From: Florian Klink <flokli@flokli.de>
Cc: "Florian Klink" <flokli@flokli.de>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Heiko Stuebner" <heiko@sntech.de>,
"Sebastian Reichel" <sebastian.reichel@collabora.com>,
"Dragan Simic" <dsimic@manjaro.org>,
"Kever Yang" <kever.yang@rock-chips.com>,
"Tamás Szűcs" <tszucs@protonmail.ch>,
"FUKAUMI Naoki" <naoki@radxa.com>,
"Muhammed Efe Cetin" <efectn@protonmail.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH] arm64: dts: rockchip: enable automatic fan control on Orange Pi 5+
Date: Sat, 21 Sep 2024 21:38:00 +0300 [thread overview]
Message-ID: <20240921183810.225322-1-flokli@flokli.de> (raw)
This links the PWM fan on Orange Pi 5+ as an active cooling device
managed automatically by the thermal subsystem, with a target SoC
temperature of 65C and a minimum-spin interval from 55C to 65C to
ensure airflow when the system gets warm.
This is pretty much the same as '4a152231b050 ("arm64: dts: rockchip:
enable automatic fan control on Rock 5B")', except for the Orange Pi
5+ board.
Signed-off-by: Florian Klink <flokli@flokli.de>
---
.../dts/rockchip/rk3588-orangepi-5-plus.dts | 30 +++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
index e74871491ef5..8569e862b6ee 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
@@ -351,6 +351,36 @@ &i2s2m0_sdi
status = "okay";
};
+&package_thermal {
+ polling-delay = <1000>;
+
+ trips {
+ package_fan0: package-fan0 {
+ temperature = <55000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+
+ package_fan1: package-fan1 {
+ temperature = <65000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ map1 {
+ trip = <&package_fan0>;
+ cooling-device = <&fan THERMAL_NO_LIMIT 1>;
+ };
+
+ map2 {
+ trip = <&package_fan1>;
+ cooling-device = <&fan 2 THERMAL_NO_LIMIT>;
+ };
+ };
+};
+
/* phy1 - M.KEY socket */
&pcie2x1l0 {
reset-gpios = <&gpio4 RK_PA5 GPIO_ACTIVE_HIGH>;
--
2.46.0
next reply other threads:[~2024-09-21 18:45 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-21 18:38 Florian Klink [this message]
2024-09-21 21:42 ` Dragan Simic
2024-09-22 11:24 ` Florian Klink
2024-09-22 11:21 Florian Klink
2024-09-22 12:05 ` Dragan Simic
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