arch/arm/mach-realview/platform.h

   1 /*
   2  * Copyright (c) ARM Limited 2003.  All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __ASM_ARCH_PLATFORM_H
  20 #define __ASM_ARCH_PLATFORM_H
  21
  22 /*
  23  * Memory definitions
  24  */
  25 #define REALVIEW_BOOT_ROM_LO          0x30000000                /* DoC Base (64Mb)...*/
  26 #define REALVIEW_BOOT_ROM_HI          0x30000000
  27 #define REALVIEW_BOOT_ROM_BASE        REALVIEW_BOOT_ROM_HI       /*  Normal position */
  28 #define REALVIEW_BOOT_ROM_SIZE        SZ_64M
  29
  30 #define REALVIEW_SSRAM_BASE           /* REALVIEW_SSMC_BASE ? */
  31 #define REALVIEW_SSRAM_SIZE           SZ_2M
  32
  33 /*
  34  *  SDRAM
  35  */
  36 #define REALVIEW_SDRAM_BASE           0x00000000
  37
  38 /*
  39  *  Logic expansion modules
  40  *
  41  */
  42
  43
  44 /* ------------------------------------------------------------------------
  45  *  RealView Registers
  46  * ------------------------------------------------------------------------
  47  *
  48  */
  49 #define REALVIEW_SYS_ID_OFFSET               0x00
  50 #define REALVIEW_SYS_SW_OFFSET               0x04
  51 #define REALVIEW_SYS_LED_OFFSET              0x08
  52 #define REALVIEW_SYS_OSC0_OFFSET             0x0C
  53
  54 #define REALVIEW_SYS_OSC1_OFFSET             0x10
  55 #define REALVIEW_SYS_OSC2_OFFSET             0x14
  56 #define REALVIEW_SYS_OSC3_OFFSET             0x18
  57 #define REALVIEW_SYS_OSC4_OFFSET             0x1C       /* OSC1 for RealView/AB */
  58
  59 #define REALVIEW_SYS_LOCK_OFFSET             0x20
  60 #define REALVIEW_SYS_100HZ_OFFSET            0x24
  61 #define REALVIEW_SYS_CFGDATA1_OFFSET         0x28
  62 #define REALVIEW_SYS_CFGDATA2_OFFSET         0x2C
  63 #define REALVIEW_SYS_FLAGS_OFFSET            0x30
  64 #define REALVIEW_SYS_FLAGSSET_OFFSET         0x30
  65 #define REALVIEW_SYS_FLAGSCLR_OFFSET         0x34
  66 #define REALVIEW_SYS_NVFLAGS_OFFSET          0x38
  67 #define REALVIEW_SYS_NVFLAGSSET_OFFSET       0x38
  68 #define REALVIEW_SYS_NVFLAGSCLR_OFFSET       0x3C
  69 #define REALVIEW_SYS_RESETCTL_OFFSET         0x40
  70 #define REALVIEW_SYS_PCICTL_OFFSET           0x44
  71 #define REALVIEW_SYS_MCI_OFFSET              0x48
  72 #define REALVIEW_SYS_FLASH_OFFSET            0x4C
  73 #define REALVIEW_SYS_CLCD_OFFSET             0x50
  74 #define REALVIEW_SYS_CLCDSER_OFFSET          0x54
  75 #define REALVIEW_SYS_BOOTCS_OFFSET           0x58
  76 #define REALVIEW_SYS_24MHz_OFFSET            0x5C
  77 #define REALVIEW_SYS_MISC_OFFSET             0x60
  78 #define REALVIEW_SYS_IOSEL_OFFSET            0x70
  79 #define REALVIEW_SYS_PROCID_OFFSET           0x84
  80 #define REALVIEW_SYS_TEST_OSC0_OFFSET        0xC0
  81 #define REALVIEW_SYS_TEST_OSC1_OFFSET        0xC4
  82 #define REALVIEW_SYS_TEST_OSC2_OFFSET        0xC8
  83 #define REALVIEW_SYS_TEST_OSC3_OFFSET        0xCC
  84 #define REALVIEW_SYS_TEST_OSC4_OFFSET        0xD0
  85
  86 #define REALVIEW_SYS_BASE                    0x10000000
  87 #define REALVIEW_SYS_ID                      (REALVIEW_SYS_BASE + REALVIEW_SYS_ID_OFFSET)
  88 #define REALVIEW_SYS_SW                      (REALVIEW_SYS_BASE + REALVIEW_SYS_SW_OFFSET)
  89 #define REALVIEW_SYS_LED                     (REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET)
  90 #define REALVIEW_SYS_OSC0                    (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC0_OFFSET)
  91 #define REALVIEW_SYS_OSC1                    (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC1_OFFSET)
  92
  93 #define REALVIEW_SYS_LOCK                    (REALVIEW_SYS_BASE + REALVIEW_SYS_LOCK_OFFSET)
  94 #define REALVIEW_SYS_100HZ                   (REALVIEW_SYS_BASE + REALVIEW_SYS_100HZ_OFFSET)
  95 #define REALVIEW_SYS_CFGDATA1                (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA1_OFFSET)
  96 #define REALVIEW_SYS_CFGDATA2                (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA2_OFFSET)
