[PATCH 2/3] spi: ppc44x: Remove chipselect from setupxfer

From: Nicolas Boichat
Date: Tue Aug 04 2015 - 02:10:22 EST


The chipselect operation is already done in spi_bitbang_transfer_one,
or in spi_bitbang_setup, so there is no need to do it in setupxfer
as well.

Signed-off-by: Nicolas Boichat <drinkcat@xxxxxxxxxxxx>
---
drivers/spi/spi-ppc4xx.c | 7 -------
1 file changed, 7 deletions(-)

diff --git a/drivers/spi/spi-ppc4xx.c b/drivers/spi/spi-ppc4xx.c
index 54fb984..55947f6 100644
--- a/drivers/spi/spi-ppc4xx.c
+++ b/drivers/spi/spi-ppc4xx.c
@@ -210,13 +210,6 @@ static int spi_ppc4xx_setupxfer(struct spi_device *spi, struct spi_transfer *t)
if (in_8(&hw->regs->cdm) != cdm)
out_8(&hw->regs->cdm, cdm);

- spin_lock(&hw->bitbang.lock);
- if (!hw->bitbang.busy) {
- hw->bitbang.chipselect(spi, BITBANG_CS_INACTIVE);
- /* Need to ndelay here? */
- }
- spin_unlock(&hw->bitbang.lock);
-
return 0;
}

--
2.5.0.rc2.392.g76e840b

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