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Message-Id: <20230818-ths-h616-v1-3-0e1e058b9c7a@somainline.org>
Date:   Fri, 18 Aug 2023 10:43:18 +0200
From:   Martin Botka <martin.botka@...ainline.org>
To:     Vasily Khoruzhick <anarsoul@...il.com>,
        Yangtao Li <tiny.windzz@...il.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>
Cc:     linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Andre Przywara <andre.przywara@....com>,
        Alan Ma <tech@...u3d.com>,
        Luke Harrison <bttuniversity@...u3d.com>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Martin Botka <martin@...u3d.com>,
        Martin Botka <martin.botka@...ainline.org>
Subject: [PATCH 3/3] arm64: dts: allwinner: h616: Add thermal sensor and
 thermal zones

There are 4 thermal sensors:
- CPU
- GPU
- VE
- DRAM

Add the thermal sensor configuration and thermal zones

Signed-off-by: Martin Botka <martin.botka@...ainline.org>
---
 arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi | 87 ++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
index d549d277d972..063db9634e5f 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
@@ -9,6 +9,7 @@
 #include <dt-bindings/clock/sun6i-rtc.h>
 #include <dt-bindings/reset/sun50i-h616-ccu.h>
 #include <dt-bindings/reset/sun50i-h6-r-ccu.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -138,6 +139,10 @@ sid: efuse@...6000 {
 			reg = <0x03006000 0x1000>;
 			#address-cells = <1>;
 			#size-cells = <1>;
+
+			ths_calibration: thermal-sensor-calibration@14 {
+				reg = <0x14 0x8>;
+			};
 		};
 
 		watchdog: watchdog@...90a0 {
@@ -511,6 +516,18 @@ mdio0: mdio {
 			};
 		};
 
+		ths: thermal-sensor@...0400 {
+			compatible = "allwinner,sun50i-h616-ths";
+			reg = <0x05070400 0x400>;
+			interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_THS>;
+			clock-names = "bus";
+			resets = <&ccu RST_BUS_THS>;
+			nvmem-cells = <&ths_calibration>;
+			nvmem-cell-names = "calibration";
+			#thermal-sensor-cells = <1>;
+		};
+
 		usbotg: usb@...0000 {
 			compatible = "allwinner,sun50i-h616-musb",
 				     "allwinner,sun8i-h3-musb";
@@ -755,4 +772,74 @@ r_rsb: rsb@...3000 {
 			#size-cells = <0>;
 		};
 	};
+
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <500>;
+			polling-delay = <1000>;
+			thermal-sensors = <&ths 2>;
+			sustainable-power = <1000>;
+
+			trips {
+				cpu_threshold: cpu-trip-0 {
+					temperature = <60000>;
+					type = "passive";
+					hysteresis = <0>;
+				};
+				cpu_target: cpu-trip-1 {
+					temperature = <70000>;
+					type = "passive";
+					hysteresis = <0>;
+				};
+				cpu_critical: cpu-trip-2 {
+					temperature = <110000>;
+					type = "critical";
+					hysteresis = <0>;
+				};
+			};
+		};
+
+		gpu-thermal {
+			polling-delay-passive = <500>;
+			polling-delay = <1000>;
+			thermal-sensors = <&ths 0>;
+			sustainable-power = <1100>;
+
+			trips {
+				gpu_temp_critical: gpu-trip-0 {
+					temperature = <110000>;
+					type = "critical";
+					hysteresis = <0>;
+				};
+			};
+		};
+
+		ve-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&ths 1>;
+
+			trips {
+				ve_temp_critical: ve-trip-0 {
+					temperature = <110000>;
+					type = "critical";
+					hysteresis = <0>;
+				};
+			};
+		};
+
+		ddr-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&ths 3>;
+
+			trips {
+				ddr_temp_critical: ddr-trip-0 {
+					temperature = <110000>;
+					type = "critical";
+					hysteresis = <0>;
+				};
+			};
+		};
+	};
 };

-- 
2.41.0

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