1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (C) 2014 NVIDIA CORPORATION. All rights reserved. 4 */ 5 6 #include <linux/of.h> 7 8 #include <soc/tegra/common.h> 9 10 static const struct of_device_id tegra_machine_match[] = { 11 { .compatible = "nvidia,tegra20", }, 12 { .compatible = "nvidia,tegra30", }, 13 { .compatible = "nvidia,tegra114", }, 14 { .compatible = "nvidia,tegra124", }, 15 { .compatible = "nvidia,tegra132", }, 16 { .compatible = "nvidia,tegra210", }, 17 { } 18 }; 19 20 bool soc_is_tegra(void) 21 { 22 const struct of_device_id *match; 23 struct device_node *root; 24 25 root = of_find_node_by_path("/"); 26 if (!root) 27 return false; 28 29 match = of_match_node(tegra_machine_match, root); 30 of_node_put(root); 31 32 return match != NULL; 33 } 34