gpiolib: of: remove of_gpio_count()

There are no more users of of_gpio_count() in the mainline kernel,
remove it.
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: NBartosz Golaszewski <bartosz.golaszewski@linaro.org>

include/linux/of_gpio.h

@@ -105,17 +105,6 @@ static inline int of_gpio_named_count(const struct device_node *np,
 	return of_count_phandle_with_args(np, propname, "#gpio-cells");
 }
 
-/**
- * of_gpio_count() - Count GPIOs for a device
- * @np:		device node to count GPIOs for
- *
- * Same as of_gpio_named_count, but hard coded to use the 'gpios' property
- */
-static inline int of_gpio_count(const struct device_node *np)
-{
-	return of_gpio_named_count(np, "gpios");
-}
-
 static inline int of_get_gpio_flags(const struct device_node *np, int index,
 		      enum of_gpio_flags *flags)
 {