mtd: msm_qpic_nand: Add snapshot of QPIC nand driver for QCS405

Add snapshot of QPIC nand driver and it's supported files, for
QPIC based NAND controller. This is snapshot of the QPIC nand driver
as of msm-4.9 'commit a2de55d5f2f6 ("mtd: msm_qpic_nand: QPIC clock
changes when it is RPMH controlled")'.

Change-Id: I865d5e63e06bd60f3b04bfa14d0c4fb6c618cb21
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Signed-off-by: Pradeep P V K <ppvk@codeaurora.org>