topic I need to trigger ENET_1588_EVENT2_OUT from the Freescale MAC to generate a 1PPS. in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/I-need-to-trigger-ENET-1588-EVENT2-OUT-from-the-Freescale-MAC-to/m-p/646128#M98634 <HTML><HEAD></HEAD><BODY><P>I am trying to generate a 1PPS from the Freescale Ethernet chip.&nbsp; I believe I can attach the ENET counter/timer interrupt to ENET_1588_EVENT2_OUT which is attached to Pad AD22 via the device tree (MX6QDL_PAD_ENET_RX_ER__ENET_1588_EVENT2_OUT).&nbsp; The code I am looking at is /freescale/fec_ptp.c but I am unsure where to call the initialisation with the correct parameters or what code I may have to change or how to build the code into a Kernal Object (fec.ko).&nbsp; The 1PPS must occur on the second boundary.</P><P>My goal is to measure the latency of this 1PPS output against an incoming 1PPS from a GPS. I am sure people have done this sort of thing before, probably on PTP projects like myself.&nbsp; Any help would be appreciated to point me in the right direction.</P></BODY></HTML> Fri, 17 Feb 2017 12:03:12 GMT nxpcatt 2017-02-17T12:03:12Z I need to trigger ENET_1588_EVENT2_OUT from the Freescale MAC to generate a 1PPS. https://community.nxp.com/t5/i-MX-Processors/I-need-to-trigger-ENET-1588-EVENT2-OUT-from-the-Freescale-MAC-to/m-p/646128#M98634 <HTML><HEAD></HEAD><BODY><P>I am trying to generate a 1PPS from the Freescale Ethernet chip.&nbsp; I believe I can attach the ENET counter/timer interrupt to ENET_1588_EVENT2_OUT which is attached to Pad AD22 via the device tree (MX6QDL_PAD_ENET_RX_ER__ENET_1588_EVENT2_OUT).&nbsp; The code I am looking at is /freescale/fec_ptp.c but I am unsure where to call the initialisation with the correct parameters or what code I may have to change or how to build the code into a Kernal Object (fec.ko).&nbsp; The 1PPS must occur on the second boundary.</P><P>My goal is to measure the latency of this 1PPS output against an incoming 1PPS from a GPS. I am sure people have done this sort of thing before, probably on PTP projects like myself.&nbsp; Any help would be appreciated to point me in the right direction.</P></BODY></HTML> Fri, 17 Feb 2017 12:03:12 GMT https://community.nxp.com/t5/i-MX-Processors/I-need-to-trigger-ENET-1588-EVENT2-OUT-from-the-Freescale-MAC-to/m-p/646128#M98634 nxpcatt 2017-02-17T12:03:12Z