46 lines
1.1 KiB
Diff
46 lines
1.1 KiB
Diff
From 508a0a0d4e2e7b547950b2adb15594a75654708f Mon Sep 17 00:00:00 2001
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From: sbwml <admin@cooluc.com>
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Date: Mon, 2 Dec 2024 10:34:33 +0800
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Subject: [PATCH] rockchip: add pwm-fan controller for nanopi r2s/r4s
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Signed-off-by: sbwml <admin@cooluc.com>
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---
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arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 8 ++++++++
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arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts | 8 ++++++++
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2 files changed, 16 insertions(+)
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--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
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+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
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@@ -115,6 +115,14 @@
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regulator-boot-on;
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vin-supply = <&vdd_5v>;
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};
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+
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+ fan: pwm-fan {
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+ compatible = "pwm-fan";
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+ cooling-levels = <0 18 60 100 255>;
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+ #cooling-cells = <2>;
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+ fan-supply = <&vdd_5v>;
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+ pwms = <&pwm2 0 50000 0>;
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+ };
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};
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&cpu0 {
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--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
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+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
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@@ -69,6 +69,14 @@
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regulator-always-on;
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regulator-boot-on;
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};
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+
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+ fan: pwm-fan {
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+ compatible = "pwm-fan";
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+ cooling-levels = <0 18 60 100 255>;
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+ #cooling-cells = <2>;
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+ fan-supply = <&vdd_5v>;
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+ pwms = <&pwm1 0 50000 0>;
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+ };
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};
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&emmc_phy {
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