linux-kernel - [PATCH 4/6] ARM: tegra: Add soctherm and thermal zones to Tegra124 device tree

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Message-ID: <1403856699-2140-5-git-send-email-mperttunen@nvidia.com>
Date:	Fri, 27 Jun 2014 11:11:37 +0300
From:	Mikko Perttunen <mperttunen@...dia.com>
To:	<rui.zhang@...el.com>, <edubezval@...il.com>,
	<swarren@...dotorg.org>, <thierry.reding@...il.com>,
	<pdeschrijver@...dia.com>, <mlongnecker@...dia.com>
CC:	<linux-pm@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	Mikko Perttunen <mperttunen@...dia.com>
Subject: [PATCH 4/6] ARM: tegra: Add soctherm and thermal zones to Tegra124 device tree

This adds the soctherm thermal sensing and management unit to the
Tegra124 device tree along with the four thermal zones it exports.

Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
---
 arch/arm/boot/dts/tegra124.dtsi | 48 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index d675186..853627f 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -2,6 +2,7 @@
 #include <dt-bindings/gpio/tegra-gpio.h>
 #include <dt-bindings/pinctrl/pinctrl-tegra.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/thermal/tegra124-soctherm.h>
 
 #include "skeleton.dtsi"
 
@@ -724,6 +725,53 @@
 		status = "disabled";
 	};
 
+	thermal-zones {
+		cpu {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+
+			thermal-sensors =
+				<&soctherm TEGRA124_SOCTHERM_SENSOR_CPU>;
+		};
+
+		mem {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+
+			thermal-sensors =
+				<&soctherm TEGRA124_SOCTHERM_SENSOR_MEM>;
+		};
+
+		gpu {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+
+			thermal-sensors =
+				<&soctherm TEGRA124_SOCTHERM_SENSOR_GPU>;
+		};
+
+		pllx {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+
+			thermal-sensors =
+				<&soctherm TEGRA124_SOCTHERM_SENSOR_PLLX>;
+		};
+	};
+
+	soctherm: soctherm@0,700e2000 {
+		compatible = "nvidia,tegra124-soctherm";
+		reg = <0x0 0x700e2000 0x0 0x1000>;
+		interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&tegra_car TEGRA124_CLK_TSENSOR>,
+			<&tegra_car TEGRA124_CLK_SOC_THERM>;
+		clock-names = "tsensor", "soctherm";
+		resets = <&tegra_car 78>;
+		reset-names = "soctherm";
+
+		#thermal-sensor-cells = <1>;
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
-- 
1.8.1.5

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