Hi,

On Sat, Oct 12, 2019 at 01:05:24PM -0700, Alistair Francis wrote:
> Follow what the sun50i-a64-pine64.dts does and expose all 5 serial
> connections.
>
> Signed-off-by: Alistair Francis <alistair@alistair23.me>
> ---
>  .../allwinner/sun50i-a64-sopine-baseboard.dts | 25 +++++++++++++++++++
>  1 file changed, 25 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts
> index 124b0b030b28..49c37b21ab36 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts
> @@ -56,6 +56,10 @@
>  	aliases {
>  		ethernet0 = &emac;
>  		serial0 = &uart0;
> +		serial1 = &uart1;
> +		serial2 = &uart2;
> +		serial3 = &uart3;
> +		serial4 = &uart4;
>  	};
>
>  	chosen {
> @@ -280,6 +284,27 @@
>  	};
>  };
>
> +/* On Pi-2 connector */
> +&uart2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart2_pins>;
> +	status = "disabled";
> +};
> +
> +/* On Euler connector */
> +&uart3 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart3_pins>;
> +	status = "disabled";
> +};
> +
> +/* On Euler connector, RTS/CTS optional */
> +&uart4 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart4_pins>;
> +	status = "disabled";
> +};

Since these are all the default muxing, maybe we should just set that
in the DTSI?

Maxime