Documentation for DS1307 driver.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@1435 7894878c-1315-0410-8ee3-d5d059ff63e0

doc/chips/ds1307

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+Kernel driver `ds1307.o'
+========================
+
+Status: Complete and well-tested
+
+Supported chips:
+  * Dallas Semiconductor DS1307 Real-time clock
+
+Author: Abraham vd Merwe <abraham@2d3d.co.za>
+
+
+Module Parameters
+-----------------
+
+There are no module parameters. The driver only scans address 0x68 for
+presence of the real-time clock chip (which is the only possible address).
+
+
+Description
+-----------
+
+This module provides an API for drivers RTC and NVRAM drivers to use in
+order to access the DS1307 real-time clock. Examples of drivers that uses
+this API are the frodo-nvram and frodo-rtc drivers.
+