xref: /openbmc/linux/drivers/soc/tegra/common.c (revision cfbb9be8)
1 /*
2  * Copyright (C) 2014 NVIDIA CORPORATION.  All rights reserved.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  */
8 
9 #include <linux/of.h>
10 
11 #include <soc/tegra/common.h>
12 
13 static const struct of_device_id tegra_machine_match[] = {
14 	{ .compatible = "nvidia,tegra20", },
15 	{ .compatible = "nvidia,tegra30", },
16 	{ .compatible = "nvidia,tegra114", },
17 	{ .compatible = "nvidia,tegra124", },
18 	{ .compatible = "nvidia,tegra132", },
19 	{ .compatible = "nvidia,tegra210", },
20 	{ }
21 };
22 
23 bool soc_is_tegra(void)
24 {
25 	struct device_node *root;
26 
27 	root = of_find_node_by_path("/");
28 	if (!root)
29 		return false;
30 
31 	return of_match_node(tegra_machine_match, root) != NULL;
32 }
33