tty: serial: omap: add UPF_BOOT_AUTOCONF flag for DT init

The UPF_BOOT_AUTOCONF flag is needed for proper
flow control support.

Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 6c6f82a..a473464 100644 (file)
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1597,6 +1597,9 @@ static struct omap_uart_port_info *of_get_uart_port_info(struct device *dev)
 
        of_property_read_u32(dev->of_node, "clock-frequency",
                                         &omap_up_info->uartclk);
+
+       omap_up_info->flags = UPF_BOOT_AUTOCONF;
+
        return omap_up_info;
 }