sparc: Move irq_trans_init() and support code into seperate file.
All sparc64 specific, so only build this file on sparc64.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h
index b7258ce..4992510 100644
--- a/arch/sparc/kernel/prom.h
+++ b/arch/sparc/kernel/prom.h
@@ -9,4 +9,8 @@
extern void * prom_early_alloc(unsigned long size);
+#ifdef CONFIG_SPARC64
+extern void irq_trans_init(struct device_node *dp);
+#endif
+
#endif /* __PROM_H */