diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi_imx.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c index a8f9bff529e..b91a5a8f6da 100644 --- a/drivers/spi/spi_imx.c +++ b/drivers/spi/spi_imx.c @@ -478,12 +478,18 @@ static int spi_imx_transfer(struct spi_device *spi, static int spi_imx_setup(struct spi_device *spi) { + struct spi_imx_data *spi_imx = spi_master_get_devdata(spi->master); + int gpio = spi_imx->chipselect[spi->chip_select]; + if (!spi->bits_per_word) spi->bits_per_word = 8; pr_debug("%s: mode %d, %u bpw, %d hz\n", __func__, spi->mode, spi->bits_per_word, spi->max_speed_hz); + if (gpio >= 0) + gpio_direction_output(gpio, spi->mode & SPI_CS_HIGH ? 0 : 1); + spi_imx_chipselect(spi, BITBANG_CS_INACTIVE); return 0; @@ -532,7 +538,6 @@ static int __init spi_imx_probe(struct platform_device *pdev) dev_err(&pdev->dev, "can't get cs gpios"); goto out_master_put; } - gpio_direction_output(spi_imx->chipselect[i], 1); } spi_imx->bitbang.chipselect = spi_imx_chipselect; |