General

• Switched to Android-12 revision 15
• Added OrangePI PC PLUS (Thanks to @volodymyr-ostrovskyi)
• A number of CTS & VTS tests fixed
• Switched to kernel v5.10.78 + RPI patches (Raspberry-PI 4)
• Switched to kernel v5.15.3 + Megous patches (Orange-PI3, PinePhone, PineTab)
• Switched to kernel v5.15.4 (Other devices)
• Switched to U-Boot 2021.10
• Minor platform fixes

Raspberry PI 4

• CSI Camera support using libcamera project.
• Bluetooth support

PinePhone

• Initial RIL support:
  RIL library from AOSP Cuttlefish emulator used. It fits all VNDK requirements of Android-12.
  Almost nothing is working yet. You can make a call without a sound if you're lucky (works only with some mobile operators)

• Vibrator HAL switched to Kernel FF (force feedback) API same as on Linux distros. (Thanks to @volodymyr-ostrovskyi)

PineTab

• Device is more usable than before. OTG/ADB is working
• Suspend mode was disabled due to some firmware issue.

Internal changes

• Switched from gbm_gralloc to minigbm (Using custom gbm backend).
• Upgraded mesa3d to latest master
• Some of selinux warnings fixed.
• Switched to fast software FBE for sunxi devices.