[PATCH 3.8 30/67] spi: nuc900: Set SPI_LSB_FIRST for master->mode_bits if hw->pdata->lsb is true

From: Kamal Mostafa
Date: Mon Mar 03 2014 - 13:58:53 EST


3.8.13.19 -stable review patch. If anyone has any objections, please let me know.

------------------

From: Axel Lin <axel.lin@xxxxxxxxxx>

commit f7db1588d6028c97c098bb6445eaabc56a25fed8 upstream.

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

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/spi/spi-nuc900.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/spi/spi-nuc900.c b/drivers/spi/spi-nuc900.c
index b3f9ec8..2d7b7c8 100644
--- a/drivers/spi/spi-nuc900.c
+++ b/drivers/spi/spi-nuc900.c
@@ -374,6 +374,8 @@ static int nuc900_spi_probe(struct platform_device *pdev)
init_completion(&hw->done);

master->mode_bits = SPI_MODE_0;
+ 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;
--
1.8.3.2

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