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path: root/drivers/tty/serial/omap-serial.c
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Diffstat (limited to 'drivers/tty/serial/omap-serial.c')
-rw-r--r--drivers/tty/serial/omap-serial.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index fa511ebab67..77f035158d6 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -738,9 +738,6 @@ static int serial_omap_startup(struct uart_port *port)
return retval;
}
disable_irq(up->wakeirq);
- } else {
- dev_info(up->port.dev, "no wakeirq for uart%d\n",
- up->port.line);
}
dev_dbg(up->port.dev, "serial_omap_startup+%d\n", up->port.line);
@@ -1604,8 +1601,11 @@ static int serial_omap_probe_rs485(struct uart_omap_port *up,
flags & SER_RS485_RTS_AFTER_SEND);
if (ret < 0)
return ret;
- } else
+ } else if (up->rts_gpio == -EPROBE_DEFER) {
+ return -EPROBE_DEFER;
+ } else {
up->rts_gpio = -EINVAL;
+ }
if (of_property_read_u32_array(np, "rs485-rts-delay",
rs485_delay, 2) == 0) {
@@ -1687,6 +1687,9 @@ static int serial_omap_probe(struct platform_device *pdev)
up->port.iotype = UPIO_MEM;
up->port.irq = uartirq;
up->wakeirq = wakeirq;
+ if (!up->wakeirq)
+ dev_info(up->port.dev, "no wakeirq for uart%d\n",
+ up->port.line);
up->port.regshift = 2;
up->port.fifosize = 64;