  97 #define REALVIEW_SYS_FLAGS                   (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGS_OFFSET)
  98 #define REALVIEW_SYS_FLAGSSET                (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSSET_OFFSET)
  99 #define REALVIEW_SYS_FLAGSCLR                (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSCLR_OFFSET)
 100 #define REALVIEW_SYS_NVFLAGS                 (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGS_OFFSET)
 101 #define REALVIEW_SYS_NVFLAGSSET              (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSSET_OFFSET)
 102 #define REALVIEW_SYS_NVFLAGSCLR              (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSCLR_OFFSET)
 103 #define REALVIEW_SYS_RESETCTL                (REALVIEW_SYS_BASE + REALVIEW_SYS_RESETCTL_OFFSET)
 104 #define REALVIEW_SYS_PCICTL                  (REALVIEW_SYS_BASE + REALVIEW_SYS_PCICTL_OFFSET)
 105 #define REALVIEW_SYS_MCI                     (REALVIEW_SYS_BASE + REALVIEW_SYS_MCI_OFFSET)
 106 #define REALVIEW_SYS_FLASH                   (REALVIEW_SYS_BASE + REALVIEW_SYS_FLASH_OFFSET)
 107 #define REALVIEW_SYS_CLCD                    (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCD_OFFSET)
 108 #define REALVIEW_SYS_CLCDSER                 (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCDSER_OFFSET)
 109 #define REALVIEW_SYS_BOOTCS                  (REALVIEW_SYS_BASE + REALVIEW_SYS_BOOTCS_OFFSET)
 110 #define REALVIEW_SYS_24MHz                   (REALVIEW_SYS_BASE + REALVIEW_SYS_24MHz_OFFSET)
 111 #define REALVIEW_SYS_MISC                    (REALVIEW_SYS_BASE + REALVIEW_SYS_MISC_OFFSET)
 112 #define REALVIEW_SYS_IOSEL                   (REALVIEW_SYS_BASE + REALVIEW_SYS_IOSEL_OFFSET)
 113 #define REALVIEW_SYS_PROCID                  (REALVIEW_SYS_BASE + REALVIEW_SYS_PROCID_OFFSET)
 114 #define REALVIEW_SYS_TEST_OSC0               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC0_OFFSET)
 115 #define REALVIEW_SYS_TEST_OSC1               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC1_OFFSET)
 116 #define REALVIEW_SYS_TEST_OSC2               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC2_OFFSET)
 117 #define REALVIEW_SYS_TEST_OSC3               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET)
 118 #define REALVIEW_SYS_TEST_OSC4               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET)
 119
 120 /* ------------------------------------------------------------------------
 121  *  RealView control registers
 122  * ------------------------------------------------------------------------
 123  */
 124
 125 /*
 126  * REALVIEW_IDFIELD
 127  *
 128  * 31:24 = manufacturer (0x41 = ARM)
 129  * 23:16 = architecture (0x08 = AHB system bus, ASB processor bus)
 130  * 15:12 = FPGA (0x3 = XVC600 or XVC600E)
 131  * 11:4  = build value
 132  * 3:0   = revision number (0x1 = rev B (AHB))
 133  */
 134
 135 /*
 136  * REALVIEW_SYS_LOCK
 137  *     control access to SYS_OSCx, SYS_CFGDATAx, SYS_RESETCTL,
 138  *     SYS_CLD, SYS_BOOTCS
 139  */
 140 #define REALVIEW_SYS_LOCK_LOCKED    (1 << 16)
 141 #define REALVIEW_SYS_LOCK_VAL   0xA05F         /* Enable write access */
 142
 143 /*
 144  * REALVIEW_SYS_FLASH
 145  */
 146 #define REALVIEW_FLASHPROG_FLVPPEN      (1 << 0)        /* Enable writing to flash */
 147
 148 /*
 149  * REALVIEW_INTREG
 150  *     - used to acknowledge and control MMCI and UART interrupts
 151  */
 152 #define REALVIEW_INTREG_WPROT        0x00    /* MMC protection status (no interrupt generated) */
 153 #define REALVIEW_INTREG_RI0          0x01    /* Ring indicator UART0 is asserted,              */
 154 #define REALVIEW_INTREG_CARDIN       0x08    /* MMCI card in detect                            */
 155                                                 /* write 1 to acknowledge and clear               */
 156 #define REALVIEW_INTREG_RI1          0x02    /* Ring indicator UART1 is asserted,              */
