ARM: mediatek: dts: Add bindings for watchdog

Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
new file mode 100644 (file)
index 0000000..af9eb5b
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
@@ -0,0 +1,13 @@
+Mediatek SoCs Watchdog timer
+
+Required properties:
+
+- compatible : should be "mediatek,mt6589-wdt"
+- reg : Specifies base physical address and size of the registers.
+
+Example:
+
+wdt: watchdog@010000000 {
+       compatible = "mediatek,mt6589-wdt";
+       reg = <0x10000000 0x18>;
+};