Merge branch 'master' of git://git.denx.de/u-boot-sunxi

[u-boot] / include / fdt_support.h

diff --git a/include/fdt_support.h b/include/fdt_support.h
index 76ef5b70d785c6b00201bace3d037b7f2e2306d6..a9a0078af6635cc1969d389f0262d67a44474290 100644 (file)
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -1,8 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * (C) Copyright 2007
  * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #ifndef __FDT_SUPPORT_H
@@ -284,6 +283,16 @@ int fdt_setup_simplefb_node(void *fdt, int node, u64 base_address, u32 width,
 
 int fdt_overlay_apply_verbose(void *fdt, void *fdto);
 
+/**
+ * fdt_get_cells_len() - Get the length of a type of cell in top-level nodes
+ *
+ * Returns the length of the cell type in bytes (4 or 8).
+ *
+ * @blob: Pointer to device tree blob
+ * @nr_cells_name: Name to lookup, e.g. "#address-cells"
+ */
+int fdt_get_cells_len(const void *blob, char *nr_cells_name);
+
 #endif /* ifdef CONFIG_OF_LIBFDT */
 
 #ifdef USE_HOSTCC