summaryrefslogtreecommitdiffstats
path: root/drivers/soc/tegra/common.c
blob: 7bfb154d6fa5ebe3ed6a78b38dd5177430801e3a (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/*
 * Copyright (C) 2014 NVIDIA CORPORATION.  All rights reserved.
 *
 * 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.
 */

#include <linux/of.h>

#include <soc/tegra/common.h>

static const struct of_device_id tegra_machine_match[] = {
	{ .compatible = "nvidia,tegra20", },
	{ .compatible = "nvidia,tegra30", },
	{ .compatible = "nvidia,tegra114", },
	{ .compatible = "nvidia,tegra124", },
	{ .compatible = "nvidia,tegra132", },
	{ .compatible = "nvidia,tegra210", },
	{ }
};

bool soc_is_tegra(void)
{
	const struct of_device_id *match;
	struct device_node *root;

	root = of_find_node_by_path("/");
	if (!root)
		return false;

	match = of_match_node(tegra_machine_match, root);
	of_node_put(root);

	return match != NULL;
}