ARM: mach-shmobile: Add sh73a0 pinmux support

PFC definitions for sh73a0 to support GPIO and pinmux handling.

Signed-off-by: Takashi YOSHII <takashi.yoshii.zj@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h
index f1dbcdc..d8f91a5 100644
--- a/arch/arm/mach-shmobile/include/mach/common.h
+++ b/arch/arm/mach-shmobile/include/mach/common.h
@@ -33,5 +33,6 @@
 extern void sh73a0_add_early_devices(void);
 extern void sh73a0_add_standard_devices(void);
 extern void sh73a0_clock_init(void);
+extern void sh73a0_pinmux_init(void);
 
 #endif /* __ARCH_MACH_COMMON_H */