31 lines
873 B
Plaintext
31 lines
873 B
Plaintext
* Freescale MPR121 Controllor
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Required Properties:
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- compatible: Should be "fsl,mpr121-touchkey"
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- reg: The I2C slave address of the device.
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- interrupts: The interrupt number to the cpu.
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- vdd-supply: Phandle to the Vdd power supply.
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- linux,keycodes: Specifies an array of numeric keycode values to
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be used for reporting button presses. The array can
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contain up to 12 entries.
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Optional Properties:
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- wakeup-source: Use any event on keypad as wakeup event.
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- autorepeat: Enable autorepeat feature.
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Example:
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#include "dt-bindings/input/input.h"
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touchkey: mpr121@5a {
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compatible = "fsl,mpr121-touchkey";
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reg = <0x5a>;
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interrupt-parent = <&gpio1>;
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interrupts = <28 2>;
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autorepeat;
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vdd-supply = <&ldo4_reg>;
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linux,keycodes = <KEY_0>, <KEY_1>, <KEY_2>, <KEY_3>,
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<KEY_4> <KEY_5>, <KEY_6>, <KEY_7>,
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<KEY_8>, <KEY_9>, <KEY_A>, <KEY_B>;
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};
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