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authorThierry Reding <thierry.reding@avionic-design.de>2012-09-19 10:57:36 +0200
committerLinus Walleij <linus.walleij@linaro.org>2012-09-20 08:54:58 +0200
commit790b520e3accec16f3d93937ef6fb91d1fd30cf0 (patch)
tree96641fe65f1e5887dd7ec4a28aeae0ae6cbf373c /Documentation
parent5e969a401a0126806cc2a358800b5b52d6c0a246 (diff)
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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>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/gpio/gpio-adnp.txt4
1 files changed, 4 insertions, 0 deletions
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 {