docs: hwmon: Add an index file and rename docs to *.rst

Now that all files were converted to ReST format, rename them
and add an index.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

Documentation/devicetree/bindings/hwmon/g762.txt

@@ -21,7 +21,7 @@ If an optional property is not set in .dts file, then current value is kept
 unmodified (e.g. u-boot installed value).
 
 Additional information on operational parameters for the device is available
-in Documentation/hwmon/g762. A detailed datasheet for the device is available
+in Documentation/hwmon/g762.rst. A detailed datasheet for the device is available
 at http://natisbad.org/NAS/refs/GMT_EDS-762_763-080710-0.2.pdf.
 
 Example g762 node:

Documentation/hwmon/ab8500.rst

@@ -18,7 +18,7 @@ Authors:
 Description
 -----------
 
-See also Documentation/hwmon/abx500. This is the ST-Ericsson AB8500 specific
+See also Documentation/hwmon/abx500.rst. This is the ST-Ericsson AB8500 specific
 driver.
 
 Currently only the AB8500 internal sensor and one external sensor for battery

Documentation/hwmon/acpi_power_meter.rst

@@ -21,7 +21,7 @@ the ACPI 4.0 spec (Chapter 10.4).  These devices have a simple set of
 features--a power meter that returns average power use over a configurable
 interval, an optional capping mechanism, and a couple of trip points.  The
 sysfs interface conforms with the specification outlined in the "Power" section
-of Documentation/hwmon/sysfs-interface.
+of Documentation/hwmon/sysfs-interface.rst.
 
 Special Features
 ----------------

Documentation/hwmon/adm1275.rst

@@ -68,7 +68,7 @@ integrated 12 bit analog-to-digital converter (ADC), accessed using a
 PMBus interface.
 
 The driver is a client driver to the core PMBus driver. Please see
-Documentation/hwmon/pmbus for details on PMBus client drivers.
+Documentation/hwmon/pmbus.rst for details on PMBus client drivers.
 
 
 Usage Notes
@@ -90,7 +90,7 @@ Platform data support
 ---------------------
 
 The driver supports standard PMBus driver platform data. Please see
-Documentation/hwmon/pmbus for details.
+Documentation/hwmon/pmbus.rst for details.
 
 
 Sysfs entries

Documentation/hwmon/adt7462.rst

@@ -68,4 +68,3 @@ The ADT7462 will scale the pwm between the lower and higher pwm speed when
 the temperature is between the two temperature boundaries.  PWM values range
 from 0 (off) to 255 (full speed).  Fan speed will be set to maximum when the
 temperature sensor associated with the PWM control exceeds temp#_max.
-