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No, direct use one dtso. see https://elixir.bootlin.com/linux/v7.3-rc3/source/arch/arm64/boot/dts/freescale/imx-pcie0-ep.dtso And makefile to check how apply the same dtso for difference boards Frank > > This to save 2 lines of duplicated code, `&lpuart2 { status = "reserved"; };`. > > To me this is just worst than the current proposal. > > Francesco > >