root@am65xx-evm:~# phc2sys -s eth0 -c eth1 -O 0 -R 10 -m phc2sys[551.362]: eth1 phc offset -388148804 s0 freq +0 delay 10040 phc2sys[551.463]: eth1 phc offset -388148781 s1 freq +228 delay 10092 phc2sys[551.564]: eth1 phc offset -1002614 s2 freq -1002386 delay 10064 phc2sys[551.664]: eth1 phc offset -902010 s2 freq -1202566 delay 10056 phc2sys[551.764]: eth1 phc offset -781356 s2 freq -1352515 delay 10052 ... phc2sys[1658.648]: eth1 phc offset 64 s2 freq +65 delay 10076 phc2sys[1658.748]: eth1 phc offset 56 s2 freq +76 delay 10040 phc2sys[1658.849]: eth1 phc offset 53 s2 freq +90 delay 10068 phc2sys[1658.949]: clockcheck: clock jumped backward or running slower than expected! phc2sys[1658.950]: eth1 phc offset -8388607999945 s0 freq +90 delay 10052 phc2sys[1659.050]: eth1 phc offset -8388607999940 s2 freq +102 delay 10044 phc2sys[1659.151]: eth1 phc offset -8388607999954 s2 freq -10000000 delay 10068 ... phc2sys[8867.774]: eth1 phc offset -8316525945485 s2 freq -10000000 delay 10132 phc2sys[8867.874]: eth1 phc offset -8316524940464 s2 freq -10000000 delay 10164 phc2sys[8867.975]: eth1 phc offset -8316523934054 s2 freq -10000000 delay 10172 phc2sys[8868.076]: clockcheck: clock jumped forward or running faster than expected! phc2sys[8868.076]: eth1 phc offset 72085072987 s0 freq -10000000 delay 10200 phc2sys[8868.177]: eth1 phc offset 72086084406 s2 freq +9900103 delay 10148 phc2sys[8868.277]: eth1 phc offset 72085091205 s2 freq +10000000 delay 10024 ... phc2sys[18435.896]: eth1 phc offset 8 s2 freq +162 delay 10152 phc2sys[18435.996]: eth1 phc offset -18 s2 freq +138 delay 10084 phc2sys[18436.096]: eth1 phc offset -36 s2 freq +115 delay 10104 phc2sys[18436.197]: clockcheck: clock jumped backward or running slower than expected! phc2sys[18436.197]: eth1 phc offset -8388608000035 s0 freq +115 delay 10052 phc2sys[18436.297]: eth1 phc offset -8388608000068 s2 freq -189 delay 10016 phc2sys[18436.397]: eth1 phc offset -8388608000034 s2 freq -10000000 delay 100