Re: [PATCH v2 3/3] mips: dts: ralink: mt7621: add serial1 and serial2 nodes

[AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>]

Il 07/03/24 20:04, Justin Swartz ha scritto:
> Add serial1 and serial2 nodes to define the existence of
> the MT7621's second and third UARTs.
> 
> Signed-off-by: Justin Swartz <justin.swartz@risingedge.co.za>
> ---
>   arch/mips/boot/dts/ralink/mt7621.dtsi | 28 +++++++++++++++++++++++++++
>   1 file changed, 28 insertions(+)
> 
> diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi b/arch/mips/boot/dts/ralink/mt7621.dtsi
> index 3ad4e2343..5a89f0b8c 100644
> --- a/arch/mips/boot/dts/ralink/mt7621.dtsi
> +++ b/arch/mips/boot/dts/ralink/mt7621.dtsi
> @@ -124,6 +124,34 @@ serial0: serial@c00 {
>   			pinctrl-0 = <&uart1_pins>;
>   		};
>   
> +		serial1: serial@d00 {
> +			compatible = "ns16550a";
> +			reg = <0xd00 0x100>;
> +			reg-io-width = <4>;
> +			reg-shift = <2>;
> +			clocks = <&sysc MT7621_CLK_UART2>;
> +			interrupt-parent = <&gic>;
> +			interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>;
> +			no-loopback-test;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&uart2_pins>;

As already commented on patch [1/3], pin muxing is board specific. Please remove.

Also, is there any reason why you can't simply use the `interrupts-extended`
property instead of interrupt-parent and interrupts?

Regards,
Angelo