[PATCHv5 12/20] arm: dts: add cooling properties on omap4430 cpu node
Eduardo Valentin
eduardo.valentin at ti.com
Tue Nov 12 14:46:14 EST 2013
OMAP4430 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.
Cc: "Benoît Cousson" <bcousson at baylibre.com>
Cc: Tony Lindgren <tony at atomide.com>
Cc: Russell King <linux at arm.linux.org.uk>
Cc: linux-omap at vger.kernel.org
Cc: devicetree-discuss at lists.ozlabs.org
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-kernel at vger.kernel.org
Signed-off-by: Eduardo Valentin <eduardo.valentin at ti.com>
---
arch/arm/boot/dts/omap443x.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/omap443x.dtsi b/arch/arm/boot/dts/omap443x.dtsi
index e9c97d6..930ab47 100644
--- a/arch/arm/boot/dts/omap443x.dtsi
+++ b/arch/arm/boot/dts/omap443x.dtsi
@@ -22,6 +22,11 @@
1008000 1375000
>;
clock-latency = <300000>; /* From legacy driver */
+
+ /* cooling options */
+ cooling-min-level = <0>;
+ cooling-max-level = <3>;
+ #cooling-cells = <2>; /* min followed by max */
};
};
--
1.8.2.1.342.gfa7285d
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