UPSTREAM: ath10k: Add hw param for 64-bit address support

WCN3990 target supports 37-bit addressing mode. In order
to accommodate extended address support, add hw param to
indicate if the target supports addressing above 32-bits.

Signed-off-by: Rakesh Pillai <pillair@qti.qualcomm.com>
Signed-off-by: Govind Singh <govinds@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Git-commit: f13cc6bd68baf4fba2b92aaf4c1700da05d63043
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git


Change-Id: I97dd85482b4cd80a826d95b6758b89eaced7eb53
Signed-off-by: Dundi Raviteja <dundi@codeaurora.org>