Commit 5600f8cc authored Jul 30, 2015 by Chanwoo Choi Committed by Kukjin Kim Aug 14, 2015

ARM: dts: Add CPU cooling binding for exynos3250 boards



This patch add the cooling device to control the overheating issue on
Exynos3250-based Rinato/Monk board.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>

parent df09df6f

arch/arm/boot/dts/exynos3250-monk.dts

+15 −0

Original line number	Diff line number	Diff line
		@@ -116,6 +116,21 @@
		min-microvolt = <1100000>;
		max-microvolt = <2700000>;
		};

		thermal-zones {
		cpu_thermal: cpu-thermal {
		cooling-maps {
		map0 {
		/* Correspond to 500MHz at freq_table */
		cooling-device = <&cpu0 5 5>;
		};
		map1 {
		/* Correspond to 200MHz at freq_table */
		cooling-device = <&cpu0 8 8>;
		};
		};
		};
		};
		};

		&adc {

arch/arm/boot/dts/exynos3250-rinato.dts

+15 −0

Original line number	Diff line number	Diff line
		@@ -107,6 +107,21 @@
		min-microvolt = <1100000>;
		max-microvolt = <2700000>;
		};

		thermal-zones {
		cpu_thermal: cpu-thermal {
		cooling-maps {
		map0 {
		/* Corresponds to 500MHz */
		cooling-device = <&cpu0 5 5>;
		};
		map1 {
		/* Corresponds to 200MHz */
		cooling-device = <&cpu0 8 8>;
		};
		};
		};
		};
		};

		&adc {

arch/arm/boot/dts/exynos3250.dtsi

+1 −0

Original line number	Diff line number	Diff line
		@@ -55,6 +55,7 @@
		clock-frequency = <1000000000>;
		clocks = <&cmu CLK_ARM_CLK>;
		clock-names = "cpu";
		#cooling-cells = <2>;

		operating-points = <
		1000000 1150000