/dts-v1/; #include / { model = "NXP Freedom KL25Z board"; compatible = "nxp,frdm-kl25z", "nxp,kl25z", "nxp,mkl25z4"; aliases { uart_0 = &uart0; }; chosen { zephyr,sram = &sram0; zephyr,flash = &flash0; zephyr,console = &uart0; }; }; &uart0 { status = "ok"; current-speed = <115200>; };