spi: omap-uwire: Remove full duplex check
This driver sets the SPI_MASTER_HALF_DUPLEX flag, so the spi core will check transfers to ensure they are not full duplex. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@linaro.org>
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@ -218,10 +218,6 @@ static int uwire_txrx(struct spi_device *spi, struct spi_transfer *t)
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if (!t->tx_buf && !t->rx_buf)
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if (!t->tx_buf && !t->rx_buf)
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return 0;
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return 0;
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/* Microwire doesn't read and write concurrently */
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if (t->tx_buf && t->rx_buf)
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return -EPERM;
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w = spi->chip_select << 10;
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w = spi->chip_select << 10;
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w |= CS_CMD;
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w |= CS_CMD;
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