diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h
index 68374ba6a943e9d029246d927b64a52913ea525e..c79f61faa3a55e81ae773b6d9d83532821b24c33 100644
--- a/arch/arm/include/asm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -243,7 +243,7 @@ typedef struct {
 
 #define ATOMIC64_INIT(i) { (i) }
 
-static inline u64 atomic64_read(atomic64_t *v)
+static inline u64 atomic64_read(const atomic64_t *v)
 {
 	u64 result;