. . . lib/fdtdec.c

1    int fdtdec_get_config_int(const void *blob, const char *prop_name,
2                    int default_val)
3    {
4            int config_node;
5            
6            debug("%s: %s\n", __func__, prop_name);
7            config_node = fdt_path_offset(blob, "/config");
8            if (config_node < 0)
9                    return default_val;
10            return fdtdec_get_int(blob, config_node, prop_name, default_val);
11    }

. . .