From 0b23488d7c6ed8dacef62c8c07a85de189f43201 Mon Sep 17 00:00:00 2001 From: Icenowy Zheng Date: Wed, 10 May 2023 10:48:09 +0800 Subject: [PATCH] riscv: dts: thead: lpi4a: change fan PWM frequency The fan PWM is originally running at 1kHz, which leads to some annoying noise. Lower it to 100Hz now. Signed-off-by: Icenowy Zheng --- arch/riscv/boot/dts/thead/light-lpi4a-ref.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts b/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts index 9015b72b7..b20613631 100644 --- a/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts +++ b/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts @@ -194,7 +194,7 @@ fan: pwm-fan { compatible = "pwm-fan"; #cooling-cells = <2>; - pwms = <&pwm 1 1000000 0>; + pwms = <&pwm 1 10000000 0>; cooling-levels = <0 64 192 255>; };