linux-kernel - Re: [PATCH] arm64: dts: allwinner: define USB3 Ethernet on NanoPi R1S H5

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Date:   Tue, 03 May 2022 19:54:34 +0200
From:   Jernej Škrabec <jernej.skrabec@...il.com>
To:     Chen-Yu Tsai <wens@...e.org>, Chukun Pan <amadeus@....edu.cn>
Cc:     Samuel Holland <samuel@...lland.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Chukun Pan <amadeus@....edu.cn>
Subject: Re: [PATCH] arm64: dts: allwinner: define USB3 Ethernet on NanoPi R1S H5

Dne ponedeljek, 02. maj 2022 ob 16:40:09 CEST je Chukun Pan napisal(a):
> The NanoPi R1S H5 has a Realtek RTL8153B USB 3.0 Ethernet chip
> connected to the USB 2.0 port of the Allwinner H5 SoC.
> 
> Signed-off-by: Chukun Pan <amadeus@....edu.cn>
> ---
>  arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-r1s-h5.dts | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-r1s-h5.dts b/
arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-r1s-h5.dts
> index 55b369534a08..dd655a491549 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-r1s-h5.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-r1s-h5.dts
> @@ -21,7 +21,8 @@ / {
>  
>  	aliases {
>  		ethernet0 = &emac;
> -		ethernet1 = &rtl8189etv;
> +		ethernet1 = &rtl8153;
> +		ethernet2 = &rtl8189etv;
>  		serial0 = &uart0;
>  	};
>  
> @@ -116,6 +117,11 @@ &cpu0 {
>  
>  &ehci1 {
>  	status = "okay";

You need to add #address-cells and #size-cells properties, otherwise "make 
dtbs_check W=1" generates warnings.

Best regards,
Jernej

> +
> +	rtl8153: device@1 {
> +		compatible = "usbbda,8153";
> +		reg = <1>;
> +	};
>  };
>  
>  &ehci2 {
> -- 
> 2.25.1
> 
>