diff options
| author | Heikki Krogerus <heikki.krogerus@linux.intel.com> | 2013-01-10 11:25:07 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-15 23:03:00 -0800 |
| commit | f93366ff9ac282fc01effe70df0dd84418f8344e (patch) | |
| tree | 677a9b73fbc7926e51408415dfb2fe437c6e526b /drivers | |
| parent | 966c4e39b5f7f249d7bb4c409176c9e6c5d48025 (diff) | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/serial/8250/8250_dw.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index ff83ea51876..e1749012e8e 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -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; |