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/* arch/arm/mach-s5pv210/include/mach/cpu-freq-v210.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
*
* 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/cpufreq.h>
//extern void s5pc110_lock_power_domain(unsigned int nToken);
#define MAXIMUM_FREQ 1000000
#define USE_FREQ_TABLE
//#undef USE_DVS
#define USE_DVS
#define VERY_HI_RATE 800*1000*1000
#define APLL_GEN_CLK 800*1000
#define KHZ_T 1000
#define MPU_CLK "armclk"
#define INDX_ERROR 65535
enum perf_level {
L0,
L1,
L2,
L3,
L4,
L5,
L6,
L7,
};
enum freq_level_states {
LEV_1200MHZ,
LEV_1000MHZ,
LEV_800MHZ,
LEV_400MHZ,
LEV_200MHZ,
LEV_100MHZ,
};
extern unsigned int s5pc11x_cpufreq_index;
extern unsigned int S5PC11X_FREQ_TAB;
extern unsigned int S5PC11X_MAXFREQLEVEL;
extern unsigned int s5pc11x_target_frq(unsigned int pred_freq, int flag);
extern int s5pc110_pm_target(unsigned int target_freq);
extern int is_conservative_gov(void);
extern int is_userspace_gov(void);
extern void set_dvfs_target_level(enum freq_level_states freq_level);
extern int set_voltage(enum perf_level p_lv);
extern int set_voltage_dvs(enum perf_level p_lv);
extern int s5pc110_dvfs_lock_high_hclk(unsigned int dToken);
extern int s5pc110_dvfs_unlock_high_hclk(unsigned int dToken);
#define NUMBER_OF_LOCKTOKEN 9
#define DVFS_LOCK_TOKEN_1 0
#define DVFS_LOCK_TOKEN_2 1
#define DVFS_LOCK_TOKEN_3 2
#define DVFS_LOCK_TOKEN_4 3
#define DVFS_LOCK_TOKEN_5 4
#define DVFS_LOCK_TOKEN_6 5
#define DVFS_LOCK_TOKEN_7 6
#define DVFS_LOCK_TOKEN_8 7
#define DVFS_LOCK_TOKEN_9 8
void s5pc110_lock_dvfs_high_level(unsigned int nToken, enum freq_level_states freq_level);
void s5pc110_unlock_dvfs_high_level(unsigned int nToken);
#define CLK_OUT_PROBING //TP80 on SMDKC100 board
#define CLK_DIV0_MASK ((0x7<<0)|(0x7<<8)|(0x7<<12)) // APLL,HCLK_MSYS,PCLK_MSYS mask value
/*
* APLL M,P,S value for target frequency
**/
#define APLL_VAL_1664 (1<<31)|(417<<16)|(3<<8)|(0)
#define APLL_VAL_1332 (1<<31)|(444<<16)|(4<<8)|(0)
#define APLL_VAL_1000 (1<<31)|(125<<16)|(3<<8)|(1)
#define APLL_VAL_800 (1<<31)|(100<<16)|(3<<8)|(1)
struct s5pv210_domain_freq {
unsigned long apll_out;
unsigned long armclk;
unsigned long hclk_msys;
unsigned long pclk_msys;
unsigned long hclk_dsys;
unsigned long pclk_dsys;
unsigned long hclk_psys;
unsigned long pclk_psys;
};
struct s5pv210_cpufreq_freqs {
struct cpufreq_freqs freqs;
struct s5pv210_domain_freq old;
struct s5pv210_domain_freq new;
};
struct s5pv210_dvs_conf {
const unsigned long lvl; /* DVFS level : L0,L1,L2,L3.*/
unsigned long arm_volt; /* uV */
unsigned long int_volt; /* uV */
};
extern void s5pv210_set_cpufreq_level(unsigned int flag);
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