1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * (C) Copyright 2008 Semihalf 4 */ 5 6#ifndef __FDT_HOST_H__ 7#define __FDT_HOST_H__ 8 9/* Make sure to include u-boot version of libfdt include files */ 10#include "../include/linux/libfdt.h" 11#include "../include/fdt_support.h" 12 13/** 14 * fdt_remove_unused_strings() - Remove any unused strings from an FDT 15 * 16 * This creates a new device tree in @new with unused strings removed. The 17 * called can then use fdt_pack() to minimise the space consumed. 18 * 19 * @old: Old device tree blog 20 * @new: Place to put new device tree blob, which must be as large as 21 * @old 22 * @return 23 * 0, on success 24 * -FDT_ERR_BADOFFSET, corrupt device tree 25 * -FDT_ERR_NOSPACE, out of space, which should not happen unless there 26 * is something very wrong with the device tree input 27 */ 28int fdt_remove_unused_strings(const void *old, void *new); 29 30/** 31 * fit_check_sign() - Check a signature in a FIT 32 * 33 * @fit: FIT to check 34 * @key: Key FDT blob to check against 35 * @fit_uname_config: Name of configuration to check (NULL for default) 36 * @return 0 if OK, -ve if signature failed 37 */ 38int fit_check_sign(const void *fit, const void *key, 39 const char *fit_uname_config); 40 41#endif /* __FDT_HOST_H__ */ 42