2 * linux/arch/arm/mach-integrator/clock.c
4 * Copyright (C) 2004 ARM Limited.
5 * Written by Deep Blue Solutions Limited.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 #include <linux/module.h>
12 #include <linux/kernel.h>
13 #include <linux/errno.h>
14 #include <linux/clk.h>
15 #include <linux/mutex.h>
17 #include <asm/hardware/icst525.h>
18 #include <asm/clkdev.h>
19 #include <mach/clkdev.h>
21 int clk_enable(struct clk *clk)
25 EXPORT_SYMBOL(clk_enable);
27 void clk_disable(struct clk *clk)
30 EXPORT_SYMBOL(clk_disable);
32 unsigned long clk_get_rate(struct clk *clk)
36 EXPORT_SYMBOL(clk_get_rate);
38 long clk_round_rate(struct clk *clk, unsigned long rate)
41 vco = icst525_khz_to_vco(clk->params, rate / 1000);
42 return icst525_khz(clk->params, vco) * 1000;
44 EXPORT_SYMBOL(clk_round_rate);
46 int clk_set_rate(struct clk *clk, unsigned long rate)
53 vco = icst525_khz_to_vco(clk->params, rate / 1000);
54 clk->rate = icst525_khz(clk->params, vco) * 1000;
55 clk->setvco(clk, vco);
60 EXPORT_SYMBOL(clk_set_rate);