diff options
Diffstat (limited to 'drivers/serial/serial_core.c')
| -rw-r--r-- | drivers/serial/serial_core.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index 9425ed69e0f7..dc68b7e0c930 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -2179,11 +2179,14 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state, * Now do the auto configuration stuff. Note that config_port * is expected to claim the resources and map the port for us. */ - flags = UART_CONFIG_TYPE; + flags = 0; if (port->flags & UPF_AUTO_IRQ) flags |= UART_CONFIG_IRQ; if (port->flags & UPF_BOOT_AUTOCONF) { - port->type = PORT_UNKNOWN; + if (!(port->flags & UPF_FIXED_TYPE)) { + port->type = PORT_UNKNOWN; + flags |= UART_CONFIG_TYPE; + } port->ops->config_port(port, flags); } |