- initial thunderbolt support, only xdomain (usb4net/usb4stream) and usb3
  tunneling, no PCIe/DisplayPort tunneling
- support for compressed / interchange framebuffers for sharing between
  video decoder, GPU and display. Only display support implemented
- DCP 14.8.3 firmware support as basis for M3* support
- display mode selection and backlight locking fixes
- workarounds for M4+/A18 WFI*/WFE* brokenness
- AVD fixes
- Rust io rework from 7.3 and refactored all rust drivers
- GPU driver rework onto upstream DRM abstraction (DRM GPUVM, device
  lifetime, scatterlist)
- dropped crashdump/dev-coredump support in GPU driver
- use shared GPIO for speaker amp shutdown pin
- DART aperture DT changes
- use shared GPIO for speaker amp shutdown pin