diff options
Diffstat (limited to 'drivers/tty')
-rw-r--r-- | drivers/tty/serial/8250/8250_em.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/tty/serial/8250/8250_em.c b/drivers/tty/serial/8250/8250_em.c index 2a76e22d2ec0..db88dee3a399 100644 --- a/drivers/tty/serial/8250/8250_em.c +++ b/drivers/tty/serial/8250/8250_em.c @@ -78,14 +78,18 @@ static void serial8250_em_serial_dl_write(struct uart_8250_port *up, int value) static int serial8250_em_probe(struct platform_device *pdev) { - struct resource *regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); - struct resource *irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); struct serial8250_em_priv *priv; struct uart_8250_port up; - int ret; + struct resource *regs; + int irq, ret; - if (!regs || !irq) { - dev_err(&pdev->dev, "missing registers or irq\n"); + irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; + + regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!regs) { + dev_err(&pdev->dev, "missing registers\n"); return -EINVAL; } @@ -101,7 +105,7 @@ static int serial8250_em_probe(struct platform_device *pdev) memset(&up, 0, sizeof(up)); up.port.mapbase = regs->start; - up.port.irq = irq->start; + up.port.irq = irq; up.port.type = PORT_UNKNOWN; up.port.flags = UPF_BOOT_AUTOCONF | UPF_FIXED_PORT | UPF_IOREMAP; up.port.dev = &pdev->dev; |