arch/arm/mach-mt8127/include/mach/mt_gpufreq.h

   1 #ifndef _MT_GPUFREQ_H
   2 #define _MT_GPUFREQ_H
   3
   4 #include <linux/module.h>
   5
   6 /*********************
   7 * Clock Mux Register
   8 **********************/
   9 #define CLK26CALI       (0xF00001C0) // FIX ME, No this register
  10 #define CLK_MISC_CFG_0  (0xF0000210)
  11 #define CLK_MISC_CFG_1  (0xF0000214)
  12 #define CLK26CALI_0     (0xF0000220)
  13 #define CLK26CALI_1     (0xF0000224)
  14 #define CLK26CALI_2     (0xF0000228)
  15 #define MBIST_CFG_0     (0xF0000308)
  16 #define MBIST_CFG_1     (0xF000030C)
  17 #define MBIST_CFG_2     (0xF0000310)
  18 #define MBIST_CFG_3     (0xF0000314)
  19
  20 /*********************
  21 * GPU Frequency List
  22 **********************/
  23 #define GPU_DVFS_F1     (476666)   // KHz
  24 #define GPU_DVFS_F2     (403000)   // KHz
  25 #define GPU_DVFS_F3     (357500)   // KHz
  26 #define GPU_DVFS_F4     (312000)   // KHz
  27 #define GPU_DVFS_F5     (286000)   // KHz
  28 #define GPU_DVFS_F6     (268666)   // KHz
  29 #define GPU_DVFS_F7     (238333)   // KHz
  30 #define GPU_DVFS_F8     (156000)   // KHz
  31
  32 /**************************
  33 * MFG Clock Mux Selection
  34 ***************************/
  35 #define GPU_MMPLL_D3       (GPU_DVFS_F1)
  36 #define GPU_SYSPLL_D2      (GPU_DVFS_F2)
  37 #define GPU_MMPLL_D4       (GPU_DVFS_F3)
  38 #define GPU_UNIVPLL1_D2    (GPU_DVFS_F4)
  39 #define GPU_MMPLL_D5       (GPU_DVFS_F5)
  40 #define GPU_SYSPLL_D3      (GPU_DVFS_F6)
  41 #define GPU_MMPLL_D6       (GPU_DVFS_F7)
  42 #define GPU_UNIVPLL1_D4    (GPU_DVFS_F8)
  43
  44 /******************************
  45 * MFG Power Voltage Selection
  46 *******************************/
  47 #define GPU_POWER_VCORE_1_05V   (64)
  48 #define GPU_POWER_VRF18_1_05V   (0)
  49 #define GPU_POWER_VRF18_1_10V   (2)
  50 #define GPU_POWER_VRF18_1_15V   (4)
  51
  52 /*****************************************
  53 * PMIC settle time, should not be changed
  54 ******************************************/
  55 #define PMIC_SETTLE_TIME (40) // us
  56
  57
  58 /****************************************************************
  59 * enable this option to calculate clock on ration in period time.
  60 *****************************************************************/
  61 #define GPU_CLOCK_RATIO
  62 #ifdef GPU_CLOCK_RATIO
  63 #define GPU_COUNT_OVERFLOW 1000000 // 1 sec
  64 #endif
  65
  66 /****************************************************************
  67 * Default disable gpu dvfs.
  68 *****************************************************************/
  69 //#define GPU_DVFS_DEFAULT_DISABLED
  70
  71
  72 /********************************************
  73 * enable this option to adjust buck voltage
  74 *********************************************/
  75 #define MT_BUCK_ADJUST
  76
  77 struct mt_gpufreq_info
  78 {
  79     unsigned int gpufreq_khz;
  80     unsigned int gpufreq_lower_bound;
  81     unsigned int gpufreq_upper_bound;
  82     unsigned int gpufreq_volt;
  83     unsigned int gpufreq_remap;
  84 };
  85
  86 struct mt_gpufreq_power_info
  87 {
  88     unsigned int gpufreq_khz;
  89     unsigned int gpufreq_power;
  90 };
  91
  92 #ifdef GPU_CLOCK_RATIO
  93 /* GPU DVFS clock on ratio */
  94 enum mt_gpufreq_clock_ratio {
  95         GPU_DVFS_CLOCK_RATIO_OFF = 0,  /* GPU clock turned off */
  96         GPU_DVFS_CLOCK_RATIO_ON     ,  /* GPU clock turned on */
  97         GPU_DVFS_CLOCK_RATIO_GET       /* Get GPU clock on ratio in a period time */
  98 };
  99 #endif
 100
 101 /*****************
 102 * extern function
 103 ******************/
 104 extern int mt_gpufreq_state_set(int enabled);
 105 extern void mt_gpufreq_thermal_protect(unsigned int limited_power);
 106 extern int mt_gpufreq_register(struct mt_gpufreq_info *freqs, int num);
 107 extern bool mt_gpufreq_is_registered_get(void);
 108 #ifdef GPU_CLOCK_RATIO
 109 extern unsigned int mt_gpufreq_gpu_clock_ratio(enum mt_gpufreq_clock_ratio act);
 110 #endif
 111 extern unsigned int mt_gpufreq_cur_freq(void);
 112 extern unsigned int mt_gpufreq_cur_load(void);
 113 extern int mt_gpufreq_non_register(void);
 114 extern void mt_gpufreq_set_initial(unsigned int freq_new, unsigned int volt_new);
 115 #endif