spi: nuc900: Set SPI_LSB_FIRST for master->mode_bits if hw->pdata->lsb is true

Otherwise, spi_setup() fails with unsupported mode bits message.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org

diff --git a/drivers/spi/spi-nuc900.c b/drivers/spi/spi-nuc900.c
index 50406306bc209493152eca0a5b636811e30593d6..bae97ffec4b9952f10a1affc3ca3741d537e91af 100644 (file)
--- a/drivers/spi/spi-nuc900.c
+++ b/drivers/spi/spi-nuc900.c
@@ -361,6 +361,8 @@ static int nuc900_spi_probe(struct platform_device *pdev)
        init_completion(&hw->done);
 
        master->mode_bits          = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
+       if (hw->pdata->lsb)
+               master->mode_bits |= SPI_LSB_FIRST;
        master->num_chipselect     = hw->pdata->num_cs;
        master->bus_num            = hw->pdata->bus_num;
        hw->bitbang.master         = hw->master;