In my project, CAN works well before update BSP to 4.5.1. On 4.5.1 ,can0 and can1 can transfor data to each other . By to others are failed. Then I use ‘cat /sys/kernel/debug/bpmp/debug/clk/can0/rate’ to check the clock, it ack ‘No such file or directory’. Use oscilloscope ,I set baudrate to 250…

hello make9-11, it’s CAN bus clock change in the device tree file, you should update the device tree blob to update it. for example, $ sudo ./flash.sh -r -k kernel-dtb jetson-tx2 mmcblk0p1 please check developer guide, Flashing a Specific Partition . you can flash a specific partition instead o…

CAN failed after update BSP to 4.5.1

Autonomous Machines Jetson & Embedded Systems Jetson TX2

JerryChang May 3, 2021, 8:59am 2

hello make9-11,

could you please refer to below topic as see-also,
thanks