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Commit f93366ff authored by Heikki Krogerus's avatar Heikki Krogerus Committed by Greg Kroah-Hartman
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serial: 8250_dw: Map IO memory 



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

Signed-off-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: default avatarJamie Iles <jamie@jamieiles.com>
Acked-by: default avatarAlan Cox <alan@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 966c4e39

drivers/tty/serial/8250/8250_dw.c

+5 −2
Original line number Diff line number Diff line
@@ -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;