hwmon: (pmbus) Enable PEC if the controller supports it
hwmon: (pmbus) Enable PEC if the controller supports it

PMBus controllers optionally support PEC. Configure the driver
to use it if available to improve operational security.

Suggested-by: Michael Jones <a17fed27eaa842282862ff7c1b9c8395a26ac320@proclivis.com>
Signed-off-by: Guenter Roeck <ba324ca7b1c77fc20bb970d5aff6eea9377918a5@roeck-us.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs