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1Zeitec ZET6223 I2C touchscreen controller2 3Required properties:4- compatible : "zeitec,zet6223"5- reg : I2C slave address of the chip (0x76)6- interrupts : interrupt specification for the zet6223 interrupt7 8Optional properties:9 10- vio-supply : Specification for VIO supply (1.8V or 3.3V,11 depending on system interface needs).12- vcc-supply : Specification for 3.3V VCC supply.13- touchscreen-size-x : See touchscreen.txt14- touchscreen-size-y : See touchscreen.txt15- touchscreen-inverted-x : See touchscreen.txt16- touchscreen-inverted-y : See touchscreen.txt17- touchscreen-swapped-x-y : See touchscreen.txt18 19Example:20 21i2c@00000000 {22 23 zet6223: touchscreen@76 {24 compatible = "zeitec,zet6223";25 reg = <0x76>;26 interrupt-parent = <&pio>;27 interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>28 };29 30};31