1 /* 2 * (C) Copyright 2008 Semihalf 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef __FDT_HOST_H__ 8 #define __FDT_HOST_H__ 9 10 /* Make sure to include u-boot version of libfdt include files */ 11 #include "../include/libfdt.h" 12 #include "../include/fdt_support.h" 13 14 /** 15 * fdt_remove_unused_strings() - Remove any unused strings from an FDT 16 * 17 * This creates a new device tree in @new with unused strings removed. The 18 * called can then use fdt_pack() to minimise the space consumed. 19 * 20 * @old: Old device tree blog 21 * @new: Place to put new device tree blob, which must be as large as 22 * @old 23 * @return 24 * 0, on success 25 * -FDT_ERR_BADOFFSET, corrupt device tree 26 * -FDT_ERR_NOSPACE, out of space, which should not happen unless there 27 * is something very wrong with the device tree input 28 */ 29 int fdt_remove_unused_strings(const void *old, void *new); 30 31 int fit_check_sign(const void *working_fdt, const void *key); 32 33 #endif /* __FDT_HOST_H__ */ 34