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Sometimes the irq line is not connected to any soc-pin. This does not hinder basic timekeeping functionality of the rtc, so probe should not fail in this case. Signed-off-by: Heiko Stuebner <heiko@sntech.de> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
31 lines
565 B
Plaintext
31 lines
565 B
Plaintext
Haoyu Microelectronics HYM8563 Real Time Clock
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The HYM8563 provides basic rtc and alarm functionality
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as well as a clock output of up to 32kHz.
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Required properties:
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- compatible: should be: "haoyu,hym8563"
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- reg: i2c address
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- #clock-cells: the value should be 0
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Optional properties:
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- clock-output-names: From common clock binding
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- interrupts: rtc alarm/event interrupt
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Example:
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hym8563: hym8563@51 {
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compatible = "haoyu,hym8563";
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reg = <0x51>;
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interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
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#clock-cells = <0>;
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};
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device {
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...
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clocks = <&hym8563>;
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...
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};
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