spi: Kconfig: Add FSL_QSPI entry

Added FSL_QSPI entry on Kconfig with help description.

Signed-off-by: Jagan Teki <jteki@openedev.com>
Cc: Peng Fan <Peng.Fan@freescale.com>
Cc: Haikun Wang <haikun.wang@freescale.com>
1 file changed