/dts-v1/; #include "ast2500-u-boot.dtsi" / { memory { device_type = "memory"; reg = <0x80000000 0x20000000>; }; chosen { stdout-path = &uart5; }; }; &uart5 { u-boot,dm-pre-reloc; status = "okay"; }; &sdrammc { clock-frequency = <400000000>; };