[Refactor and sync kernel from Openwrt]

[Description]
Refactor and sync kernel from Openwrt

[Release-log]
N/A

8 files changed
tree: 9976260e7a6a625543666955f868dab0f9795e78
  1. classes/
  2. conf/
  3. recipes-connectivity/
  4. recipes-devtools/
  5. recipes-kernel/