Commit ef399736 authored by Mateusz Majewski's avatar Mateusz Majewski Committed by Krzysztof Kozlowski
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ARM: dts: samsung: exynos4210: enable polling 



It seems that thermal in Exynos 4210 is broken without this, as it will
never decrease cooling after increasing it.

Signed-off-by: default avatarMateusz Majewski <m.majewski2@samsung.com>
Link: https://lore.kernel.org/r/20230911133417.14042-1-m.majewski2@samsung.com


[krzk: fix comment coding style and line wrapping]
Signed-off-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
parent 8edc16a1

arch/arm/boot/dts/samsung/exynos4210.dtsi

+10 −2
Original line number Diff line number Diff line
@@ -391,8 +391,16 @@ &cpu_alert2 { 
};



&cpu_thermal {

	polling-delay-passive = <0>;

	polling-delay = <0>;

	/*

	 * Exynos 4210 supports thermal interrupts, but only for the rising

	 * threshold.  This means that polling is not needed for preventing

	 * overheating, but only for decreasing cooling when possible. Hence we

	 * poll with a high delay.  Ideally, we would disable polling for the

	 * first trip point, but this isn't really possible without outrageous

	 * hacks.

	 */

	polling-delay-passive = <5000>;

	polling-delay = <5000>;

};



&gic {