Add CPU hotplug trip point to shutdown CPU1 and CPU2 when exceeding 110°C.
Signed-off-by: John Madieu <john.madieu.xa@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r9a09g047.dtsi | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
index 93b57d7ad7b9..06bd394582e2 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
@@ -533,6 +533,13 @@ map0 {
<&cpu2 0 3>, <&cpu3 0 3>;
contribution = <1024>;
};
+
+ map1 {
+ trip = <&trip_emergency>;
+ cooling-device = <&cpu1 0 1>, <&cpu2 0 1>;
+ contribution = <1024>;
+ };
+
};
trips {
@@ -542,6 +549,12 @@ target: trip-point {
type = "passive";
};
+ trip_emergency: emergency {
+ temperature = <110000>;
+ hysteresis = <1000>;
+ type = "plug";
+ };
+
sensor_crit: sensor-crit {
temperature = <120000>;
hysteresis = <1000>;
--
2.25.1
