On Thu, Jun 28, 2018 at 03:42:27PM +0200, Andreas Klinger wrote: > Send out a morse code by using LEDs. > > This is useful especially on embedded systems without displays to tell the > user about error conditions and status information. > > The trigger will be called "morse" > > The string to be send is written into the file morse_string and sent out > with a workqueue. Supported are letters and digits. > > With the file dot_unit the minimal time unit can be adjusted in > milliseconds. This is great stuff, nice work. But you need to document your new sysfs files in Documentation/ABI/ somewhere, so that people know how to use this. thanks, greg k-h
