/*
* linux/arch/arm/mach-s3c2410/clock.h
*
- * Copyright (c) 2004 Simtec Electronics
+ * 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
struct clk *parent;
const char *name;
int id;
- atomic_t used;
+ 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_clkout1;
extern struct clk s3c24xx_uclk;
-/* processor clock settings, in Hz */
+extern struct clk clk_usb_bus;
+
+/* core clock support */
-extern unsigned long s3c24xx_xtal;
-extern unsigned long s3c24xx_pclk;
-extern unsigned long s3c24xx_hclk;
-extern unsigned long s3c24xx_fclk;
+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 int s3c24xx_clkcon_enable(struct clk *clk, int enable);
+extern struct mutex clocks_mutex;
+
+extern int s3c2410_clkcon_enable(struct clk *clk, int enable);
+
extern int s3c24xx_register_clock(struct clk *clk);
-extern int s3c24xx_setup_clocks(void);
+extern int s3c24xx_setup_clocks(unsigned long xtal,
+ unsigned long fclk,
+ unsigned long hclk,
+ unsigned long pclk);