Thread (10 messages) 10 messages, 4 authors, 2019-02-06
STALE2708d

[PATCH v4 6/6] arm64: dts: marvell: add interrupt support to cp110 thermal node

From: Miquel Raynal <miquel.raynal@bootlin.com>
Date: 2018-12-12 09:36:45
Also in: linux-devicetree, linux-pm
Subsystem: arm/marvell kirkwood and armada 370, 375, 38x, 39x, xp, 3700, 7k/8k, cn9130 soc support, the rest · Maintainers: Andrew Lunn, Gregory Clement, Sebastian Hesselbarth, Linus Torvalds

Add interrupt properties in the thermal node as well as a critical trip
point in the thermal-zone.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
 arch/arm64/boot/dts/marvell/armada-cp110.dtsi | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
index b9d9f31e3ba1..4d6e4a097f72 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
@@ -28,12 +28,19 @@
 	 */
 	thermal-zones {
 		CP110_LABEL(thermal_ic): CP110_NODE_NAME(thermal-ic) {
-			polling-delay-passive = <1000>;
-			polling-delay = <1000>;
+			polling-delay-passive = <0>; /* Interrupt driven */
+			polling-delay = <0>; /* Interrupt driven */
 
 			thermal-sensors = <&CP110_LABEL(thermal) 0>;
 
-			trips {	};
+			trips {
+				CP110_LABEL(crit): crit {
+					temperature = <100000>; /* mC degrees */
+					hysteresis = <2000>; /* mC degrees */
+					type = "critical";
+				};
+			};
+
 			cooling-maps { };
 		};
 	};
@@ -259,6 +266,8 @@
 			CP110_LABEL(thermal): thermal-sensor@70 {
 				compatible = "marvell,armada-cp110-thermal";
 				reg = <0x70 0x10>;
+				interrupts-extended =
+					<&CP110_LABEL(icu_sei) 116 IRQ_TYPE_LEVEL_HIGH>;
 				#thermal-sensor-cells = <1>;
 			};
 		};
-- 
2.19.1


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