[POWERPC] Rename get_property to of_get_property: partial drivers

This does drivers/machintosh and the hvc code.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index e851266..c96b7fe 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -395,7 +395,7 @@
 #endif
 			MAX_NODE_NAME_SIZE, np->name);
 	} else {
-		reg = get_property(np, "reg", NULL);
+		reg = of_get_property(np, "reg", NULL);
 		sprintf(dev->ofdev.dev.bus_id, "%1d.%08x:%.*s",
 			chip->lbus.index,
 			reg ? *reg : 0, MAX_NODE_NAME_SIZE, np->name);