linux-kernel - [RFC PATCH 10/14] arm: dts: point to cooling-zones on omap4460 cpu node

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Message-ID: <1377299755-5134-11-git-send-email-eduardo.valentin@ti.com>
Date:	Fri, 23 Aug 2013 19:15:51 -0400
From:	Eduardo Valentin <eduardo.valentin@...com>
To:	<swarren@...dotorg.org>, <pawel.moll@....com>,
	<mark.rutland@....com>, <ian.campbell@...rix.com>,
	<grant.likely@...aro.org>, <rob.herring@...xeda.com>,
	<linux@...ck-us.net>, <rui.zhang@...el.com>, <wni@...dia.com>
CC:	<durgadoss.r@...el.com>, <linux-pm@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <lm-sensors@...sensors.org>,
	<linux-kernel@...r.kernel.org>,
	Eduardo Valentin <eduardo.valentin@...com>,
	Benoît Cousson <b-cousson@...aro.org>,
	Tony Lindgren <tony@...mide.com>,
	Russell King <linux@....linux.org.uk>,
	<linux-omap@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>
Subject: [RFC PATCH 10/14] arm: dts: point to cooling-zones on omap4460 cpu node

OMAP4460 devices can reach high temperatures and thus
needs to have cpufreq-cooling on systems running on it.

This patch links the cpu node to its thermal-zone
so that cpufreq-cpu0 driver loads the cooling device.

Cc: "Benoît Cousson" <b-cousson@...aro.org>
Cc: Tony Lindgren <tony@...mide.com>
Cc: Rob Herring <rob.herring@...xeda.com>
Cc: Pawel Moll <pawel.moll@....com>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Stephen Warren <swarren@...dotorg.org>
Cc: Ian Campbell <ian.campbell@...rix.com>
Cc: Russell King <linux@....linux.org.uk>
Cc: linux-omap@...r.kernel.org
Cc: devicetree@...r.kernel.org
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Eduardo Valentin <eduardo.valentin@...com>
---
 arch/arm/boot/dts/omap4460.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/omap4460.dtsi b/arch/arm/boot/dts/omap4460.dtsi
index 9855f29..991bd1b 100644
--- a/arch/arm/boot/dts/omap4460.dtsi
+++ b/arch/arm/boot/dts/omap4460.dtsi
@@ -20,6 +20,7 @@
 				920000  1313000
 			>;
 			clock-latency = <300000>; /* From legacy driver */
+			cooling-zones = <&cpu_thermal>;
 		};
 	};
 
-- 
1.8.2.1.342.gfa7285d

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