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| -rw-r--r-- | Documentation/devicetree/bindings/rtc/dallas,ds1307.rst | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/rtc/dallas,ds1307.rst b/Documentation/devicetree/bindings/rtc/dallas,ds1307.rst index 602f74b4dc..5a75be40eb 100644 --- a/Documentation/devicetree/bindings/rtc/dallas,ds1307.rst +++ b/Documentation/devicetree/bindings/rtc/dallas,ds1307.rst @@ -2,12 +2,14 @@ Dallas DS1307 I2C Serial Real-Time Clock ======================================== Required properties: + * ``compatible``: ``dallas,ds1307``, ``dallas,ds1308``, ``dallas,ds1338`` "maxim" can be used in place of "dallas" * ``reg``: I2C address for chip Optional properties: + * ``ext-clock-input``: Enable external clock input pin * ``ext-clock-output``: Enable square wave output. The above two properties are mutually exclusive @@ -19,7 +21,10 @@ Optional properties: The default is ext-clock-input, ext-clock-output, and ext-clock-bb disabled and ext-clock-rate of 1 Hz. -Example:: +Example + +.. code-block:: text + ds1307: rtc@68 { compatible = "dallas,ds1307"; reg = <0x68>; |