diff mbox

[v2,2/2] arm64: dts: r8a7796: add thermal cooling management

Message ID 20180104160320.11514-3-niklas.soderlund+renesas@ragnatech.se (mailing list archive)
State Accepted
Commit 1333b8dbaa88196209cd6326441fb51f75c7094d
Headers show

Commit Message

Niklas Söderlund Jan. 4, 2018, 4:03 p.m. UTC 
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>
---
 arch/arm64/boot/dts/renesas/r8a7796.dtsi | 38 ++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
diff mbox

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
index e06bde6e28532b3a..ef10fb548681d36a 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
@@ -73,6 +73,7 @@ 
 			enable-method = "psci";
 			clocks =<&cpg CPG_CORE R8A7796_CLK_Z>;
 			operating-points-v2 = <&cluster0_opp>;
+			#cooling-cells = <2>;
 		};
 
 		a57_1: cpu@1 {
@@ -84,6 +85,7 @@ 
 			enable-method = "psci";
 			clocks =<&cpg CPG_CORE R8A7796_CLK_Z>;
 			operating-points-v2 = <&cluster0_opp>;
+			#cooling-cells = <2>;
 		};
 
 		a53_0: cpu@100 {
@@ -2060,12 +2062,24 @@ 
 			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 5 5>;
+				};
+			};
 		};
 
 		sensor_thermal2: sensor-thermal2 {
@@ -2074,12 +2088,24 @@ 
 			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 5 5>;
+				};
+			};
 		};
 
 		sensor_thermal3: sensor-thermal3 {
@@ -2088,12 +2114,24 @@ 
 			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 5 5>;
+				};
+			};
 		};
 	};