* Move current to 5.7.x
* Update linux-rockchip-current.config
* Move dev patches to current
* copy dev to current
* move dev patches to current
* move rockchip64-current to 5.7.x
* Cleaned up OrangePi 4 device tree (with help from @chwe17)
* Reconfigured OrangePi 4's usb-c power input
* Powertree fixes for OrangePi 4
* Removed unnecessary xin32k clock in OrangePi 4's device tree
* Reverted fusb302 change for OrangePi 4
* Removed uart4 in OrangePi 4's device tree
* Synced OrangePi 4's DTS from current to dev
* Synced OrangePi 4's DTS from current to legacy
* Minor fixups for OrangePi 4 DTS in legacy