azalia: Move shared variable to separate file

Change-Id: Icf46ad1397c67478887c80a627b8f4eb0a67e542
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6695
Tested-by: build bot (Jenkins)
Reviewed-by: Idwer Vollering <vidwer@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/mainboard/kontron/986lcd-m/mainboard.c

@@ -26,6 +26,7 @@
 #include <pc80/mc146818rtc.h>
 #include <arch/io.h>
 #include <arch/interrupt.h>
+#include <device/azalia_device.h>
 
 #define BOOT_DISPLAY_DEFAULT	0
 #define BOOT_DISPLAY_CRT	(1 << 0)
@@ -206,9 +207,6 @@ static void hwm_setup(void)
 
 /* Audio Setup */
 
-extern u32 * cim_verb_data;
-extern u32 cim_verb_data_size;
-
 static void verb_setup(void)
 {
 	// Default VERB is fine on this mainboard.