xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun*ImgTec PowerDown Controller (PDC) Watchdog Timer (WDT)
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- compatible : Should be "img,pdc-wdt"
5*4882a593Smuzhiyun- reg : Should contain WDT registers location and length
6*4882a593Smuzhiyun- clocks: Must contain an entry for each entry in clock-names.
7*4882a593Smuzhiyun- clock-names: Should contain "wdt" and "sys"; the watchdog counter
8*4882a593Smuzhiyun               clock and register interface clock respectively.
9*4882a593Smuzhiyun- interrupts : Should contain WDT interrupt
10*4882a593Smuzhiyun
11*4882a593SmuzhiyunExamples:
12*4882a593Smuzhiyun
13*4882a593Smuzhiyunwatchdog@18102100 {
14*4882a593Smuzhiyun	compatible = "img,pdc-wdt";
15*4882a593Smuzhiyun	reg = <0x18102100 0x100>;
16*4882a593Smuzhiyun	clocks = <&pdc_wdt_clk>, <&sys_clk>;
17*4882a593Smuzhiyun	clock-names = "wdt", "sys";
18*4882a593Smuzhiyun	interrupts = <0 52 IRQ_TYPE_LEVEL_HIGH>;
19*4882a593Smuzhiyun};
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