[3.12,24/82] spi: nuc900: Set SPI_LSB_FIRST for master->mode_bits if hw->pdata->lsb is true
diff mbox series

Message ID 20140220235020.202882178@linuxfoundation.org
State New, archived
Headers show
  • 3.12.13-stable review
Related show

Commit Message

Greg KH Feb. 20, 2014, 11:52 p.m. UTC
3.12-stable review patch.  If anyone has any objections, please let me know.


From: Axel Lin <axel.lin@ingics.com>

commit f7db1588d6028c97c098bb6445eaabc56a25fed8 upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

 drivers/spi/spi-nuc900.c |    2 ++
 1 file changed, 2 insertions(+)

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

diff mbox series

--- a/drivers/spi/spi-nuc900.c
+++ b/drivers/spi/spi-nuc900.c
@@ -363,6 +363,8 @@  static int nuc900_spi_probe(struct platf
 	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;