Kernel driver ad7314
  ====================
  
  Supported chips:
     * Analog Devices AD7314
       Prefix: 'ad7314'
       Datasheet: Publicly available at Analog Devices website.
     * Analog Devices ADT7301
       Prefix: 'adt7301'
       Datasheet: Publicly available at Analog Devices website.
     * Analog Devices ADT7302
       Prefix: 'adt7302'
       Datasheet: Publicly available at Analog Devices website.
  
  Description
  -----------
  
  Driver supports the above parts.  The ad7314 has a 10 bit
  sensor with 1lsb = 0.25 degrees centigrade. The adt7301 and
  adt7302 have 14 bit sensors with 1lsb = 0.03125 degrees centigrade.
  
  Notes
  -----
  
  Currently power down mode is not supported.