config timesyncd with psi time servers

+ add razorbill box

cfg/razorbill_5b251c.cfg

@@ -0,0 +1,16 @@
+[NETWORK]
+; please refer to README.md for help
+eth0=dhcp
+eth1=192.168.1.1
+eth2=192.168.2.2
+eth3=192.168.3.3
+
+[DISPLAY]
+; please refer to README.md for help
+line0=startup...
+line1=HOST
+line2=ADDR
+
+[FRAPPY]
+port=5000
+cfg=razorbillUC220T

to_system/etc/systemd/timesyncd.conf

@@ -0,0 +1,22 @@
+#  This file is part of systemd.
+#
+#  systemd is free software; you can redistribute it and/or modify it under the
+#  terms of the GNU Lesser General Public License as published by the Free
+#  Software Foundation; either version 2.1 of the License, or (at your option)
+#  any later version.
+#
+# Entries in this file show the compile time defaults. Local configuration
+# should be created by either modifying this file, or by creating "drop-ins" in
+# the timesyncd.conf.d/ subdirectory. The latter is generally recommended.
+# Defaults can be restored by simply deleting this file and all drop-ins.
+#
+# See timesyncd.conf(5) for details.
+
+[Time]
+NTP=pstime1.psi.ch pstime2.psi.ch pstime3.psi.ch
+#FallbackNTP=0.debian.pool.ntp.org 1.debian.pool.ntp.org 2.debian.pool.ntp.org 3.debian.pool.ntp.org
+#RootDistanceMaxSec=5
+#PollIntervalMinSec=32
+#PollIntervalMaxSec=2048
+#ConnectionRetrySec=30
+#SaveIntervalSec=60