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spi: omap2-mcspi: Fix GPIO chip select support 

The OMAP2_MCSPI_CHCONF_FORCE must be toggled even when using GPIO
chip selects. This patch conditionally calls the omap2_mcspi_set_cs
function to do so when using GPIO chip selects.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Michael Welling 2015-05-23 21:13:44 -05:00 committed by Mark Brown
parent 4373f8b6da
commit a06b430fd8
1 changed files with 6 additions and 0 deletions
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6
drivers/spi/spi-omap2-mcspi.c
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@ -1108,6 +1108,9 @@ static int omap2_mcspi_work_one(struct omap2_mcspi *mcspi,
omap2_mcspi_set_enable(spi, 0);
if (gpio_is_valid(spi->cs_gpio))
omap2_mcspi_set_cs(spi, spi->mode & SPI_CS_HIGH);
if (par_override ||
(t->speed_hz != spi->max_speed_hz) ||
(t->bits_per_word != spi->bits_per_word)) {
@ -1192,6 +1195,9 @@ out:
omap2_mcspi_set_enable(spi, 0);
if (gpio_is_valid(spi->cs_gpio))
omap2_mcspi_set_cs(spi, !(spi->mode & SPI_CS_HIGH));
if (mcspi->fifo_depth > 0 && t)
omap2_mcspi_set_fifo(spi, t, 0);