diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c
index 3061778d55da..9a459556a2f7 100644
--- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c
+++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c
@@ -13,13 +13,23 @@
  * for more details.
  */
 
+#include <linux/bug.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
+#include <linux/ioport.h>
 #include <cpu/pfc.h>
 
+static struct resource sh7786_pfc_resources[] = {
+	[0] = {
+		.start	= 0xffcc0000,
+		.end	= 0xffcc008f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
 static int __init plat_pinmux_setup(void)
 {
-	return sh_pfc_register("pfc-sh7786", NULL, 0);
+	return sh_pfc_register("pfc-sh7786", sh7786_pfc_resources,
+			       ARRAY_SIZE(sh7786_pfc_resources));
 }
-
 arch_initcall(plat_pinmux_setup);