diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index a1b637259e3d..5ce17b4bd7eb 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -7,43 +7,33 @@
  * Copyright (C) 2001 IBM.
  */
 
-#include <linux/stdarg.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/spinlock.h>
-#include <linux/export.h>
-#include <linux/init.h>
 #include <linux/capability.h>
 #include <linux/delay.h>
-#include <linux/cpu.h>
-#include <linux/sched.h>
-#include <linux/smp.h>
-#include <linux/completion.h>
-#include <linux/cpumask.h>
+#include <linux/export.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
 #include <linux/memblock.h>
-#include <linux/slab.h>
-#include <linux/reboot.h>
-#include <linux/security.h>
-#include <linux/syscalls.h>
 #include <linux/of.h>
 #include <linux/of_fdt.h>
-
-#include <asm/interrupt.h>
-#include <asm/rtas.h>
-#include <asm/hvcall.h>
-#include <asm/machdep.h>
-#include <asm/firmware.h>
-#include <asm/page.h>
-#include <asm/param.h>
-#include <asm/delay.h>
+#include <linux/reboot.h>
+#include <linux/sched.h>
+#include <linux/security.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/stdarg.h>
+#include <linux/syscalls.h>
+#include <linux/types.h>
 #include <linux/uaccess.h>
-#include <asm/udbg.h>
-#include <asm/syscalls.h>
-#include <asm/smp.h>
-#include <linux/atomic.h>
-#include <asm/time.h>
+
+#include <asm/delay.h>
+#include <asm/firmware.h>
+#include <asm/interrupt.h>
+#include <asm/machdep.h>
 #include <asm/mmu.h>
-#include <asm/topology.h>
+#include <asm/page.h>
+#include <asm/rtas.h>
+#include <asm/time.h>
+#include <asm/udbg.h>
 
 /* This is here deliberately so it's only used in this file */
 void enter_rtas(unsigned long);