gpio: pxa: Use of_device_get_match_data()

Use of_device_get_match_data() instead of open-coding it.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index f480fb8..3c1f65b 100644 (file)
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -579,15 +579,9 @@ static int pxa_gpio_probe_dt(struct platform_device *pdev,
                             struct pxa_gpio_chip *pchip)
 {
        int nr_gpios;
-       const struct of_device_id *of_id =
-                               of_match_device(pxa_gpio_dt_ids, &pdev->dev);
        const struct pxa_gpio_id *gpio_id;
 
-       if (!of_id || !of_id->data) {
-               dev_err(&pdev->dev, "Failed to find gpio controller\n");
-               return -EFAULT;
-       }
-       gpio_id = of_id->data;
+       gpio_id = of_device_get_match_data(&pdev->dev);
        gpio_type = gpio_id->type;
 
        nr_gpios = gpio_id->gpio_nums;