diff --git a/lib/locks/exclusive/aarch64/spinlock.S b/lib/locks/exclusive/aarch64/spinlock.S
new file mode 100644
index 0000000..1ca5912
--- /dev/null
+++ b/lib/locks/exclusive/aarch64/spinlock.S
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <asm_macros.S>
+
+	.globl	spin_lock
+	.globl	spin_unlock
+
+
+func spin_lock
+	mov	w2, #1
+	sevl
+l1:	wfe
+l2:	ldaxr	w1, [x0]
+	cbnz	w1, l1
+	stxr	w1, w2, [x0]
+	cbnz	w1, l2
+	ret
+endfunc spin_lock
+
+
+func spin_unlock
+	stlr	wzr, [x0]
+	ret
+endfunc spin_unlock
diff --git a/lib/locks/exclusive/spinlock.S b/lib/locks/exclusive/spinlock.S
index 772f14e..9c945f9 100644
--- a/lib/locks/exclusive/spinlock.S
+++ b/lib/locks/exclusive/spinlock.S
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -28,25 +28,6 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <asm_macros.S>
-
-	.globl	spin_lock
-	.globl	spin_unlock
-
-
-func spin_lock
-	mov	w2, #1
-	sevl
-l1:	wfe
-l2:	ldaxr	w1, [x0]
-	cbnz	w1, l1
-	stxr	w1, w2, [x0]
-	cbnz	w1, l2
-	ret
-endfunc spin_lock
-
-
-func spin_unlock
-	stlr	wzr, [x0]
-	ret
-endfunc spin_unlock
+#if !ERROR_DEPRECATED
+#include "./aarch64/spinlock.S"
+#endif