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From:   Jernej =?utf-8?B?xaBrcmFiZWM=?= <jernej.skrabec@gmail.com>
To:     Chukun Pan <amadeus@jmu.edu.cn>
Cc:     Samuel Holland <samuel@sholland.org>,
        Andre Przywara <andre.przywara@arm.com>,
        Chen-Yu Tsai <wens@csie.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        Chukun Pan <amadeus@jmu.edu.cn>
Subject: Re: [PATCH v2 1/1] arm64: dts: allwinner: h616: update emac for Orange Pi
 Zero 3
Date:   Sat, 18 Nov 2023 22:53:32 +0100
Message-ID: <2303336.ElGaqSPkdT@jernej-laptop>
In-Reply-To: <20231029074009.7820-2-amadeus@jmu.edu.cn>
References: <20231029074009.7820-1-amadeus@jmu.edu.cn>
 <20231029074009.7820-2-amadeus@jmu.edu.cn>
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Dne nedelja, 29. oktober 2023 ob 08:40:09 CET je Chukun Pan napisal(a):
> The current emac setting is not suitable for Orange Pi Zero 3,
> move it back to Orange Pi Zero 2 DT. Also update phy mode and
> delay values for emac on Orange Pi Zero 3.
> With these changes, Ethernet now looks stable.
> 
> Fixes: 322bf103204b ("arm64: dts: allwinner: h616: Split Orange Pi Zero 2 DT")
> Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>

Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>

Best regards,
Jernej

> ---
>  arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi | 3 ---
>  arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts | 3 +++
>  arch/arm64/boot/dts/allwinner/sun50i-h618-orangepi-zero3.dts | 2 ++
>  3 files changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi
> index 15290e6892fc..fc7315b94406 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi
> @@ -68,10 +68,7 @@ &ehci1 {
>  &emac0 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&ext_rgmii_pins>;
> -	phy-mode = "rgmii";
>  	phy-handle = <&ext_rgmii_phy>;
> -	allwinner,rx-delay-ps = <3100>;
> -	allwinner,tx-delay-ps = <700>;
>  	status = "okay";
>  };
>  
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts
> index d83852e72f06..b5d713926a34 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts
> @@ -13,6 +13,9 @@ / {
>  };
>  
>  &emac0 {
> +	allwinner,rx-delay-ps = <3100>;
> +	allwinner,tx-delay-ps = <700>;
> +	phy-mode = "rgmii";
>  	phy-supply = <&reg_dcdce>;
>  };
>  
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h618-orangepi-zero3.dts b/arch/arm64/boot/dts/allwinner/sun50i-h618-orangepi-zero3.dts
> index 00fe28caac93..b3b1b8692125 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h618-orangepi-zero3.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h618-orangepi-zero3.dts
> @@ -13,6 +13,8 @@ / {
>  };
>  
>  &emac0 {
> +	allwinner,tx-delay-ps = <700>;
> +	phy-mode = "rgmii-rxid";
>  	phy-supply = <&reg_dldo1>;
>  };
>  
>