https://forum.banana-pi.org/t/banana-pi-bpi-r2-pro-smart-router-board-with-rockchip-rk3568-chip/12522

http://wiki.banana-pi.org/Banana_Pi_BPI-R2_Pro

Official uboot/kernel: https://github.com/BPI-SINOVOIP/BPI-R2PRO-BSP

• Rockchip RK3568 Quad-core ARM Cortex-A55 CPU
• Rockchip RK809 PMIC
• RTL8367RB-VB-CG Switch chip (datasheet)

https://github.com/rockchip-linux/rkbin/tree/master/bin/rk35

https://github.com/rockchip-linux/u-boot/blob/next-dev/configs/rk3568_defconfig

https://forum.pine64.org/showthread.php?tid=14507

My own work:

https://github.com/frank-w/u-boot/tree/2021-10-bpi-r2-pro

https://gitlab.com/pgwipeout/linux-next/-/commits/quartz64-v5.15-rc1/

precompiled kernel/uboot/bootheaders https://gitlab.com/pgwipeout/quartz64_ci/-/jobs/1599723187/artifacts/browse/artifacts/

Started my own work here: https://github.com/frank-w/BPI-R2-4.14/tree/5.15-bpi-r2-pro

Included/upported rtl8367 driver from bpi-r64 and included driver from openwrt. Added ethernet and switch nodes to dts,prepared build-script

vop2 driver (needed for HDMI) based on 5.10 hier

Upported to 5.15: hier

Rockchip DTS git