As per the PR, the changes still holding it up.
Add onekey for testing.
Fix ARM builds.
Fix device descriptor when either axes or buttons is zero.
Add compile-time check for at least one axis or button.
Move definition to try to fix conflict.
PR review comments.
qmk cformat
Allow output pin to be JS_VIRTUAL_AXIS if the axis is connected to Vcc
instead of an output pin from the MCU.
Fix joystick report id
Fix broken v-usb hid joystick interface. Make it more resilient to unusual settings (none multiple of eight button count, 0 buttons or 0 axes)
Correct adc reading for multiple axes. Piecewise range conversion for uncentered raw value range. Input, output and ground pin configuration per axis.
Documentation fixes
* Improve support and docs for ADC driver
* Comment ADC channels
* Move to Makers and Modders section, and fix usage instructions
* Flesh out intro
* Superscript 328P note
* Fix pin_to_mux LUT
* Support USB64/1287 as well
* analogReadPin() defaults to 0V mux on invalid pin
* Update pinToMux() function documentation
* Dot
* Accept (some of) the `qmk cformat` changes
* Do clang-format properly
* More wording tweaks
* Link to encoder docs
Nick Brassel