mb/facebook/monolith: Enable SpeedStep and DPTF
BUG=N/A
TEST=tested using fwts on facebook monolith.
Change-Id: Ia3dd195f887055448d42a7584e2c88322f0ec44b
Signed-off-by: Wim Vervoorn <wvervoorn@eltan.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38131
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/mainboard/facebook/monolith/devicetree.cb b/src/mainboard/facebook/monolith/devicetree.cb
index 4a34cab..399d9afc 100644
--- a/src/mainboard/facebook/monolith/devicetree.cb
+++ b/src/mainboard/facebook/monolith/devicetree.cb
@@ -20,10 +20,14 @@
# LPC serial IRQ
register "serirq_mode" = "SERIRQ_CONTINUOUS"
- # Enable "Intel Speed Shift Technology"
+ # "Intel SpeedStep Technology"
+ register "eist_enable" = "1"
+
+ # "Intel Speed Shift Technology"
register "speed_shift_enable" = "1"
- register "dptf_enable" = "0"
+ # DPTF
+ register "dptf_enable" = "1"
# FSP Configuration
register "EnableAzalia" = "1"