1Device tree bindings for Goodix GT9xx series touchscreen controller 2 3Required properties: 4 5 - compatible : Should be "goodix,gt1151" 6 or "goodix,gt911" 7 or "goodix,gt9110" 8 or "goodix,gt912" 9 or "goodix,gt927" 10 or "goodix,gt9271" 11 or "goodix,gt928" 12 or "goodix,gt967" 13 - reg : I2C address of the chip. Should be 0x5d or 0x14 14 - interrupts : Interrupt to which the chip is connected 15 16Optional properties: 17 18 - irq-gpios : GPIO pin used for IRQ. The driver uses the 19 interrupt gpio pin as output to reset the device. 20 - reset-gpios : GPIO pin used for reset 21 22 - touchscreen-inverted-x : X axis is inverted (boolean) 23 - touchscreen-inverted-y : Y axis is inverted (boolean) 24 - touchscreen-swapped-x-y : X and Y axis are swapped (boolean) 25 (swapping is done after inverting the axis) 26 27Example: 28 29 i2c@00000000 { 30 /* ... */ 31 32 gt928@5d { 33 compatible = "goodix,gt928"; 34 reg = <0x5d>; 35 interrupt-parent = <&gpio>; 36 interrupts = <0 0>; 37 38 irq-gpios = <&gpio1 0 0>; 39 reset-gpios = <&gpio1 1 0>; 40 }; 41 42 /* ... */ 43 }; 44