This change adds a snapshot of SPI BLSP driver
from the 5.4 branch.
This is snapshot of the SPI BLSP driver as of
msm-5.4 'commit 2920b626837b5 ("Merge "SPI:
spi_qsd: Add snapshot of SPI QSD driver"")'.
Change-Id: Ic539a118a096ba4fa76c399a4f103291b6b2924c
Signed-off-by: Sai Kannan <quic_csaikann@quicinc.com>