From: John Madieu <john.madieu.xa@bp.renesas.com>
To: geert+renesas@glider.be, niklas.soderlund+renesas@ragnatech.se,
conor+dt@kernel.org, krzk+dt@kernel.org, robh@kernel.org,
rafael@kernel.org, daniel.lezcano@linaro.org
Cc: magnus.damm@gmail.com, claudiu.beznea.uj@bp.renesas.com,
devicetree@vger.kernel.org, john.madieu@gmail.com,
rui.zhang@intel.com, linux-kernel@vger.kernel.org,
linux-renesas-soc@vger.kernel.org, biju.das.jz@bp.renesas.com,
linux-pm@vger.kernel.org,
John Madieu <john.madieu.xa@bp.renesas.com>
Subject: [RFC PATCH 3/3] arm64: dts: renesas: r9a09g047: Add thermal hotplug trip point
Date: Sun, 9 Mar 2025 13:13:23 +0100 [thread overview]
Message-ID: <20250309121324.29633-4-john.madieu.xa@bp.renesas.com> (raw)
In-Reply-To: <20250309121324.29633-1-john.madieu.xa@bp.renesas.com>
Add CPU hotplug trip point to shutdown CPU1 and CPU2 when exceeding 110°C.
Signed-off-by: John Madieu <john.madieu.xa@bp.renesas.com>
---
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
next prev parent reply other threads:[~2025-03-09 12:13 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-09 12:13 [RFC PATCH 0/3] thermal: Add CPU hotplug cooling driver John Madieu
2025-03-09 12:13 ` [RFC PATCH 1/3] thermal/cpuplog_cooling: " John Madieu
2025-03-11 7:30 ` Krzysztof Kozlowski
2025-03-11 11:38 ` John Madieu
2025-03-11 8:28 ` Geert Uytterhoeven
2025-03-11 11:41 ` John Madieu
2025-03-09 12:13 ` [RFC PATCH 2/3] tmon: Add support for THERMAL_TRIP_PLUG type John Madieu
2025-03-09 12:13 ` John Madieu [this message]
2025-03-11 10:53 ` [RFC PATCH 3/3] arm64: dts: renesas: r9a09g047: Add thermal hotplug trip point Christian Loehle
2025-03-11 11:57 ` John Madieu
2025-03-11 15:29 ` Christian Loehle
2025-03-10 10:17 ` [RFC PATCH 0/3] thermal: Add CPU hotplug cooling driver Biju Das
2025-03-11 11:33 ` John Madieu
2025-03-15 14:40 ` Rafael J. Wysocki
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