feat(ti): query firmware for suspend capability

Instead of hardcoding this at build time we can ask the firmware if
suspend is supported and if not disable accordingly. Then remove compile-
time ifdefs.

Signed-off-by: Andrew Davis <afd@ti.com>
Change-Id: Ib966c04c0bdb79a82e8d890cec5e65d883acd6e3
3 files changed