diff options
| -rw-r--r-- | Documentation/devicetree/bindings/serial/fsl-mxs-auart.txt | 2 | ||||
| -rw-r--r-- | drivers/tty/serial/mxs-auart.c | 3 |
2 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/serial/fsl-mxs-auart.txt b/Documentation/devicetree/bindings/serial/fsl-mxs-auart.txt index 81e35cd2c58a..5c96d41899f1 100644 --- a/Documentation/devicetree/bindings/serial/fsl-mxs-auart.txt +++ b/Documentation/devicetree/bindings/serial/fsl-mxs-auart.txt @@ -19,7 +19,7 @@ Required properties for "alphascale,asm9260-auart": "ahb" - ahb gate. Optional properties: -- fsl,uart-has-rtscts : Indicate the UART has RTS and CTS lines +- uart-has-rtscts : Indicate the UART has RTS and CTS lines for hardware flow control, it also means you enable the DMA support for this UART. - {rts,cts,dtr,dsr,rng,dcd}-gpios: specify a GPIO for RTS/CTS/DTR/DSR/RI/DCD diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index 68a6e9520990..eb54e5c77ead 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -1570,7 +1570,8 @@ static int serial_mxs_probe_dt(struct mxs_auart_port *s, } s->port.line = ret; - if (of_get_property(np, "fsl,uart-has-rtscts", NULL)) + if (of_get_property(np, "uart-has-rtscts", NULL) || + of_get_property(np, "fsl,uart-has-rtscts", NULL) /* deprecated */) set_bit(MXS_AUART_RTSCTS, &s->flags); return 0; |