--- /dev/null
+/dts-v1/;
+
+#include "mt7621_ubnt_edgerouter-x.dtsi"
+
+/ {
+ model = "Ubiquiti EdgeRouter X SFP";
+ compatible = "ubnt,edgerouter-x-sfp", "mediatek,mt7621-soc";
+};
+
+&i2c {
+ status = "okay";
+
+ pca9555@25 {
+ compatible = "nxp,pca9555";
+ reg = <0x25>;
+ };
+};