wdenk | 10767cc | 2004-05-13 13:23:58 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * (C) Copyright 2004 DENX Software Engineering, |
| 3 | * Wolfgang Grandegger <wg@denx.de> |
| 4 | * (C) Copyright 2003 |
| 5 | * DAVE Srl |
| 6 | * |
| 7 | * http://www.dave-tech.it |
| 8 | * http://www.wawnet.biz |
| 9 | * mailto:info@wawnet.biz |
| 10 | * |
| 11 | * Credits: Stefan Roese, Wolfgang Denk |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or |
| 14 | * modify it under the terms of the GNU General Public License as |
| 15 | * published by the Free Software Foundation; either version 2 of |
| 16 | * the License, or (at your option) any later version. |
| 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | * GNU General Public License for more details. |
| 22 | * |
| 23 | * You should have received a copy of the GNU General Public License |
| 24 | * along with this program; if not, write to the Free Software |
| 25 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 26 | * MA 02111-1307 USA |
| 27 | */ |
| 28 | |
| 29 | /* |
| 30 | * board/config.h - configuration options, board specific |
| 31 | */ |
| 32 | |
| 33 | #ifndef __CONFIG_H |
| 34 | #define __CONFIG_H |
| 35 | |
| 36 | #define CONFIG_PPCHAMELEON_MODULE_BA 0 /* Basic Model */ |
| 37 | #define CONFIG_PPCHAMELEON_MODULE_ME 1 /* Medium Model */ |
| 38 | #define CONFIG_PPCHAMELEON_MODULE_HI 2 /* High-End Model */ |
| 39 | #ifndef CONFIG_PPCHAMELEON_MODULE_MODEL |
| 40 | #define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA |
| 41 | #endif |
| 42 | |
| 43 | /* |
| 44 | * Debug stuff |
| 45 | */ |
| 46 | #undef __DEBUG_START_FROM_SRAM__ |
| 47 | #define __DISABLE_MACHINE_EXCEPTION__ |
| 48 | |
| 49 | #ifdef __DEBUG_START_FROM_SRAM__ |
| 50 | #define CFG_DUMMY_FLASH_SIZE 1024*1024*4 |
| 51 | #endif |
| 52 | |
| 53 | /* |
| 54 | * High Level Configuration Options |
| 55 | * (easy to change) |
| 56 | */ |
| 57 | |
| 58 | #define CONFIG_405EP 1 /* This is a PPC405 CPU */ |
| 59 | #define CONFIG_4xx 1 /* ...member of PPC4xx family */ |
| 60 | #define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */ |
| 61 | |
| 62 | #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ |
| 63 | #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ |
| 64 | |
| 65 | #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ |
| 66 | |
| 67 | #define CONFIG_UART1_CONSOLE 1 /* Use second UART */ |
| 68 | #define CONFIG_BAUDRATE 115200 |
| 69 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
| 70 | |
| 71 | #undef CONFIG_BOOTARGS |
| 72 | |
| 73 | /* Ethernet stuff */ |
| 74 | #define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */ |
| 75 | #define CONFIG_ETHADDR 00:50:C2:1E:AF:FC |
| 76 | #define CONFIG_ETH1ADDR 00:50:C2:1E:AF:FB |
| 77 | |
| 78 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
| 79 | #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ |
| 80 | |
| 81 | |
| 82 | #undef CONFIG_EXT_PHY |
| 83 | |
| 84 | #define CONFIG_MII 1 /* MII PHY management */ |
| 85 | #ifndef CONFIG_EXT_PHY |
| 86 | #define CONFIG_PHY_ADDR 1 /* PHY address */ |
| 87 | #else |
| 88 | #define CONFIG_PHY_ADDR 2 /* PHY address */ |
| 89 | #endif |
| 90 | #define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ |
| 91 | |
| 92 | #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ |
| 93 | CFG_CMD_DATE | \ |
| 94 | CFG_CMD_ELF | \ |
| 95 | CFG_CMD_EEPROM | \ |
| 96 | CFG_CMD_I2C | \ |
| 97 | CFG_CMD_IRQ | \ |
| 98 | CFG_CMD_MII | \ |
| 99 | CFG_CMD_NAND | \ |
| 100 | CFG_CMD_JFFS2) |
| 101 | |
| 102 | #define CONFIG_MAC_PARTITION |
| 103 | #define CONFIG_DOS_PARTITION |
| 104 | |
| 105 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| 106 | #include <cmd_confdefs.h> |
| 107 | |
| 108 | #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| 109 | |
| 110 | #define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/ |
| 111 | #define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */ |
| 112 | |
| 113 | #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ |
| 114 | |
| 115 | /* |
| 116 | * Miscellaneous configurable options |
| 117 | */ |
| 118 | #define CFG_LONGHELP /* undef to save memory */ |
| 119 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ |
| 120 | |
| 121 | #undef CFG_HUSH_PARSER /* use "hush" command parser */ |
| 122 | #ifdef CFG_HUSH_PARSER |
| 123 | #define CFG_PROMPT_HUSH_PS2 "> " |
| 124 | #endif |
| 125 | |
| 126 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 127 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
| 128 | #else |
| 129 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
| 130 | #endif |
| 131 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
| 132 | #define CFG_MAXARGS 16 /* max number of command args */ |
| 133 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
| 134 | |
| 135 | #define CFG_DEVICE_NULLDEV 1 /* include nulldev device */ |
