[PATCH] serial: bfin-sport-uart: Add tty ASYNC_CTS_FLOW flag to do CTS flow control.

From: Sonic Zhang
Date: Tue Dec 06 2011 - 03:33:04 EST


From: Sonic Zhang <sonic.zhang@xxxxxxxxxx>

Signed-off-by: Sonic Zhang <sonic.zhang@xxxxxxxxxx>
---
drivers/tty/serial/bfin_sport_uart.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/tty/serial/bfin_sport_uart.c b/drivers/tty/serial/bfin_sport_uart.c
index f650526..7fbc3a0 100644
--- a/drivers/tty/serial/bfin_sport_uart.c
+++ b/drivers/tty/serial/bfin_sport_uart.c
@@ -810,8 +810,10 @@ static int __devinit sport_uart_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
if (res == NULL)
sport->cts_pin = -1;
- else
+ else {
sport->cts_pin = res->start;
+ sport->port.flags |= ASYNC_CTS_FLOW;
+ }

res = platform_get_resource(pdev, IORESOURCE_IO, 1);
if (res == NULL)
--
1.7.0.4


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