44 строки
925 B
C
44 строки
925 B
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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*
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* Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2013 John Crispin <john@phrozen.org>
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/export.h>
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#include <linux/clkdev.h>
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#include <linux/clk.h>
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#include <linux/clk-provider.h>
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#include <asm/time.h>
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#include "common.h"
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void ralink_clk_add(const char *dev, unsigned long rate)
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{
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struct clk *clk = clk_register_fixed_rate(NULL, dev, NULL, 0, rate);
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if (!clk)
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panic("failed to add clock");
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clkdev_create(clk, NULL, "%s", dev);
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}
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void __init plat_time_init(void)
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{
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struct clk *clk;
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ralink_of_remap();
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ralink_clk_init();
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clk = clk_get_sys("cpu", NULL);
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if (IS_ERR(clk))
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panic("unable to get CPU clock, err=%ld", PTR_ERR(clk));
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pr_info("CPU Clock: %ldMHz\n", clk_get_rate(clk) / 1000000);
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mips_hpt_frequency = clk_get_rate(clk) / 2;
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clk_put(clk);
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timer_probe();
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}
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