From 1888e7ad568835debfc7f6dc9d722b2efc55c55d Mon Sep 17 00:00:00 2001 From: Naidu Tellapati Date: Tue, 6 Jan 2015 10:19:35 -0300 Subject: [PATCH] DT: watchdog: Add ImgTec PDC Watchdog Timer binding documentation Add the devicetree binding document for ImgTec PDC Watchdog Timer. Reviewed-by: Andrew Bresticker Signed-off-by: Naidu Tellapati Signed-off-by: Jude Abraham Signed-off-by: Ezequiel Garcia Reviewed-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- .../bindings/watchdog/imgpdc-wdt.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt b/Documentation/devicetree/bindings/watchdog/imgpdc-wdt.txt new file mode 100644 index 000000000000..b2fa11fd43de --- /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>; +}; -- 2.20.1