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rockchip: spi: Correct the bus init code

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Two of the init values are created locally so cannot be out of range.
The masking is unnecessary and in one case is incorrect. Fix it.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2016-01-21 19:44:04 -07:00
parent 28a943c110
commit 2b9fe111ec
1 changed files with 2 additions and 2 deletions
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4
drivers/spi/rk_spi.c
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@ -221,7 +221,7 @@ static int rockchip_spi_claim_bus(struct udevice *dev)
ctrlr0 = OMOD_MASTER << OMOD_SHIFT;
/* Data Frame Size */
ctrlr0 |= spi_dfs & DFS_MASK << DFS_SHIFT;
ctrlr0 |= spi_dfs << DFS_SHIFT;
/* set SPI mode 0..3 */
if (priv->mode & SPI_CPOL)
@ -242,7 +242,7 @@ static int rockchip_spi_claim_bus(struct udevice *dev)
ctrlr0 |= FBM_MSB << FBM_SHIFT;
/* Byte and Halfword Transform */
ctrlr0 |= (spi_tf & HALF_WORD_MASK) << HALF_WORD_TX_SHIFT;
ctrlr0 |= spi_tf << HALF_WORD_TX_SHIFT;
/* Rxd Sample Delay */
ctrlr0 |= 0 << RXDSD_SHIFT;