diff --git a/src/mainboard/google/brya/variants/nivviks/overridetree.cb b/src/mainboard/google/brya/variants/nivviks/overridetree.cb
index 3edc00e562..ee3225be85 100644
--- a/src/mainboard/google/brya/variants/nivviks/overridetree.cb
+++ b/src/mainboard/google/brya/variants/nivviks/overridetree.cb
@@ -51,6 +51,55 @@ chip soc/intel/alderlake
 	}"
 
 	device domain 0 on
+		device ref dtt on
+			chip drivers/intel/dptf
+				## sensor information
+				register "options.tsr[0].desc" = ""Memory""
+				register "options.tsr[1].desc" = ""Charger""
+
+				# TODO: below values are initial reference values only
+				## Passive Policy
+				register "policies.passive" = "{
+					[0] = DPTF_PASSIVE(CPU,         CPU,           95, 5000),
+					[1] = DPTF_PASSIVE(CPU,         TEMP_SENSOR_0, 75, 5000),
+					[2] = DPTF_PASSIVE(CHARGER,     TEMP_SENSOR_1, 75, 5000),
+				}"
+
+				## Critical Policy
+				register "policies.critical" = "{
+					[0] = DPTF_CRITICAL(CPU,               105, SHUTDOWN),
+					[1] = DPTF_CRITICAL(TEMP_SENSOR_0,      85, SHUTDOWN),
+					[2] = DPTF_CRITICAL(TEMP_SENSOR_1,      85, SHUTDOWN),
+				}"
+
+				register "controls.power_limits" = "{
+					.pl1 = {
+							.min_power = 3000,
+							.max_power = 6000,
+							.time_window_min = 28 * MSECS_PER_SEC,
+							.time_window_max = 32 * MSECS_PER_SEC,
+							.granularity = 200
+						},
+					.pl2 = {
+							.min_power = 25000,
+							.max_power = 25000,
+							.time_window_min = 28 * MSECS_PER_SEC,
+							.time_window_max = 32 * MSECS_PER_SEC,
+							.granularity = 1000
+						}
+				}"
+
+				## Charger Performance Control (Control, mA)
+				register "controls.charger_perf" = "{
+					[0] = { 255, 1700 },
+					[1] = {  24, 1500 },
+					[2] = {  16, 1000 },
+					[3] = {   8,  500 }
+				}"
+
+				device generic 0 on end
+			end
+		end
 		device ref ipu on
 			chip drivers/intel/mipi_camera
 				register "acpi_uid" = "0x50000"