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-Kernel driver adt7410
-=====================
-
-Supported chips:
- * Analog Devices ADT7410
- Prefix: 'adt7410'
- Addresses scanned: None
- Datasheet: Publicly available at the Analog Devices website
- http://www.analog.com/static/imported-files/data_sheets/ADT7410.pdf
- * Analog Devices ADT7420
- Prefix: 'adt7420'
- Addresses scanned: None
- Datasheet: Publicly available at the Analog Devices website
- http://www.analog.com/static/imported-files/data_sheets/ADT7420.pdf
- * Analog Devices ADT7310
- Prefix: 'adt7310'
- Addresses scanned: None
- Datasheet: Publicly available at the Analog Devices website
- http://www.analog.com/static/imported-files/data_sheets/ADT7310.pdf
- * Analog Devices ADT7320
- Prefix: 'adt7320'
- Addresses scanned: None
- Datasheet: Publicly available at the Analog Devices website
- http://www.analog.com/static/imported-files/data_sheets/ADT7320.pdf
-
-Author: Hartmut Knaack <knaack.h@gmx.de>
-
-Description
------------
-
-The ADT7310/ADT7410 is a temperature sensor with rated temperature range of
--55°C to +150°C. It has a high accuracy of +/-0.5°C and can be operated at a
-resolution of 13 bits (0.0625°C) or 16 bits (0.0078°C). The sensor provides an
-INT pin to indicate that a minimum or maximum temperature set point has been
-exceeded, as well as a critical temperature (CT) pin to indicate that the
-critical temperature set point has been exceeded. Both pins can be set up with a
-common hysteresis of 0°C - 15°C and a fault queue, ranging from 1 to 4 events.
-Both pins can individually set to be active-low or active-high, while the whole
-device can either run in comparator mode or interrupt mode. The ADT7410 supports
-continuous temperature sampling, as well as sampling one temperature value per
-second or even just get one sample on demand for power saving. Besides, it can
-completely power down its ADC, if power management is required.
-
-The ADT7320/ADT7420 is register compatible, the only differences being the
-package, a slightly narrower operating temperature range (-40°C to +150°C), and
-a better accuracy (0.25°C instead of 0.50°C.)
-
-The difference between the ADT7310/ADT7320 and ADT7410/ADT7420 is the control
-interface, the ADT7310 and ADT7320 use SPI while the ADT7410 and ADT7420 use
-I2C.
-
-Configuration Notes
--------------------
-
-Since the device uses one hysteresis value, which is an offset to minimum,
-maximum and critical temperature, it can only be set for temp#_max_hyst.
-However, temp#_min_hyst and temp#_crit_hyst show their corresponding
-hysteresis.
-The device is set to 16 bit resolution and comparator mode.
-
-sysfs-Interface
----------------
-
-temp#_input - temperature input
-temp#_min - temperature minimum setpoint
-temp#_max - temperature maximum setpoint
-temp#_crit - critical temperature setpoint
-temp#_min_hyst - hysteresis for temperature minimum (read-only)
-temp#_max_hyst - hysteresis for temperature maximum (read/write)
-temp#_crit_hyst - hysteresis for critical temperature (read-only)
-temp#_min_alarm - temperature minimum alarm flag
-temp#_max_alarm - temperature maximum alarm flag
-temp#_crit_alarm - critical temperature alarm flag