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authorViresh Kumar <viresh.kumar@linaro.org>2018-05-25 16:01:53 +0530
committerKrzysztof Kozlowski <krzk@kernel.org>2018-06-25 18:37:57 +0200
commit672f33198bee21ee91e6af2cb8f67cfc8bc97ec1 (patch)
tree967d321b8e270902d9e5f19b48ea0011fe058d5f /arch/arm/boot/dts/exynos3250.dtsi
parent7daf201d7fe8334e2d2364d4e8ed3394ec9af819 (diff)
arm: dts: exynos: Add missing cooling device properties for CPUs
The cooling device properties, like "#cooling-cells" and "dynamic-power-coefficient", should either be present for all the CPUs of a cluster or none. If these are present only for a subset of CPUs of a cluster then things will start falling apart as soon as the CPUs are brought online in a different order. For example, this will happen because the operating system looks for such properties in the CPU node it is trying to bring up, so that it can register a cooling device. Add such missing properties. Fix other missing properties (clocks, OPP, clock latency) as well to make it all work. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/exynos3250.dtsi')
-rw-r--r--arch/arm/boot/dts/exynos3250.dtsi16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index 962af97c1883..aff5d66ae058 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -78,6 +78,22 @@
compatible = "arm,cortex-a7";
reg = <1>;
clock-frequency = <1000000000>;
+ clocks = <&cmu CLK_ARM_CLK>;
+ clock-names = "cpu";
+ #cooling-cells = <2>;
+
+ operating-points = <
+ 1000000 1150000
+ 900000 1112500
+ 800000 1075000
+ 700000 1037500
+ 600000 1000000
+ 500000 962500
+ 400000 925000
+ 300000 887500
+ 200000 850000
+ 100000 850000
+ >;
};
};