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rtc: hym8563: make the irq optional

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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>
This commit is contained in:
Heiko Stübner
2015-06-13 12:34:04 +02:00
committed by Alexandre Belloni
parent 45b4c85b71
commit 4be1f6bbd1
2 changed files with 11 additions and 9 deletions
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2
Documentation/devicetree/bindings/rtc/haoyu,hym8563.txt
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@@ -6,11 +6,11 @@ as well as a clock output of up to 32kHz.
Required properties:
- compatible: should be: "haoyu,hym8563"
- reg: i2c address
- interrupts: rtc alarm/event interrupt
- #clock-cells: the value should be 0
Optional properties:
- clock-output-names: From common clock binding
- interrupts: rtc alarm/event interrupt
Example: