1 /* 2 * arch/arm/mach-realview/include/mach/platform.h 3 * 4 * Copyright (c) ARM Limited 2003. All rights reserved. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 21 #ifndef __ASM_ARCH_PLATFORM_H 22 #define __ASM_ARCH_PLATFORM_H 23 24 /* 25 * Memory definitions 26 */ 27 #define REALVIEW_BOOT_ROM_LO 0x30000000 /* DoC Base (64Mb)...*/ 28 #define REALVIEW_BOOT_ROM_HI 0x30000000 29 #define REALVIEW_BOOT_ROM_BASE REALVIEW_BOOT_ROM_HI /* Normal position */ 30 #define REALVIEW_BOOT_ROM_SIZE SZ_64M 31 32 #define REALVIEW_SSRAM_BASE /* REALVIEW_SSMC_BASE ? */ 33 #define REALVIEW_SSRAM_SIZE SZ_2M 34 35 /* 36 * SDRAM 37 */ 38 #define REALVIEW_SDRAM_BASE 0x00000000 39 40 /* 41 * Logic expansion modules 42 * 43 */ 44 45 46 /* ------------------------------------------------------------------------ 47 * RealView Registers 48 * ------------------------------------------------------------------------ 49 * 50 */ 51 #define REALVIEW_SYS_ID_OFFSET 0x00 52 #define REALVIEW_SYS_SW_OFFSET 0x04 53 #define REALVIEW_SYS_LED_OFFSET 0x08 54 #define REALVIEW_SYS_OSC0_OFFSET 0x0C 55 56 #define REALVIEW_SYS_OSC1_OFFSET 0x10 57 #define REALVIEW_SYS_OSC2_OFFSET 0x14 58 #define REALVIEW_SYS_OSC3_OFFSET 0x18 59 #define REALVIEW_SYS_OSC4_OFFSET 0x1C /* OSC1 for RealView/AB */ 60 61 #define REALVIEW_SYS_LOCK_OFFSET 0x20 62 #define REALVIEW_SYS_100HZ_OFFSET 0x24 63 #define REALVIEW_SYS_CFGDATA1_OFFSET 0x28 64 #define REALVIEW_SYS_CFGDATA2_OFFSET 0x2C 65 #define REALVIEW_SYS_FLAGS_OFFSET 0x30 66 #define REALVIEW_SYS_FLAGSSET_OFFSET 0x30 67 #define REALVIEW_SYS_FLAGSCLR_OFFSET 0x34 68 #define REALVIEW_SYS_NVFLAGS_OFFSET 0x38 69 #define REALVIEW_SYS_NVFLAGSSET_OFFSET 0x38 70 #define REALVIEW_SYS_NVFLAGSCLR_OFFSET 0x3C 71 #define REALVIEW_SYS_RESETCTL_OFFSET 0x40 72 #define REALVIEW_SYS_PCICTL_OFFSET 0x44 73 #define REALVIEW_SYS_MCI_OFFSET 0x48 74 #define REALVIEW_SYS_FLASH_OFFSET 0x4C 75 #define REALVIEW_SYS_CLCD_OFFSET 0x50 76 #define REALVIEW_SYS_CLCDSER_OFFSET 0x54 77 #define REALVIEW_SYS_BOOTCS_OFFSET 0x58 78 #define REALVIEW_SYS_24MHz_OFFSET 0x5C 79 #define REALVIEW_SYS_MISC_OFFSET 0x60 80 #define REALVIEW_SYS_IOSEL_OFFSET 0x70 81 #define REALVIEW_SYS_PROCID_OFFSET 0x84 82 #define REALVIEW_SYS_TEST_OSC0_OFFSET 0xC0 83 #define REALVIEW_SYS_TEST_OSC1_OFFSET 0xC4 84 #define REALVIEW_SYS_TEST_OSC2_OFFSET 0xC8 85 #define REALVIEW_SYS_TEST_OSC3_OFFSET 0xCC 86 #define REALVIEW_SYS_TEST_OSC4_OFFSET 0xD0 87 88 #define REALVIEW_SYS_BASE 0x10000000 89 #define REALVIEW_SYS_ID (REALVIEW_SYS_BASE + REALVIEW_SYS_ID_OFFSET) 90 #define REALVIEW_SYS_SW (REALVIEW_SYS_BASE + REALVIEW_SYS_SW_OFFSET) 91 #define REALVIEW_SYS_LED (REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET) 92 #define REALVIEW_SYS_OSC0 (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC0_OFFSET) 93 #define REALVIEW_SYS_OSC1 (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC1_OFFSET) 94 95 #define REALVIEW_SYS_LOCK (REALVIEW_SYS_BASE + REALVIEW_SYS_LOCK_OFFSET) 96 #define REALVIEW_SYS_100HZ (REALVIEW_SYS_BASE + REALVIEW_SYS_100HZ_OFFSET) 97 #define REALVIEW_SYS_CFGDATA1 (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA1_OFFSET) 98 #define REALVIEW_SYS_CFGDATA2 (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA2_OFFSET) 99 #define REALVIEW_SYS_FLAGS (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGS_OFFSET) 100 #define REALVIEW_SYS_FLAGSSET (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSSET_OFFSET) 101 #define REALVIEW_SYS_FLAGSCLR (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSCLR_OFFSET) 102 #define REALVIEW_SYS_NVFLAGS (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGS_OFFSET) 103 #define REALVIEW_SYS_NVFLAGSSET (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSSET_OFFSET) 104 #define REALVIEW_SYS_NVFLAGSCLR (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSCLR_OFFSET) 105 #define REALVIEW_SYS_RESETCTL (REALVIEW_SYS_BASE + REALVIEW_SYS_RESETCTL_OFFSET) 106 #define REALVIEW_SYS_PCICTL (REALVIEW_SYS_BASE + REALVIEW_SYS_PCICTL_OFFSET) 107 #define REALVIEW_SYS_MCI (REALVIEW_SYS_BASE + REALVIEW_SYS_MCI_OFFSET) 108 #define REALVIEW_SYS_FLASH (REALVIEW_SYS_BASE + REALVIEW_SYS_FLASH_OFFSET) 109 #define REALVIEW_SYS_CLCD (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCD_OFFSET) 110 #define REALVIEW_SYS_CLCDSER (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCDSER_OFFSET) 111 #define REALVIEW_SYS_BOOTCS (REALVIEW_SYS_BASE + REALVIEW_SYS_BOOTCS_OFFSET) 112 #define REALVIEW_SYS_24MHz (REALVIEW_SYS_BASE + REALVIEW_SYS_24MHz_OFFSET) 113 #define REALVIEW_SYS_MISC (REALVIEW_SYS_BASE + REALVIEW_SYS_MISC_OFFSET) 114 #define REALVIEW_SYS_IOSEL (REALVIEW_SYS_BASE + REALVIEW_SYS_IOSEL_OFFSET) 115 #define REALVIEW_SYS_PROCID (REALVIEW_SYS_BASE + REALVIEW_SYS_PROCID_OFFSET) 116 #define REALVIEW_SYS_TEST_OSC0 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC0_OFFSET) 117 #define REALVIEW_SYS_TEST_OSC1 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC1_OFFSET) 118 #define REALVIEW_SYS_TEST_OSC2 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC2_OFFSET) 119 #define REALVIEW_SYS_TEST_OSC3 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET) 120 #define REALVIEW_SYS_TEST_OSC4 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET) 121 122 /* 123 * Values for REALVIEW_SYS_RESET_CTRL 124 */ 125 #define REALVIEW_SYS_CTRL_RESET_CONFIGCLR 0x01 126 #define REALVIEW_SYS_CTRL_RESET_CONFIGINIT 0x02 127 #define REALVIEW_SYS_CTRL_RESET_DLLRESET 0x03 128 #define REALVIEW_SYS_CTRL_RESET_PLLRESET 0x04 129 #define REALVIEW_SYS_CTRL_RESET_POR 0x05 130 #define REALVIEW_SYS_CTRL_RESET_DoC 0x06 131 132 #define REALVIEW_SYS_CTRL_LED (1 << 0) 133 134 135 /* ------------------------------------------------------------------------ 136 * RealView control registers 137 * ------------------------------------------------------------------------ 138 */ 139 140 /* 141 * REALVIEW_IDFIELD 142 * 143 * 31:24 = manufacturer (0x41 = ARM) 144 * 23:16 = architecture (0x08 = AHB system bus, ASB processor bus) 145 * 15:12 = FPGA (0x3 = XVC600 or XVC600E) 146 * 11:4 = build value 147 * 3:0 = revision number (0x1 = rev B (AHB)) 148 */ 149 150 /* 151 * REALVIEW_SYS_LOCK 152 * control access to SYS_OSCx, SYS_CFGDATAx, SYS_RESETCTL, 153 * SYS_CLD, SYS_BOOTCS 154 */ 155 #define REALVIEW_SYS_LOCK_LOCKED (1 << 16) 156 #define REALVIEW_SYS_LOCKVAL_MASK 0xFFFF /* write 0xA05F to enable write access */ 157 158 /* 159 * REALVIEW_SYS_FLASH 160 */ 161 #define REALVIEW_FLASHPROG_FLVPPEN (1 << 0) /* Enable writing to flash */ 162 163 /* 164 * REALVIEW_INTREG 165 * - used to acknowledge and control MMCI and UART interrupts 166 */ 167 #define REALVIEW_INTREG_WPROT 0x00 /* MMC protection status (no interrupt generated) */ 168 #define REALVIEW_INTREG_RI0 0x01 /* Ring indicator UART0 is asserted, */ 169 #define REALVIEW_INTREG_CARDIN 0x08 /* MMCI card in detect */ 170 /* write 1 to acknowledge and clear */ 171 #define REALVIEW_INTREG_RI1 0x02 /* Ring indicator