LXR linux/drivers/clk/at91/pmc.h

   1/*
   2 * drivers/clk/at91/pmc.h
   3 *
   4 *  Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 */
  11
  12#ifndef __PMC_H_
  13#define __PMC_H_
  14
  15#include <linux/io.h>
  16#include <linux/irqdomain.h>
  17#include <linux/regmap.h>
  18#include <linux/spinlock.h>
  19
  20extern spinlock_t pmc_pcr_lock;
  21
  22struct clk_range {
  23        unsigned long min;
  24        unsigned long max;
  25};
  26
  27#define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
  28
  29int of_at91_get_clk_range(struct device_node *np, const char *propname,
  30                          struct clk_range *range);
  31
  32#ifdef CONFIG_PM
  33void pmc_register_id(u8 id);
  34void pmc_register_pck(u8 pck);
  35#else
  36static inline void pmc_register_id(u8 id) {}
  37static inline void pmc_register_pck(u8 pck) {}
  38#endif
  39
  40#endif /* __PMC_H_ */
  41