This needs to be done in order to later access the
Designware specific registers.
Signed-off-by: Heikki Krogerus <heikki.kroge...@linux.intel.com>
---
drivers/tty/serial/8250/8250_dw.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/tty/serial/8250/8250_dw.c
b/drivers/tty/serial/8250/8250_dw.c
index ff83ea5..e174901 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;
--
1.7.10.4
--
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