1*c66ec88fSEmmanuel VadotBindings for EETI touchscreen controller 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotRequired properties: 4*c66ec88fSEmmanuel Vadot- compatible: should be "eeti,exc3000-i2c" 5*c66ec88fSEmmanuel Vadot- reg: I2C address of the chip. Should be set to <0xa> 6*c66ec88fSEmmanuel Vadot- interrupts: interrupt to which the chip is connected 7*c66ec88fSEmmanuel Vadot 8*c66ec88fSEmmanuel VadotOptional properties: 9*c66ec88fSEmmanuel Vadot- attn-gpios: A handle to a GPIO to check whether interrupt is still 10*c66ec88fSEmmanuel Vadot latched. This is necessary for platforms that lack 11*c66ec88fSEmmanuel Vadot support for level-triggered IRQs. 12*c66ec88fSEmmanuel Vadot 13*c66ec88fSEmmanuel VadotThe following optional properties described in touchscreen.txt are 14*c66ec88fSEmmanuel Vadotalso supported: 15*c66ec88fSEmmanuel Vadot 16*c66ec88fSEmmanuel Vadot- touchscreen-inverted-x 17*c66ec88fSEmmanuel Vadot- touchscreen-inverted-y 18*c66ec88fSEmmanuel Vadot- touchscreen-swapped-x-y 19*c66ec88fSEmmanuel Vadot 20*c66ec88fSEmmanuel VadotExample: 21*c66ec88fSEmmanuel Vadot 22*c66ec88fSEmmanuel Vadoti2c-master { 23*c66ec88fSEmmanuel Vadot touchscreen@a { 24*c66ec88fSEmmanuel Vadot compatible = "eeti,exc3000-i2c"; 25*c66ec88fSEmmanuel Vadot reg = <0xa>; 26*c66ec88fSEmmanuel Vadot interrupt-parent = <&gpio>; 27*c66ec88fSEmmanuel Vadot interrupts = <123 IRQ_TYPE_EDGE_RISING>; 28*c66ec88fSEmmanuel Vadot attn-gpios = <&gpio 123 GPIO_ACTIVE_HIGH>; 29*c66ec88fSEmmanuel Vadot }; 30*c66ec88fSEmmanuel Vadot}; 31