Furquan Shaikh has uploaded this change for review.
mb/google/poppy/variants: Set pch_trip_temp to 75C
Similar to Soraka, this change sets the pch_trip_temp value to
75C. This is important so that PMC can shutdown the thermal sensor
when CPU is in C-state and DTS temp <= pch_trip_temp.
BUG=b:74089135
Change-Id: Ic46fa0681796b821dfb014ab91734c960df7846a
Signed-off-by: Furquan Shaikh <furquan@google.com>
---
M src/mainboard/google/poppy/variants/baseboard/devicetree.cb
M src/mainboard/google/poppy/variants/nami/devicetree.cb
M src/mainboard/google/poppy/variants/nautilus/devicetree.cb
3 files changed, 9 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/68/24968/1
diff --git a/src/mainboard/google/poppy/variants/baseboard/devicetree.cb b/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
index 76ec693..1027dda 100644
--- a/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
@@ -264,6 +264,9 @@
# Lock Down
register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT"
+ # PCH Trip Temperature in degree C
+ register "pch_trip_temp" = "75"
+
device cpu_cluster 0 on
device lapic 0 on end
end
diff --git a/src/mainboard/google/poppy/variants/nami/devicetree.cb b/src/mainboard/google/poppy/variants/nami/devicetree.cb
index c4aabcf..9d6dcd8 100644
--- a/src/mainboard/google/poppy/variants/nami/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nami/devicetree.cb
@@ -234,6 +234,9 @@
# Lock Down
register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT"
+ # PCH Trip Temperature in degree C
+ register "pch_trip_temp" = "75"
+
device cpu_cluster 0 on
device lapic 0 on end
end
diff --git a/src/mainboard/google/poppy/variants/nautilus/devicetree.cb b/src/mainboard/google/poppy/variants/nautilus/devicetree.cb
index 0f24685..fe4e1fa 100644
--- a/src/mainboard/google/poppy/variants/nautilus/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nautilus/devicetree.cb
@@ -282,6 +282,9 @@
# Lock Down
register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT"
+ # PCH Trip Temperature in degree C
+ register "pch_trip_temp" = "75"
+
device cpu_cluster 0 on
device lapic 0 on end
end
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