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Message-Id: <20240521-mtk-thermal-mt818x-dtsi-v4-2-b91ee678411c@baylibre.com>
Date: Tue, 21 May 2024 16:05:36 +0200
From: Julien Panis <jpanis@...libre.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
Nicolas Pitre <npitre@...libre.com>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
Julien Panis <jpanis@...libre.com>
Subject: [PATCH v4 2/4] arm64: dts: mediatek: mt8186: add default thermal
zones
From: Nicolas Pitre <npitre@...libre.com>
Inspired by the vendor kernel but adapted to the upstream thermal
driver version.
Signed-off-by: Nicolas Pitre <npitre@...libre.com>
Signed-off-by: Julien Panis <jpanis@...libre.com>
---
arch/arm64/boot/dts/mediatek/mt8186.dtsi | 290 +++++++++++++++++++++++++++++++
1 file changed, 290 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8186.dtsi b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
index caec83f5eece..ac49a33d1b54 100644
--- a/arch/arm64/boot/dts/mediatek/mt8186.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
@@ -13,6 +13,8 @@
#include <dt-bindings/power/mt8186-power.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/reset/mt8186-resets.h>
+#include <dt-bindings/thermal/thermal.h>
+#include <dt-bindings/thermal/mediatek,lvts-thermal.h>
/ {
compatible = "mediatek,mt8186";
@@ -2197,4 +2199,292 @@ larb19: smi@...0f000 {
power-domains = <&spm MT8186_POWER_DOMAIN_IPE>;
};
};
+
+ thermal_zones: thermal-zones {
+ cpu-little0-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <150>;
+ thermal-sensors = <&lvts MT8186_LITTLE_CPU0>;
+
+ trips {
+ cpu_little0_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_little0_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ cpu_little0_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_little0_alert0>;
+ 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>,
+ <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+
+ cpu-little1-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <150>;
+ thermal-sensors = <&lvts MT8186_LITTLE_CPU1>;
+
+ trips {
+ cpu_little1_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_little1_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ cpu_little1_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_little1_alert0>;
+ 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>,
+ <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+
+ cpu-little2-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <150>;
+ thermal-sensors = <&lvts MT8186_LITTLE_CPU2>;
+
+ trips {
+ cpu_little2_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_little2_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ cpu_little2_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_little2_alert0>;
+ 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>,
+ <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+
+ cam-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <250>;
+ thermal-sensors = <&lvts MT8186_CAM>;
+
+ trips {
+ cam_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cam_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ cam_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+
+ nna-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <250>;
+ thermal-sensors = <&lvts MT8186_NNA>;
+
+ trips {
+ nna_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ nna_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ nna_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+
+ adsp-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <250>;
+ thermal-sensors = <&lvts MT8186_ADSP>;
+
+ trips {
+ adsp_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ adsp_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ adsp_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+
+ mfg-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <250>;
+ thermal-sensors = <&lvts MT8186_MFG>;
+
+ trips {
+ mfg_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ mfg_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ mfg_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-big0-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <100>;
+ thermal-sensors = <&lvts MT8186_BIG_CPU0>;
+
+ trips {
+ cpu_big0_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_big0_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ cpu_big0_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_big0_alert0>;
+ cooling-device = <&cpu6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+
+ cpu-big1-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <100>;
+ thermal-sensors = <&lvts MT8186_BIG_CPU1>;
+
+ trips {
+ cpu_big1_alert0: trip-alert0 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_big1_alert1: trip-alert1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "hot";
+ };
+
+ cpu_big1_crit: trip-crit {
+ temperature = <100000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_big1_alert0>;
+ cooling-device = <&cpu6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+ };
};
--
2.37.3
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