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path: root/drivers/spi/spi-ppc4xx.c
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Diffstat (limited to 'drivers/spi/spi-ppc4xx.c')
-rw-r--r--drivers/spi/spi-ppc4xx.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/spi/spi-ppc4xx.c b/drivers/spi/spi-ppc4xx.c
index 357f183a4fb..0ee53c25ba5 100644
--- a/drivers/spi/spi-ppc4xx.c
+++ b/drivers/spi/spi-ppc4xx.c
@@ -190,12 +190,6 @@ static int spi_ppc4xx_setupxfer(struct spi_device *spi, struct spi_transfer *t)
speed = min(t->speed_hz, spi->max_speed_hz);
}
- if (bits_per_word != 8) {
- dev_err(&spi->dev, "invalid bits-per-word (%d)\n",
- bits_per_word);
- return -EINVAL;
- }
-
if (!speed || (speed > spi->max_speed_hz)) {
dev_err(&spi->dev, "invalid speed_hz (%d)\n", speed);
return -EINVAL;
@@ -229,12 +223,6 @@ static int spi_ppc4xx_setup(struct spi_device *spi)
{
struct spi_ppc4xx_cs *cs = spi->controller_state;
- if (spi->bits_per_word != 8) {
- dev_err(&spi->dev, "invalid bits-per-word (%d)\n",
- spi->bits_per_word);
- return -EINVAL;
- }
-
if (!spi->max_speed_hz) {
dev_err(&spi->dev, "invalid max_speed_hz (must be non-zero)\n");
return -EINVAL;
@@ -406,7 +394,7 @@ static int spi_ppc4xx_of_probe(struct platform_device *op)
if (master == NULL)
return -ENOMEM;
master->dev.of_node = np;
- dev_set_drvdata(dev, master);
+ platform_set_drvdata(op, master);
hw = spi_master_get_devdata(master);
hw->master = spi_master_get(master);
hw->dev = dev;
@@ -465,6 +453,7 @@ static int spi_ppc4xx_of_probe(struct platform_device *op)
bbp->use_dma = 0;
bbp->master->setup = spi_ppc4xx_setup;
bbp->master->cleanup = spi_ppc4xx_cleanup;
+ bbp->master->bits_per_word_mask = SPI_BPW_MASK(8);
/* the spi->mode bits understood by this driver: */
bbp->master->mode_bits =
@@ -553,7 +542,6 @@ request_mem_error:
free_gpios:
free_gpios(hw);
free_master:
- dev_set_drvdata(dev, NULL);
spi_master_put(master);
dev_err(dev, "initialization failed\n");
@@ -562,11 +550,10 @@ free_master:
static int spi_ppc4xx_of_remove(struct platform_device *op)
{
- struct spi_master *master = dev_get_drvdata(&op->dev);
+ struct spi_master *master = platform_get_drvdata(op);
struct ppc4xx_spi *hw = spi_master_get_devdata(master);
spi_bitbang_stop(&hw->bitbang);
- dev_set_drvdata(&op->dev, NULL);
release_mem_region(hw->mapbase, hw->mapsize);
free_irq(hw->irqnum, hw);
iounmap(hw->regs);