46 строки
906 B
C
46 строки
906 B
C
/*
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* linux/arch/arm/mach-nomadik/clock.c
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*
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* Copyright (C) 2009 Alessandro Rubini
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/errno.h>
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#include <linux/clk.h>
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#include <asm/clkdev.h>
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#include "clock.h"
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/*
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* The nomadik board uses generic clocks, but the serial pl011 file
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* calls clk_enable(), clk_disable(), clk_get_rate(), so we provide them
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*/
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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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/* enable and disable do nothing */
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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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/* Create a clock structure with the given name */
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int nmdk_clk_create(struct clk *clk, const char *dev_id)
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{
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struct clk_lookup *clkdev;
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clkdev = clkdev_alloc(clk, NULL, dev_id);
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if (!clkdev)
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return -ENOMEM;
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clkdev_add(clkdev);
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return 0;
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}
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