dtc/libfdt/fdt_overlay.c

3  * libfdt - Flat Device Tree manipulation
16  * @fdto: pointer to the device tree overlay blob
89  * @fdt: Base device tree blob
90  * @node: Device tree overlay blob
128  * @fdto: Device tree overlay blob
135  * phandles to not conflict with the overlays of the base device tree.
166  * @fdto: Device tree overlay blob
172  * phandles to not conflict with the overlays of the base device tree.
188  * @fdto: Device tree overlay blob
194  * pointing to a node within the device tree overlay by adding a
197  * This is mainly used as part of a device tree application process,
198  * where you want the device tree overlays phandles to not conflict
199  * with the ones from the base device tree before merging them.
295  * @fdto: Device tree overlay blob
299  * to a node within the device tree overlay by adding a constant
302  * This is mainly used as part of a device tree application process,
303  * where you want the device tree overlays phandles to not conflict
304  * with the ones from the base device tree before merging them.
324 	 * Update our local references from the root of the tree  in overlay_update_local_references()
332  * @fdt: Base Device Tree blob
333  * @fdto: Device tree overlay blob
334  * @symbols_off: Node offset of the symbols node in the base device tree
343  * a node in the base device tree.
345  * This is part of the device tree overlay application process, when
396  * @fdt: Base Device Tree blob
397  * @fdto: Device tree overlay blob
398  * @symbols_off: Node offset of the symbols node in the base device tree
403  * in use in the base device tree.
405  * This is part of the device tree overlay application process, when
480  *                          device tree
481  * @fdt: Base Device Tree blob
482  * @fdto: Device tree overlay blob
485  * to nodes in the base device tree.
487  * This is one of the steps of the device tree overlay application
524  * overlay_apply_node - Merges a node into the base device tree
525  * @fdt: Base Device Tree blob
526  * @target: Node offset in the base device tree to apply the fragment to
527  * @fdto: Device tree overlay blob
530  * overlay_apply_node() merges a node into a target base device tree
533  * This is part of the final step in the device tree overlay
536  * tree.
590  * overlay_merge - Merge an overlay into its base device tree
591  * @fdt: Base Device Tree blob
592  * @fdto: Device tree overlay blob
594  * overlay_merge() merges an overlay into its base device tree.
596  * This is the next to last step in the device tree overlay application
598  * you just have to merge overlay into the base device tree.
665  * overlay_symbol_update - Update the symbols of base tree after a merge
666  * @fdt: Base Device Tree blob
667  * @fdto: Device tree overlay blob
669  * overlay_symbol_update() updates the symbols of the base tree with the
672  * This is the last step in the device tree overlay application
729 			 * up in the target tree */  in overlay_symbol_update()
749 			 * up in the target tree */  in overlay_symbol_update()
861 	 * The base device tree might have been damaged, erase its  in fdt_overlay_apply()