Re: [PATCH v4 8/8] arm64: dts: amlogic: t7: khadas-vim4: Add i2c MCU fan node

[Neil Armstrong]

On 4/21/26 13:49, Ronald Claveau via B4 Relay wrote:
> From: Ronald Claveau <linux-kernel-dev@xxxxxxxx>
>
> Enable and configure i2c MCU node to get fan working on Khadas VIM4.
>
> Signed-off-by: Ronald Claveau <linux-kernel-dev@xxxxxxxx>
> ---
>   .../boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts      | 13 +++++++++++++
>   1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts
> index 69d6118ba57e7..5d7f5390f3a66 100644
> --- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts
> +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts
> @@ -157,6 +157,19 @@ wifi32k: wifi32k {
>   	};
>   };
>   
> +&i2c_m_ao_a {
> +	status = "okay";
> +	pinctrl-0 = <&i2c0_ao_d_pins>;
> +	pinctrl-names = "default";
> +
> +	khadas_mcu: system-controller@18 {
> +		compatible = "khadas,vim4-mcu";
> +		reg = <0x18>;
> +		fan-supply = <&vcc5v>;
> +		#cooling-cells = <2>;
> +	};
> +};
> +
>   &pwm_ab {
>   	status = "okay";
>   	pinctrl-0 = <&pwm_a_pins>;

Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>

Thanks,
Neil