diff --git a/include/common/asm_macros_common.S b/include/common/asm_macros_common.S
index b529246..dbc9e2d 100644
--- a/include/common/asm_macros_common.S
+++ b/include/common/asm_macros_common.S
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -11,9 +11,12 @@
 	 * code into a separate text section based on the function name
 	 * to enable elimination of unused code during linking. It also adds
 	 * basic debug information to enable call stack printing most of the
-	 * time.
+	 * time. The optional _align parameter can be used to force a
+	 * non-standard alignment (indicated in powers of 2). Do *not* try to
+	 * use a raw .align directive. Since func switches to a new section,
+	 * this would not have the desired effect.
 	 */
-	.macro func _name
+	.macro func _name, _align=-1
 	/*
 	 * Add Call Frame Information entry in the .debug_frame section for
 	 * debugger consumption. This enables callstack printing in debuggers.
@@ -33,6 +36,9 @@
 	 * .debug_frame
 	 */
 	.cfi_startproc
+	.if (\_align) != -1
+		.align \_align
+	.endif
 	\_name:
 	.endm