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Commit f20c86cd authored by Dmitry Torokhov's avatar Dmitry Torokhov
Browse files

Merge branch 'next' into for-linus

Prepare input updates for 3.19.
parents a1f9a407 1d6a0136
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+16 −10
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Device tree bindings for Microchip CAP1106, 6 channel capacitive touch sensor
Device tree bindings for Microchip CAP11xx based capacitive touch sensors

The node for this driver must be a child of a I2C controller node, as the
The node for this device must be a child of a I2C controller node, as the
device communication via I2C only.

Required properties:

	compatible:		Must be "microchip,cap1106"
	compatible:		Must contain one of:
					"microchip,cap1106"
					"microchip,cap1126"
					"microchip,cap1188"

	reg:			The I2C slave address of the device.
				Only 0x28 is valid.

	interrupts:		Property describing the interrupt line the
				device's ALERT#/CM_IRQ# pin is connected to.
@@ -26,6 +28,10 @@ Optional properties:
				Valid values are 1, 2, 4, and 8.
				By default, a gain of 1 is set.

	microchip,irq-active-high:	By default the interrupt pin is active low
				open drain. This property allows using the active
				high push-pull output.

	linux,keycodes:		Specifies an array of numeric keycode values to
				be used for the channels. If this property is
				omitted, KEY_A, KEY_B, etc are used as
@@ -43,11 +49,11 @@ i2c_controller {
		autorepeat;
		microchip,sensor-gain = <2>;

		linux,keycodes = <103		/* KEY_UP */
				  106		/* KEY_RIGHT */
				  108		/* KEY_DOWN */
				  105		/* KEY_LEFT */
				  109		/* KEY_PAGEDOWN */
				  104>;		/* KEY_PAGEUP */
		linux,keycodes = <103>,		/* KEY_UP */
				 <106>,		/* KEY_RIGHT */
				 <108>,		/* KEY_DOWN */
				 <105>,		/* KEY_LEFT */
				 <109>,		/* KEY_PAGEDOWN */
				 <104>;		/* KEY_PAGEUP */
	};
}
+34 −0
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Elantech I2C Touchpad

Required properties:
- compatible: must be "elan,ekth3000".
- reg: I2C address of the chip.
- interrupt-parent: a phandle for the interrupt controller (see interrupt
  binding[0]).
- interrupts: interrupt to which the chip is connected (see interrupt
  binding[0]).

Optional properties:
- wakeup-source: touchpad can be used as a wakeup source.
- pinctrl-names: should be "default" (see pinctrl binding [1]).
- pinctrl-0: a phandle pointing to the pin settings for the device (see
  pinctrl binding [1]).
- vcc-supply: a phandle for the regulator supplying 3.3V power.

[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
[1]: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt

Example:
	&i2c1 {
		/* ... */

		touchpad@15 {
			compatible = "elan,ekth3000";
			reg = <0x15>;
			interrupt-parent = <&gpio4>;
			interrupts = <0x0 IRQ_TYPE_EDGE_FALLING>;
			wakeup-source;
		};

		/* ... */
	};
+33 −0
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Elantech I2C Touchscreen

Required properties:
- compatible: must be "elan,ekth3500".
- reg: I2C address of the chip.
- interrupt-parent: a phandle for the interrupt controller (see interrupt
  binding[0]).
- interrupts: interrupt to which the chip is connected (see interrupt
  binding[0]).

Optional properties:
- wakeup-source: touchscreen can be used as a wakeup source.
- pinctrl-names: should be "default" (see pinctrl binding [1]).
- pinctrl-0: a phandle pointing to the pin settings for the device (see
  pinctrl binding [1]).

[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
[1]: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt

Example:
	&i2c1 {
		/* ... */

		touchscreen@10 {
			compatible = "elan,ekth3500";
			reg = <0x10>;
			interrupt-parent = <&gpio4>;
			interrupts = <0x0 IRQ_TYPE_EDGE_FALLING>;
			wakeup-source;
		};

		/* ... */
	};
+9 −1
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@@ -10,10 +10,13 @@ Optional properties:
Each button (key) is represented as a sub-node of "gpio-keys":
Subnode properties:

	- gpios: OF device-tree gpio specification.
	- label: Descriptive name of the key.
	- linux,code: Keycode to emit.

Required mutual exclusive subnode-properties:
	- gpios: OF device-tree gpio specification.
	- interrupts: the interrupt line for that input

Optional subnode-properties:
	- linux,input-type: Specify event type this button/key generates.
	  If not specified defaults to <1> == EV_KEY.
@@ -33,4 +36,9 @@ Example nodes:
				linux,code = <103>;
				gpios = <&gpio1 0 1>;
			};
			button@22 {
				label = "GPIO Key DOWN";
				linux,code = <108>;
				interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
			};
			...
+1 −0
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@@ -42,6 +42,7 @@ dlink D-Link Corporation
dmo	Data Modul AG
ebv	EBV Elektronik
edt	Emerging Display Technologies
elan	Elan Microelectronic Corp.
emmicro	EM Microelectronic
epcos	EPCOS AG
epfl	Ecole Polytechnique Fédérale de Lausanne
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