pinctrl: apple: don't set gpio_chip.of_node

The gpio core code sets of_node, so no need to do it here.
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20211121165642.27883-10-joey.gouly@arm.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-apple-gpio.c

@@ -373,7 +373,6 @@ static int apple_gpio_register(struct apple_gpio_pinctrl *pctl)
 	pctl->gpio_chip.base = -1;
 	pctl->gpio_chip.ngpio = pctl->pinctrl_desc.npins;
 	pctl->gpio_chip.parent = pctl->dev;
-	pctl->gpio_chip.of_node = pctl->dev->of_node;
 
 	if (girq->num_parents) {
 		int i;