/* * Copyright (c) 2013 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * */ #include <common.h> #include <init.h> #include <of.h> extern char __dtb_start[]; static int of_arm_init(void) { struct device_node *root; root = of_get_root_node(); if (root) return 0; root = of_unflatten_dtb(NULL, __dtb_start); if (root) { pr_debug("using internal DTB\n"); of_set_root_node(root); if (IS_ENABLED(CONFIG_OFDEVICE)) of_probe(); } return 0; } core_initcall(of_arm_init);