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      1 /*
      2  * Header with function prototypes to help device tree manipulation using
      3  * libfdt. It also provides functions to read entries from device tree proc
      4  * interface.
      5  *
      6  * Copyright 2008 IBM Corporation.
      7  * Authors: Jerone Young <jyoung5 (at) us.ibm.com>
      8  *          Hollis Blanchard <hollisb (at) us.ibm.com>
      9  *
     10  * This work is licensed under the GNU GPL license version 2 or later.
     11  *
     12  */
     13 
     14 #ifndef __DEVICE_TREE_H__
     15 #define __DEVICE_TREE_H__
     16 
     17 void *load_device_tree(const char *filename_path, int *sizep);
     18 
     19 int qemu_devtree_setprop(void *fdt, const char *node_path,
     20                          const char *property, void *val_array, int size);
     21 int qemu_devtree_setprop_cell(void *fdt, const char *node_path,
     22                               const char *property, uint32_t val);
     23 int qemu_devtree_setprop_string(void *fdt, const char *node_path,
     24                                 const char *property, const char *string);
     25 
     26 #endif /* __DEVICE_TREE_H__ */
     27