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kernel/linux-imx6_3.14.28/arch/mips/lantiq/clk.h 2.19 KB
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  /*
   *  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.
   *
   * Copyright (C) 2010 John Crispin <blogic@openwrt.org>
   */
  
  #ifndef _LTQ_CLK_H__
  #define _LTQ_CLK_H__
  
  #include <linux/clkdev.h>
  
  /* clock speeds */
  #define CLOCK_33M	33333333
  #define CLOCK_60M	60000000
  #define CLOCK_62_5M	62500000
  #define CLOCK_83M	83333333
  #define CLOCK_83_5M	83500000
  #define CLOCK_98_304M	98304000
  #define CLOCK_100M	100000000
  #define CLOCK_111M	111111111
  #define CLOCK_125M	125000000
  #define CLOCK_133M	133333333
  #define CLOCK_150M	150000000
  #define CLOCK_166M	166666666
  #define CLOCK_167M	166666667
  #define CLOCK_196_608M	196608000
  #define CLOCK_200M	200000000
  #define CLOCK_222M	222000000
  #define CLOCK_240M	240000000
  #define CLOCK_250M	250000000
  #define CLOCK_266M	266666666
  #define CLOCK_300M	300000000
  #define CLOCK_333M	333333333
  #define CLOCK_393M	393215332
  #define CLOCK_400M	400000000
  #define CLOCK_450M	450000000
  #define CLOCK_500M	500000000
  #define CLOCK_600M	600000000
  
  /* clock out speeds */
  #define CLOCK_32_768K	32768
  #define CLOCK_1_536M	1536000
  #define CLOCK_2_5M	2500000
  #define CLOCK_12M	12000000
  #define CLOCK_24M	24000000
  #define CLOCK_25M	25000000
  #define CLOCK_30M	30000000
  #define CLOCK_40M	40000000
  #define CLOCK_48M	48000000
  #define CLOCK_50M	50000000
  #define CLOCK_60M	60000000
  
  struct clk {
  	struct clk_lookup cl;
  	unsigned long rate;
  	unsigned long *rates;
  	unsigned int module;
  	unsigned int bits;
  	unsigned long (*get_rate) (void);
  	int (*enable) (struct clk *clk);
  	void (*disable) (struct clk *clk);
  	int (*activate) (struct clk *clk);
  	void (*deactivate) (struct clk *clk);
  	void (*reboot) (struct clk *clk);
  };
  
  extern void clkdev_add_static(unsigned long cpu, unsigned long fpi,
  				unsigned long io, unsigned long ppe);
  
  extern unsigned long ltq_danube_cpu_hz(void);
  extern unsigned long ltq_danube_fpi_hz(void);
  extern unsigned long ltq_danube_pp32_hz(void);
  
  extern unsigned long ltq_ar9_cpu_hz(void);
  extern unsigned long ltq_ar9_fpi_hz(void);
  
  extern unsigned long ltq_vr9_cpu_hz(void);
  extern unsigned long ltq_vr9_fpi_hz(void);
  extern unsigned long ltq_vr9_pp32_hz(void);
  
  #endif