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添加 patch/kernel/rockchip/014-rockchip-add-pwm-fan-controller-for-nanopi-r2s-r4s.patch

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Signed-off-by: zhao <zhao@noreply.localhost>
This commit is contained in:
zhao 2025-03-11 12:35:15 +08:00
parent 296f0301fa
commit ad5b4d31dd
1 changed files with 45 additions and 0 deletions
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45
patch/kernel/rockchip/014-rockchip-add-pwm-fan-controller-for-nanopi-r2s-r4s.patch Normal file
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@ -0,0 +1,45 @@
From 508a0a0d4e2e7b547950b2adb15594a75654708f Mon Sep 17 00:00:00 2001
From: sbwml <admin@cooluc.com>
Date: Mon, 2 Dec 2024 10:34:33 +0800
Subject: [PATCH] rockchip: add pwm-fan controller for nanopi r2s/r4s
Signed-off-by: sbwml <admin@cooluc.com>
---
arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 8 ++++++++
arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts | 8 ++++++++
2 files changed, 16 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -114,6 +114,14 @@
regulator-boot-on;
vin-supply = <&vdd_5v>;
};
+
+ fan: pwm-fan {
+ compatible = "pwm-fan";
+ cooling-levels = <0 18 60 100 255>;
+ #cooling-cells = <2>;
+ fan-supply = <&vdd_5v>;
+ pwms = <&pwm2 0 50000 0>;
+ };
};
&cpu0 {
--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
@@ -69,6 +69,14 @@
regulator-always-on;
regulator-boot-on;
};
+
+ fan: pwm-fan {
+ compatible = "pwm-fan";
+ cooling-levels = <0 18 60 100 255>;
+ #cooling-cells = <2>;
+ fan-supply = <&vdd_5v>;
+ pwms = <&pwm1 0 50000 0>;
+ };
};
&emmc_phy {