dm: Add a header that provides access to the of-platdata structs

This header can be included from anywhere, but will only pull in the
of-platdata struct definitions when this feature is enabled (and only in
SPL).

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/include/dt-structs.h b/include/dt-structs.h
new file mode 100644 (file)
index 0000000..e13afa6
--- /dev/null
+++ b/include/dt-structs.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2016 Google, Inc
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __DT_STTUCTS
+#define __DT_STTUCTS
+
+/* These structures may only be used in SPL */
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+struct phandle_2_cell {
+       const void *node;
+       int id;
+};
+#include <generated/dt-structs.h>
+#endif
+
+#endif