GrandMaster config

RPi5_configs/phc2sys-gm.service

@@ -0,0 +1,20 @@
+# /etc/systemd/system/phc2sys-gm.service
+
+[Unit]
+Description=Synchronize eth0 PHC from GNSS-disciplined system clock
+After=ptp4l-gm.service
+Requires=ptp4l-gm.service
+
+[Service]
+Type=simple
+ExecStart=/usr/sbin/phc2sys \
+    -s CLOCK_REALTIME \
+    -c eth0 \
+    -w \
+    --step_threshold=0.5 \
+    -m
+Restart=always
+RestartSec=3
+
+[Install]
+WantedBy=multi-user.target