ARM: mach-shmobile: r8a7740: add PFC support.

This adds PFC support for the R8A7740 (R-Mobile A1) CPU
This patch is based on v0.1 manual
Signed-off-by: NKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/arm/mach-shmobile/Makefile

@@ -24,6 +24,7 @@ pfc-$(CONFIG_ARCH_SH7367)	+= pfc-sh7367.o
 pfc-$(CONFIG_ARCH_SH7377)	+= pfc-sh7377.o
 pfc-$(CONFIG_ARCH_SH7372)	+= pfc-sh7372.o
 pfc-$(CONFIG_ARCH_SH73A0)	+= pfc-sh73a0.o
+pfc-$(CONFIG_ARCH_R8A7740)	+= pfc-r8a7740.o
 
 # IRQ objects
 obj-$(CONFIG_ARCH_SH7367)	+= entry-intc.o