arch/arm/include/asm/arch-omap4/omap.h

   1 /*
   2  * (C) Copyright 2010
   3  * Texas Instruments, <www.ti.com>
   4  *
   5  * Authors:
   6  *      Aneesh V <aneesh@ti.com>
   7  *
   8  * Derived from OMAP3 work by
   9  *      Richard Woodruff <r-woodruff2@ti.com>
  10  *      Syed Mohammed Khasim <x0khasim@ti.com>
  11  *
  12  * See file CREDITS for list of people who contributed to this
  13  * project.
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License as
  17  * published by the Free Software Foundation; either version 2 of
  18  * the License, or (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, write to the Free Software
  27  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  28  * MA 02111-1307 USA
  29  */
  30
  31 #ifndef _OMAP4_H_
  32 #define _OMAP4_H_
  33
  34 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
  35 #include <asm/types.h>
  36 #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
  37
  38 /*
  39  * L4 Peripherals - L4 Wakeup and L4 Core now
  40  */
  41 #define OMAP44XX_L4_CORE_BASE   0x4A000000
  42 #define OMAP44XX_L4_WKUP_BASE   0x4A300000
  43 #define OMAP44XX_L4_PER_BASE    0x48000000
  44
  45 #define OMAP44XX_DRAM_ADDR_SPACE_START  0x80000000
  46 #define OMAP44XX_DRAM_ADDR_SPACE_END    0xD0000000
  47 #define DRAM_ADDR_SPACE_START   OMAP44XX_DRAM_ADDR_SPACE_START
  48 #define DRAM_ADDR_SPACE_END     OMAP44XX_DRAM_ADDR_SPACE_END
  49
  50 /* CONTROL */
  51 #define CTRL_BASE               (OMAP44XX_L4_CORE_BASE + 0x2000)
  52 #define CONTROL_PADCONF_CORE    (OMAP44XX_L4_CORE_BASE + 0x100000)
  53 #define CONTROL_PADCONF_WKUP    (OMAP44XX_L4_CORE_BASE + 0x31E000)
  54
  55 /* LPDDR2 IO regs */
  56 #define LPDDR2_IO_REGS_BASE     0x4A100638
  57
  58 /* CONTROL_ID_CODE */
  59 #define CONTROL_ID_CODE         0x4A002204
  60
  61 #define OMAP4_CONTROL_ID_CODE_ES1_0     0x0B85202F
  62 #define OMAP4_CONTROL_ID_CODE_ES2_0     0x1B85202F
  63 #define OMAP4_CONTROL_ID_CODE_ES2_1     0x3B95C02F
  64 #define OMAP4_CONTROL_ID_CODE_ES2_2     0x4B95C02F
  65 #define OMAP4_CONTROL_ID_CODE_ES2_3     0x6B95C02F
  66
  67 /* UART */
  68 #define UART1_BASE              (OMAP44XX_L4_PER_BASE + 0x6a000)
  69 #define UART2_BASE              (OMAP44XX_L4_PER_BASE + 0x6c000)
  70 #define UART3_BASE              (OMAP44XX_L4_PER_BASE + 0x20000)
  71
  72 /* General Purpose Timers */
  73 #define GPT1_BASE               (OMAP44XX_L4_WKUP_BASE + 0x18000)
  74 #define GPT2_BASE               (OMAP44XX_L4_PER_BASE  + 0x32000)
  75 #define GPT3_BASE               (OMAP44XX_L4_PER_BASE  + 0x34000)
  76
  77 /* Watchdog Timer2 - MPU watchdog */
  78 #define WDT2_BASE               (OMAP44XX_L4_WKUP_BASE + 0x14000)
  79
  80 /* 32KTIMER */
  81 #define SYNC_32KTIMER_BASE      (OMAP44XX_L4_WKUP_BASE + 0x4000)
  82
  83 /* GPMC */
  84 #define OMAP44XX_GPMC_BASE      0x50000000
  85
  86 /* SYSTEM CONTROL MODULE */
  87 #define SYSCTRL_GENERAL_CORE_BASE       0x4A002000
  88
  89 /*
  90  * Hardware Register Details
  91  */
  92
  93 /* Watchdog Timer */
  94 #define WD_UNLOCK1              0xAAAA
  95 #define WD_UNLOCK2              0x5555
  96
  97 /* GP Timer */
  98 #define TCLR_ST                 (0x1 << 0)
  99 #define TCLR_AR                 (0x1 << 1)
 100 #define TCLR_PRE                (0x1 << 5)
 101
 102 /*
 103  * PRCM
 104  */
 105
 106 /* PRM */
 107 #define PRM_BASE                0x4A306000
 108 #define PRM_DEVICE_BASE         (PRM_BASE + 0x1B00)
 109
 110 #define PRM_RSTCTRL             PRM_DEVICE_BASE
 111 #define PRM_RSTCTRL_RESET       0x01
 112
 113 /* Control Module */
 114 #define LDOSRAM_ACTMODE_VSET_IN_MASK    (0x1F << 5)
 115 #define LDOSRAM_VOLT_CTRL_OVERRIDE      0x0401040f
 116 #define CONTROL_EFUSE_1_OVERRIDE        0x1C4D0110
 117 #define CONTROL_EFUSE_2_OVERRIDE        0x00084000
 118
 119 /* LPDDR2 IO regs */
 120 #define CONTROL_LPDDR2IO_SLEW_125PS_DRV8_PULL_DOWN      0x1C1C1C1C
