731 	offs = fdt_add_subnode(dt->blob, ioffs, frag);  in add_dt_overlay_fragment()
737 	ret = fdt_setprop_string(dt->blob, offs, "target-path", "/");  in add_dt_overlay_fragment()
741 	return fdt_add_subnode(dt->blob, offs, "__overlay__");  in add_dt_overlay_fragment()
749 		if (!fdt_check_header(dt->blob)) {  in init_dt_overlay()
750 			fdt_for_each_subnode(fragment, dt->blob, 0)  in init_dt_overlay()
756 	return fdt_create_empty_tree(dt->blob, dt_size);  in init_dt_overlay()
804 		dt->blob = core_mmu_add_mapping(MEM_AREA_EXT_DT, phys_dt,  in init_external_dt()
806 		if (!dt->blob)  in init_external_dt()
810 		dt->blob = phys_to_virt(phys_dt, mtype, dt_sz);  in init_external_dt()
811 		if (!dt->blob) {  in init_external_dt()
825 	ret = fdt_open_into(dt->blob, dt->blob, dt_sz);  in init_external_dt()
840 	return external_dt.blob;  in get_external_dt()
851 	if (!external_dt.blob)  in release_external_dt()
854 	pa_dt = virt_to_phys(external_dt.blob);  in release_external_dt()
862 	ret = fdt_pack(external_dt.blob);  in release_external_dt()
865 		     virt_to_phys(external_dt.blob), ret);  in release_external_dt()
869 	if (core_mmu_remove_mapping(MEM_AREA_EXT_DT, external_dt.blob,  in release_external_dt()
874 	external_dt.blob = NULL;  in release_external_dt()
886 	offs = fdt_path_offset(dt->blob, path);  in add_dt_path_subnode()
892 	return fdt_add_subnode(dt->blob, offs, subnode);  in add_dt_path_subnode()
918 	offs = fdt_path_offset(dt->blob, "/reserved-memory");  in add_res_mem_dt_node()
929 		len_size = fdt_size_cells(dt->blob, offs);  in add_res_mem_dt_node()
932 		addr_size = fdt_address_cells(dt->blob, offs);  in add_res_mem_dt_node()
941 		ret = fdt_setprop_cell(dt->blob, offs, "#address-cells",  in add_res_mem_dt_node()
945 		ret = fdt_setprop_cell(dt->blob, offs, "#size-cells", len_size);  in add_res_mem_dt_node()
948 		ret = fdt_setprop(dt->blob, offs, "ranges", NULL, 0);  in add_res_mem_dt_node()
957 	offs = fdt_add_subnode(dt->blob, offs, subnode_name);  in add_res_mem_dt_node()
963 		ret = fdt_setprop(dt->blob, offs, "reg", data,  in add_res_mem_dt_node()
967 		ret = fdt_setprop(dt->blob, offs, "no-map", NULL, 0);  in add_res_mem_dt_node()