lpc: Rename point_to_memory to lpc_map_memory

Change-Id: Iee32689e1c222a422aadf217d1fb0c817250de6b
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/mboxd_msg.c b/mboxd_msg.c
index 1254e8a..e7c701f 100644
--- a/mboxd_msg.c
+++ b/mboxd_msg.c
@@ -191,7 +191,7 @@
 	 * mbox so point the LPC bus mapping to the reserved memory region now
 	 * so the host can access what we put in it.
 	 */
-	rc = point_to_memory(context);
+	rc = lpc_map_memory(context);
 	if (rc < 0) {
 		return rc;
 	}