| 136 | |
| 137 | #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ |
| 138 | |
| 139 | #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ |
| 140 | #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ |
| 141 | |
| 142 | #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */ |
| 143 | #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */ |
| 144 | #define CFG_BASE_BAUD 691200 |
| 145 | |
| 146 | /* The following table includes the supported baudrates */ |
| 147 | #define CFG_BAUDRATE_TABLE \ |
| 148 | { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ |
| 149 | 57600, 115200, 230400, 460800, 921600 } |
| 150 | |
| 151 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ |
| 152 | #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ |
| 153 | |
| 154 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| 155 | |
| 156 | #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ |
| 157 | |
| 158 | /*----------------------------------------------------------------------- |
| 159 | * NAND-FLASH stuff |
| 160 | *----------------------------------------------------------------------- |
| 161 | */ |
| 162 | #define CFG_NAND0_BASE 0xFF400000 |
| 163 | #define CFG_NAND1_BASE 0xFF000000 |
| 164 | |
| 165 | /* For CATcenter there is only NAND on the module */ |
| 166 | #define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ |
| 167 | #define SECTORSIZE 512 |
| 168 | #define NAND_NO_RB |
| 169 | |
| 170 | #define ADDR_COLUMN 1 |
| 171 | #define ADDR_PAGE 2 |
| 172 | #define ADDR_COLUMN_PAGE 3 |
| 173 | |
| 174 | #define NAND_ChipID_UNKNOWN 0x00 |
| 175 | #define NAND_MAX_FLOORS 1 |
| 176 | #define NAND_MAX_CHIPS 1 |
| 177 | |
| 178 | #define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */ |
| 179 | #define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ |
| 180 | #define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */ |
| 181 | #define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */ |
| 182 | |
| 183 | #define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */ |
| 184 | #define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */ |
| 185 | #define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */ |
| 186 | #define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */ |
| 187 | |
| 188 | |
| 189 | #define NAND_DISABLE_CE(nand) do \ |
| 190 | { \ |
| 191 | switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \ |
| 192 | { \ |
| 193 | case CFG_NAND0_BASE: \ |
| 194 | out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \ |
| 195 | break; \ |
| 196 | case CFG_NAND1_BASE: \ |
| 197 | out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \ |
| 198 | break; \ |
| 199 | } \ |
| 200 | } while(0) |
| 201 | |
| 202 | #define NAND_ENABLE_CE(nand) do \ |
| 203 | { \ |
| 204 | switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \ |
| 205 | { \ |
| 206 | case CFG_NAND0_BASE: \ |
| 207 | out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \ |
| 208 | break; \ |
| 209 | case CFG_NAND1_BASE: \ |
| 210 | out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \ |
| 211 | break; \ |
| 212 | } \ |
| 213 | } while(0) |
| 214 | |
| 215 | |
| 216 | #define NAND_CTL_CLRALE(nandptr) do \ |
| 217 | { \ |
| 218 | switch((unsigned long)nandptr) \ |
| 219 | { \ |
| 220 | case CFG_NAND0_BASE: \ |
| 221 | out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \ |
| 222 | break; \ |
| 223 | case CFG_NAND1_BASE: \ |
| 224 | out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \ |
| 225 | break; \ |
| 226 | } \ |
| 227 | } while(0) |
| 228 | |
| 229 | #define NAND_CTL_SETALE(nandptr) do \ |
| 230 | { \ |
| 231 | switch((unsigned long)nandptr) \ |
| 232 | { \ |
| 233 | case CFG_NAND0_BASE: \ |
| 234 | out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \ |
| 235 | break; \ |
| 236 | case CFG_NAND1_BASE: \ |
| 237 | out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \ |
| 238 | break; \ |
| 239 | } \ |
| 240 | } while(0) |
| 241 | |
| 242 | #define NAND_CTL_CLRCLE(nandptr) do \ |
| 243 | { \ |
| 244 | switch((unsigned long)nandptr) \ |
| 245 | { \ |
| 246 | case CFG_NAND0_BASE: \ |
| 247 | out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \ |
| 248 | break; \ |
| 249 | case CFG_NAND1_BASE: \ |
| 250 | out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \ |
| 251 | break; \ |
| 252 | } \ |
| 253 | } while(0) |
| 254 | |
| 255 | #define NAND_CTL_SETCLE(nandptr) do { \ |
| 256 | switch((unsigned long)nandptr) { \ |
| 257 | case CFG_NAND0_BASE: \ |
| 258 | out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \ |
| 259 | break; \ |
| 260 | case CFG_NAND1_BASE: \ |
| 261 | out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \ |
| 262 | break; \ |
| 263 | } \ |
| 264 | } while(0) |
| 265 | |
| 266 | #ifdef NAND_NO_RB |
| 267 | /* constant delay (see also tR in the datasheet) */ |
