I believed that gigabit was not working due to some unknown missing GPIO. In fact, gigabit worked when REALTEK_PHY was compiled out. So the problem was due to PHY delay and we need to use rgmii-id. Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx> --- arch/arm/boot/dts/gemini-ns2502.dts | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/arch/arm/boot/dts/gemini-ns2502.dts b/arch/arm/boot/dts/gemini-ns2502.dts index 37e5debb693c..c759c4c732ab 100644 --- a/arch/arm/boot/dts/gemini-ns2502.dts +++ b/arch/arm/boot/dts/gemini-ns2502.dts @@ -39,10 +39,6 @@ mdio0: mdio { phy0: ethernet-phy@1 { reg = <1>; device_type = "ethernet-phy"; - /* We lack the knowledge of necessary GPIO to achieve - * Gigabit - */ - max-speed = <100>; }; }; }; @@ -50,7 +46,7 @@ phy0: ethernet-phy@1 { ðernet { status = "okay"; ethernet-port@0 { - phy-mode = "rgmii"; + phy-mode = "rgmii-id"; phy-handle = <&phy0>; mac-address = [00 1F 1F 8E 65 E2]; }; -- 2.34.1