arm64: dts: renesas: r8a7795: add thermal cooling management

Add nodes and properties for thermal cooling management support.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
index 1485e6a..19b7de5 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
@@ -43,6 +43,7 @@
                        enable-method = "psci";
                        clocks =<&cpg CPG_CORE R8A7795_CLK_Z>;
                        operating-points-v2 = <&cluster0_opp>;
+                       #cooling-cells = <2>;
                };
 
                a57_1: cpu@1 {
@@ -54,6 +55,7 @@
                        enable-method = "psci";
                        clocks =<&cpg CPG_CORE R8A7795_CLK_Z>;
                        operating-points-v2 = <&cluster0_opp>;
+                       #cooling-cells = <2>;
                };
 
                a57_2: cpu@2 {
@@ -65,6 +67,7 @@
                        enable-method = "psci";
                        clocks =<&cpg CPG_CORE R8A7795_CLK_Z>;
                        operating-points-v2 = <&cluster0_opp>;
+                       #cooling-cells = <2>;
                };
 
                a57_3: cpu@3 {
@@ -76,6 +79,7 @@
                        enable-method = "psci";
                        clocks =<&cpg CPG_CORE R8A7795_CLK_Z>;
                        operating-points-v2 = <&cluster0_opp>;
+                       #cooling-cells = <2>;
                };
 
                a53_0: cpu@100 {
@@ -2418,12 +2422,24 @@
                        thermal-sensors = <&tsc 0>;
 
                        trips {
+                               sensor1_passive: sensor1-passive {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
                                sensor1_crit: sensor1-crit {
                                        temperature = <120000>;
                                        hysteresis = <2000>;
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&sensor1_passive>;
+                                       cooling-device = <&a57_0 4 4>;
+                               };
+                       };
                };
 
                sensor_thermal2: sensor-thermal2 {
@@ -2432,12 +2448,24 @@
                        thermal-sensors = <&tsc 1>;
 
                        trips {
+                               sensor2_passive: sensor2-passive {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
                                sensor2_crit: sensor2-crit {
                                        temperature = <120000>;
                                        hysteresis = <2000>;
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&sensor2_passive>;
+                                       cooling-device = <&a57_0 4 4>;
+                               };
+                       };
                };
 
                sensor_thermal3: sensor-thermal3 {
@@ -2446,12 +2474,24 @@
                        thermal-sensors = <&tsc 2>;
 
                        trips {
+                               sensor3_passive: sensor3-passive {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
                                sensor3_crit: sensor3-crit {
                                        temperature = <120000>;
                                        hysteresis = <2000>;
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&sensor3_passive>;
+                                       cooling-device = <&a57_0 4 4>;
+                               };
+                       };
                };
        };