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
   9 struct clk;
  10
  11 struct 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
  20 struct 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 */
  39 void arch_init_clk_ops(struct clk_ops **, int type);
  40
  41 int clk_init(void);
  42
  43 int __clk_enable(struct clk *);
  44 void __clk_disable(struct clk *);
  45
  46 void clk_recalc_rate(struct clk *);
  47
  48 int clk_register(struct clk *);
  49 void clk_unregister(struct clk *);
  50
  51 #endif                          /* __ASM_MIPS_CLOCK_H */