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omap2_mcspi: Flush posted writes

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mcspi_write_chconf0 is used to control rx/tx triggering.
Post-write flushing is needed to get the immediate effect.

Signed-off-by: Roman Tereshonkov <roman.tereshonkov@nokia.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Roman Tereshonkov 2010-03-15 09:06:28 +00:00 committed by Grant Likely
parent 07a389feef
commit a330ce2001
1 changed files with 1 additions and 0 deletions
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drivers/spi/omap2_mcspi.c
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@ -204,6 +204,7 @@ static inline void mcspi_write_chconf0(const struct spi_device *spi, u32 val)
cs->chconf0 = val;
mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, val);
mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
}
static void omap2_mcspi_set_dma_req(const struct spi_device *spi,