[4/7] arm: dts: add cooling properties on dra7 cpu node
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Message ID 1380652344-18819-5-git-send-email-eduardo.valentin@ti.com
State Accepted
Delegated to: Eduardo Valentin
Headers show

Commit Message

Eduardo Valentin Oct. 1, 2013, 6:32 p.m. UTC
DRA7 devices can reach high temperatures and thus
needs to have cpufreq-cooling on systems running on it.

This patch adds the required cooling device properties
so that cpufreq-cpu0 driver loads the cooling device.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
---
 arch/arm/boot/dts/dra7.dtsi | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

Patch
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diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 4e9b159..1104d8a 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -25,8 +25,12 @@ 
 	};
 
 	cpus {
-		cpu@0 {
+		cpu0: cpu@0 {
 			compatible = "arm,cortex-a15";
+
+			/* cooling properties */
+			#cooling-cells = <2>; /* min and max */
+
 			timer {
 				compatible = "arm,armv7-timer";
 				/*