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/*
* Copyright (c) 2013 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
* Copyright (c) 2015 Marc Kleine-Budde <mkl@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>
#include <mach/linux.h>
#include <linux/err.h>
static const void *dtb;
int barebox_register_dtb(const void *new_dtb)
{
if (dtb)
return -EBUSY;
dtb = new_dtb;
return 0;
}
static int of_sandbox_init(void)
{
struct device_node *root;
int ret;
if (dtb) {
root = of_unflatten_dtb(dtb);
} else {
root = of_new_node(NULL, NULL);
ret = of_property_write_u32(root, "#address-cells", 2);
if (ret)
return ret;
ret = of_property_write_u32(root, "#size-cells", 1);
if (ret)
return ret;
}
if (IS_ERR(root))
return PTR_ERR(root);
of_set_root_node(root);
of_fix_tree(root);
if (IS_ENABLED(CONFIG_OFDEVICE))
of_probe();
return 0;
}
core_initcall(of_sandbox_init);
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