From 1613976bbdc560b5ed906af9976ae476996550c3 Mon Sep 17 00:00:00 2001 From: Martin Kepplinger Date: Thu, 20 Apr 2017 10:41:27 -0700 Subject: [PATCH] dt-bindings: input: add bindings document for ar1021_i2c driver Add a simple binding document describing the supported devices and the I2C bus address. Signed-off-by: Martin Kepplinger Acked-by: Rob Herring Signed-off-by: Dmitry Torokhov --- .../bindings/input/touchscreen/ar1021.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ar1021.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt b/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt new file mode 100644 index 000000000000..e459e8546f34 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt @@ -0,0 +1,16 @@ +* Microchip AR1020 and AR1021 touchscreen interface (I2C) + +Required properties: +- compatible : "microchip,ar1021-i2c" +- reg : I2C slave address +- interrupt-parent : the phandle for the interrupt controller +- interrupts : touch controller interrupt + +Example: + + touchscreen@4d { + compatible = "microchip,ar1021-i2c"; + reg = <0x4d>; + interrupt-parent = <&gpio3>; + interrupts = <11 IRQ_TYPE_LEVEL_HIGH>; + }; -- 2.20.1