From b06d43f7a3db3ea4d62b3e0a299855c2a29ea18d Mon Sep 17 00:00:00 2001 From: Daniel Hung-yu Wu Date: Wed, 18 May 2016 14:55:12 -0700 Subject: Input: add Atmel Captouch Button driver Add I2C driver for Atmel Capacitive Touch Button device. Signed-off-by: Hung-yu Wu Signed-off-by: Grant Grundler Acked-by: Rob Herring Signed-off-by: Dmitry Torokhov --- .../devicetree/bindings/input/atmel,captouch.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/atmel,captouch.txt (limited to 'Documentation/devicetree/bindings/input') diff --git a/Documentation/devicetree/bindings/input/atmel,captouch.txt b/Documentation/devicetree/bindings/input/atmel,captouch.txt new file mode 100644 index 000000000000..fe9ee5c53bcc --- /dev/null +++ b/Documentation/devicetree/bindings/input/atmel,captouch.txt @@ -0,0 +1,36 @@ +Device tree bindings for Atmel capacitive touch device, typically +an Atmel touch sensor connected to AtmegaXX MCU running firmware +based on Qtouch library. + +The node for this device must be a child of a I2C controller node, as the +device communicates via I2C. + +Required properties: + + compatible: Must be "atmel,captouch". + reg: The I2C slave address of the device. + interrupts: Property describing the interrupt line the device + is connected to. The device only has one interrupt + source. + linux,keycodes: Specifies an array of numeric keycode values to + be used for reporting button presses. The array can + contain up to 8 entries. + +Optional properties: + + autorepeat: Enables the Linux input system's autorepeat + feature on the input device. + +Example: + + atmel-captouch@51 { + compatible = "atmel,captouch"; + reg = <0x51>; + interrupt-parent = <&tlmm>; + interrupts = <67 IRQ_TYPE_EDGE_FALLING>; + linux,keycodes = , , + , , + , , + , ; + autorepeat; + }; -- cgit v1.2.3