The usage string should contain only the command parameters. OpenOCD will automatically prepend the command name to the usage string while dumping the usage or help message. Remove the repeated command name from the usage string. Change-Id: I691094a6395acb0e4ea3bea2347ff38379002464 Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com> Reviewed-on: http://openocd.zylin.com/5822 Tested-by: jenkins