ARM: rmobile: Drop old R8A7792 PFC tables

All the boards use new modern PFC framework, the old PFC tables
are no longer used, so remove them.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/arch/arm/mach-rmobile/Makefile b/arch/arm/mach-rmobile/Makefile
index d8d7a79..b54533a 100644
--- a/arch/arm/mach-rmobile/Makefile
+++ b/arch/arm/mach-rmobile/Makefile
@@ -11,7 +11,7 @@
 obj-$(CONFIG_R8A7740) += lowlevel_init.o cpu_info-r8a7740.o pfc-r8a7740.o
 obj-$(CONFIG_R8A7790) += lowlevel_init_ca15.o cpu_info-rcar.o
 obj-$(CONFIG_R8A7791) += lowlevel_init_ca15.o cpu_info-rcar.o
-obj-$(CONFIG_R8A7792) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7792.o
+obj-$(CONFIG_R8A7792) += lowlevel_init_ca15.o cpu_info-rcar.o
 obj-$(CONFIG_R8A7793) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7793.o
 obj-$(CONFIG_R8A7794) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7794.o
 obj-$(CONFIG_RCAR_GEN3) += lowlevel_init_gen3.o cpu_info-rcar.o memmap-gen3.o