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Date: Sat, 30 Nov 2013 17:53:36 +0100 From: Sebastian Reichel <sre@...ian.org> To: Sebastian Reichel <sre@...g0.de>, Dmitry Torokhov <dmitry.torokhov@...il.com>, Dmitry Torokhov <dtor@...l.ru>, linux-input@...r.kernel.org Cc: Rob Herring <rob.herring@...xeda.com>, Pawel Moll <pawel.moll@....com>, Mark Rutland <mark.rutland@....com>, Stephen Warren <swarren@...dotorg.org>, Ian Campbell <ijc+devicetree@...lion.org.uk>, Rob Landley <rob@...dley.net>, Grant Likely <grant.likely@...aro.org>, devicetree@...r.kernel.org, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, Sebastian Reichel <sre@...ian.org> Subject: [PATCHv4 2/2] dt: binding documentation for twl4030-keypad Add devicetree binding documentation for twl4030-keypad. Signed-off-by: Sebastian Reichel <sre@...ian.org> --- .../devicetree/bindings/input/twl4030-keypad.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/twl4030-keypad.txt diff --git a/Documentation/devicetree/bindings/input/twl4030-keypad.txt b/Documentation/devicetree/bindings/input/twl4030-keypad.txt new file mode 100644 index 0000000..e4be2f7 --- /dev/null +++ b/Documentation/devicetree/bindings/input/twl4030-keypad.txt @@ -0,0 +1,27 @@ +* TWL4030's Keypad Controller device tree bindings + +TWL4030's Keypad controller is used to interface a SoC with a matrix-type +keypad device. The keypad controller supports multiple row and column lines. +A key can be placed at each intersection of a unique row and a unique column. +The keypad controller can sense a key-press and key-release and report the +event using a interrupt to the cpu. + +This binding is based on the matrix-keymap binding with the following +changes: + + * keypad,num-rows and keypad,num-columns are required. + +Required SoC Specific Properties: +- compatible: should be one of the following + - "ti,twl4030-keypad": For controllers compatible with twl4030 keypad + controller. +- interrupt: should be one of the following + - <1>: For controllers compatible with twl4030 keypad controller. + +Example: + twl_keypad: keypad { + compatible = "ti,twl4030-keypad"; + interrupts = <1>; + keypad,num-rows = <8>; + keypad,num-columns = <8>; + }; -- 1.8.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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