[linux-sunxi] [PATCH 10/10] arm64: dts: allwinner: a64: bananapi-m64: Enable RGMII RX/TX delay on PHY

Corentin Labbe clabbe.montjoie at gmail.com
Sat Oct 24 15:58:03 EDT 2020


On Sun, Oct 25, 2020 at 12:25:15AM +0800, Chen-Yu Tsai wrote:
> From: Chen-Yu Tsai <wens at csie.org>
> 
> The Ethernet PHY on the Bananapi M64 has the RX and TX delays
> enabled on the PHY, using pull-ups on the RXDLY and TXDLY pins.
> 
> Fix the phy-mode description to correct reflect this so that the
> implementation doesn't reconfigure the delays incorrectly. This
> happened with commit bbc4d71d6354 ("net: phy: realtek: fix rtl8211e
> rx/tx delay config").
> 
> Fixes: e7295499903d ("arm64: allwinner: bananapi-m64: Enable dwmac-sun8i")
> Fixes: 94f442886711 ("arm64: dts: allwinner: A64: Restore EMAC changes")
> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
> ---
>  arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
> index 3ea5182ca489..e5e840b9fbb4 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
> @@ -105,7 +105,7 @@ &ehci1 {
>  &emac {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&rgmii_pins>;
> -	phy-mode = "rgmii";
> +	phy-mode = "rgmii-id";
>  	phy-handle = <&ext_rgmii_phy>;
>  	phy-supply = <&reg_dc1sw>;
>  	status = "okay";
> -- 
> 2.28.0

Tested-by: Corentin Labbe <clabbe.montjoie at gmail.com>

Thanks



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