LXR linux/arch/mips/include/asm/clock.h

   1#ifndef __ASM_MIPS_CLOCK_H
   2#define __ASM_MIPS_CLOCK_H
   3
   4#include <linux/kref.h>
   5#include <linux/list.h>
   6#include <linux/seq_file.h>
   7#include <linux/clk.h>
   8
   9struct clk;
  10
  11struct clk_ops {
  12        void (*init) (struct clk *clk);
  13        void (*enable) (struct clk *clk);
  14        void (*disable) (struct clk *clk);
  15        void (*recalc) (struct clk *clk);
  16        int (*set_rate) (struct clk *clk, unsigned long rate, int algo_id);
  17        long (*round_rate) (struct clk *clk, unsigned long rate);
  18};
  19
  20struct clk {
  21        struct list_head node;
  22        const char *name;
  23        int id;
  24        struct module *owner;
  25
  26        struct clk *parent;
  27        struct clk_ops *ops;
  28
  29        struct kref kref;
  30
  31        unsigned long rate;
  32        unsigned long flags;
  33};
  34
  35#define CLK_ALWAYS_ENABLED      (1 << 0)
  36#define CLK_RATE_PROPAGATES     (1 << 1)
  37
  38/* Should be defined by processor-specific code */
  39void arch_init_clk_ops(struct clk_ops **, int type);
  40
  41int clk_init(void);
  42
  43int __clk_enable(struct clk *);
  44void __clk_disable(struct clk *);
  45
  46void clk_recalc_rate(struct clk *);
  47
  48int clk_register(struct clk *);
  49void clk_unregister(struct clk *);
  50
  51#endif                          /* __ASM_MIPS_CLOCK_H */
  52