Mark functions defined in assembly files

This patch change the name of the section containing the functions
defined in assembly files from text.* to text.asm.*. This change
makes possible to select in the linker script the functions
defined in those files.

Change-Id: If35e44ef1b43ffd951dfac5e052db75d7198e2e0
Signed-off-by: Roberto Vargas <roberto.vargas@arm.com>

include/common/asm_macros_common.S

@@ -29,7 +29,7 @@
 	 * debugging experience.
 	 */
 	.cfi_sections .debug_frame
-	.section .text.\_name, "ax"
+	.section .text.asm.\_name, "ax"
 	.type \_name, %function
 	.func \_name
 	/*