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 #define OMAP4460_CONTROL_ID_CODE_ES1_0 0x0B94E02F 67 #define OMAP4460_CONTROL_ID_CODE_ES1_1 0x2B94E02F 68 69 /* UART */ 70 #define UART1_BASE (OMAP44XX_L4_PER_BASE + 0x6a000) 71 #define UART2_BASE (OMAP44XX_L4_PER_BASE + 0x6c000) 72 #define UART3_BASE (OMAP44XX_L4_PER_BASE + 0x20000) 73 74 /* General Purpose Timers */ 75 #define GPT1_BASE (OMAP44XX_L4_WKUP_BASE + 0x18000) 76 #define GPT2_BASE (OMAP44XX_L4_PER_BASE + 0x32000) 77 #define GPT3_BASE (OMAP44XX_L4_PER_BASE + 0x34000) 78 79 /* Watchdog Timer2 - MPU watchdog */ 80 #define WDT2_BASE (OMAP44XX_L4_WKUP_BASE + 0x14000) 81 82 /* 32KTIMER */ 83 #define SYNC_32KTIMER_BASE (OMAP44XX_L4_WKUP_BASE + 0x4000) 84 85 /* GPMC */ 86 #define OMAP44XX_GPMC_BASE 0x50000000 87 88 /* SYSTEM CONTROL MODULE */ 89 #define SYSCTRL_GENERAL_CORE_BASE 0x4A002000 90 91 /* 92 * Hardware Register Details 93 */ 94 95 /* Watchdog Timer */ 96 #define WD_UNLOCK1 0xAAAA 97 #define WD_UNLOCK2 0x5555 98 99 /* GP Timer */ 100 #define TCLR_ST (0x1 << 0) 101 #define TCLR_AR (0x1 << 1) 102 #define TCLR_PRE (0x1 << 5) 103 104 /* Control Module */ 105 #define LDOSRAM_ACTMODE_VSET_IN_MASK (0x1F << 5) 106 #define LDOSRAM_VOLT_CTRL_OVERRIDE 0x0401040f 107 #define CONTROL_EFUSE_1_OVERRIDE 0x1C4D0110 108 #define CONTROL_EFUSE_2_OVERRIDE 0x99084000 109 110 /* LPDDR2 IO regs */ 111 #define CONTROL_LPDDR2IO_SLEW_125PS_DRV8_PULL_DOWN 0x1C1C1C1C 112 #define CONTROL_LPDDR2IO_SLEW_325PS_DRV8_GATE_KEEPER 0x9E9E9E9E 113 #define CONTROL_LPDDR2IO_SLEW_315PS_DRV12_PULL_DOWN 0x7C7C7C7C 114 #define LPDDR2IO_GR10_WD_MASK (3 << 17) 115 #define CONTROL_LPDDR2IO_3_VAL 0xA0888C0F 116 117 /* CONTROL_EFUSE_2 */ 118 #define CONTROL_EFUSE_2_NMOS_PMOS_PTV_CODE_1 0x00ffc000 119 120 #define MMC1_PWRDNZ (1 << 26) 121 #define MMC1_PBIASLITE_PWRDNZ (1 << 22) 122 #define MMC1_PBIASLITE_VMODE (1 << 21) 123 124 #ifndef __ASSEMBLY__ 125 126 struct s32ktimer { 127 unsigned char res[0x10]; 128 unsigned int s32k_cr; /* 0x10 */ 129 }; 130 131 #define DEVICE_TYPE_SHIFT (0x8) 132 #define DEVICE_TYPE_MASK (0x7 << DEVICE_TYPE_SHIFT) 133 #define DEVICE_GP 0x3 134 135 #endif /* __ASSEMBLY__ */ 136 137 /* 138 * Non-secure SRAM Addresses 139 * Non-secure RAM starts at 0x40300000 for GP devices. But we keep SRAM_BASE 140 * at 0x40304000(EMU base) so that our code works for both EMU and GP 141 */ 142 #define NON_SECURE_SRAM_START 0x40304000 143 #define NON_SECURE_SRAM_END 0x4030E000 /* Not inclusive */ 144 /* base address for indirect vectors (internal boot mode) */ 145 #define SRAM_ROM_VECT_BASE 0x4030D000 146 /* Temporary SRAM stack used while low level init is done */ 147 #define SRAM_SCRATCH_SPACE_ADDR NON_SECURE_SRAM_START 148 /* SRAM scratch space entries */ 149 #define OMAP4_SRAM_SCRATCH_OMAP4_REV SRAM_SCRATCH_SPACE_ADDR 150 #define OMAP4_SRAM_SCRATCH_EMIF_SIZE (SRAM_SCRATCH_SPACE_ADDR + 0x4) 151 #define OMAP4_SRAM_SCRATCH_EMIF_T_NUM (SRAM_SCRATCH_SPACE_ADDR + 0xC) 152 #define OMAP4_SRAM_SCRATCH_EMIF_T_DEN (SRAM_SCRATCH_SPACE_ADDR + 0x10) 153 #define OMAP_SRAM_SCRATCH_PRCM_PTR (SRAM_SCRATCH_SPACE_ADDR + 0x14) 154 #define OMAP_SRAM_SCRATCH_DPLLS_PTR (SRAM_SCRATCH_SPACE_ADDR + 0x18) 155 #define OMAP_SRAM_SCRATCH_VCORES_PTR (SRAM_SCRATCH_SPACE_ADDR + 0x1C) 156 #define OMAP4_SRAM_SCRATCH_SYS_CTRL (SRAM_SCRATCH_SPACE_ADDR + 0x20) 157 #define OMAP4_SRAM_SCRATCH_SPACE_END (SRAM_SCRATCH_SPACE_ADDR + 0x24) 158 159 /* ROM code defines */ 160 /* Boot device */ 161 #define BOOT_DEVICE_MASK 0xFF 162 #define BOOT_DEVICE_OFFSET 0x8 163 #define DEV_DESC_PTR_OFFSET 0x4 164 #define DEV_DATA_PTR_OFFSET 0x18 165 #define BOOT_MODE_OFFSET 0x8 166 #define RESET_REASON_OFFSET 0x9 167 #define CH_FLAGS_OFFSET 0xA 168 169 #define CH_FLAGS_CHSETTINGS (0x1 << 0) 170 #define CH_FLAGS_CHRAM (0x1 << 1) 171 #define CH_FLAGS_CHFLASH (0x1 << 2) 172 #define CH_FLAGS_CHMMCSD (0x1 << 3) 173 174 #ifndef __ASSEMBLY__ 175 struct omap_boot_parameters { 176 char *boot_message; 177 unsigned int mem_boot_descriptor; 178 unsigned char omap_bootdevice; 179 unsigned char reset_reason; 180 unsigned char ch_flags; 181 }; 182 #endif 183 #endif 184