serial: 8250_dw: Map IO memory

This needs to be done in order to later access the
Designware specific registers.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Jamie Iles <jamie@jamieiles.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Heikki Krogerus 2013-01-10 11:25:07 +02:00 committed by Greg Kroah-Hartman
parent 966c4e39b5
commit f93366ff9a

View File

@ -111,10 +111,13 @@ static int dw8250_probe(struct platform_device *pdev)
uart.port.irq = irq->start;
uart.port.handle_irq = dw8250_handle_irq;
uart.port.type = PORT_8250;
uart.port.flags = UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF | UPF_IOREMAP |
UPF_FIXED_PORT;
uart.port.flags = UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF | UPF_FIXED_PORT;
uart.port.dev = &pdev->dev;
uart.port.membase = ioremap(regs->start, resource_size(regs));
if (!uart.port.membase)
return -ENOMEM;
uart.port.iotype = UPIO_MEM;
uart.port.serial_in = dw8250_serial_in;
uart.port.serial_out = dw8250_serial_out;