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- #include <linux/clk.h>
- #include <linux/clk-provider.h>
- #include <linux/clocksource.h>
- #include <linux/of.h>
- #include <asm/time.h>
- void __init plat_time_init(void)
- {
- struct device_node *np;
- struct clk *clk;
- of_clk_init(NULL);
- clocksource_probe();
- np = of_get_cpu_node(0, NULL);
- if (!np) {
- pr_err("Failed to get CPU node\n");
- return;
- }
- clk = of_clk_get(np, 0);
- if (IS_ERR(clk)) {
- pr_err("Failed to get CPU clock: %ld\n", PTR_ERR(clk));
- return;
- }
- mips_hpt_frequency = clk_get_rate(clk) / 2;
- clk_put(clk);
- }
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