1*c66ec88fSEmmanuel VadotIBM OPAL real-time clock 2*c66ec88fSEmmanuel Vadot------------------------ 3*c66ec88fSEmmanuel Vadot 4*c66ec88fSEmmanuel VadotRequired properties: 5*c66ec88fSEmmanuel Vadot- compatible: Should be "ibm,opal-rtc" 6*c66ec88fSEmmanuel Vadot 7*c66ec88fSEmmanuel VadotOptional properties: 8*c66ec88fSEmmanuel Vadot- wakeup-source: Decides if the wakeup is supported or not 9*c66ec88fSEmmanuel Vadot (Legacy property supported: "has-tpo") 10*c66ec88fSEmmanuel Vadot 11*c66ec88fSEmmanuel VadotExample: 12*c66ec88fSEmmanuel Vadot rtc { 13*c66ec88fSEmmanuel Vadot compatible = "ibm,opal-rtc"; 14*c66ec88fSEmmanuel Vadot wakeup-source; 15*c66ec88fSEmmanuel Vadot phandle = <0x10000029>; 16*c66ec88fSEmmanuel Vadot linux,phandle = <0x10000029>; 17*c66ec88fSEmmanuel Vadot }; 18