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spi: coldfire-qspi: Simplify the code to set register bits for transfer speed 

spi core will use spi->max_speed_hz as transfer speed if the transfer speed was
not set. So we don't need to test t->speed_hz in mcfqspi_transfer_one().

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Axel Lin 2014-03-20 22:59:06 +08:00 committed by Mark Brown
parent 2271cf124a
commit 8023d384ff
1 changed files with 1 additions and 4 deletions
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3
drivers/spi/spi-coldfire-qspi.c
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@ -321,10 +321,7 @@ static int mcfqspi_transfer_one(struct spi_master *master,
qmr |= MCFQSPI_QMR_CPHA; qmr |= MCFQSPI_QMR_CPHA;
if (spi->mode & SPI_CPOL) if (spi->mode & SPI_CPOL)
qmr |= MCFQSPI_QMR_CPOL; qmr |= MCFQSPI_QMR_CPOL;
if (t->speed_hz)
qmr |= mcfqspi_qmr_baud(t->speed_hz); qmr |= mcfqspi_qmr_baud(t->speed_hz);
else
qmr |= mcfqspi_qmr_baud(spi->max_speed_hz);
mcfqspi_wr_qmr(mcfqspi, qmr); mcfqspi_wr_qmr(mcfqspi, qmr);
mcfqspi_wr_qir(mcfqspi, MCFQSPI_QIR_SPIFE); mcfqspi_wr_qir(mcfqspi, MCFQSPI_QIR_SPIFE);