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