PPC: Move openpic to target specific code compilation

The MPIC has some funny feature where it maps different registers to an MMIO
region depending which CPU accesses them.

To be able to reflect that, we need to make OpenPIC be compiled in the target
code, so it can access cpu_single_env.
Signed-off-by: NAlexander Graf <agraf@suse.de>

Makefile.objs

@@ -222,7 +222,6 @@ hw-obj-$(CONFIG_SMARTCARD_NSS) += ccid-card-emulated.o
 hw-obj-$(CONFIG_USB_REDIR) += usb-redir.o
 
 # PPC devices
-hw-obj-$(CONFIG_OPENPIC) += openpic.o
 hw-obj-$(CONFIG_PREP_PCI) += prep_pci.o
 # Mac shared devices
 hw-obj-$(CONFIG_MACIO) += macio.o

Makefile.target

@@ -252,6 +252,8 @@ obj-ppc-y += ppce500_mpc8544ds.o mpc8544_guts.o
 obj-ppc-y += virtex_ml507.o
 obj-ppc-$(CONFIG_KVM) += kvm_ppc.o
 obj-ppc-$(CONFIG_FDT) += device_tree.o
+# PowerPC OpenPIC
+obj-ppc-y += openpic.o
 
 # Xilinx PPC peripherals
 obj-ppc-y += xilinx_intc.o