75 строки
1.5 KiB
C
75 строки
1.5 KiB
C
/*
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* linux/arch/arm/plat-versatile/clock.c
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*
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* Copyright (C) 2004 ARM Limited.
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* Written by Deep Blue Solutions Limited.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/errno.h>
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#include <linux/clk.h>
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#include <linux/mutex.h>
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#include <asm/hardware/icst.h>
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#include <mach/clkdev.h>
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int clk_enable(struct clk *clk)
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{
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return 0;
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}
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EXPORT_SYMBOL(clk_enable);
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void clk_disable(struct clk *clk)
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{
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}
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EXPORT_SYMBOL(clk_disable);
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unsigned long clk_get_rate(struct clk *clk)
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{
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return clk->rate;
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}
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EXPORT_SYMBOL(clk_get_rate);
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long clk_round_rate(struct clk *clk, unsigned long rate)
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{
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long ret = -EIO;
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if (clk->ops && clk->ops->round)
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ret = clk->ops->round(clk, rate);
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return ret;
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}
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EXPORT_SYMBOL(clk_round_rate);
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int clk_set_rate(struct clk *clk, unsigned long rate)
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{
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int ret = -EIO;
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if (clk->ops && clk->ops->set)
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ret = clk->ops->set(clk, rate);
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return ret;
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}
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EXPORT_SYMBOL(clk_set_rate);
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long icst_clk_round(struct clk *clk, unsigned long rate)
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{
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struct icst_vco vco;
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vco = icst_hz_to_vco(clk->params, rate);
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return icst_hz(clk->params, vco);
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}
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EXPORT_SYMBOL(icst_clk_round);
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int icst_clk_set(struct clk *clk, unsigned long rate)
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{
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struct icst_vco vco;
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vco = icst_hz_to_vco(clk->params, rate);
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clk->rate = icst_hz(clk->params, vco);
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clk->ops->setvco(clk, vco);
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return 0;
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}
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EXPORT_SYMBOL(icst_clk_set);
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