From 0d37fcb0040ab27ce8a3ee59224aa3389e5f57b4 Mon Sep 17 00:00:00 2001
From: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Date: Mon, 3 May 2021 22:46:34 +0530
Subject: mb/google/brya: enable DPTF functionality for brya

Enable DPTF functionality for Alder Lake based brya

BRANCH=None
BUG=b:188028732
TEST=Built and tested on brya board

Change-Id: I33266c85aa30869466034ccbab04a3c7820ae2b0
Signed-off-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52859
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
---
 src/mainboard/google/brya/Kconfig                  |  1 +
 .../google/brya/variants/baseboard/devicetree.cb   |  8 +++
 .../google/brya/variants/brya0/overridetree.cb     | 79 ++++++++++++++++++++++
 3 files changed, 88 insertions(+)

diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index a910cc7a23..faa533544c 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -5,6 +5,7 @@ config BOARD_GOOGLE_BASEBOARD_BRYA
 	select DRIVERS_I2C_HID
 	select DRIVERS_GENERIC_MAX98357A
 	select DRIVERS_I2C_SX9324
+	select DRIVERS_INTEL_DPTF
 	select DRIVERS_INTEL_PMC
 	select DRIVERS_SPI_ACPI
 	select DRIVERS_WIFI_GENERIC
diff --git a/src/mainboard/google/brya/variants/baseboard/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/devicetree.cb
index e7a6ed3994..16678cb816 100644
--- a/src/mainboard/google/brya/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/brya/variants/baseboard/devicetree.cb
@@ -17,6 +17,14 @@ chip soc/intel/alderlake
         # S0ix enable
         register "s0ix_enable" = "1"
 
+	# DPTF enable
+	register "dptf_enable" = "1"
+
+	register "power_limits_config" = "{
+		.tdp_pl1_override = 15,
+		.tdp_pl2_override = 55,
+	}"
+
 	# This disabled autonomous GPIO power management, otherwise
 	# old cr50 FW only supports short pulses; need to clarify
 	# the minimum PCH IRQ pulse width with Intel, b/180111628
diff --git a/src/mainboard/google/brya/variants/brya0/overridetree.cb b/src/mainboard/google/brya/variants/brya0/overridetree.cb
index b5679c82d7..f56b8d68b9 100644
--- a/src/mainboard/google/brya/variants/brya0/overridetree.cb
+++ b/src/mainboard/google/brya/variants/brya0/overridetree.cb
@@ -6,6 +6,85 @@ chip soc/intel/alderlake
 	register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB3/2 Type A MLB port
 
 	device domain 0 on
+		device ref dtt on
+			chip drivers/intel/dptf
+				## sensor information
+				register "options.tsr[0].desc" = ""DRAM""
+				register "options.tsr[1].desc" = ""Charger""
+
+				# TODO: below values are initial reference values only
+				## Active Policy
+				register "policies.active" = "{
+					[0] = {
+						.target = DPTF_CPU,
+						.thresholds = {
+								TEMP_PCT(85, 90),
+								TEMP_PCT(80, 80),
+								TEMP_PCT(75, 70),
+						}
+					}
+				}"
+
+				## 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 = 15000,
+							.time_window_min = 28 * MSECS_PER_SEC,
+							.time_window_max = 32 * MSECS_PER_SEC,
+							.granularity = 200,
+						},
+					.pl2 = {
+							.min_power = 55000,
+							.max_power = 55000,
+							.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 }
+				}"
+
+				## Fan Performance Control (Percent, Speed, Noise, Power)
+				register "controls.fan_perf" = "{
+					[0] = {  90, 6700, 220, 2200, },
+					[1] = {  80, 5800, 180, 1800, },
+					[2] = {  70, 5000, 145, 1450, },
+					[3] = {  60, 4900, 115, 1150, },
+					[4] = {  50, 3838,  90,  900, },
+					[5] = {  40, 2904,  55,  550, },
+					[6] = {  30, 2337,  30,  300, },
+					[7] = {  20, 1608,  15,  150, },
+					[8] = {  10,  800,  10,  100, },
+					[9] = {   0,    0,   0,   50, }
+				}"
+
+				## Fan options
+				register "options.fan.fine_grained_control" = "1"
+				register "options.fan.step_size" = "2"
+
+				device generic 0 on end
+			end
+		end
 		device ref cnvi_wifi on
 			chip drivers/wifi/generic
 				register "wake" = "GPE0_PME_B0"
-- 
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