From 8ddd1ff44c745a94ab7bd2a8f4d0736e7e23c7e5 Mon Sep 17 00:00:00 2001 From: Alejandro Sierra Date: Wed, 21 Nov 2012 10:01:26 -0600 Subject: [PATCH] ENGR00234466 UART: Fix disablement of CTS signal On Uart driver, CTS signal were never disabled on the imx_set_mctrl function since the register was written inside of the conditional. if (mctrl & TIOCM_RTS) { temp |= UCR2_CTS; writel(temp, sport->port.membase + UCR2); } Signed-off-by: Alejandro Sierra --- drivers/tty/serial/imx.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index e76e5b9435b9c8..a512a7669d5341 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -710,10 +710,10 @@ static void imx_set_mctrl(struct uart_port *port, unsigned int mctrl) temp = readl(sport->port.membase + UCR2) & ~UCR2_CTS; - if (mctrl & TIOCM_RTS) { + if (mctrl & TIOCM_RTS) temp |= UCR2_CTS; - writel(temp, sport->port.membase + UCR2); - } + + writel(temp, sport->port.membase + UCR2); if (mctrl & TIOCM_LOOP) { temp = readl(sport->port.membase + UTS) & ~UTS_LOOP;