uboot/arch/arm/include/asm/arch-omap4/clock.h
<<
>>
Prefs
   1/*
   2 * (C) Copyright 2010
   3 * Texas Instruments, <www.ti.com>
   4 *
   5 * Aneesh V <aneesh@ti.com>
   6 *
   7 * SPDX-License-Identifier:     GPL-2.0+
   8 */
   9#ifndef _CLOCKS_OMAP4_H_
  10#define _CLOCKS_OMAP4_H_
  11#include <common.h>
  12#include <asm/omap_common.h>
  13
  14/*
  15 * Assuming a maximum of 1.5 GHz ARM speed and a minimum of 2 cycles per
  16 * loop, allow for a minimum of 2 ms wait (in reality the wait will be
  17 * much more than that)
  18 */
  19#define LDELAY          1000000
  20
  21/* CM_DLL_CTRL */
  22#define CM_DLL_CTRL_OVERRIDE_SHIFT      0
  23#define CM_DLL_CTRL_OVERRIDE_MASK       (1 << 0)
  24#define CM_DLL_CTRL_NO_OVERRIDE         0
  25
  26/* CM_CLKMODE_DPLL */
  27#define CM_CLKMODE_DPLL_REGM4XEN_SHIFT          11
  28#define CM_CLKMODE_DPLL_REGM4XEN_MASK           (1 << 11)
  29#define CM_CLKMODE_DPLL_LPMODE_EN_SHIFT         10
  30#define CM_CLKMODE_DPLL_LPMODE_EN_MASK          (1 << 10)
  31#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_SHIFT    9
  32#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_MASK     (1 << 9)
  33#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_SHIFT     8
  34#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_MASK      (1 << 8)
  35#define CM_CLKMODE_DPLL_RAMP_RATE_SHIFT         5
  36#define CM_CLKMODE_DPLL_RAMP_RATE_MASK          (0x7 << 5)
  37#define CM_CLKMODE_DPLL_EN_SHIFT                0
  38#define CM_CLKMODE_DPLL_EN_MASK                 (0x7 << 0)
  39
  40#define CM_CLKMODE_DPLL_DPLL_EN_SHIFT           0
  41#define CM_CLKMODE_DPLL_DPLL_EN_MASK            7
  42
  43#define DPLL_EN_STOP                    1
  44#define DPLL_EN_MN_BYPASS               4
  45#define DPLL_EN_LOW_POWER_BYPASS        5
  46#define DPLL_EN_FAST_RELOCK_BYPASS      6
  47#define DPLL_EN_LOCK                    7
  48
  49/* CM_IDLEST_DPLL fields */
  50#define ST_DPLL_CLK_MASK                1
  51
  52/* CM_CLKSEL_DPLL */
  53#define CM_CLKSEL_DPLL_DPLL_SD_DIV_SHIFT        24
  54#define CM_CLKSEL_DPLL_DPLL_SD_DIV_MASK         (0xFF << 24)
  55#define CM_CLKSEL_DPLL_M_SHIFT                  8
  56#define CM_CLKSEL_DPLL_M_MASK                   (0x7FF << 8)
  57#define CM_CLKSEL_DPLL_N_SHIFT                  0
  58#define CM_CLKSEL_DPLL_N_MASK                   0x7F
  59#define CM_CLKSEL_DCC_EN_SHIFT                  22
  60#define CM_CLKSEL_DCC_EN_MASK                   (1 << 22)
  61
  62/* CM_SYS_CLKSEL */
  63#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK  7
  64
  65/* CM_CLKSEL_CORE */
  66#define CLKSEL_CORE_SHIFT       0
  67#define CLKSEL_L3_SHIFT         4
  68#define CLKSEL_L4_SHIFT         8
  69
  70#define CLKSEL_CORE_X2_DIV_1    0
  71#define CLKSEL_L3_CORE_DIV_2    1
  72#define CLKSEL_L4_L3_DIV_2      1
  73
  74/* CM_ABE_PLL_REF_CLKSEL */
  75#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SHIFT      0
  76#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_MASK       1
  77#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK     0
  78#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK     1
  79
  80/* CM_BYPCLK_DPLL_IVA */
  81#define CM_BYPCLK_DPLL_IVA_CLKSEL_SHIFT         0
