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authorDuncan Laurie <dlaurie@chromium.org>2016-12-16 08:01:09 -0800
committerDuncan Laurie <dlaurie@chromium.org>2016-12-16 23:18:40 +0100
commit690831d148edd04da14204211cb1c83cb12b1ba6 (patch)
tree2feaea5517cafa4cf397bce5c32ae150c9a44369
parent698b3876cc1d17b2aa5e1c7d0e20794c60b801bc (diff)
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google/eve: Set throttle offset to 10 degrees
Set the thermal throttle (prochot) activation to be 10 degrees below TJmax so PROCHOT# kicks in at 90C instead of 100C. BUG=chrome-os-partner:58666 TEST=boot on eve, check msr value before and after resume: > iotools rdmsr 1 0x1a2 0x000000000a6400e6 > echo mem > /sys/power/state > iotools rdmsr 1 0x1a2 0x000000000a6400e6 Change-Id: I3ab3a050a1e27c18a940bd7519eabaf015ef93eb Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://review.coreboot.org/17901 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
-rw-r--r--src/mainboard/google/eve/devicetree.cb1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/google/eve/devicetree.cb b/src/mainboard/google/eve/devicetree.cb
index efcadd2a569e..6e709b7e5af9 100644
--- a/src/mainboard/google/eve/devicetree.cb
+++ b/src/mainboard/google/eve/devicetree.cb
@@ -187,6 +187,7 @@ chip soc/intel/skylake
register "speed_shift_enable" = "1"
register "dptf_enable" = "1"
register "tdp_pl2_override" = "7"
+ register "tcc_offset" = "10"
device cpu_cluster 0 on
device lapic 0 on end