|  | Haoyu Microelectronics HYM8563 Real Time Clock | 
|  |  | 
|  | The HYM8563 provides basic rtc and alarm functionality | 
|  | as well as a clock output of up to 32kHz. | 
|  |  | 
|  | Required properties: | 
|  | - compatible: should be: "haoyu,hym8563" | 
|  | - reg: i2c address | 
|  | - interrupts: rtc alarm/event interrupt | 
|  | - #clock-cells: the value should be 0 | 
|  |  | 
|  | Optional properties: | 
|  | - clock-output-names: From common clock binding | 
|  |  | 
|  | Example: | 
|  |  | 
|  | hym8563: hym8563@51 { | 
|  | compatible = "haoyu,hym8563"; | 
|  | reg = <0x51>; | 
|  |  | 
|  | interrupts = <13 IRQ_TYPE_EDGE_FALLING>; | 
|  |  | 
|  | #clock-cells = <0>; | 
|  | }; | 
|  |  | 
|  | device { | 
|  | ... | 
|  | clocks = <&hym8563>; | 
|  | ... | 
|  | }; |