  82#define CM_BYPCLK_DPLL_IVA_CLKSEL_MASK          3
  83
  84#define DPLL_IVA_CLKSEL_CORE_X2_DIV_2           1
  85
  86/* CM_SHADOW_FREQ_CONFIG1 */
  87#define SHADOW_FREQ_CONFIG1_FREQ_UPDATE_MASK    1
  88#define SHADOW_FREQ_CONFIG1_DLL_OVERRIDE_MASK   4
  89#define SHADOW_FREQ_CONFIG1_DLL_RESET_MASK      8
  90
  91#define SHADOW_FREQ_CONFIG1_DPLL_EN_SHIFT       8
  92#define SHADOW_FREQ_CONFIG1_DPLL_EN_MASK        (7 << 8)
  93
  94#define SHADOW_FREQ_CONFIG1_M2_DIV_SHIFT        11
  95#define SHADOW_FREQ_CONFIG1_M2_DIV_MASK         (0x1F << 11)
  96
  97/*CM_<clock_domain>__CLKCTRL */
  98#define CD_CLKCTRL_CLKTRCTRL_SHIFT              0
  99#define CD_CLKCTRL_CLKTRCTRL_MASK               3
 100
 101#define CD_CLKCTRL_CLKTRCTRL_NO_SLEEP           0
 102#define CD_CLKCTRL_CLKTRCTRL_SW_SLEEP           1
 103#define CD_CLKCTRL_CLKTRCTRL_SW_WKUP            2
 104#define CD_CLKCTRL_CLKTRCTRL_HW_AUTO            3
 105
 106
 107/* CM_<clock_domain>_<module>_CLKCTRL */
 108#define MODULE_CLKCTRL_MODULEMODE_SHIFT         0
 109#define MODULE_CLKCTRL_MODULEMODE_MASK          3
 110#define MODULE_CLKCTRL_IDLEST_SHIFT             16
 111#define MODULE_CLKCTRL_IDLEST_MASK              (3 << 16)
 112
 113#define MODULE_CLKCTRL_MODULEMODE_SW_DISABLE            0
 114#define MODULE_CLKCTRL_MODULEMODE_HW_AUTO               1
 115#define MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN        2
 116
 117#define MODULE_CLKCTRL_IDLEST_FULLY_FUNCTIONAL  0
 118#define MODULE_CLKCTRL_IDLEST_TRANSITIONING     1
 119#define MODULE_CLKCTRL_IDLEST_IDLE              2
 120#define MODULE_CLKCTRL_IDLEST_DISABLED          3
 121
 122/* CM_L4PER_GPIO4_CLKCTRL */
 123#define GPIO4_CLKCTRL_OPTFCLKEN_MASK            (1 << 8)
 124
 125/* CM_L3INIT_HSMMCn_CLKCTRL */
 126#define HSMMC_CLKCTRL_CLKSEL_MASK               (1 << 24)
 127
 128/* CM_WKUP_GPTIMER1_CLKCTRL */
 129#define GPTIMER1_CLKCTRL_CLKSEL_MASK            (1 << 24)
 130
 131/* CM_CAM_ISS_CLKCTRL */
 132#define ISS_CLKCTRL_OPTFCLKEN_MASK              (1 << 8)
 133
 134/* CM_DSS_DSS_CLKCTRL */
 135#define DSS_CLKCTRL_OPTFCLKEN_MASK              0xF00
 136
 137/* CM_L3INIT_USBPHY_CLKCTRL */
 138#define USBPHY_CLKCTRL_OPTFCLKEN_PHY_48M_MASK   8
 139
 140/* CM_MPU_MPU_CLKCTRL */
 141#define MPU_CLKCTRL_CLKSEL_EMIF_DIV_MODE_SHIFT  24
 142#define MPU_CLKCTRL_CLKSEL_EMIF_DIV_MODE_MASK   (1 << 24)
 143#define MPU_CLKCTRL_CLKSEL_ABE_DIV_MODE_SHIFT   25
 144#define MPU_CLKCTRL_CLKSEL_ABE_DIV_MODE_MASK    (1 << 25)
 145
 146/* Clock frequencies */
 147#define OMAP_SYS_CLK_IND_38_4_MHZ       6
 148
 149/* PRM_VC_VAL_BYPASS */
 150#define PRM_VC_I2C_CHANNEL_FREQ_KHZ     400
 151
 152/* PMIC */
 153#define SMPS_I2C_SLAVE_ADDR     0x12
 154/* TWL6030 SMPS */
 155#define SMPS_REG_ADDR_VCORE1    0x55
 156#define SMPS_REG_ADDR_VCORE2    0x5B
 157#define SMPS_REG_ADDR_VCORE3    0x61
 158/* TWL6032 SMPS */
 159#define SMPS_REG_ADDR_SMPS1     0x55
 160#define SMPS_REG_ADDR_SMPS2     0x5B
 161#define SMPS_REG_ADDR_SMPS5     0x49
 162
 163#define PHOENIX_SMPS_BASE_VOLT_STD_MODE_UV              607700
 164#define PHOENIX_SMPS_BASE_VOLT_STD_MODE_WITH_OFFSET_UV  709000
 165
 166/* TPS */
 167#define TPS62361_I2C_SLAVE_ADDR         0x60
