diff options
Diffstat (limited to 'drivers/spi/spi-fsl-spi.c')
| -rw-r--r-- | drivers/spi/spi-fsl-spi.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 4dcb2929c01f..f35488ed62a9 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -239,12 +239,6 @@ static int fsl_spi_setup_transfer(struct spi_device *spi, if (!bits_per_word) bits_per_word = spi->bits_per_word; - /* Make sure its a bit width we support [4..16, 32] */ - if ((bits_per_word < 4) - || ((bits_per_word > 16) && (bits_per_word != 32)) - || (bits_per_word > mpc8xxx_spi->max_bits_per_word)) - return -EINVAL; - if (!hz) hz = spi->max_speed_hz; @@ -651,6 +645,10 @@ static struct spi_master * fsl_spi_probe(struct device *dev, if (mpc8xxx_spi->type == TYPE_GRLIB) fsl_spi_grlib_probe(dev); + master->bits_per_word_mask = + (SPI_BPW_RANGE_MASK(4, 16) | SPI_BPW_MASK(32)) & + SPI_BPW_RANGE_MASK(1, mpc8xxx_spi->max_bits_per_word); + if (mpc8xxx_spi->flags & SPI_QE_CPU_MODE) mpc8xxx_spi->set_shifts = fsl_spi_qe_cpu_set_shifts; |