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/* linux/include/asm-arm/plat-s3c24xx/clock.h
* linux/arch/arm/mach-s3c2410/clock.h
*
* Copyright (c) 2004-2005 Simtec Electronics
* http://www.simtec.co.uk/products/SWLINUX/
* Written by Ben Dooks, <ben@simtec.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/spinlock.h>
struct clk {
struct list_head list;
struct module *owner;
struct clk *parent;
const char *name;
int id;
int usage;
unsigned long rate;
unsigned long ctrlbit;
int (*enable)(struct clk *, int enable);
int (*set_rate)(struct clk *c, unsigned long rate);
unsigned long (*get_rate)(struct clk *c);
unsigned long (*round_rate)(struct clk *c, unsigned long rate);
int (*set_parent)(struct clk *c, struct clk *parent);
};
/* other clocks which may be registered by board support */
extern struct clk s3c24xx_dclk0;
extern struct clk s3c24xx_dclk1;
extern struct clk s3c24xx_clkout0;
extern struct clk s3c24xx_clkout1;
extern struct clk s3c24xx_uclk;
extern struct clk clk_usb_bus;
/* core clock support */
extern struct clk clk_f;
extern struct clk clk_h;
extern struct clk clk_p;
extern struct clk clk_mpll;
extern struct clk clk_upll;
extern struct clk clk_xtal;
/* exports for arch/arm/mach-s3c2410
*
* Please DO NOT use these outside of arch/arm/mach-s3c2410
*/
extern spinlock_t clocks_lock;
extern int s3c2410_clkcon_enable(struct clk *clk, int enable);
extern int s3c24xx_register_clock(struct clk *clk);
extern int s3c24xx_register_clocks(struct clk **clk, int nr_clks);
extern int s3c24xx_setup_clocks(unsigned long xtal,
unsigned long fclk,
unsigned long hclk,
unsigned long pclk);
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