 168#define TPS62361_REG_ADDR_SET0          0x0
 169#define TPS62361_REG_ADDR_SET1          0x1
 170#define TPS62361_REG_ADDR_SET2          0x2
 171#define TPS62361_REG_ADDR_SET3          0x3
 172#define TPS62361_REG_ADDR_CTRL          0x4
 173#define TPS62361_REG_ADDR_TEMP          0x5
 174#define TPS62361_REG_ADDR_RMP_CTRL      0x6
 175#define TPS62361_REG_ADDR_CHIP_ID       0x8
 176#define TPS62361_REG_ADDR_CHIP_ID_2     0x9
 177
 178#define TPS62361_BASE_VOLT_MV   500
 179#define TPS62361_VSEL0_GPIO     7
 180
 181/* AUXCLKx reg fields */
 182#define AUXCLK_ENABLE_MASK              (1 << 8)
 183#define AUXCLK_SRCSELECT_SHIFT          1
 184#define AUXCLK_SRCSELECT_MASK           (3 << 1)
 185#define AUXCLK_CLKDIV_SHIFT             16
 186#define AUXCLK_CLKDIV_MASK              (0xF << 16)
 187
 188#define AUXCLK_SRCSELECT_SYS_CLK        0
 189#define AUXCLK_SRCSELECT_CORE_DPLL      1
 190#define AUXCLK_SRCSELECT_PER_DPLL       2
 191#define AUXCLK_SRCSELECT_ALTERNATE      3
 192
 193#define AUXCLK_CLKDIV_2                 1
 194#define AUXCLK_CLKDIV_16                0xF
 195
 196/* ALTCLKSRC */
 197#define ALTCLKSRC_MODE_MASK             3
 198#define ALTCLKSRC_ENABLE_INT_MASK       4
 199#define ALTCLKSRC_ENABLE_EXT_MASK       8
 200
 201#define ALTCLKSRC_MODE_ACTIVE           1
 202
 203#define DPLL_NO_LOCK    0
 204#define DPLL_LOCK       1
 205
 206/* Clock Defines */
 207#define V_OSCK                  38400000        /* Clock output from T2 */
 208#define V_SCLK                   V_OSCK
 209
 210struct omap4_scrm_regs {
 211        u32 revision;           /* 0x0000 */
 212        u32 pad00[63];
 213        u32 clksetuptime;       /* 0x0100 */
 214        u32 pmicsetuptime;      /* 0x0104 */
 215        u32 pad01[2];
 216        u32 altclksrc;          /* 0x0110 */
 217        u32 pad02[2];
 218        u32 c2cclkm;            /* 0x011c */
 219        u32 pad03[56];
 220        u32 extclkreq;          /* 0x0200 */
 221        u32 accclkreq;          /* 0x0204 */
 222        u32 pwrreq;             /* 0x0208 */
 223        u32 pad04[1];
 224        u32 auxclkreq0;         /* 0x0210 */
 225        u32 auxclkreq1;         /* 0x0214 */
 226        u32 auxclkreq2;         /* 0x0218 */
 227        u32 auxclkreq3;         /* 0x021c */
 228        u32 auxclkreq4;         /* 0x0220 */
 229        u32 auxclkreq5;         /* 0x0224 */
 230        u32 pad05[3];
 231        u32 c2cclkreq;          /* 0x0234 */
 232        u32 pad06[54];
 233        u32 auxclk0;            /* 0x0310 */
 234        u32 auxclk1;            /* 0x0314 */
 235        u32 auxclk2;            /* 0x0318 */
 236        u32 auxclk3;            /* 0x031c */
 237        u32 auxclk4;            /* 0x0320 */
 238        u32 auxclk5;            /* 0x0324 */
 239        u32 pad07[54];
 240        u32 rsttime_reg;        /* 0x0400 */
 241        u32 pad08[6];
 242        u32 c2crstctrl;         /* 0x041c */
 243        u32 extpwronrstctrl;    /* 0x0420 */
 244        u32 pad09[59];
 245        u32 extwarmrstst_reg;   /* 0x0510 */
 246        u32 apewarmrstst_reg;   /* 0x0514 */
 247        u32 pad10[1];
 248        u32 c2cwarmrstst_reg;   /* 0x051C */
 249};
 250#endif /* _CLOCKS_OMAP4_H_ */
 251