From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Date: Tue, 4 Apr 2023 17:38:07 +0000 (+0300)
Subject: arm64: dts: rockchip: Add pwm-fan to rk3588-rock-5b
X-Git-Tag: v6.4-rc1~168^2~17^2~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f36bb17653e4b9e26bbdb1224027d20614e77636;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: rockchip: Add pwm-fan to rk3588-rock-5b

Add the necessary DT changes for the Rock 5B board to enable support for
the PWM controlled heat sink fan.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Reviewed-by: Christopher Obbard <chris.obbard@collabora.com>
Link: https://lore.kernel.org/r/20230404173807.490520-3-cristian.ciocaltea@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index e63138eb7e8df..24fb5340e981e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -17,6 +17,14 @@
 		stdout-path = "serial2:1500000n8";
 	};
 
+	fan: pwm-fan {
+		compatible = "pwm-fan";
+		cooling-levels = <0 95 145 195 255>;
+		fan-supply = <&vcc5v0_sys>;
+		pwms = <&pwm1 0 50000 0>;
+		#cooling-cells = <2>;
+	};
+
 	vcc5v0_sys: vcc5v0-sys-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc5v0_sys";
@@ -52,6 +60,10 @@
 	};
 };
 
+&pwm1 {
+	status = "okay";
+};
+
 &sdhci {
 	bus-width = <8>;
 	no-sdio;