gpio: ge: Remove duplicate assignment of of_gpio_n_cells

The of_gpio_n_cells default is 2 when ->of_xlate() callback is
not defined. No need to assign it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/gpio-ge.c

@@ -81,7 +81,6 @@ static int __init gef_gpio_probe(struct platform_device *pdev)
 
 	gc->base = -1;
 	gc->ngpio = (u16)(uintptr_t)of_device_get_match_data(&pdev->dev);
-	gc->of_gpio_n_cells = 2;
 
 	/* This function adds a memory mapped GPIO chip */
 	ret = devm_gpiochip_add_data(&pdev->dev, gc, NULL);