BACKPORT: arm64: Get rid of asm/opcodes.h

The opcodes.h drags in a lot of definition from the 32bit port, most
of which is not required at all. Clean things up a bit by moving
the bare minimum of what is required next to the actual users,
and drop the include file.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Davide Garberi <dade.garberi@gmail.com>
Change-Id: Idc1568eaf85077c03d22bd8e070474dfe271a7d8
3 files changed