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kernel/linux-imx6_3.14.28/arch/avr32/mach-at32ap/clock.h 1.07 KB
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  /*
   * Clock management for AT32AP CPUs
   *
   * Copyright (C) 2006 Atmel Corporation
   *
   * Based on arch/arm/mach-at91/clock.c
   *   Copyright (C) 2005 David Brownell
   *   Copyright (C) 2005 Ivan Kokshaysky
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  #include <linux/clk.h>
  #include <linux/list.h>
  
  
  void at32_clk_register(struct clk *clk);
  
  struct clk {
  	struct list_head list;		/* linking element */
  	const char	*name;		/* Clock name/function */
  	struct device	*dev;		/* Device the clock is used by */
  	struct clk	*parent;	/* Parent clock, if any */
  	void		(*mode)(struct clk *clk, int enabled);
  	unsigned long	(*get_rate)(struct clk *clk);
  	long		(*set_rate)(struct clk *clk, unsigned long rate,
  				    int apply);
  	int		(*set_parent)(struct clk *clk, struct clk *parent);
  	u16		users;		/* Enabled if non-zero */
  	u16		index;		/* Sibling index */
  };
  
  unsigned long pba_clk_get_rate(struct clk *clk);
  void pba_clk_mode(struct clk *clk, int enabled);