162306a36Sopenharmony_ci* NXP PCF8523 Real Time Clock
262306a36Sopenharmony_ci
362306a36Sopenharmony_ciRequired properties:
462306a36Sopenharmony_ci- compatible: Should contain "nxp,pcf8523".
562306a36Sopenharmony_ci- reg: I2C address for chip.
662306a36Sopenharmony_ci
762306a36Sopenharmony_ciOptional property:
862306a36Sopenharmony_ci- quartz-load-femtofarads: The capacitive load of the quartz(x-tal),
962306a36Sopenharmony_ci  expressed in femto Farad (fF). Valid values are 7000 and 12500.
1062306a36Sopenharmony_ci  Default value (if no value is specified) is 12500fF.
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_ciExample:
1362306a36Sopenharmony_ci
1462306a36Sopenharmony_cipcf8523: rtc@68 {
1562306a36Sopenharmony_ci	compatible = "nxp,pcf8523";
1662306a36Sopenharmony_ci	reg = <0x68>;
1762306a36Sopenharmony_ci	quartz-load-femtofarads = <7000>;
1862306a36Sopenharmony_ci};
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