From mboxrd@z Thu Jan 1 00:00:00 1970 From: dawei.chien@mediatek.com (Dawei Chien) Date: Tue, 15 Mar 2016 16:10:36 +0800 Subject: [RESEND][PATCH 2/3] arm64: dts: mt8173: Add thermal zone node. In-Reply-To: <1458029437-12846-1-git-send-email-dawei.chien@mediatek.com> References: <1458029437-12846-1-git-send-email-dawei.chien@mediatek.com> Message-ID: <1458029437-12846-3-git-send-email-dawei.chien@mediatek.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This adds thermal zone node to Mediatek MT8173 dtsi file. Signed-off-by: Dawei Chien --- This patch is base on patchset: https://lkml.org/lkml/2015/11/30/239 --- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 43 ++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index 47151e8..f9c44cc 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -188,6 +188,49 @@ clock-output-names = "cpum_ck"; }; + thermal-zones { + cpu_thermal: cpu_thermal { + polling-delay-passive = <1000>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + + thermal-sensors = <&thermal>; + sustainable-power = <1500>; /* milliwatts */ + + trips { + threshold: trip-point at 0 { + temperature = <68000>; + hysteresis = <2000>; + type = "passive"; + }; + + target: trip-point at 1 { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit: cpu_crit at 0 { + temperature = <115000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map at 0 { + trip = <&target>; + cooling-device = <&cpu0 0 0>; + contribution = <1024>; + }; + map at 1 { + trip = <&target>; + cooling-device = <&cpu2 0 0>; + contribution = <2048>; + }; + }; + }; + }; + timer { compatible = "arm,armv8-timer"; interrupt-parent = <&gic>; -- 1.7.9.5