[Blackfin] arch: set_bfin_dma_config shouldnt set SYNC or RESTART by default - add argument or option

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 6f475b60986..ac2a3ef28d5 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -442,7 +442,8 @@ static void bfin_serial_dma_tx_chars(struct bfin_serial_port *uart)
                 set_bfin_dma_config(DIR_READ, DMA_FLOW_STOP,
                         INTR_ON_BUF,
                         DIMENSION_LINEAR,
-                        DATA_SIZE_8));
+                        DATA_SIZE_8,
+                        DMA_SYNC_RESTART));
         set_dma_start_addr(uart->tx_dma_channel, (unsigned long)(xmit->buf+xmit->tail));
         set_dma_x_count(uart->tx_dma_channel, uart->tx_count);
         set_dma_x_modify(uart->tx_dma_channel, 1);
@@ -689,7 +690,8 @@ static int bfin_serial_startup(struct uart_port *port)
         set_dma_config(uart->rx_dma_channel,
                 set_bfin_dma_config(DIR_WRITE, DMA_FLOW_AUTO,
                                 INTR_ON_ROW, DIMENSION_2D,
-                                DATA_SIZE_8));
+                                DATA_SIZE_8,
+                                DMA_SYNC_RESTART));
         set_dma_x_count(uart->rx_dma_channel, DMA_RX_XCOUNT);
         set_dma_x_modify(uart->rx_dma_channel, 1);
         set_dma_y_count(uart->rx_dma_channel, DMA_RX_YCOUNT);