spi/s3c64xx: Convert to bits_per_word_mask

The core can do the validation for us.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 1 insertions, 9 deletions

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 7f5f8ee68840..27ff669f0937 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -911,15 +911,6 @@ static int s3c64xx_spi_setup(struct spi_device *spi)
 
         spin_unlock_irqrestore(&sdd->lock, flags);
 
-        if (spi->bits_per_word != 8
-                        && spi->bits_per_word != 16
-                        && spi->bits_per_word != 32) {
-                dev_err(&spi->dev, "setup: %dbits/wrd not supported!\n",
-                                                        spi->bits_per_word);
-                err = -EINVAL;
-                goto setup_exit;
-        }
-
         pm_runtime_get_sync(&sdd->pdev->dev);
 
         /* Check if we can provide the requested rate */
@@ -1237,6 +1228,7 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
         master->unprepare_transfer_hardware = s3c64xx_spi_unprepare_transfer;
         master->num_chipselect = sci->num_cs;
         master->dma_alignment = 8;
+        master->bits_per_word_mask = BIT(32 - 1) | BIT(16 - 1) | BIT(8 - 1);
         /* the spi->mode bits understood by this driver: */
         master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;