hwmon: (nct7802) Add pwm mode attributes
hwmon: (nct7802) Add pwm mode attributes

Introduced: show_pwm_mode, pwm1_mode, pwm2_mode, pwm2_mode

Signed-off-by: Guenter Roeck <ba324ca7b1c77fc20bb970d5aff6eea9377918a5@roeck-us.net>

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