[POWERPC] ps3: add spu support

Adds spu support for the PS3 platform.
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>

arch/powerpc/platforms/ps3/Makefile

 obj-y += setup.o mm.o smp.o time.o hvcall.o htab.o repository.o
 obj-y += interrupt.o exports.o os-area.o
+
+obj-$(CONFIG_SPU_BASE) += spu.o

arch/powerpc/platforms/ps3/platform.h

@@ -57,4 +57,12 @@ int ps3_set_rtc_time(struct rtc_time *time);
 int __init ps3_os_area_init(void);
 u64 ps3_os_area_rtc_diff(void);
 
+/* spu */
+
+#if defined(CONFIG_SPU_BASE)
+void ps3_spu_set_platform (void);
+#else
+static inline void ps3_spu_set_platform (void) {}
+#endif
+
 #endif