The Motorcomm Phy can be talked to on mdio broadcast address 0, but the actuall address is 3. Adapt the reg property and node name accordingly. Signed-off-by: Uwe Kleine-König <uwe@xxxxxxxxxxxxxxxxx> --- arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts b/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts index 7bd32d230ad2..70e88769e21c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts @@ -481,9 +481,10 @@ eeprom@56 { }; &mdio0 { - rgmii_phy0: ethernet-phy@0 { + rgmii_phy0: ethernet-phy@3 { + /* Motorcomm YT8521 phy */ compatible = "ethernet-phy-ieee802.3-c22"; - reg = <0x0>; + reg = <0x3>; }; }; -- 2.47.1