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path: root/drivers/spi/spi-au1550.c
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Diffstat (limited to 'drivers/spi/spi-au1550.c')
-rw-r--r--drivers/spi/spi-au1550.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/spi/spi-au1550.c b/drivers/spi/spi-au1550.c
index 44dd34b6ad09..d736fa942020 100644
--- a/drivers/spi/spi-au1550.c
+++ b/drivers/spi/spi-au1550.c
@@ -248,11 +248,6 @@ static int au1550_spi_setupxfer(struct spi_device *spi, struct spi_transfer *t)
hz = t->speed_hz;
}
- if (bpw < 4 || bpw > 24) {
- dev_err(&spi->dev, "setupxfer: invalid bits_per_word=%d\n",
- bpw);
- return -EINVAL;
- }
if (hz > spi->max_speed_hz || hz > hw->freq_max || hz < hw->freq_min) {
dev_err(&spi->dev, "setupxfer: clock rate=%d out of range\n",
hz);
@@ -296,12 +291,6 @@ static int au1550_spi_setup(struct spi_device *spi)
{
struct au1550_spi *hw = spi_master_get_devdata(spi->master);
- if (spi->bits_per_word < 4 || spi->bits_per_word > 24) {
- dev_err(&spi->dev, "setup: invalid bits_per_word=%d\n",
- spi->bits_per_word);
- return -EINVAL;
- }
-
if (spi->max_speed_hz == 0)
spi->max_speed_hz = hw->freq_max;
if (spi->max_speed_hz > hw->freq_max
@@ -782,6 +771,7 @@ static int au1550_spi_probe(struct platform_device *pdev)
/* the spi->mode bits understood by this driver: */
master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LSB_FIRST;
+ master->bits_per_word_mask = SPI_BPW_RANGE_MASK(4, 24);
hw = spi_master_get_devdata(master);