arch/arm/mach-w90x900/clock.h

   1 /*
   2  * linux/arch/arm/mach-w90x900/clock.h
   3  *
   4  * Copyright (c) 2008 Nuvoton technology corporation
   5  *
   6  * Wan ZongShun <mcuos.com@gmail.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License.
  11  */
  12
  13 #include <asm/clkdev.h>
  14
  15 void nuc900_clk_enable(struct clk *clk, int enable);
  16 void nuc900_subclk_enable(struct clk *clk, int enable);
  17 void clks_register(struct clk_lookup *clks, size_t num);
  18
  19 struct clk {
  20         unsigned long           cken;
  21         unsigned int            enabled;
  22         void                    (*enable)(struct clk *, int enable);
  23 };
  24
  25 #define DEFINE_CLK(_name, _ctrlbit)                     \
  26 struct clk clk_##_name = {                              \
  27                 .enable = nuc900_clk_enable,            \
  28                 .cken   = (1 << _ctrlbit),              \
  29         }
  30
  31 #define DEFINE_SUBCLK(_name, _ctrlbit)                  \
  32 struct clk clk_##_name = {                              \
  33                 .enable = nuc900_subclk_enable, \
  34                 .cken   = (1 << _ctrlbit),              \
  35         }
  36
  37
  38 #define DEF_CLKLOOK(_clk, _devname, _conname)           \
  39         {                                               \
  40                 .clk            = _clk,                 \
  41                 .dev_id         = _devname,             \
  42                 .con_id         = _conname,             \
  43         }
  44