Using pps-gpio on Orin

[JerryChang]

hello bobb0371,

please see-also…

Jetpack 5.0.2: UART: CTS pin not working

hello kangqi236, sorry for late reply, let’s debug further. could you please enable dynamic debug flag of pps driver. for example, # cd /sys/kernel/debug/dynamic_debug/ # echo file pps.c +p > control furthermore, pps_cdev_pps_fetch() is a IOCTL call user passes the timeout values. if there was any errors, this IOCTL sequence/call would have failed. we also need to check if there are issues in sequence of IOCTL, you may adding some debug prints as below to check whether API return any error…