target/linux/ramips/patches-3.10/0003-DT-Add-documentation-for-rt2880-wdt.patch

   1 From 8b87087423057f8a06423702f3035634d6e8cd73 Mon Sep 17 00:00:00 2001
   2 From: John Crispin <blogic@openwrt.org>
   3 Date: Sun, 28 Jul 2013 19:57:20 +0200
   4 Subject: [PATCH 03/25] DT: Add documentation for rt2880-wdt
   5
   6 This document describes the binding of the watchdog core found ralink wireless
   7 SoC.
   8
   9 Signed-off-by: John Crispin <blogic@openwrt.org>
  10 Cc: linux-watchdog@vger.kernel.org
  11 Cc: linux-mips@linux-mips.org
  12 Cc: devicetree-discuss@lists.ozlabs.org
  13 ---
  14  .../devicetree/bindings/watchdog/rt2880-wdt.txt     |   19 +++++++++++++++++++
  15  1 file changed, 19 insertions(+)
  16  create mode 100644 Documentation/devicetree/bindings/watchdog/rt2880-wdt.txt
  17
  18 --- /dev/null
  19 +++ b/Documentation/devicetree/bindings/watchdog/rt2880-wdt.txt
  20 @@ -0,0 +1,19 @@
  21 +Ralink Watchdog Timers
  22 +
  23 +Required properties :
  24 +- compatible: must be "ralink,rt2880-wdt"
  25 +- reg: physical base address of the controller and length of the register range
  26 +
  27 +Optional properties :
  28 +- interrupt-parent: phandle to the INTC device node
  29 +- interrupts: Specify the INTC interrupt number
  30 +
  31 +Example:
  32 +
  33 +       watchdog@120 {
  34 +               compatible = "ralink,rt2880-wdt";
  35 +               reg = <0x120 0x10>;
  36 +
  37 +               interrupt-parent = <&intc>;
  38 +               interrupts = <1>;
  39 +       };