pinctrl: sh-pfc: Get rid of CONFIG_ARCH_SHMOBILE_LEGACY

Shmobile is all multiplatform these days, so get rid of the reference to
CONFIG_ARCH_SHMOBILE_LEGACY.

Move the legacy code to do the non-DT mapping between GPIOs and pins
inside the existing #ifdef CONFIG_SUPERH section.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/sh-pfc/gpio.c

@@ -341,7 +341,6 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc)
 	struct sh_pfc_chip *chip;
 	phys_addr_t address;
 	unsigned int i;
-	int ret;
 
 	if (pfc->info->data_regs == NULL)
 		return 0;
@@ -379,8 +378,7 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc)
 	if (IS_ENABLED(CONFIG_OF) && pfc->dev->of_node)
 		return 0;
 
-	if (IS_ENABLED(CONFIG_SUPERH) ||
-	    IS_ENABLED(CONFIG_ARCH_SHMOBILE_LEGACY)) {
+#ifdef CONFIG_SUPERH
 	/*
 	 * Register the GPIO to pin mappings. As pins with GPIO ports
 	 * must come first in the ranges, skip the pins without GPIO
@@ -389,6 +387,7 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc)
 	 */
 	for (i = 0; i < pfc->nr_ranges; ++i) {
 		const struct sh_pfc_pin_range *range = &pfc->ranges[i];
+		int ret;
 
 		if (range->start >= pfc->nr_gpio_pins)
 			break;
@@ -399,9 +398,7 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc)
 		if (ret < 0)
 			return ret;
 	}
-	}
 
-#ifdef CONFIG_SUPERH
 	/* Register the function GPIOs chip. */
 	if (pfc->info->nr_func_gpios == 0)
 		return 0;