LXR linux/arch/avr32/mach-at32ap/clock.h

   1/*
   2 * Clock management for AT32AP CPUs
   3 *
   4 * Copyright (C) 2006 Atmel Corporation
   5 *
   6 * Based on arch/arm/mach-at91/clock.c
   7 *   Copyright (C) 2005 David Brownell
   8 *   Copyright (C) 2005 Ivan Kokshaysky
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License version 2 as
  12 * published by the Free Software Foundation.
  13 */
  14#include <linux/clk.h>
  15#include <linux/list.h>
  16
  17
  18void at32_clk_register(struct clk *clk);
  19
  20struct clk {
  21        struct list_head list;          /* linking element */
  22        const char      *name;          /* Clock name/function */
  23        struct device   *dev;           /* Device the clock is used by */
  24        struct clk      *parent;        /* Parent clock, if any */
  25        void            (*mode)(struct clk *clk, int enabled);
  26        unsigned long   (*get_rate)(struct clk *clk);
  27        long            (*set_rate)(struct clk *clk, unsigned long rate,
  28                                    int apply);
  29        int             (*set_parent)(struct clk *clk, struct clk *parent);
  30        u16             users;          /* Enabled if non-zero */
  31        u16             index;          /* Sibling index */
  32};
  33
  34unsigned long pba_clk_get_rate(struct clk *clk);
  35void pba_clk_mode(struct clk *clk, int enabled);
  36