summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt')
-rw-r--r--Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt19
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt b/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt
new file mode 100644
index 000000000..b2fa11fd4
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt
@@ -0,0 +1,19 @@
+*ImgTec PowerDown Controller (PDC) Watchdog Timer (WDT)
+
+Required properties:
+- compatible : Should be "img,pdc-wdt"
+- reg : Should contain WDT registers location and length
+- clocks: Must contain an entry for each entry in clock-names.
+- clock-names: Should contain "wdt" and "sys"; the watchdog counter
+ clock and register interface clock respectively.
+- interrupts : Should contain WDT interrupt
+
+Examples:
+
+watchdog@18102100 {
+ compatible = "img,pdc-wdt";
+ reg = <0x18102100 0x100>;
+ clocks = <&pdc_wdt_clk>, <&sys_clk>;
+ clock-names = "wdt", "sys";
+ interrupts = <0 52 IRQ_TYPE_LEVEL_HIGH>;
+};