diff --git a/arch/powerpc/lib/ppccache.S b/arch/powerpc/lib/ppccache.S
index b96dbc6..66cf02d 100644
--- a/arch/powerpc/lib/ppccache.S
+++ b/arch/powerpc/lib/ppccache.S
@@ -65,6 +65,7 @@
  * flush_dcache_range(unsigned long start, unsigned long stop)
  */
 _GLOBAL(flush_dcache_range)
+#if defined(CONFIG_4xx) || defined(CONFIG_MPC86xx)
 	li	r5,L1_CACHE_BYTES-1
 	andc	r3,r3,r5
 	subf	r4,r3,r4
@@ -77,6 +78,7 @@
 	addi	r3,r3,L1_CACHE_BYTES
 	bdnz	1b
 	sync				/* wait for dcbst's to get to ram */
+#endif
 	blr
 
 /*
@@ -87,6 +89,7 @@
  * invalidate_dcache_range(unsigned long start, unsigned long stop)
  */
 _GLOBAL(invalidate_dcache_range)
+#if defined(CONFIG_4xx) || defined(CONFIG_MPC86xx)
 	li	r5,L1_CACHE_BYTES-1
 	andc	r3,r3,r5
 	subf	r4,r3,r4
@@ -100,5 +103,6 @@
 	addi	r3,r3,L1_CACHE_BYTES
 	bdnz	1b
 	sync				/* wait for dcbi's to get to ram */
+#endif
 	blr