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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
- */
- #include <linux/acpi.h>
- #include <linux/init.h>
- #include <linux/of.h>
- #include <linux/clocksource.h>
- extern struct of_device_id __timer_of_table[];
- static const struct of_device_id __timer_of_table_sentinel
- __used __section("__timer_of_table_end");
- void __init timer_probe(void)
- {
- struct device_node *np;
- const struct of_device_id *match;
- of_init_fn_1_ret init_func_ret;
- unsigned timers = 0;
- int ret;
- for_each_matching_node_and_match(np, __timer_of_table, &match) {
- if (!of_device_is_available(np))
- continue;
- init_func_ret = match->data;
- ret = init_func_ret(np);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- pr_err("Failed to initialize '%pOF': %d\n", np,
- ret);
- continue;
- }
- timers++;
- }
- timers += acpi_probe_device_table(timer);
- if (!timers)
- pr_crit("%s: no matching timers found\n", __func__);
- }
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