[PATCH 3.5 35/60] spi: nuc900: Set SPI_LSB_FIRST for master->mode_bits if hw->pdata->lsb is true
Luis Henriques
luis.henriques at canonical.com
Fri Feb 21 13:01:02 UTC 2014
3.5.7.31 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Axel Lin <axel.lin at ingics.com>
commit f7db1588d6028c97c098bb6445eaabc56a25fed8 upstream.
Otherwise, spi_setup() fails with unsupported mode bits message.
Signed-off-by: Axel Lin <axel.lin at ingics.com>
Signed-off-by: Mark Brown <broonie at linaro.org>
[ luis: backported to 3.5: adjusted context ]
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
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 dae8be2..f244d19 100644
--- a/drivers/spi/spi-nuc900.c
+++ b/drivers/spi/spi-nuc900.c
@@ -374,6 +374,8 @@ static int __devinit 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;
--
1.9.0
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