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| author | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2017-09-27 17:03:44 +0300 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2017-10-06 01:26:58 +0300 |
| commit | 5015391d9d6e28c85fd98d663703497dd1ec7917 (patch) | |
| tree | 103df640f01f86ac5f0cf3d8f3b0e1ba0959ea5b /Documentation/devicetree/bindings/rtc/rtc-m41t80.txt | |
| parent | 13a5595892ca3cf99625085aaee4c2cb2e6dd5a5 (diff) | |
| download | linux-5015391d9d6e28c85fd98d663703497dd1ec7917.tar.xz | |
dt-bindings: rtc: Add bindings for m41t80 and compatibles
The ST M41T80 family of RTC are not trivial devices, document them.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/rtc/rtc-m41t80.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/rtc/rtc-m41t80.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/rtc/rtc-m41t80.txt b/Documentation/devicetree/bindings/rtc/rtc-m41t80.txt new file mode 100644 index 000000000000..717d93860af1 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/rtc-m41t80.txt @@ -0,0 +1,31 @@ +ST M41T80 family of RTC and compatible + +Required properties: +- compatible: should be one of: + "st,m41t62", + "st,m41t65", + "st,m41t80", + "st,m41t81", + "st,m41t81s", + "st,m41t82", + "st,m41t83", + "st,m41t84", + "st,m41t85", + "st,m41t87", + "microcrystal,rv4162", +- reg: I2C bus address of the device + +Optional properties: +- interrupt-parent: phandle for the interrupt controller. +- interrupts: rtc alarm interrupt. +- clock-output-names: From common clock binding to override the default output + clock name +- wakeup-source: Enables wake up of host system on alarm + +Example: + rtc@68 { + compatible = "st,m41t80"; + reg = <0x68>; + interrupt-parent = <&UIC0>; + interrupts = <0x9 0x8>; + }; |