spi: lpspi: fix using CS discontinuously on i.MX8DXLEVK
authorClark Wang <xiaoning.wang@nxp.com>
Mon, 27 Jul 2020 03:14:48 +0000 (11:14 +0800)
committerMark Brown <broonie@kernel.org>
Wed, 29 Jul 2020 13:40:54 +0000 (14:40 +0100)
commit2a052590d453b701a9902b68a141ecf408bd42b0
tree548f6f0689a75c348254b036f230e186cf8937aa
parent768ba4909a1ee4c2be4437c763c7095cc58c0362
spi: lpspi: fix using CS discontinuously on i.MX8DXLEVK

SPI common code does not support using CS discontinuously for now.
However, i.MX8DXL-EVK only uses CS1 without CS0. Therefore, add a flag
is_only_cs1 to set the correct TCR[PCS].

Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
Link: https://lore.kernel.org/r/20200727031448.31661-4-xiaoning.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-fsl-lpspi.c