sh-pfc: Remove support for platform data

Platform data isn't used, support can thus be removed.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/sh-pfc/core.c

@@ -354,8 +354,7 @@ static int sh_pfc_probe(struct platform_device *pdev)
 	struct sh_pfc *pfc;
 	int ret;
 
-	info = pdev->id_entry->driver_data
-	      ? (void *)pdev->id_entry->driver_data : pdev->dev.platform_data;
+	info = (void *)pdev->id_entry->driver_data;
 	if (info == NULL)
 		return -ENODEV;