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ba5d08c0ea
The function name is now renamed to 'timer_probe' for consistency with the CLOCKSOURCE_OF_DECLARE => TIMER_OF_DECLARE change. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Heiko Stuebner <heiko@sntech.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
42 lines
890 B
C
42 lines
890 B
C
/*
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* Xilfpga clocksource/timer setup
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*
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* Copyright (C) 2015 Imagination Technologies
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* Author: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*/
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#include <linux/clk.h>
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#include <linux/clk-provider.h>
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#include <linux/clocksource.h>
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#include <linux/of.h>
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#include <asm/time.h>
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void __init plat_time_init(void)
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{
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struct device_node *np;
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struct clk *clk;
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of_clk_init(NULL);
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timer_probe();
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np = of_get_cpu_node(0, NULL);
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if (!np) {
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pr_err("Failed to get CPU node\n");
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return;
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}
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clk = of_clk_get(np, 0);
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if (IS_ERR(clk)) {
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pr_err("Failed to get CPU clock: %ld\n", PTR_ERR(clk));
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return;
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}
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mips_hpt_frequency = clk_get_rate(clk) / 2;
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clk_put(clk);
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}
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