162306a36Sopenharmony_ciIBM OPAL real-time clock
262306a36Sopenharmony_ci------------------------
362306a36Sopenharmony_ci
462306a36Sopenharmony_ciRequired properties:
562306a36Sopenharmony_ci- compatible: Should be "ibm,opal-rtc"
662306a36Sopenharmony_ci
762306a36Sopenharmony_ciOptional properties:
862306a36Sopenharmony_ci- wakeup-source: Decides if the wakeup is supported or not
962306a36Sopenharmony_ci		 (Legacy property supported: "has-tpo")
1062306a36Sopenharmony_ci
1162306a36Sopenharmony_ciExample:
1262306a36Sopenharmony_ci	rtc {
1362306a36Sopenharmony_ci		compatible = "ibm,opal-rtc";
1462306a36Sopenharmony_ci		wakeup-source;
1562306a36Sopenharmony_ci		phandle = <0x10000029>;
1662306a36Sopenharmony_ci		linux,phandle = <0x10000029>;
1762306a36Sopenharmony_ci	};
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