From: Thierry Reding <thierry.reding@avionic-design.de>
Date: Wed, 19 Sep 2012 08:57:36 +0000 (+0200)
Subject: gpio: adnp: dt: Reference generic interrupt binding
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=790b520e3accec16f3d93937ef6fb91d1fd30cf0;p=linux-beck.git

gpio: adnp: dt: Reference generic interrupt binding

Instead of having to duplicate the description of the properties needed
for interrupt support, reference the new standard document.

Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: devicetree-discuss@lists.ozlabs.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
[Minor spelling correction]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/Documentation/devicetree/bindings/gpio/gpio-adnp.txt b/Documentation/devicetree/bindings/gpio/gpio-adnp.txt
index 5a09a216fe65..af66b2724837 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-adnp.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-adnp.txt
@@ -11,6 +11,10 @@ Required properties:
 - gpio-controller: Marks the device as a GPIO controller
 - nr-gpios: The number of pins supported by the controller.
 
+The GPIO expander can optionally be used as an interrupt controller, in
+which case it uses the default two cell specifier as described in
+Documentation/devicetree/bindings/interrupt-controller/interrupts.txt.
+
 Example:
 
 	gpioext: gpio-controller@41 {