crypto: ice: Make ICE init & reset API synchronous

ICE init & reset can be synchronous now because ICE does not need
to go to secure side for any ICE configuration. This would simplify
interface and make call more efficient.

Change-Id: I7aa4e2d3ba3383d25758b21b8ae261a0220f35f9
Signed-off-by: Dinesh K Garg <dineshg@codeaurora.org>
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Gilad Broner <gbroner@codeaurora.org>
[venkatg@codeaurora.org: dropped ice driver and mmc ice changes]
Signed-off-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>