| [Unit] | |
| Description=Synchronize system clock or PTP hardware clock (PHC) | |
| Documentation=man:phc2sys | |
| Requires=ptp4l.service | |
| After=ptp4l.service | |
| Before=time-sync.target | |
| [Service] | |
| Type=simple | |
| ExecStart=@SBINDIR@/phc2sys -w -s %I | |
| [Install] | |
| WantedBy=multi-user.target |