 157 #define REALVIEW_INTREG_CARDINSERT   0x03    /* Signal insertion of MMC card                   */
 158
 159 /*
 160  * RealView common peripheral addresses
 161  */
 162 #define REALVIEW_SCTL_BASE            0x10001000        /* System controller */
 163 #define REALVIEW_I2C_BASE             0x10002000        /* I2C control */
 164 #define REALVIEW_AACI_BASE            0x10004000        /* Audio */
 165 #define REALVIEW_MMCI0_BASE           0x10005000        /* MMC interface */
 166 #define REALVIEW_KMI0_BASE            0x10006000        /* KMI interface */
 167 #define REALVIEW_KMI1_BASE            0x10007000        /* KMI 2nd interface */
 168 #define REALVIEW_CHAR_LCD_BASE        0x10008000        /* Character LCD */
 169 #define REALVIEW_SCI_BASE             0x1000E000        /* Smart card controller */
 170 #define REALVIEW_GPIO1_BASE           0x10014000        /* GPIO port 1 */
 171 #define REALVIEW_GPIO2_BASE           0x10015000        /* GPIO port 2 */
 172 #define REALVIEW_DMC_BASE             0x10018000        /* DMC configuration */
 173 #define REALVIEW_DMAC_BASE            0x10030000        /* DMA controller */
 174
 175 /* PCI space */
 176 #define REALVIEW_PCI_BASE             0x41000000        /* PCI Interface */
 177 #define REALVIEW_PCI_CFG_BASE         0x42000000
 178 #define REALVIEW_PCI_MEM_BASE0        0x44000000
 179 #define REALVIEW_PCI_MEM_BASE1        0x50000000
 180 #define REALVIEW_PCI_MEM_BASE2        0x60000000
 181 /* Sizes of above maps */
 182 #define REALVIEW_PCI_BASE_SIZE         0x01000000
 183 #define REALVIEW_PCI_CFG_BASE_SIZE    0x02000000
 184 #define REALVIEW_PCI_MEM_BASE0_SIZE   0x0c000000        /* 32Mb */
 185 #define REALVIEW_PCI_MEM_BASE1_SIZE   0x10000000        /* 256Mb */
 186 #define REALVIEW_PCI_MEM_BASE2_SIZE   0x10000000        /* 256Mb */
 187
 188 #define REALVIEW_SDRAM67_BASE         0x70000000        /* SDRAM banks 6 and 7 */
 189 #define REALVIEW_LT_BASE              0x80000000        /* Logic Tile expansion */
 190
 191 /*
 192  * CompactFlash
 193  */
 194 #define REALVIEW_CF_BASE                0x18000000      /* CompactFlash */
 195 #define REALVIEW_CF_MEM_BASE            0x18003000      /* SMC for CompactFlash */
 196
 197 /*
 198  * Disk on Chip
 199  */
 200 #define REALVIEW_DOC_BASE             0x2C000000
 201 #define REALVIEW_DOC_SIZE             (16 << 20)
 202 #define REALVIEW_DOC_PAGE_SIZE        512
 203 #define REALVIEW_DOC_TOTAL_PAGES     (DOC_SIZE / PAGE_SIZE)
 204
 205 #define ERASE_UNIT_PAGES    32
 206 #define START_PAGE          0x80
 207
 208 /*
 209  *  LED settings, bits [7:0]
 210  */
 211 #define REALVIEW_SYS_LED0             (1 << 0)
 212 #define REALVIEW_SYS_LED1             (1 << 1)
 213 #define REALVIEW_SYS_LED2             (1 << 2)
 214 #define REALVIEW_SYS_LED3             (1 << 3)
 215 #define REALVIEW_SYS_LED4             (1 << 4)
 216 #define REALVIEW_SYS_LED5             (1 << 5)
 217 #define REALVIEW_SYS_LED6             (1 << 6)
 218 #define REALVIEW_SYS_LED7             (1 << 7)
 219
 220 #define ALL_LEDS                  0xFF
 221
 222 #define LED_BANK                  REALVIEW_SYS_LED
 223
 224 /*
 225  * Control registers
 226  */
 227 #define REALVIEW_IDFIELD_OFFSET 0x0     /* RealView build information */
 228 #define REALVIEW_FLASHPROG_OFFSET       0x4     /* Flash devices */
 229 #define REALVIEW_INTREG_OFFSET          0x8     /* Interrupt control */
 230 #define REALVIEW_DECODE_OFFSET          0xC     /* Fitted logic modules */
 231
 232 /*
 233  * System controller bit assignment
 234  */
 235 #define REALVIEW_REFCLK 0
 236 #define REALVIEW_TIMCLK 1
 237
 238 #define REALVIEW_TIMER1_EnSel   15
 239 #define REALVIEW_TIMER2_EnSel   17
 240 #define REALVIEW_TIMER3_EnSel   19
 241 #define REALVIEW_TIMER4_EnSel   21
 242
 243
 244 #define REALVIEW_CSR_BASE             0x10000000
 245 #define REALVIEW_CSR_SIZE             0x10000000
 246
 247 #endif  /* __ASM_ARCH_PLATFORM_H */