spi: convert drivers to use bits_per_word_mask
Fill in the recently added spi_master.bits_per_word_mask field in as
many drivers as possible. Make related cleanups, such as removing any
redundant error-checking, or empty setup callbacks.
Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/drivers/spi/spi-clps711x.c b/drivers/spi/spi-clps711x.c
index a11cbf0..e322b5b 100644
--- a/drivers/spi/spi-clps711x.c
+++ b/drivers/spi/spi-clps711x.c
@@ -42,12 +42,6 @@
{
struct spi_clps711x_data *hw = spi_master_get_devdata(spi->master);
- if (spi->bits_per_word != 8) {
- dev_err(&spi->dev, "Unsupported master bus width %i\n",
- spi->bits_per_word);
- return -EINVAL;
- }
-
/* We are expect that SPI-device is not selected */
gpio_direction_output(hw->chipselect[spi->chip_select],
!(spi->mode & SPI_CS_HIGH));
@@ -190,6 +184,7 @@
master->bus_num = pdev->id;
master->mode_bits = SPI_CPHA | SPI_CS_HIGH;
+ master->bits_per_word_mask = SPI_BPW_MASK(8);
master->num_chipselect = pdata->num_chipselect;
master->setup = spi_clps711x_setup;
master->transfer_one_message = spi_clps711x_transfer_one_message;