&i2c1 {
        status = "okay";
 
-       hym8563: hym8563@51 {
+       hym8563: rtc@51 {
                compatible = "haoyu,hym8563";
                reg = <0x51>;
                #clock-cells = <0>;
 
                vin-supply = <&vcc_sys>;
        };
 
-       hym8563@51 {
+       rtc@51 {
                compatible = "haoyu,hym8563";
                reg = <0x51>;
 
 
                vin-supply = <&vcc_sys>;
        };
 
-       hym8563: hym8563@51 {
+       hym8563: rtc@51 {
                compatible = "haoyu,hym8563";
                reg = <0x51>;
                #clock-cells = <0>;
 
                vin-supply = <&vcc_sys>;
        };
 
-       hym8563: hym8563@51 {
+       hym8563: rtc@51 {
                compatible = "haoyu,hym8563";
                reg = <0x51>;
                #clock-cells = <0>;
 
 };
 
 &i2c0 {
-       hym8563: hym8563@51 {
+       hym8563: rtc@51 {
                compatible = "haoyu,hym8563";
                reg = <0x51>;
                #clock-cells = <0>;