From: Roan van Dijk <roan@protonic.nl>
Date: Mon, 3 Feb 2025 08:58:19 +0000 (+0100)
Subject: ARM: dts: stm32: Add thermal support for STM32MP131
X-Git-Tag: v6.15-rc1~159^2~14^2~21
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d5a79bf998dca1d51f6938f236e14f53be38628a;p=thirdparty%2Flinux.git

ARM: dts: stm32: Add thermal support for STM32MP131

Add thermal zone configuration and sensor node for STM32MP131 SoC.

Signed-off-by: Roan van Dijk <roan@protonic.nl>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/r/20250203085820.609176-4-o.rempel@pengutronix.de
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
---

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index 0019d12c3d3dd..8512a6e46b330 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -100,6 +100,31 @@
 		always-on;
 	};
 
+	thermal-zones {
+		cpu_thermal: cpu-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&dts>;
+
+			trips {
+				cpu_alert1: cpu-alert1 {
+					temperature = <85000>;
+					hysteresis = <0>;
+					type = "passive";
+				};
+
+				cpu-crit {
+					temperature = <120000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+			};
+		};
+	};
+
 	soc {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -919,6 +944,16 @@
 			};
 		};
 
+		dts: thermal@50028000 {
+			compatible = "st,stm32-thermal";
+			reg = <0x50028000 0x100>;
+			interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&rcc DTS>;
+			clock-names = "pclk";
+			#thermal-sensor-cells = <0>;
+			status = "disabled";
+		};
+
 		mdma: dma-controller@58000000 {
 			compatible = "st,stm32h7-mdma";
 			reg = <0x58000000 0x1000>;