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From: michael.kao <michael.kao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
To: Zhang Rui <rui.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Eduardo Valentin
	<edubezval-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Daniel Lezcano
	<daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	Matthias Brugger
	<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	hsinyi-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Matthias Kaehlcke <mka-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [PATCH v2 4/8] arm64: dts: mt8183: Configure CPU cooling
Date: Fri, 10 May 2019 21:27:02 +0800
Message-ID: <1557494826-6044-5-git-send-email-michael.kao@mediatek.com> (raw)
In-Reply-To: <1557494826-6044-1-git-send-email-michael.kao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>

From: Matthias Kaehlcke <mka@chromium.org>

Add two passive trip points at 68°C and 85°C for the CPU temperature.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Michael Kao <michael.kao@mediatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8183.dtsi | 55 ++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index bf8b0a8..29ad660 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -374,6 +374,61 @@
 				polling-delay = <1000>;
 				thermal-sensors = <&thermal 0>;
 				sustainable-power = <1500>;
+
+				trips {
+					threshold: trip-point@0 {
+						temperature = <68000>;
+						hysteresis = <2000>;
+						type = "passive";
+					};
+
+					target: trip-point@1 {
+						temperature = <85000>;
+						hysteresis = <2000>;
+						type = "passive";
+					};
+
+					cpu_crit: cpu-crit {
+						temperature = <115000>;
+						hysteresis = <2000>;
+						type = "critical";
+					};
+				};
+
+				cooling-maps {
+					map0 {
+						trip = <&target>;
+						cooling-device = <&cpu0
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>,
+								 <&cpu1
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>,
+								 <&cpu2
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>,
+								 <&cpu3
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>;
+						contribution = <3072>;
+					};
+					map1 {
+						trip = <&target>;
+						cooling-device = <&cpu4
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>,
+								 <&cpu5
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>,
+								 <&cpu6
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>,
+								 <&cpu7
+							THERMAL_NO_LIMIT
+							THERMAL_NO_LIMIT>;
+						contribution = <1024>;
+					};
+				};
 			};
 
 			/* The tzts1 ~ tzts6 don't need to polling */
-- 
2.6.4


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  parent reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-10 13:26 [PATCH v2 0/8] Add Mediatek thermal dirver and dtsi michael.kao
2019-05-10 13:26 ` [PATCH v2 1/8] arm64: dts: mt8183: add thermal zone node michael.kao
2019-05-30  6:27   ` Hsin-Yi Wang
2019-05-30 16:08     ` Matthias Kaehlcke
     [not found] ` <1557494826-6044-1-git-send-email-michael.kao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2019-05-10 13:27   ` [PATCH v2 2/8] arm64: dts: mt8183: add/update dynamic power coefficients michael.kao
2019-05-10 13:27   ` michael.kao [this message]
2019-05-10 13:27   ` [PATCH v2 5/8] arm64: dts: mt8183: Increase polling frequency for CPU thermal zone michael.kao
2019-05-10 13:27   ` [PATCH v2 6/8] thermal: mediatek: mt8183: fix bank number settings michael.kao
2019-05-10 13:27   ` [PATCH v2 8/8] thermal: mediatek: use spinlock to protect PTPCORESEL michael.kao
2019-05-10 13:27 ` [PATCH v2 3/8] arm64: dts: mt8183: Add #cooling-cells to CPU nodes michael.kao
2019-05-10 13:27 ` [PATCH v2 7/8] thermal: mediatek: add another get_temp ops for thermal sensors michael.kao
2019-09-09 11:13   ` Hsin-Yi Wang

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