On Wed, 13 Oct 2021 17:17:25 -0500 Rob Herring robh+dt@xxxxxxxxxx wrote: ... >In general, you shouldn't need to be changing the drivers. Can you >tell me which warnings need driver changes? ethernet and mdio drivers share registers, so they use same unit-address: arch/powerpc/boot/dts/tqm5200.dts:127.17-133.5: Warning (unique_unit_address): /soc5200@f0000000/ethernet@3000: duplicate unit-address (also used in node /soc5200@f0000000/mdio@3000) arch/powerpc/boot/dts/mpc5200b.dtsi:218.23-223.5: Warning (unique_unit_address): /soc5200@f0000000/ethernet@3000: duplicate unit-address (also used in node /soc5200@f0000000/mdio@3000) also defined at arch/powerpc/boot/dts/digsy_mtc.dts:60.17-62.5 Anatolij