arm64: dts: marvell: Enable AP806 thermal throttling with CPUfreq

[linux-2.6-block.git] / arch / arm64 / boot / dts / marvell / armada-ap806.dtsi

diff --git a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
index 9443d3963024d295bbfea433603d98f034679026..96228f93b2722af71107247c87dd7eefa6958c22 100644 (file)
--- a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
@@ -297,8 +297,6 @@
         *
         * Only one thermal zone per AP/CP may trigger interrupts at a time, the
         * first one that will have a critical trip point will be chosen.
-        *
-        * The cooling maps are always empty as there are no cooling devices.
         */
        thermal-zones {
                ap_thermal_ic: ap-thermal-ic {
@@ -324,8 +322,31 @@
 
                        thermal-sensors = <&ap_thermal 1>;
 
-                       trips { };
-                       cooling-maps { };
+                       trips {
+                               cpu0_hot: cpu0-hot {
+                                       temperature = <85000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                               cpu0_emerg: cpu0-emerg {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                       };
+
+                       cooling-maps {
+                               map0_hot: map0-hot {
+                                       trip = <&cpu0_hot>;
+                                       cooling-device = <&cpu0 1 2>,
+                                               <&cpu1 1 2>;
+                               };
+                               map0_emerg: map0-ermerg {
+                                       trip = <&cpu0_emerg>;
+                                       cooling-device = <&cpu0 3 3>,
+                                               <&cpu1 3 3>;
+                               };
+                       };
                };
 
                ap_thermal_cpu1: ap-thermal-cpu1 {
@@ -334,8 +355,31 @@
 
                        thermal-sensors = <&ap_thermal 2>;
 
-                       trips { };
-                       cooling-maps { };
+                       trips {
+                               cpu1_hot: cpu1-hot {
+                                       temperature = <85000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                               cpu1_emerg: cpu1-emerg {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                       };
+
+                       cooling-maps {
+                               map1_hot: map1-hot {
+                                       trip = <&cpu1_hot>;
+                                       cooling-device = <&cpu0 1 2>,
+                                               <&cpu1 1 2>;
+                               };
+                               map1_emerg: map1-emerg {
+                                       trip = <&cpu1_emerg>;
+                                       cooling-device = <&cpu0 3 3>,
+                                               <&cpu1 3 3>;
+                               };
+                       };
                };
 
                ap_thermal_cpu2: ap-thermal-cpu2 {
@@ -344,8 +388,31 @@
 
                        thermal-sensors = <&ap_thermal 3>;
 
-                       trips { };
-                       cooling-maps { };
+                       trips {
+                               cpu2_hot: cpu2-hot {
+                                       temperature = <85000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                               cpu2_emerg: cpu2-emerg {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                       };
+
+                       cooling-maps {
+                               map2_hot: map2-hot {
+                                       trip = <&cpu2_hot>;
+                                       cooling-device = <&cpu2 1 2>,
+                                               <&cpu3 1 2>;
+                               };
+                               map2_emerg: map2-emerg {
+                                       trip = <&cpu2_emerg>;
+                                       cooling-device = <&cpu2 3 3>,
+                                               <&cpu3 3 3>;
+                               };
+                       };
                };
 
                ap_thermal_cpu3: ap-thermal-cpu3 {
@@ -354,8 +421,31 @@
 
                        thermal-sensors = <&ap_thermal 4>;
 
-                       trips { };
-                       cooling-maps { };
+                       trips {
+                               cpu3_hot: cpu3-hot {
+                                       temperature = <85000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                               cpu3_emerg: cpu3-emerg {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+                       };
+
+                       cooling-maps {
+                               map3_hot: map3-bhot {
+                                       trip = <&cpu3_hot>;
+                                       cooling-device = <&cpu2 1 2>,
+                                               <&cpu3 1 2>;
+                               };
+                               map3_emerg: map3-emerg {
+                                       trip = <&cpu3_emerg>;
+                                       cooling-device = <&cpu2 3 3>,
+                                               <&cpu3 3 3>;
+                               };
+                       };
                };
        };
 };