Re: [PATCH 2/2] arm64: dts: rockchip: rk3588-rock-5b: Add pwm-fan

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Hi Cristian,

On Mon, 2023-04-03 at 13:50 +0300, Cristian Ciocaltea wrote:
> 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@xxxxxxxxxxxxx>

Reviewed-by: Christopher Obbard <chris.obbard@xxxxxxxxxxxxx>

> ---
>  arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> index 95805cb0adfa..bd74d9da2c17 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 @@ chosen {
>                 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";
> @@ -27,6 +35,10 @@ vcc5v0_sys: vcc5v0-sys-regulator {
>         };
>  };
>  
> +&pwm1 {
> +       status = "okay";
> +};
> +
>  &sdhci {
>         bus-width = <8>;
>         no-sdio;
> -- 
> 2.40.0
> 
> 




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