linux-kernel - [PATCH v8 6/7] arm64: dts: allwinner: h6: Add thermal sensor and thermal zones

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Date:   Thu, 19 Dec 2019 09:28:22 -0800
From:   Vasily Khoruzhick <anarsoul@...il.com>
To:     Yangtao Li <tiny.windzz@...il.com>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amit.kucheria@...durent.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Ondřej Jirman <megous@...ous.com>,
        linux-kernel@...r.kernel.org
Cc:     Vasily Khoruzhick <anarsoul@...il.com>
Subject: [PATCH v8 6/7] arm64: dts: allwinner: h6: Add thermal sensor and thermal zones

From: Ondrej Jirman <megous@...ous.com>

There are two sensors, one for CPU, one for GPU.

Signed-off-by: Ondrej Jirman <megous@...ous.com>
Signed-off-by: Vasily Khoruzhick <anarsoul@...il.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 33 ++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 29824081b43b..345a4c851c8d 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/reset/sun50i-h6-ccu.h>
 #include <dt-bindings/reset/sun50i-h6-r-ccu.h>
 #include <dt-bindings/reset/sun8i-de2.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -233,6 +234,12 @@ dma: dma-controller@...2000 {
 		sid: efuse@...6000 {
 			compatible = "allwinner,sun50i-h6-sid";
 			reg = <0x03006000 0x400>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			ths_calibration: thermal-sensor-calibration@14 {
+				reg = <0x14 0x8>;
+			};
 		};
 
 		watchdog: watchdog@...90a0 {
@@ -856,5 +863,31 @@ r_i2c: i2c@...1400 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 		};
+
+		ths: thermal-sensor@...0400 {
+			compatible = "allwinner,sun50i-h6-ths";
+			reg = <0x05070400 0x100>;
+			interrupts = <GIC_SPI 15 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>;
+		};
+	};
+
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&ths 0>;
+		};
+
+		gpu-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&ths 1>;
+		};
 	};
 };
-- 
2.24.1