Kernel-4.18.0-80.el8_zet6223

Zeitec ZET6223 I2C touchscreen controller

Required properties:

  • compatible : “zeitec,zet6223”
  • reg : I2C slave address of the chip (0x76)
  • interrupt-parent : a phandle pointing to the interrupt controller
              serving the interrupt for this chip
    
  • interrupts : interrupt specification for the zet6223 interrupt

Optional properties:

  • vio-supply : Specification for VIO supply (1.8V or 3.3V,
              depending on system interface needs).
    
  • vcc-supply : Specification for 3.3V VCC supply.
  • touchscreen-size-x : See touchscreen.txt
  • touchscreen-size-y : See touchscreen.txt
  • touchscreen-inverted-x : See touchscreen.txt
  • touchscreen-inverted-y : See touchscreen.txt
  • touchscreen-swapped-x-y : See touchscreen.txt

Example:

i2c@00000000 {

zet6223: touchscreen@76 {
    compatible = "zeitec,zet6223";
    reg = <0x76>;
    interrupt-parent = <&pio>;
    interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>
};

};