Furquan Shaikh has uploaded this change for review. ( https://review.coreboot.org/24968
Change subject: mb/google/poppy/variants: Set pch_trip_temp to 75C ......................................................................
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