hwmon: (f71882fg) Add documentation

Add some documentation about the f71882fg driver, and update the Kconfig
documentation to report the new supported models.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index c709e82..cc611e4 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -284,11 +284,12 @@
 	  will be called f71805f.
 
 config SENSORS_F71882FG
-	tristate "Fintek F71882FG and F71883FG"
+	tristate "Fintek F71862FG, F71882FG and F8000"
 	depends on EXPERIMENTAL
 	help
 	  If you say yes here you get support for hardware monitoring
-	  features of the Fintek F71882FG and F71883FG Super-I/O chips.
+	  features of the Fintek F71882FG/F71883FG, F71862FG/71863FG
+	  and F8000 Super-I/O chips.
 
 	  This driver can also be built as a module.  If so, the module
 	  will be called f71882fg.