diff options
Diffstat (limited to 'drivers/spi/spi-mpc512x-psc.c')
| -rw-r--r-- | drivers/spi/spi-mpc512x-psc.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c index da60f268f74c..dfddf336912d 100644 --- a/drivers/spi/spi-mpc512x-psc.c +++ b/drivers/spi/spi-mpc512x-psc.c @@ -149,6 +149,9 @@ static int mpc512x_psc_spi_transfer_rxtx(struct spi_device *spi, in_8(&psc->mode); out_8(&psc->mode, 0x0); + /* enable transmiter/receiver */ + out_8(&psc->command, MPC52xx_PSC_TX_ENABLE | MPC52xx_PSC_RX_ENABLE); + while (len) { int count; int i; @@ -177,10 +180,6 @@ static int mpc512x_psc_spi_transfer_rxtx(struct spi_device *spi, out_be32(&fifo->txisr, MPC512x_PSC_FIFO_EMPTY); out_be32(&fifo->tximr, MPC512x_PSC_FIFO_EMPTY); - /* enable transmiter/receiver */ - out_8(&psc->command, - MPC52xx_PSC_TX_ENABLE | MPC52xx_PSC_RX_ENABLE); - wait_for_completion(&mps->done); mdelay(1); @@ -205,9 +204,6 @@ static int mpc512x_psc_spi_transfer_rxtx(struct spi_device *spi, while (in_be32(&fifo->rxcnt)) { in_8(&fifo->rxdata_8); } - - out_8(&psc->command, - MPC52xx_PSC_TX_DISABLE | MPC52xx_PSC_RX_DISABLE); } /* disable transmiter/receiver and fifo interrupt */ out_8(&psc->command, MPC52xx_PSC_TX_DISABLE | MPC52xx_PSC_RX_DISABLE); |