diff options
| -rw-r--r-- | drivers/tty/serial/8250/8250_dw.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index 09aaea2d3a6..b7c7d6a6cad 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -221,7 +221,11 @@ static void dw8250_setup_port(struct uart_8250_port *up) p->flags |= UPF_FIXED_TYPE; p->fifosize = DW_UART_CPR_FIFO_SIZE(reg); up->tx_loadsz = p->fifosize; + up->capabilities = UART_CAP_FIFO; } + + if (reg & DW_UART_CPR_AFCE_MODE) + up->capabilities |= UART_CAP_AFE; } static int dw8250_probe(struct platform_device *pdev) |