omap3: omap_die_id support

This replaces the previous get_dieid definition with omap_die_id, that matches
the common omap_die_id definition.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c
index 3b0a9e7..b0d06a5 100644
--- a/board/ti/beagle/beagle.c
+++ b/board/ti/beagle/beagle.c
@@ -507,10 +507,10 @@
 #endif
 
 	if (generate_fake_mac) {
-		u32 id[4];
+		unsigned int die_id[4] = { 0 };
 
-		get_dieid(id);
-		usb_fake_mac_from_die_id(id);
+		omap_die_id(die_id);
+		usb_fake_mac_from_die_id(die_id);
 	}
 
 	return 0;