[PATCH 5/9] serial: stm32: add RTS support
From: Bich HEMON <hidden>
Date: 2017-07-13 15:10:18
Also in:
linux-arm-kernel, linux-devicetree, lkml
Subsystem:
the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
Implement support of RTS in USART control register Signed-off-by: Bich Hemon <redacted> --- drivers/tty/serial/stm32-usart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index ca61bfe..9158d31 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c@@ -518,7 +518,7 @@ static void stm32_set_termios(struct uart_port *port, struct ktermios *termios, port->status &= ~(UPSTAT_AUTOCTS | UPSTAT_AUTORTS); if (cflag & CRTSCTS) { port->status |= UPSTAT_AUTOCTS | UPSTAT_AUTORTS; - cr3 |= USART_CR3_CTSE; + cr3 |= USART_CR3_CTSE | USART_CR3_RTSE; } usartdiv = DIV_ROUND_CLOSEST(port->uartclk, baud);
--
1.9.1