diff options
Diffstat (limited to 'drivers/tty/serial/altera_jtaguart.c')
| -rw-r--r-- | drivers/tty/serial/altera_jtaguart.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/tty/serial/altera_jtaguart.c b/drivers/tty/serial/altera_jtaguart.c index 23c4e0e79694..37bffe406b18 100644 --- a/drivers/tty/serial/altera_jtaguart.c +++ b/drivers/tty/serial/altera_jtaguart.c @@ -418,8 +418,9 @@ static int altera_jtaguart_probe(struct platform_device *pdev) struct altera_jtaguart_platform_uart *platp = dev_get_platdata(&pdev->dev); struct uart_port *port; - struct resource *res_irq, *res_mem; + struct resource *res_mem; int i = pdev->id; + int irq; /* -1 emphasizes that the platform must have one port, no .N suffix */ if (i == -1) @@ -438,9 +439,11 @@ static int altera_jtaguart_probe(struct platform_device *pdev) else return -ENODEV; - res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (res_irq) - port->irq = res_irq->start; + irq = platform_get_irq_optional(pdev, 0); + if (irq < 0 && irq != -ENXIO) + return irq; + if (irq > 0) + port->irq = irq; else if (platp) port->irq = platp->irq; else |