diff --git a/include/asm-ppc/fsl_law.h b/include/asm-ppc/fsl_law.h
index 23bd505..e955c75 100644
--- a/include/asm-ppc/fsl_law.h
+++ b/include/asm-ppc/fsl_law.h
@@ -3,7 +3,6 @@
 
 #include <asm/io.h>
 
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 #define SET_LAW_ENTRY(idx, a, sz, trgt) \
 	{ .index = idx, .addr = a, .size = sz, .trgt_id = trgt }
 
diff --git a/include/asm-ppc/mmu.h b/include/asm-ppc/mmu.h
index ec1ca53..5af22af 100644
--- a/include/asm-ppc/mmu.h
+++ b/include/asm-ppc/mmu.h
@@ -427,7 +427,6 @@
 extern void invalidate_tlb(u8 tlb);
 extern void init_tlbs(void);
 
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 #define SET_TLB_ENTRY(_tlb, _epn, _rpn, _perms, _wimge, _ts, _esel, _sz, _iprot) \
 	{ .tlb = _tlb, .epn = _epn, .rpn = _rpn, .perms = _perms, \
 	  .wimge = _wimge, .ts = _ts, .esel = _esel, .tsize = _sz, .iprot = _iprot }