dev: Added new LupIO-PIC device

This device is a virtual programmable interrupt controller, and it
manages interrupt requests from up to 32 sources.  It is implemented
as a BasicPioDevice.

The following are the specifications regarding the LupIO-PIC:
Change-Id: I9ccdb607789f62cc89bdd7392d8e59c8e5c24797
Maintainer: Bobby Bruce <>
Tested-by: kokoro <>
Reviewed-by: Jason Lowe-Power <>
4 files changed