UART1 is asserted, */ 172 #define REALVIEW_INTREG_CARDINSERT 0x03 /* Signal insertion of MMC card */ 173 174 /* 175 * RealView common peripheral addresses 176 */ 177 #define REALVIEW_SCTL_BASE 0x10001000 /* System controller */ 178 #define REALVIEW_I2C_BASE 0x10002000 /* I2C control */ 179 #define REALVIEW_AACI_BASE 0x10004000 /* Audio */ 180 #define REALVIEW_MMCI0_BASE 0x10005000 /* MMC interface */ 181 #define REALVIEW_KMI0_BASE 0x10006000 /* KMI interface */ 182 #define REALVIEW_KMI1_BASE 0x10007000 /* KMI 2nd interface */ 183 #define REALVIEW_CHAR_LCD_BASE 0x10008000 /* Character LCD */ 184 #define REALVIEW_SCI_BASE 0x1000E000 /* Smart card controller */ 185 #define REALVIEW_GPIO1_BASE 0x10014000 /* GPIO port 1 */ 186 #define REALVIEW_GPIO2_BASE 0x10015000 /* GPIO port 2 */ 187 #define REALVIEW_DMC_BASE 0x10018000 /* DMC configuration */ 188 #define REALVIEW_DMAC_BASE 0x10030000 /* DMA controller */ 189 190 /* PCI space */ 191 #define REALVIEW_PCI_BASE 0x41000000 /* PCI Interface */ 192 #define REALVIEW_PCI_CFG_BASE 0x42000000 193 #define REALVIEW_PCI_MEM_BASE0 0x44000000 194 #define REALVIEW_PCI_MEM_BASE1 0x50000000 195 #define REALVIEW_PCI_MEM_BASE2 0x60000000 196 /* Sizes of above maps */ 197 #define REALVIEW_PCI_BASE_SIZE 0x01000000 198 #define REALVIEW_PCI_CFG_BASE_SIZE 0x02000000 199 #define REALVIEW_PCI_MEM_BASE0_SIZE 0x0c000000 /* 32Mb */ 200 #define REALVIEW_PCI_MEM_BASE1_SIZE 0x10000000 /* 256Mb */ 201 #define REALVIEW_PCI_MEM_BASE2_SIZE 0x10000000 /* 256Mb */ 202 203 #define REALVIEW_SDRAM67_BASE 0x70000000 /* SDRAM banks 6 and 7 */ 204 #define REALVIEW_LT_BASE 0x80000000 /* Logic Tile expansion */ 205 206 /* 207 * Disk on Chip 208 */ 209 #define REALVIEW_DOC_BASE 0x2C000000 210 #define REALVIEW_DOC_SIZE (16 << 20) 211 #define REALVIEW_DOC_PAGE_SIZE 512 212 #define REALVIEW_DOC_TOTAL_PAGES (DOC_SIZE / PAGE_SIZE) 213 214 #define ERASE_UNIT_PAGES 32 215 #define START_PAGE 0x80 216 217 /* 218 * LED settings, bits [7:0] 219 */ 220 #define REALVIEW_SYS_LED0 (1 << 0) 221 #define REALVIEW_SYS_LED1 (1 << 1) 222 #define REALVIEW_SYS_LED2 (1 << 2) 223 #define REALVIEW_SYS_LED3 (1 << 3) 224 #define REALVIEW_SYS_LED4 (1 << 4) 225 #define REALVIEW_SYS_LED5 (1 << 5) 226 #define REALVIEW_SYS_LED6 (1 << 6) 227 #define REALVIEW_SYS_LED7 (1 << 7) 228 229 #define ALL_LEDS 0xFF 230 231 #define LED_BANK REALVIEW_SYS_LED 232 233 /* 234 * Control registers 235 */ 236 #define REALVIEW_IDFIELD_OFFSET 0x0 /* RealView build information */ 237 #define REALVIEW_FLASHPROG_OFFSET 0x4 /* Flash devices */ 238 #define REALVIEW_INTREG_OFFSET 0x8 /* Interrupt control */ 239 #define REALVIEW_DECODE_OFFSET 0xC /* Fitted logic modules */ 240 241 /* 242 * Clean base - dummy 243 * 244 */ 245 #define CLEAN_BASE REALVIEW_BOOT_ROM_HI 246 247 /* 248 * System controller bit assignment 249 */ 250 #define REALVIEW_REFCLK 0 251 #define REALVIEW_TIMCLK 1 252 253 #define REALVIEW_TIMER1_EnSel 15 254 #define REALVIEW_TIMER2_EnSel 17 255 #define REALVIEW_TIMER3_EnSel 19 256 #define REALVIEW_TIMER4_EnSel 21 257 258 259 #define MAX_TIMER 2 260 #define MAX_PERIOD 699050 261 #define TICKS_PER_uSEC 1 262 263 /* 264 * These are useconds NOT ticks. 265 * 266 */ 267 #define mSEC_1 1000 268 #define mSEC_5 (mSEC_1 * 5) 269 #define mSEC_10 (mSEC_1 * 10) 270 #define mSEC_25 (mSEC_1 * 25) 271 #define SEC_1 (mSEC_1 * 1000) 272 273 #define REALVIEW_CSR_BASE 0x10000000 274 #define REALVIEW_CSR_SIZE 0x10000000 275 276 #endif /* __ASM_ARCH_PLATFORM_H */ 277