Kapil Porwal <kapilporwal@google.com>
Gerrit-Reviewer: Peter Ou <peter.ou@quanta.corp-partner.google.com>
Gerrit-Reviewer: Subrata Banik <subratabanik@google.com>
Gerrit-Reviewer: Tarun <tstuli@gmail.com>
Gerrit-Reviewer: build bot (Jenkins) <no-reply@coreboot.org>
Gerrit-Reviewer: yunhao wang <wangyunhao@huaqin.corp-partner.google.com>
Gerrit-MessageType: merged