gpio: gpio-vf610: use u32 mask to handle 32 number gpios

This gpio controller support up to 32 pins per port. And all the
register width is 32 bit. So here use u32 to replace the original
unsigned long.
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Reviewed-by: Stefan Wahren <wahrenst@gmx.net>
Link: https://lore.kernel.org/r/20240801093028.732338-2-haibo.chen@nxp.comSigned-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/gpio-vf610.c

@@ -97,7 +97,7 @@ static inline u32 vf610_gpio_readl(void __iomem *reg)
 static int vf610_gpio_get(struct gpio_chip *gc, unsigned int gpio)
 {
 	struct vf610_gpio_port *port = gpiochip_get_data(gc);
-	unsigned long mask = BIT(gpio);
+	u32 mask = BIT(gpio);
 	unsigned long offset = GPIO_PDIR;
 
 	if (port->sdata->have_paddr) {
@@ -112,16 +112,16 @@ static int vf610_gpio_get(struct gpio_chip *gc, unsigned int gpio)
 static void vf610_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
 {
 	struct vf610_gpio_port *port = gpiochip_get_data(gc);
-	unsigned long mask = BIT(gpio);
+	u32 mask = BIT(gpio);
 	unsigned long offset = val ? GPIO_PSOR : GPIO_PCOR;
 
 	vf610_gpio_writel(mask, port->gpio_base + offset);
 }
 
-static int vf610_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
+static int vf610_gpio_direction_input(struct gpio_chip *chip, unsigned int gpio)
 {
 	struct vf610_gpio_port *port = gpiochip_get_data(chip);
-	unsigned long mask = BIT(gpio);
+	u32 mask = BIT(gpio);
 	u32 val;
 
 	if (port->sdata->have_paddr) {
@@ -133,11 +133,11 @@ static int vf610_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
 	return pinctrl_gpio_direction_input(chip, gpio);
 }
 
-static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
+static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio,
 				       int value)
 {
 	struct vf610_gpio_port *port = gpiochip_get_data(chip);
-	unsigned long mask = BIT(gpio);
+	u32 mask = BIT(gpio);
 	u32 val;
 
 	vf610_gpio_set(chip, gpio, value);