static int tegra_xusb_probe(struct platform_device *pdev)
{
- struct of_phandle_args args;
struct tegra_xusb *tegra;
struct device_node *np;
struct resource *regs;
goto put_padctl;
}
- /* Older device-trees don't have padctrl interrupt */
- err = of_irq_parse_one(np, 0, &args);
- if (!err) {
- tegra->padctl_irq = of_irq_get(np, 0);
- if (tegra->padctl_irq <= 0) {
- err = (tegra->padctl_irq == 0) ? -ENODEV : tegra->padctl_irq;
- goto put_padctl;
- }
- } else {
+ tegra->padctl_irq = of_irq_get(np, 0);
+ if (tegra->padctl_irq == -EPROBE_DEFER) {
+ err = tegra->padctl_irq;
+ goto put_padctl;
+ } else if (tegra->padctl_irq <= 0) {
+ /* Older device-trees don't have padctrl interrupt */
+ tegra->padctl_irq = 0;
dev_dbg(&pdev->dev,
"%pOF is missing an interrupt, disabling PM support\n", np);
}