Usage:
  -d, --device <dev> use device <dev> instead of /dev/video0
  -h, --help         display this help message
  --reset <mask>     reset the infrared receiver (1) or digitizer (2) [VIDIOC_INT_RESET]
  --version          shows the version number of this utility.
                     It should match the driver version.

Expert options:
  -D, --set-debug <level>
                     set the module debug variable
                        1/0x0001: warning
                        2/0x0002: info
                        4/0x0004: mailbox
                        8/0x0008: dma
                       16/0x0010: ioctl
                       32/0x0020: file
                       64/0x0040: i2c
                      128/0x0080: irq
                      256/0x0100: high volume
  -e, --get-debug    query the module debug variable
  -I, --list-gpio
                     show GPIO input/direction/output bits
  -i, --set-gpio [dir=<dir>,]val=<val>
                     set GPIO direction bits to <dir> and set output to <val>