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path: root/drivers/spi/spi_imx.c
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Diffstat (limited to 'drivers/spi/spi_imx.c')
-rw-r--r--drivers/spi/spi_imx.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index 0671aeef579..c195e45f7f3 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -1171,9 +1171,6 @@ msg_rejected:
return -EINVAL;
}
-/* the spi->mode bits understood by this driver: */
-#define MODEBITS (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH)
-
/* On first setup bad values must free chip_data memory since will cause
spi_new_device to fail. Bad value setup from protocol driver are simply not
applied and notified to the calling driver. */
@@ -1186,12 +1183,6 @@ static int setup(struct spi_device *spi)
u32 tmp;
int status = 0;
- if (spi->mode & ~MODEBITS) {
- dev_dbg(&spi->dev, "setup: unsupported mode bits %x\n",
- spi->mode & ~MODEBITS);
- return -EINVAL;
- }
-
/* Get controller data */
chip_info = spi->controller_data;
@@ -1286,10 +1277,7 @@ static int setup(struct spi_device *spi)
/* SPI word width */
tmp = spi->bits_per_word;
- if (tmp == 0) {
- tmp = 8;
- spi->bits_per_word = 8;
- } else if (tmp > 16) {
+ if (tmp > 16) {
status = -EINVAL;
dev_err(&spi->dev,
"setup - "
@@ -1481,6 +1469,9 @@ static int __init spi_imx_probe(struct platform_device *pdev)
drv_data->master_info = platform_info;
drv_data->pdev = pdev;
+ /* the spi->mode bits understood by this driver: */
+ master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
+
master->bus_num = pdev->id;
master->num_chipselect = platform_info->num_chipselect;
master->dma_alignment = DMA_ALIGNMENT;