RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ f1e6f2f6ca6033cca9487ba8af9b6663f0f74fb3

peilaus alkaen https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

qiuyiuestc@gmail.com 070e54a17b add usbhost stack		13 vuotta sitten
..
usbhost	070e54a17b add usbhost stack	13 vuotta sitten
SConscript	5588bbe4d2 add some device driver header files.	14 vuotta sitten