Resolved! Hi: I'm using st-image-weston-openstlinux-weston-stm32mp1.ext4. The USB mouse works, but the touch screen doesn't respond.
Using hexdump /dev/input/event1, you can see the data changes. when I use ts_ test command, "open fbdevice: no such file or directory" will appear. Please help me, I really don't know how to configure it.I am sure that the touch screen monitoring is ...