diff --git a/include/asm-powerpc/ipic.h b/include/asm-powerpc/ipic.h
index 0fe396a..53079ec 100644
--- a/include/asm-powerpc/ipic.h
+++ b/include/asm-powerpc/ipic.h
@@ -69,9 +69,6 @@
 	IPIC_MCP_MU   = 7,
 };
 
-extern void ipic_init(phys_addr_t phys_addr, unsigned int flags,
-		unsigned int irq_offset,
-		unsigned char *senses, unsigned int senses_count);
 extern int ipic_set_priority(unsigned int irq, unsigned int priority);
 extern void ipic_set_highest_priority(unsigned int irq);
 extern void ipic_set_default_priority(void);
@@ -79,7 +76,16 @@
 extern void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq);
 extern u32 ipic_get_mcp_status(void);
 extern void ipic_clear_mcp_status(u32 mask);
+
+#ifdef CONFIG_PPC_MERGE
+extern void ipic_init(struct device_node *node, unsigned int flags);
+extern unsigned int ipic_get_irq(struct pt_regs *regs);
+#else
+extern void ipic_init(phys_addr_t phys_addr, unsigned int flags,
+		unsigned int irq_offset,
+		unsigned char *senses, unsigned int senses_count);
 extern int ipic_get_irq(struct pt_regs *regs);
+#endif
 
 #endif /* __ASM_IPIC_H__ */
 #endif /* __KERNEL__ */