Revert "8226: Remove unnecessary files"

This reverts commit ce9eb68fc68424fda069fd9878515781a6b9b645.

Revert "8226: regenerate makefiles after cleanup"

This reverts commit df40096da391bdd38482c1c552c99d59efb0bc7a.
8226: remove power HAL and audio_effects.conf

Change-Id: I4900aa20888bce06df56dd0c1dfd74ddff1d84be
tianchi_dsds: intial commit [Xperia T2 Ultra Dual]

* From 19.1.1.C.0.56

Change-Id: Id92d8806949aa7e609cd6ea16085d5a70692c877
tianchi_dsds: add missing firmware

Change-Id: Icb9ace535215b623eb47df44d3fdeef0ba1b9cd4