diff options
| -rw-r--r-- | drivers/input/keyboard/gpio_keys.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 5e875771a066a5..e196174856796b 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -616,12 +616,19 @@ static int gpio_keys_setup_key(struct platform_device *pdev, break; } } else { - if (!button->irq) { - dev_err(dev, "Found button without gpio or irq\n"); - return -EINVAL; - } + if (button->irq) { + bdata->irq = button->irq; + } else { + irq = platform_get_irq_optional(pdev, idx); + if (irq < 0) { + error = irq; + return dev_err_probe(dev, error, + "Unable to determine IRQ# for button #%d", + idx); + } - bdata->irq = button->irq; + bdata->irq = irq; + } if (button->type && button->type != EV_KEY) { dev_err(dev, "Only EV_KEY allowed for IRQ buttons.\n"); |