linux-kernel - [PATCH v3 29/30] ARM: dts: sun8i: a83t: add thermal zone to A83T

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20180830154518.29507-30-embed3d@gmail.com>
Date:   Thu, 30 Aug 2018 17:45:17 +0200
From:   Philipp Rossak <embed3d@...il.com>
To:     lee.jones@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
        maxime.ripard@...tlin.com, wens@...e.org, linux@...linux.org.uk,
        jic23@...nel.org, knaack.h@....de, lars@...afoo.de,
        pmeerw@...erw.net, eugen.hristev@...rochip.com,
        rdunlap@...radead.org, vilhelm.gray@...il.com,
        clabbe.montjoie@...il.com, quentin.schulz@...tlin.com,
        geert+renesas@...der.be, lukas@...ner.de, icenowy@...c.io,
        arnd@...db.de, broonie@...nel.org, arnaud.pouliquen@...com
Cc:     linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: [PATCH v3 29/30] ARM: dts: sun8i: a83t: add thermal zone to A83T

This patch adds the thermal zones to the A83T. Sensor 0 is located
besides the cpu cluster 0. Sensor 1 is located besides cluster 1 and
sensor 2 is located besides in the gpu.

Signed-off-by: Philipp Rossak <embed3d@...il.com>
---
 arch/arm/boot/dts/sun8i-a83t.dtsi | 103 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
index f2f745930b08..78aa448e869f 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
@@ -50,6 +50,7 @@
 #include <dt-bindings/reset/sun8i-a83t-ccu.h>
 #include <dt-bindings/reset/sun8i-de2.h>
 #include <dt-bindings/reset/sun8i-r-ccu.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -69,6 +70,9 @@
 			cci-control-port = <&cci_control0>;
 			enable-method = "allwinner,sun8i-a83t-smp";
 			reg = <0>;
+			#cooling-cells = <2>;
+			cooling-min-level = <0>;
+			cooling-max-level = <7>;
 		};
 
 		cpu@1 {
@@ -107,6 +111,9 @@
 			cci-control-port = <&cci_control1>;
 			enable-method = "allwinner,sun8i-a83t-smp";
 			reg = <0x100>;
+			#cooling-cells = <2>;
+			cooling-min-level = <0>;
+			cooling-max-level = <7>;
 		};
 
 		cpu@101 {
@@ -1035,4 +1042,100 @@
 			#size-cells = <0>;
 		};
 	};
+
+	thermal-zones {
+		cpu0_thermal: cpu0-thermal {
+			polling-delay-passive = <1000>;
+			polling-delay = <5000>;
+			thermal-sensors = <&ths 0>;
+
+			trips {
+				cpu0_warm: cpu_warm {
+					temperature = <70000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu0_hot: cpu_hot {
+					temperature = <80000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu0_very_hot: cpu_very_hot {
+					temperature = <90000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu0_crit: cpu_crit {
+					temperature = <105000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+				cpu_warm_limit_cpu {
+					trip = <&cpu0_warm>;
+					cooling-device = <&cpu0 THERMAL_NO_LIMIT 4>;
+				};
+				cpu_hot_limit_cpu {
+					trip = <&cpu0_hot>;
+					cooling-device = <&cpu0 5 5>;
+				};
+				cpu_very_hot_limit_cpu {
+					trip = <&cpu0_very_hot>;
+					cooling-device = <&cpu0 7 THERMAL_NO_LIMIT>;
+				};
+			};
+		};
+
+		cpu1_thermal: cpu1-thermal {
+			polling-delay-passive = <1000>;
+			polling-delay = <5000>;
+			thermal-sensors = <&ths 1>;
+
+			trips {
+				cpu1_warm: cpu_warm {
+					temperature = <70000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu1_hot: cpu_hot {
+					temperature = <80000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu1_very_hot: cpu_very_hot {
+					temperature = <90000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu1_crit: cpu_crit {
+					temperature = <105000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+				cpu_warm_limit_cpu {
+					trip = <&cpu1_warm>;
+					cooling-device = <&cpu100 THERMAL_NO_LIMIT 4>;
+				};
+				cpu_hot_limit_cpu {
+					trip = <&cpu1_hot>;
+					cooling-device = <&cpu100 5 5>;
+				};
+				cpu_very_hot_limit_cpu {
+					trip = <&cpu1_very_hot>;
+					cooling-device = <&cpu100 7 THERMAL_NO_LIMIT>;
+				};
+			};
+		};
+
+		gpu_thermal: gpu-thermal {
+			polling-delay-passive = <1000>;
+			polling-delay = <5000>;
+			thermal-sensors = <&ths 2>;
+		};
+	};
 };
-- 
2.11.0