hwmon: (nct6775) Add support for NCT6796D

NCT6796D is mostly compatible to NCT6795D. It supports an additional
pwm control and fan speed channel.

While we are at it, update documentation for NCT6795D.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2018-02-21 13:09:39 -08:00
commit 81820059a4
3 changed files with 157 additions and 76 deletions