blob: 01bb458bf8eb9482d23d6d408e08bbba4fb0c228 [file] [log] [blame]
* linux/arch/arm/mach-s3c2410/clock.h
* Copyright (c) 2004-2005 Simtec Electronics
* Written by Ben Dooks, <>
* 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.
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 (*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;
/* exports for arch/arm/mach-s3c2410
* Please DO NOT use these outside of arch/arm/mach-s3c2410
extern struct mutex clocks_mutex;
extern int s3c24xx_clkcon_enable(struct clk *clk, int enable);
extern int s3c24xx_register_clock(struct clk *clk);
extern int s3c24xx_setup_clocks(unsigned long xtal,
unsigned long fclk,
unsigned long hclk,
unsigned long pclk);