[coreboot-gerrit] Change in coreboot[master]: mb/google/poppy/variants/soraka: Set PCH thermal trip point as 75 deg...

[Subrata Banik (Code Review)]

Subrata Banik has uploaded this change for review. ( https://review.coreboot.org/22628

Change subject: mb/google/poppy/variants/soraka: Set PCH thermal trip point as 75 degreeC
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mb/google/poppy/variants/soraka: Set PCH thermal trip point as 75 degreeC

PMC logic shuts down the thermal sensor when CPU is in a C-state and
DTS Temp <= Low Temp Threshold in case Dynamic Thermal Shutdown in
S0ix is enabled.

BUG=b:69110373
BRANCH=none
TEST=Ensures Thermal Device(B0: D20: F2) TSPM offset 0x1c[LTT (8:0)]
value is 0xFA.

Change-Id: I6246300a4376a0194950d4de277af040b10b6c1f
Signed-off-by: Subrata Banik 
---
M src/mainboard/google/poppy/variants/soraka/devicetree.cb
1 file changed, 3 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/28/22628/1

diff --git a/src/mainboard/google/poppy/variants/soraka/devicetree.cb b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
index 14c2b06..db3f2a2 100644
--- a/src/mainboard/google/poppy/variants/soraka/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
@@ -265,6 +265,9 @@
    # 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