1*c66ec88fSEmmanuel VadotZevio GPIO controller 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotRequired properties: 4*c66ec88fSEmmanuel Vadot- compatible: Should be "lsi,zevio-gpio" 5*c66ec88fSEmmanuel Vadot- reg: Address and length of the register set for the device 6*c66ec88fSEmmanuel Vadot- #gpio-cells: Should be two. The first cell is the pin number and the 7*c66ec88fSEmmanuel Vadot second cell is used to specify optional parameters (currently unused). 8*c66ec88fSEmmanuel Vadot- gpio-controller: Marks the device node as a GPIO controller. 9*c66ec88fSEmmanuel Vadot 10*c66ec88fSEmmanuel VadotExample: 11*c66ec88fSEmmanuel Vadot gpio: gpio@90000000 { 12*c66ec88fSEmmanuel Vadot compatible = "lsi,zevio-gpio"; 13*c66ec88fSEmmanuel Vadot reg = <0x90000000 0x1000>; 14*c66ec88fSEmmanuel Vadot gpio-controller; 15*c66ec88fSEmmanuel Vadot #gpio-cells = <2>; 16*c66ec88fSEmmanuel Vadot }; 17