linux-kernel - [PATCH v4 3/4] arm64: dts: ti: am654: Add thermal zones

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Message-ID: <20200318082739.9833-4-j-keerthy@ti.com>
Date:   Wed, 18 Mar 2020 13:57:38 +0530
From:   Keerthy <j-keerthy@...com>
To:     <rui.zhang@...el.com>, <robh+dt@...nel.org>,
        <daniel.lezcano@...aro.org>
CC:     <j-keerthy@...com>, <amit.kucheria@...durent.com>,
        <t-kristo@...com>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-pm@...r.kernel.org>,
        <mark.rutland@....com>
Subject: [PATCH v4 3/4] arm64: dts: ti: am654: Add thermal zones

The am654 SoC has three thermal zones namely MPU0, MPU1 and MCU
zones

Signed-off-by: Keerthy <j-keerthy@...com>
---
 .../dts/ti/k3-am654-industrial-thermal.dtsi   | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi

diff --git a/arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi
new file mode 100644
index 000000000000..cdc3d40c3f60
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/thermal/thermal.h>
+
+mpu0_thermal: mpu0_thermal {
+	polling-delay-passive = <250>; /* milliseconds */
+	polling-delay = <500>; /* milliseconds */
+	thermal-sensors = <&wkup_vtm0 0>;
+
+	trips {
+		mpu0_crit: mpu0_crit {
+			temperature = <125000>; /* milliCelsius */
+			hysteresis = <2000>; /* milliCelsius */
+			type = "critical";
+		};
+	};
+};
+
+mpu1_thermal: mpu1_thermal {
+	polling-delay-passive = <250>; /* milliseconds */
+	polling-delay = <500>; /* milliseconds */
+	thermal-sensors = <&wkup_vtm0 1>;
+
+	trips {
+		mpu1_crit: mpu1_crit {
+			temperature = <125000>; /* milliCelsius */
+			hysteresis = <2000>; /* milliCelsius */
+			type = "critical";
+		};
+	};
+};
+
+mcu_thermal: mcu_thermal {
+	polling-delay-passive = <250>; /* milliseconds */
+	polling-delay = <500>; /* milliseconds */
+	thermal-sensors = <&wkup_vtm0 2>;
+
+	trips {
+		mcu_crit: mcu_crit {
+			temperature = <125000>; /* milliCelsius */
+			hysteresis = <2000>; /* milliCelsius */
+			type = "critical";
+		};
+	};
+};
-- 
2.17.1