Enumeration for possible priorities of a PD system
power-source-type
enumeration
Enumeration for the power sources of the
remote system. When the remote system is a PSE, it
indicates whether it is being powered by a primary
power source; a backup power source; or unknown.
When the remote system is a PD, it indicates whether
it is being powered by a PSE and locally;
locally only; by a PSE only; or unknown.
power-type
enumeration
Enumeration for the PD class
pse-pinout-type
enumeration
Enumeration for the pinout alternatives used for PD
detection and power