A: http://en.wikipedia.org/wiki/Top_post Q: Were do I find info about this thing called top-posting? A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail? A: No. Q: Should I include quotations after my reply? http://daringfireball.net/2007/07/on_top On Wed, Jun 27, 2018 at 04:57:56PM +0800, kipade wrote:
If so, I make a driver was compiled as module and inserted by insmod after some time the system booted, the driver could find the device if it did not compiled as module. But, the fact is, my driver could not find its device which was created during booting from device tree.
I don't know, sorry, you are going to have to be a lot more specific. Do you see the device in /sys/devices/ ? If so, are you sure your driver probe function is called? If not, then work on fixing that. Do you have a pointer to your driver code anywhere we can review it to see what you are trying to do? thanks, greg k-h