18c2ecf20Sopenharmony_ciReal Time Clock driver for:
28c2ecf20Sopenharmony_ci  - Epson RX8900
38c2ecf20Sopenharmony_ci  - Micro Crystal rv8803
48c2ecf20Sopenharmony_ci
58c2ecf20Sopenharmony_ciRequired properties:
68c2ecf20Sopenharmony_ci- compatible: should be: "microcrystal,rv8803" or "epson,rx8900"
78c2ecf20Sopenharmony_ci- reg : the I2C address of the device for I2C
88c2ecf20Sopenharmony_ci
98c2ecf20Sopenharmony_ciOptional properties:
108c2ecf20Sopenharmony_ci- epson,vdet-disable : boolean, if present will disable voltage detector.
118c2ecf20Sopenharmony_ci  Should be set if no backup battery is used.
128c2ecf20Sopenharmony_ci- trickle-diode-disable : boolean, if present will disable internal trickle
138c2ecf20Sopenharmony_ci  charger diode
148c2ecf20Sopenharmony_ci
158c2ecf20Sopenharmony_ciExample:
168c2ecf20Sopenharmony_ci
178c2ecf20Sopenharmony_ci	rtc: rtc@32 {
188c2ecf20Sopenharmony_ci		compatible = "epson,rx8900"
198c2ecf20Sopenharmony_ci		reg = <0x32>;
208c2ecf20Sopenharmony_ci		epson,vdet-disable;
218c2ecf20Sopenharmony_ci		trickle-diode-disable;
228c2ecf20Sopenharmony_ci	};
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