| From | Krzysztof Kozlowski <> | Subject | [PATCH 20/33] ARM: dts: exynos: Add CPU cooling in SMDKv310 | Date | Sun, 30 Aug 2020 15:51:47 +0200 |
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Add missing cooling devices for CPU thermal zones in Exynos4210 SMDKv310 board. This allows to scale down CPU frequency (and voltage) in case of thermal pressure.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- arch/arm/boot/dts/exynos4210-smdkv310.dts | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts index 0b0e86737b26..c5609afa6101 100644 --- a/arch/arm/boot/dts/exynos4210-smdkv310.dts +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts @@ -50,6 +50,19 @@ }; }; +&cpu_thermal { + cooling-maps { + map0 { + /* Corresponds to 800MHz */ + cooling-device = <&cpu0 2 2>; + }; + map1 { + /* Corresponds to 200MHz */ + cooling-device = <&cpu0 4 4>; + }; + }; +}; + &i2c_0 { #address-cells = <1>; #size-cells = <0>; -- 2.17.1
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