40 lines
849 B
Plaintext
40 lines
849 B
Plaintext
ST M41T80 family of RTC and compatible
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Required properties:
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- compatible: should be one of:
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"st,m41t62",
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"st,m41t65",
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"st,m41t80",
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"st,m41t81",
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"st,m41t81s",
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"st,m41t82",
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"st,m41t83",
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"st,m41t84",
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"st,m41t85",
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"st,m41t87",
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"microcrystal,rv4162",
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- reg: I2C bus address of the device
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Optional properties:
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- interrupts: rtc alarm interrupt.
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- clock-output-names: From common clock binding to override the default output
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clock name
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- wakeup-source: Enables wake up of host system on alarm
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Optional child node:
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- clock: Provide this if the square wave pin is used as boot-enabled fixed clock.
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Example:
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rtc@68 {
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compatible = "st,m41t80";
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reg = <0x68>;
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interrupt-parent = <&UIC0>;
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interrupts = <0x9 0x8>;
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clock {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <32768>;
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};
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};
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