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9952f691 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
ae278a93 SW |
2 | /* |
3 | * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. | |
ae278a93 SW |
4 | */ |
5 | ||
c625f76a | 6 | #include <linux/acpi.h> |
ae278a93 SW |
7 | #include <linux/init.h> |
8 | #include <linux/of.h> | |
3d5a9658 | 9 | #include <linux/clocksource.h> |
ae278a93 | 10 | |
2fcc112a | 11 | extern struct of_device_id __timer_of_table[]; |
ae278a93 | 12 | |
2fcc112a DL |
13 | static const struct of_device_id __timer_of_table_sentinel |
14 | __used __section(__timer_of_table_end); | |
ae278a93 | 15 | |
ba5d08c0 | 16 | void __init timer_probe(void) |
ae278a93 SW |
17 | { |
18 | struct device_node *np; | |
19 | const struct of_device_id *match; | |
b7c4db86 | 20 | of_init_fn_1_ret init_func_ret; |
2fcc112a | 21 | unsigned timers = 0; |
b7c4db86 | 22 | int ret; |
ae278a93 | 23 | |
2fcc112a | 24 | for_each_matching_node_and_match(np, __timer_of_table, &match) { |
eeb93d02 SH |
25 | if (!of_device_is_available(np)) |
26 | continue; | |
27 | ||
b7c4db86 DL |
28 | init_func_ret = match->data; |
29 | ||
30 | ret = init_func_ret(np); | |
31 | if (ret) { | |
469869d1 | 32 | pr_err("Failed to initialize '%pOF': %d\n", np, ret); |
b7c4db86 DL |
33 | continue; |
34 | } | |
35 | ||
2fcc112a | 36 | timers++; |
b7c4db86 DL |
37 | } |
38 | ||
2fcc112a | 39 | timers += acpi_probe_device_table(timer); |
c625f76a | 40 | |
2fcc112a DL |
41 | if (!timers) |
42 | pr_crit("%s: no matching timers found\n", __func__); | |
ae278a93 | 43 | } |