release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-at91/clock.h

   1 /*
   2  * linux/arch/arm/mach-at91/clock.h
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #define CLK_TYPE_PRIMARY        0x1
  10 #define CLK_TYPE_PLL            0x2
  11 #define CLK_TYPE_PROGRAMMABLE   0x4
  12 #define CLK_TYPE_PERIPHERAL     0x8
  13 #define CLK_TYPE_SYSTEM         0x10
  14
  15
  16 struct clk {
  17         struct list_head node;
  18         const char      *name;          /* unique clock name */
  19         const char      *function;      /* function of the clock */
  20         struct device   *dev;           /* device associated with function */
  21         unsigned long   rate_hz;
  22         struct clk      *parent;
  23         u32             pmc_mask;
  24         void            (*mode)(struct clk *, int);
  25         unsigned        id:3;           /* PCK0..4, or 32k/main/a/b */
  26         unsigned        type;           /* clock type */
  27         u16             users;
  28 };
  29
  30
  31 extern int __init clk_register(struct clk *clk);