tigerlake: enable DPTF functionality for volteer
Enable DPTF functionality for volteer platform
BRANCH=None
BUG=b:149722146
TEST=Built and tested on volteer system
Change-Id: I385fb409ccd291d97369295ff99f21c9430880f9
Signed-off-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41427
Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com>
Reviewed-by: Caveh Jalali <caveh@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
index 5d5dcc4..25b42c7 100644
--- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
@@ -170,6 +170,16 @@
# Enable S0ix
register "s0ix_enable" = "1"
+ # Enable DPTF
+ register "dptf_enable" = "1"
+
+ register "power_limits_config" = "{
+ .tdp_pl1_override = 15,
+ .tdp_pl2_override = 60,
+ }"
+
+ register "Device4Enable" = "1"
+
# Intel Common SoC Config
#+-------------------+---------------------------+
#| Field | Value |