memset(&atmel_port->rx_ring, 0, sizeof(atmel_port->rx_ring));
- if (pdata->regs)
+ if (pdata->regs) {
/* Already mapped by setup code */
port->membase = pdata->regs;
- else {
+ } else {
port->flags |= UPF_IOREMAP;
port->membase = NULL;
}
/* only enable clock when USART is in use */
}
- atmel_port->use_dma_rx = pdata->use_dma_rx;
- atmel_port->use_dma_tx = pdata->use_dma_tx;
+ atmel_port->use_dma_rx = pdata->use_dma_rx;
+ atmel_port->use_dma_tx = pdata->use_dma_tx;
atmel_port->rs485 = pdata->rs485;
+
/* Use TXEMPTY for interrupt when rs485 else TXRDY or ENDTX|TXBUFE */
if (atmel_port->rs485.flags & SER_RS485_ENABLED)
atmel_port->tx_done_mask = ATMEL_US_TXEMPTY;