1* ST Microelectronics STMPE Multi-Functional Device 2 3STMPE is an MFD device which may expose the following inbuilt devices: gpio, 4keypad, touchscreen, adc, pwm, rotator. 5 6Required properties: 7 - compatible : "st,stmpe[610|801|811|1600|1601|2401|2403]" 8 - reg : I2C/SPI address of the device 9 10Optional properties: 11 - interrupts : The interrupt outputs from the controller 12 - interrupt-controller : Marks the device node as an interrupt controller 13 - wakeup-source : Marks the input device as wakable 14 - st,autosleep-timeout : Valid entries (ms); 4, 16, 32, 64, 128, 256, 512 and 1024 15 - irq-gpio : If present, which GPIO to use for event IRQ 16 17Example: 18 19 stmpe1601: stmpe1601@40 { 20 compatible = "st,stmpe1601"; 21 reg = <0x40>; 22 interrupts = <26 0x4>; 23 interrupt-parent = <&gpio6>; 24 interrupt-controller; 25 26 wakeup-source; 27 st,autosleep-timeout = <1024>; 28 }; 29