QSDK (Openwrt 19.07) with cc2640r2 BT

Hi all
If we get the SDK simplelink_cc2640r2_sdk_5_30_00_03 https://www.ti.com.cn/tool/cn/SIMPLELINK-CC2640R2-SDKfrom Ti, what is the path of drvier and how to compile it? How to bring it up on the system ?
cc2640r2 interface is Uart
linux 5.4 openwrt 19.07

Its not OpenWrt at all


Closing the topic since this is not related to the official Openwrt project. Please consult with the maintainers of the firmware/sdk that is in use.