pinctrl: iproc: Use platform_get_irq_optional() to avoid error message

Use platform_get_irq_optional() instead of platform_get_irq() to avoid
below error message during probe:

[ 0.589121] iproc-gpio 66424800.gpio: IRQ index 0 not found

Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Link: https://lore.kernel.org/r/20200110035524.23511-1-rayagonda.kokatanur@broadcom.com
Reviewed-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
index aa9b5ba1bf381d624e06933031c44eb7597098b3..25166217c3e0c77e871c160e309e445190acab50 100644 (file)
--- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
+++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
@@ -849,7 +849,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
                                                        "gpio-ranges");
 
        /* optional GPIO interrupt support */
-       irq = platform_get_irq(pdev, 0);
+       irq = platform_get_irq_optional(pdev, 0);
        if (irq > 0) {
                struct irq_chip *irqc;
                struct gpio_irq_chip *girq;