From ad73611d2c42815d123e81f8f89fb42b3c6f24fd Mon Sep 17 00:00:00 2001
From: Esteban Blanc <eblanc@baylibre.com>
Date: Fri, 21 Mar 2025 09:21:04 +0000
Subject: [PATCH 1/2] BL_INTERNAL: arm64: dts: mediatek: mt8365: add thermal
zone support
This adds the thermal-zones and thermal sensor nodes for mt8365
Signed-off-by: Esteban Blanc <eblanc@baylibre.com>
---
arch/arm64/boot/dts/mediatek/mt8365.dtsi | 133 +++++++++++++++++++++++
1 file changed, 133 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8365.dtsi b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
index fdd570ca2d209..d016fe1f6c0f6 100644
--- a/arch/arm64/boot/dts/mediatek/mt8365.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
@@ -13,6 +13,7 @@
#include <dt-bindings/memory/mediatek,mt8365-larb-port.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/power/mediatek,mt8365-power.h>
+#include <dt-bindings/thermal/thermal.h>
/ {
compatible = "mediatek,mt8365";
@@ -267,6 +268,96 @@ clk26m: oscillator {
clock-output-names = "clk26m";
};
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <1000>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&thermal 0>;
+
+ trips {
+ threshold: trip-point0 {
+ temperature = <65000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ target: trip-point1 {
+ temperature = <80000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_crit: cpu_crit0 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&threshold>;
+ cooling-device =
+ <&cpu0
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>,
+ <&cpu1
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>,
+ <&cpu2
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>,
+ <&cpu3
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>;
+ contribution = <100>;
+ };
+
+ map1 {
+ trip = <&target>;
+ cooling-device =
+ <&cpu0
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>,
+ <&cpu1
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>,
+ <&cpu2
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>,
+ <&cpu3
+ THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>;
+ contribution = <100>;
+ };
+ };
+ };
+
+ tzts1: tzts1 {
+ polling-delay-passive = <0>;
+ polling-delay = <0>;
+ thermal-sensors = <&thermal 1>;
+ trips {};
+ cooling-maps {};
+ };
+
+ tzts2: tzts2 {
+ polling-delay-passive = <0>;
+ polling-delay = <0>;
+ thermal-sensors = <&thermal 2>;
+ trips {};
+ cooling-maps {};
+ };
+
+ tzts3: tzts3 {
+ polling-delay-passive = <0>;
+ polling-delay = <0>;
+ thermal-sensors = <&thermal 3>;
+ trips {};
+ cooling-maps {};
+ };
+ };
+
psci {
compatible = "arm,psci-1.0";
method = "smc";
@@ -560,6 +651,48 @@ uart2: serial@11004000 {
status = "disabled";
};
+ efuse: efuse@11c50000 {
+ compatible = "mediatek,mt8365-efuse", "mediatek,efuse";
+ reg = <0 0x11c50000 0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ svs_calibration: calib@580 {
+ reg = <0x580 0x20>;
+ };
+
+ power_leakage: leakage@cd4 {
+ reg = <0xcd4 0x4>;
+ };
+
+ thermal_calibration: calib@180 {
+ reg = <0x180 0xc>;
+ };
+ };
+
+ auxadc: adc@11001000 {
+ compatible = "mediatek,mt8365-auxadc",
+ "mediatek,mt8173-auxadc";
+ reg = <0 0x11001000 0 0x1000>;
+ clocks = <&infracfg CLK_IFR_AUXADC>;
+ clock-names = "main";
+ #io-channel-cells = <1>;
+ };
+
+ thermal: thermal@1100b000 {
+ compatible = "mediatek,mt8365-thermal";
+ reg = <0 0x1100b000 0 0x1000>;
+ interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&infracfg CLK_IFR_THERM>,
+ <&infracfg CLK_IFR_AUXADC>;
+ clock-names = "therm", "auxadc";
+ mediatek,auxadc = <&auxadc>;
+ mediatek,apmixedsys = <&apmixedsys>;
+ nvmem-cells = <&thermal_calibration>;
+ nvmem-cell-names = "calibration-data";
+ #thermal-sensor-cells = <1>;
+ };
+
pwm: pwm@11006000 {
compatible = "mediatek,mt8365-pwm";
reg = <0 0x11006000 0 0x1000>;
--
GitLab
From 3a06341853d43cd8c69aa2328da86815f3fbd0c6 Mon Sep 17 00:00:00 2001
From: Esteban Blanc <eblanc@baylibre.com>
Date: Fri, 21 Mar 2025 09:23:45 +0000
Subject: [PATCH 2/2] ANDROID: add support for thermal on mt8365
Adds the MT6577_AUXADC and MTK_SOC_THERMAL drivers used by mt8365.
Signed-off-by: Esteban Blanc <eblanc@baylibre.com>
---
BUILD.bazel | 2 ++
arch/arm64/configs/mtk_gki.fragment | 7 +++++++
2 files changed, 9 insertions(+)
diff --git a/BUILD.bazel b/BUILD.bazel
index 2ca2e085fa60e..7b20970472410 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -1364,6 +1364,7 @@ _MTK_MODULE_OUTS = [
"drivers/gpu/drm/vkms/vkms.ko",
"drivers/i2c/busses/i2c-mt65xx.ko",
"drivers/iio/adc/mt6359-auxadc.ko",
+ "drivers/iio/adc/mt6577_auxadc.ko",
"drivers/input/touchscreen/goodix_ts.ko",
"drivers/iommu/mtk_iommu.ko",
"drivers/irqchip/irq-mtk-sysirq.ko",
@@ -1406,6 +1407,7 @@ _MTK_MODULE_OUTS = [
"drivers/spmi/spmi-mtk-pmif.ko",
"drivers/tee/optee/optee.ko",
"drivers/tee/tee.ko",
+ "drivers/thermal/mediatek/auxadc_thermal.ko",
"drivers/tty/serial/8250/8250_mtk.ko",
"drivers/usb/common/usb-conn-gpio.ko",
"drivers/usb/host/xhci-mtk-hcd.ko",
diff --git a/arch/arm64/configs/mtk_gki.fragment b/arch/arm64/configs/mtk_gki.fragment
index d8754612a07e4..107a9169b9a18 100644
--- a/arch/arm64/configs/mtk_gki.fragment
+++ b/arch/arm64/configs/mtk_gki.fragment
@@ -113,6 +113,7 @@ CONFIG_DMABUF_HEAPS_SYSTEM=m
# Analog to digital converters
#
CONFIG_MEDIATEK_MT6359_AUXADC=m
+CONFIG_MEDIATEK_MT6577_AUXADC=m
#
# Clock driver for MediaTek SoC
@@ -136,6 +137,12 @@ CONFIG_MTK_SOCINFO=m
#
CONFIG_NVMEM_MTK_EFUSE=m
+#
+# Thermal
+#
+CONFIG_MTK_THERMAL=m
+CONFIG_MTK_SOC_THERMAL=m
+
#
# MediaTek PM Domains
#
--
GitLab