Documentation/devicetree/bindings/input/touchscreen/hideep.txt

   1 * HiDeep Finger and Stylus touchscreen controller
   2
   3 Required properties:
   4 - compatible            : must be "hideep,hideep-ts"
   5 - reg                   : I2C slave address, (e.g. 0x6C).
   6 - interrupts : Interrupt to which the chip is connected.
   7
   8 Optional properties:
   9 - vdd-supply    : It is the controller supply for controlling
  10                                          main voltage(3.3V) through the regulator.
  11 - vid-supply    : It is the controller supply for controlling
  12                                         IO voltage(1.8V) through the regulator.
  13 - reset-gpios   : Define for reset gpio pin.
  14                                                 It is to use for reset IC.
  15 - touchscreen-size-x    : X axis size of touchscreen
  16 - touchscreen-size-y    : Y axis size of touchscreen
  17 - linux,keycodes        : Specifies an array of numeric keycode values to
  18                         be used for reporting button presses. The array can
  19                         contain up to 3 entries.
  20
  21 Example:
  22
  23 #include "dt-bindings/input/input.h"
  24
  25 i2c@00000000 {
  26
  27         /* ... */
  28
  29         touchscreen@6c {
  30                 compatible = "hideep,hideep-ts";
  31                 reg = <0x6c>;
  32                 interrupt-parent = <&gpx1>;
  33                 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
  34                 vdd-supply = <&ldo15_reg>;
  35                 vid-supply = <&ldo18_reg>;
  36                 reset-gpios = <&gpx1 5 0>;
  37                 touchscreen-size-x = <1080>;
  38                 touchscreen-size-y = <1920>;
  39                 linux,keycodes = <KEY_HOME>, <KEY_MENU>, <KEY_BACK>;
  40         };
  41 };