1*c66ec88fSEmmanuel Vadot 2*c66ec88fSEmmanuel Vadot* SM5502 MUIC (Micro-USB Interface Controller) device 3*c66ec88fSEmmanuel Vadot 4*c66ec88fSEmmanuel VadotThe Silicon Mitus SM5502 is a MUIC (Micro-USB Interface Controller) device 5*c66ec88fSEmmanuel Vadotwhich can detect the state of external accessory when external accessory is 6*c66ec88fSEmmanuel Vadotattached or detached and button is pressed or released. It is interfaced to 7*c66ec88fSEmmanuel Vadotthe host controller using an I2C interface. 8*c66ec88fSEmmanuel Vadot 9*c66ec88fSEmmanuel VadotRequired properties: 10*c66ec88fSEmmanuel Vadot- compatible: Should be "siliconmitus,sm5502-muic" 11*c66ec88fSEmmanuel Vadot- reg: Specifies the I2C slave address of the MUIC block. It should be 0x25 12*c66ec88fSEmmanuel Vadot- interrupts: Interrupt specifiers for detection interrupt sources. 13*c66ec88fSEmmanuel Vadot 14*c66ec88fSEmmanuel VadotExample: 15*c66ec88fSEmmanuel Vadot 16*c66ec88fSEmmanuel Vadot sm5502@25 { 17*c66ec88fSEmmanuel Vadot compatible = "siliconmitus,sm5502-muic"; 18*c66ec88fSEmmanuel Vadot interrupt-parent = <&gpx1>; 19*c66ec88fSEmmanuel Vadot interrupts = <5 0>; 20*c66ec88fSEmmanuel Vadot reg = <0x25>; 21*c66ec88fSEmmanuel Vadot }; 22