drivers/clk/sunxi-ng/ccu_mult.h

   1 #ifndef _CCU_MULT_H_
   2 #define _CCU_MULT_H_
   3
   4 #include "ccu_common.h"
   5 #include "ccu_mux.h"
   6
   7 struct ccu_mult_internal {
   8         u8      shift;
   9         u8      width;
  10         u8      min;
  11 };
  12
  13 #define _SUNXI_CCU_MULT_MIN(_shift, _width, _min)       \
  14         {                                               \
  15                 .shift  = _shift,                       \
  16                 .width  = _width,                       \
  17                 .min    = _min,                         \
  18         }
  19
  20 #define _SUNXI_CCU_MULT(_shift, _width)         \
  21         _SUNXI_CCU_MULT_MIN(_shift, _width, 1)
  22
  23 struct ccu_mult {
  24         u32                     enable;
  25
  26         struct ccu_mult_internal        mult;
  27         struct ccu_mux_internal mux;
  28         struct ccu_common       common;
  29 };
  30
  31 #define SUNXI_CCU_N_WITH_GATE_LOCK(_struct, _name, _parent, _reg,       \
  32                                    _mshift, _mwidth, _gate, _lock,      \
  33                                    _flags)                              \
  34         struct ccu_mult _struct = {                                     \
  35                 .enable = _gate,                                        \
  36                 .mult   = _SUNXI_CCU_MULT(_mshift, _mwidth),            \
  37                 .common = {                                             \
  38                         .reg            = _reg,                         \
  39                         .hw.init        = CLK_HW_INIT(_name,            \
  40                                                       _parent,          \
  41                                                       &ccu_mult_ops,    \
  42                                                       _flags),          \
  43                 },                                                      \
  44         }
  45
  46 static inline struct ccu_mult *hw_to_ccu_mult(struct clk_hw *hw)
  47 {
  48         struct ccu_common *common = hw_to_ccu_common(hw);
  49
  50         return container_of(common, struct ccu_mult, common);
  51 }
  52
  53 extern const struct clk_ops ccu_mult_ops;
  54
  55 #endif /* _CCU_MULT_H_ */