See Jeff Geerling's experiment with RPi CM4s and PTP...pretty straightforward... https://www.youtube.com/watch?v=RvnG-ywF6_s
https://www.jeffgeerling.com/blog/2022/ptp-and-ieee-1588-hardware-timestamping-on-raspberry-pi-cm4 Rich Schmidt US Naval Observatory On Tue, Nov 29, 2022 at 3:17 PM Maciek Machnikowski <mac...@machnikowski.net> wrote: > > > On 28 Nov 2022, at 23:30, Nemo Crypto <nemo0948.cry...@gmail.com> wrote: > > Hi All, > I found that Rasberry Pi CM4 has support for PTP timestamping. It has Gigabit > Ethernet PHY with IEEE 1588 support. > If anyone is using the same and running ptp4l on it, please respond. We > can collaborate. > Thanks :) > > > Linuxptp runs on RPi CM4 with HW timestamping support and 1PPS in/out. See > details in this thread: > https://github.com/raspberrypi/linux/issues/4151#issuecomment-1214951075 > > Bear in mind that this support was disabled in mainstream kernel and needs > kernel recompilation to enable it. > > Regards > Maciek > > On Monday, 28 November, 2022 at 12:00:03 pm GMT-5, Nemo Crypto < > nemo0948.cry...@gmail.com> wrote: > > > Hi Experts, > > I have experience developing/implementing the entire PTP stack (IEEE1588) > in a proprietary environment. So I am familiar with PTP, but I am new to > linuxPTP and would like to test/debug it on my own and looking for inputs > to proceed the right way. > > Anyone here have tried using/running linuxptp in Rasberry Pi or Auduino? > Or any other leads or better way to proceed is highly appreciated. > > _______________________________________________ > Linuxptp-users mailing list > Linuxptp-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/linuxptp-users > > > _______________________________________________ > Linuxptp-users mailing list > Linuxptp-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/linuxptp-users > -- *"We learn from history that we learn nothing from history." * *George Bernard Shaw * “The ideal subject of totalitarian rule is not the convinced Nazi or the convinced communist, but people for whom the distinction between fact and fiction . . . and the distinction between true and false . . . no longer exist.” —Hanna Arendt, “The Origins of Totalitarianism” (1951)
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