gpio: wcove: Request IRQ after all initialisation done

There is logically better to request IRQ when we initialise all structures.
Align the driver with the rest on the same matter.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200728125504.27786-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/gpio/gpio-wcove.c

@@ -449,13 +449,6 @@ static int wcove_gpio_probe(struct platform_device *pdev)
 		return virq;
 	}
 
-	ret = devm_request_threaded_irq(dev, virq, NULL,
-		wcove_gpio_irq_handler, IRQF_ONESHOT, pdev->name, wg);
-	if (ret) {
-		dev_err(dev, "Failed to request irq %d\n", virq);
-		return ret;
-	}
-
 	girq = &wg->chip.irq;
 	girq->chip = &wcove_irqchip;
 	/* This will let us handle the parent IRQ in the driver */
@@ -466,6 +459,13 @@ static int wcove_gpio_probe(struct platform_device *pdev)
 	girq->handler = handle_simple_irq;
 	girq->threaded = true;
 
+	ret = devm_request_threaded_irq(dev, virq, NULL, wcove_gpio_irq_handler,
+					IRQF_ONESHOT, pdev->name, wg);
+	if (ret) {
+		dev_err(dev, "Failed to request irq %d\n", virq);
+		return ret;
+	}
+
 	ret = devm_gpiochip_add_data(dev, &wg->chip, wg);
 	if (ret) {
 		dev_err(dev, "Failed to add gpiochip: %d\n", ret);