GNU Linux-libre 4.19.264-gnu1
[releases.git] / Documentation / devicetree / bindings / rtc / xgene-rtc.txt
1 * APM X-Gene Real Time Clock
2
3 RTC controller for the APM X-Gene Real Time Clock
4
5 Required properties:
6 - compatible : Should be "apm,xgene-rtc"
7 - reg: physical base address of the controller and length of memory mapped
8   region.
9 - interrupts: IRQ line for the RTC.
10 - #clock-cells: Should be 1.
11 - clocks: Reference to the clock entry.
12
13 Example:
14
15 rtcclk: rtcclk {
16         compatible = "fixed-clock";
17         #clock-cells = <1>;
18         clock-frequency = <100000000>;
19         clock-output-names = "rtcclk";
20 };
21
22 rtc: rtc@10510000 {
23         compatible = "apm,xgene-rtc";
24         reg = <0x0 0x10510000 0x0 0x400>;
25         interrupts = <0x0 0x46 0x4>;
26         #clock-cells = <1>;
27         clocks = <&rtcclk 0>;
28 };