[qca-ssdk] add IGMP, port_ctrl, stp modules

1. add legacy features to fal, update makefile to build
modules
2. add port vrf, port congestion drop, ip vrf configuration

Change-Id: I4d2b04fc474dd14c7ae504c68d501c31d67f4790
Signed-off-by: linchen <linchen@codeaurora.org>
20 files changed
tree: 0c3b1120cf556a93eb19e2dd8206f1dda3494807
  1. app/
  2. include/
  3. make/
  4. src/
  5. ChangeLog
  6. config
  7. ko_Makefile
  8. Makefile