 121 #define CONTROL_LPDDR2IO_SLEW_325PS_DRV8_GATE_KEEPER    0x9E9E9E9E
 122 #define CONTROL_LPDDR2IO_SLEW_315PS_DRV12_PULL_DOWN     0x7C7C7C7C
 123 #define LPDDR2IO_GR10_WD_MASK                           (3 << 17)
 124 #define CONTROL_LPDDR2IO_3_VAL          0xA0888C00
 125
 126 /* CONTROL_EFUSE_2 */
 127 #define CONTROL_EFUSE_2_NMOS_PMOS_PTV_CODE_1            0x00ffc000
 128
 129 #define MMC1_PWRDNZ                                     (1 << 26)
 130 #define MMC1_PBIASLITE_PWRDNZ                           (1 << 22)
 131 #define MMC1_PBIASLITE_VMODE                            (1 << 21)
 132
 133 #ifndef __ASSEMBLY__
 134
 135 struct s32ktimer {
 136         unsigned char res[0x10];
 137         unsigned int s32k_cr;   /* 0x10 */
 138 };
 139
 140 struct omap4_sys_ctrl_regs {
 141         unsigned int pad1[129];
 142         unsigned int control_id_code;                   /* 0x4A002204 */
 143         unsigned int pad11[22];
 144         unsigned int control_std_fuse_opp_bgap;         /* 0x4a002260 */
 145         unsigned int pad2[47];
 146         unsigned int control_ldosram_iva_voltage_ctrl;  /* 0x4A002320 */
 147         unsigned int control_ldosram_mpu_voltage_ctrl;  /* 0x4A002324 */
 148         unsigned int control_ldosram_core_voltage_ctrl; /* 0x4A002328 */
 149         unsigned int pad3[260277];
 150         unsigned int control_pbiaslite;                 /* 0x4A100600 */
 151         unsigned int pad4[63];
 152         unsigned int control_efuse_1;                   /* 0x4A100700 */
 153         unsigned int control_efuse_2;                   /* 0x4A100704 */
 154 };
 155
 156 struct control_lpddr2io_regs {
 157         unsigned int control_lpddr2io1_0;
 158         unsigned int control_lpddr2io1_1;
 159         unsigned int control_lpddr2io1_2;
 160         unsigned int control_lpddr2io1_3;
 161         unsigned int control_lpddr2io2_0;
 162         unsigned int control_lpddr2io2_1;
 163         unsigned int control_lpddr2io2_2;
 164         unsigned int control_lpddr2io2_3;
 165 };
 166 #endif /* __ASSEMBLY__ */
 167
 168 /*
 169  * Non-secure SRAM Addresses
 170  * Non-secure RAM starts at 0x40300000 for GP devices. But we keep SRAM_BASE
 171  * at 0x40304000(EMU base) so that our code works for both EMU and GP
 172  */
 173 #define NON_SECURE_SRAM_START   0x40304000
 174 #define NON_SECURE_SRAM_END     0x4030E000      /* Not inclusive */
 175 /* base address for indirect vectors (internal boot mode) */
 176 #define SRAM_ROM_VECT_BASE      0x4030D000
 177 /* Temporary SRAM stack used while low level init is done */
 178 #define LOW_LEVEL_SRAM_STACK            NON_SECURE_SRAM_END
 179 #define SRAM_SCRATCH_SPACE_ADDR         NON_SECURE_SRAM_START
 180 /* SRAM scratch space entries */
 181 #define OMAP4_SRAM_SCRATCH_OMAP4_REV    SRAM_SCRATCH_SPACE_ADDR
 182 #define OMAP4_SRAM_SCRATCH_EMIF_SIZE    (SRAM_SCRATCH_SPACE_ADDR + 0x4)
 183 #define OMAP4_SRAM_SCRATCH_EMIF_T_NUM   (SRAM_SCRATCH_SPACE_ADDR + 0xC)
 184 #define OMAP4_SRAM_SCRATCH_EMIF_T_DEN   (SRAM_SCRATCH_SPACE_ADDR + 0x10)
 185 #define OMAP4_SRAM_SCRATCH_SPACE_END    (SRAM_SCRATCH_SPACE_ADDR + 0x14)
 186
 187 /* ROM code defines */
 188 /* Boot device */
 189 #define BOOT_DEVICE_MASK        0xFF
 190 #define BOOT_DEVICE_OFFSET      0x8
 191 #define DEV_DESC_PTR_OFFSET     0x4
 192 #define DEV_DATA_PTR_OFFSET     0x18
 193 #define BOOT_MODE_OFFSET        0x8
 194 #define RESET_REASON_OFFSET     0x9
 195 #define CH_FLAGS_OFFSET         0xA
 196
 197 #define CH_FLAGS_CHSETTINGS     (0x1 << 0)
 198 #define CH_FLAGS_CHRAM          (0x1 << 1)
 199 #define CH_FLAGS_CHFLASH        (0x1 << 2)
 200 #define CH_FLAGS_CHMMCSD        (0x1 << 3)
 201
 202 #ifndef __ASSEMBLY__
 203 struct omap_boot_parameters {
 204         char *boot_message;
 205         unsigned int mem_boot_descriptor;
 206         unsigned char omap_bootdevice;
 207         unsigned char reset_reason;
 208         unsigned char ch_flags;
 209 };
 210 #endif
 211 #endif