arch/arm/mach-pxa/clock.h

   1 #include <asm/clkdev.h>
   2
   3 struct clkops {
   4         void                    (*enable)(struct clk *);
   5         void                    (*disable)(struct clk *);
   6         unsigned long           (*getrate)(struct clk *);
   7 };
   8
   9 struct clk {
  10         const struct clkops     *ops;
  11         unsigned long           rate;
  12         unsigned int            cken;
  13         unsigned int            delay;
  14         unsigned int            enabled;
  15 };
  16
  17 #define INIT_CLKREG(_clk,_devname,_conname)             \
  18         {                                               \
  19                 .clk            = _clk,                 \
  20                 .dev_id         = _devname,             \
  21                 .con_id         = _conname,             \
  22         }
  23
  24 #define DEFINE_CKEN(_name, _cken, _rate, _delay)        \
  25 struct clk clk_##_name = {                              \
  26                 .ops    = &clk_cken_ops,                \
  27                 .rate   = _rate,                        \
  28                 .cken   = CKEN_##_cken,                 \
  29                 .delay  = _delay,                       \
  30         }
  31
  32 #define DEFINE_CK(_name, _cken, _ops)                   \
  33 struct clk clk_##_name = {                              \
  34                 .ops    = _ops,                         \
  35                 .cken   = CKEN_##_cken,                 \
  36         }
  37
  38 #define DEFINE_CLK(_name, _ops, _rate, _delay)          \
  39 struct clk clk_##_name = {                              \
  40                 .ops    = _ops,                         \
  41                 .rate   = _rate,                        \
  42                 .delay  = _delay,                       \
  43         }
  44
  45 extern const struct clkops clk_cken_ops;
  46
  47 void clk_cken_enable(struct clk *clk);
  48 void clk_cken_disable(struct clk *clk);
  49
  50 #ifdef CONFIG_PXA3xx
  51 #define DEFINE_PXA3_CKEN(_name, _cken, _rate, _delay)   \
  52 struct clk clk_##_name = {                              \
  53                 .ops    = &clk_pxa3xx_cken_ops,         \
  54                 .rate   = _rate,                        \
  55                 .cken   = CKEN_##_cken,                 \
  56                 .delay  = _delay,                       \
  57         }
  58
  59 #define DEFINE_PXA3_CK(_name, _cken, _ops)              \
  60 struct clk clk_##_name = {                              \
  61                 .ops    = _ops,                         \
  62                 .cken   = CKEN_##_cken,                 \
  63         }
  64
  65 extern const struct clkops clk_pxa3xx_cken_ops;
  66 extern void clk_pxa3xx_cken_enable(struct clk *);
  67 extern void clk_pxa3xx_cken_disable(struct clk *);
  68 #endif
  69
  70 void clks_register(struct clk_lookup *clks, size_t num);
  71 int clk_add_alias(const char *alias, const char *alias_name, char *id,
  72         struct device *dev);
  73