arch/arm/mach-shmobile/clock.h

   1 #ifndef CLOCK_H
   2 #define CLOCK_H
   3
   4 /* legacy clock implementation */
   5
   6 struct clk;
   7 unsigned long shmobile_fixed_ratio_clk_recalc(struct clk *clk);
   8 extern struct sh_clk_ops shmobile_fixed_ratio_clk_ops;
   9
  10 /* clock ratio */
  11 struct clk_ratio {
  12         int mul;
  13         int div;
  14 };
  15
  16 #define SH_CLK_RATIO(name, m, d)                \
  17 static struct clk_ratio name ##_ratio = {       \
  18         .mul = m,                               \
  19         .div = d,                               \
  20 }
  21
  22 #define SH_FIXED_RATIO_CLKg(name, p, r) \
  23 struct clk name = {                     \
  24         .parent = &p,                           \
  25         .ops    = &shmobile_fixed_ratio_clk_ops,\
  26         .priv   = &r ## _ratio,                 \
  27 }
  28
  29 #define SH_FIXED_RATIO_CLK(name, p, r)          \
  30 static SH_FIXED_RATIO_CLKg(name, p, r)
  31
  32 #define SH_FIXED_RATIO_CLK_SET(name, p, m, d)   \
  33         SH_CLK_RATIO(name, m, d);               \
  34         SH_FIXED_RATIO_CLK(name, p, name)
  35
  36 #define SH_CLK_SET_RATIO(p, m, d)       \
  37 do {                    \
  38         (p)->mul = m;   \
  39         (p)->div = d;   \
  40 } while (0)
  41
  42 #endif