platform,target: mdm9607: Add platform id for mdm9206.

Add platform id for mdm9206.

Change-Id: I270ae65c2dced122254767281d721bc7ba817217
diff --git a/platform/mdm9607/platform.c b/platform/mdm9607/platform.c
index 457274c..1be8698 100644
--- a/platform/mdm9607/platform.c
+++ b/platform/mdm9607/platform.c
@@ -291,3 +291,20 @@
 	/* Use only the mappings specified in this file. */
 	return 0;
 }
+
+bool platform_is_mdm9206()
+{
+	uint32_t platform_id = board_platform_id();
+	bool ret;
+
+	switch(platform_id)
+	{
+		case MDM9206:
+			ret = true;
+			break;
+		default:
+			ret = false;
+	}
+
+	return ret;
+}