spi: Simple fix for davinci

Just one update for SPI, a simple fix to the davinci driver to correct
 the direction for which DMA is mapped following the dmaengine
 conversion.
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Merge tag 'spi-v3.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi fix from Mark Brown:
 "Just one update for SPI, a simple fix to the davinci driver to correct
  the direction for which DMA is mapped following the dmaengine
  conversion"

* tag 'spi-v3.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi:
  spi: spi-davinci: Fix direction in dma_map_single()

drivers/spi/spi-davinci.c

@@ -609,7 +609,7 @@ static int davinci_spi_bufs(struct spi_device *spi, struct spi_transfer *t)
 		else
 			buf = (void *)t->tx_buf;
 		t->tx_dma = dma_map_single(&spi->dev, buf,
-				t->len, DMA_FROM_DEVICE);
+				t->len, DMA_TO_DEVICE);
 		if (!t->tx_dma) {
 			ret = -EFAULT;
 			goto err_tx_map;