Commit b9622937 authored by Chukun Pan's avatar Chukun Pan Committed by Jernej Skrabec
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arm64: dts: allwinner: h616: update emac for Orange Pi Zero 3 



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: 322bf103 ("arm64: dts: allwinner: h616: Split Orange Pi Zero 2 DT")
Signed-off-by: default avatarChukun Pan <amadeus@jmu.edu.cn>
Reviewed-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20231029074009.7820-2-amadeus@jmu.edu.cn


Signed-off-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
parent b85ea95d

arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi

+0 −3
Original line number Diff line number Diff line
@@ -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";

};

arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero2.dts

+3 −0
Original line number Diff line number Diff line
@@ -13,6 +13,9 @@ / { 
};



&emac0 {

	allwinner,rx-delay-ps = <3100>;

	allwinner,tx-delay-ps = <700>;

	phy-mode = "rgmii";

	phy-supply = <&reg_dcdce>;

};

arch/arm64/boot/dts/allwinner/sun50i-h618-orangepi-zero3.dts

+2 −0
Original line number Diff line number Diff line
@@ -13,6 +13,8 @@ / { 
};



&emac0 {

	allwinner,tx-delay-ps = <700>;

	phy-mode = "rgmii-rxid";

	phy-supply = <&reg_dldo1>;

};