Mainline drivers patches

[jekhor]

Issue to track patch mainlining status.

• [x] Initial extcon charger detection, charger enable and OTG mode switching stuff
• [x] INT33FE ACPI driver: Enable battery fuel gauge
• [x] LED's drivers
• [x] Support for 9-byte reports in the goodix driver ('keyboard' as touchpad)
• [x] BQ25892 charger patches
• [ ] Sound drivers
• [ ] IIO-sensor-proxy hinge angle suuport
• [ ] Alsa UCM configs