arch/m68k/include/asm/mcfclk.h

   1 /*
   2  * mcfclk.h -- coldfire specific clock structure
   3  */
   4
   5
   6 #ifndef mcfclk_h
   7 #define mcfclk_h
   8
   9 struct clk;
  10
  11 struct clk_ops {
  12         void (*enable)(struct clk *);
  13         void (*disable)(struct clk *);
  14 };
  15
  16 struct clk {
  17         const char *name;
  18         struct clk_ops *clk_ops;
  19         unsigned long rate;
  20         unsigned long enabled;
  21         u8 slot;
  22 };
  23
  24 extern struct clk *mcf_clks[];
  25
  26 #ifdef MCFPM_PPMCR0
  27 extern struct clk_ops clk_ops0;
  28 #ifdef MCFPM_PPMCR1
  29 extern struct clk_ops clk_ops1;
  30 #endif /* MCFPM_PPMCR1 */
  31
  32 #define DEFINE_CLK(clk_bank, clk_name, clk_slot, clk_rate) \
  33 static struct clk __clk_##clk_bank##_##clk_slot = { \
  34         .name = clk_name, \
  35         .clk_ops = &clk_ops##clk_bank, \
  36         .rate = clk_rate, \
  37         .slot = clk_slot, \
  38 }
  39
  40 void __clk_init_enabled(struct clk *);
  41 void __clk_init_disabled(struct clk *);
  42 #else
  43 #define DEFINE_CLK(clk_ref, clk_name, clk_rate) \
  44         static struct clk clk_##clk_ref = { \
  45                 .name = clk_name, \
  46                 .rate = clk_rate, \
  47         }
  48 #endif /* MCFPM_PPMCR0 */
  49
  50 #endif /* mcfclk_h */