| 268 | #define NAND_WAIT_READY(nand) do { \ |
| 269 | udelay(12); \ |
| 270 | } while (0) |
| 271 | #else |
| 272 | /* use the R/B pin */ |
| 273 | /* TBD */ |
| 274 | #endif |
| 275 | |
| 276 | #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) |
| 277 | #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) |
| 278 | #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0) |
| 279 | #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr)) |
| 280 | |
| 281 | /*----------------------------------------------------------------------- |
| 282 | * PCI stuff |
| 283 | *----------------------------------------------------------------------- |
| 284 | */ |
| 285 | #if 0 /* No PCI on CATcenter */ |
| 286 | #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ |
| 287 | #define PCI_HOST_FORCE 1 /* configure as pci host */ |
| 288 | #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ |
| 289 | |
| 290 | #define CONFIG_PCI /* include pci support */ |
| 291 | #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ |
| 292 | #undef CONFIG_PCI_PNP /* do pci plug-and-play */ |
| 293 | /* resource configuration */ |
| 294 | |
| 295 | #define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ |
| 296 | |
| 297 | #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ |
| 298 | #define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */ |
| 299 | #define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/ |
| 300 | #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ |
| 301 | #define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */ |
| 302 | #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ |
| 303 | #define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */ |
| 304 | #define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */ |
| 305 | #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ |
| 306 | #endif /* No PCI */ |
| 307 | |
| 308 | /*----------------------------------------------------------------------- |
| 309 | * Start addresses for the final memory configuration |
| 310 | * (Set up by the startup code) |
| 311 | * Please note that CFG_SDRAM_BASE _must_ start at 0 |
| 312 | */ |
| 313 | #define CFG_SDRAM_BASE 0x00000000 |
| 314 | #define CFG_FLASH_BASE 0xFFFC0000 |
| 315 | #define CFG_MONITOR_BASE CFG_FLASH_BASE |
| 316 | #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ |
| 317 | #define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */ |
| 318 | |
| 319 | /* |
| 320 | * For booting Linux, the board info and command line data |
| 321 | * have to be in the first 8 MB of memory, since this is |
| 322 | * the maximum mapped by the Linux kernel during initialization. |
| 323 | */ |
| 324 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| 325 | /*----------------------------------------------------------------------- |
| 326 | * FLASH organization |
| 327 | */ |
| 328 | #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
| 329 | #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ |
| 330 | |
| 331 | #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
| 332 | #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */ |
| 333 | |
| 334 | #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ |
| 335 | #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ |
| 336 | #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ |
| 337 | /* |
| 338 | * The following defines are added for buggy IOP480 byte interface. |
| 339 | * All other boards should use the standard values (CPCI405 etc.) |
| 340 | */ |
| 341 | #define CFG_FLASH_READ0 0x0000 /* 0 is standard */ |
| 342 | #define CFG_FLASH_READ1 0x0001 /* 1 is standard */ |
| 343 | #define CFG_FLASH_READ2 0x0002 /* 2 is standard */ |
| 344 | |
| 345 | #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
| 346 | |
| 347 | #if 0 /* test-only */ |
| 348 | #define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */ |
| 349 | #define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */ |
| 350 | #endif |
| 351 | |
| 352 | /*----------------------------------------------------------------------- |
| 353 | * Environment Variable setup |
| 354 | */ |
| 355 | #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ |
| 356 | #define CFG_ENV_ADDR 0xFFFF8000 /* environment starts at the first small sector */ |
| 357 | #define CFG_ENV_SECT_SIZE 0x2000 /* 8196 bytes may be used for env vars*/ |
| 358 | #define CFG_ENV_ADDR_REDUND 0xFFFFA000 |
| 359 | #define CFG_ENV_SIZE_REDUND 0x2000 |
| 360 | |
| 361 | #define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */ |
| 362 | #define CFG_NVRAM_SIZE 242 /* NVRAM size */ |
| 363 | |
| 364 | /*----------------------------------------------------------------------- |
| 365 | * I2C EEPROM (CAT24WC16) for environment |
| 366 | */ |
| 367 | #define CONFIG_HARD_I2C /* I2c with hardware support */ |
| 368 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
| 369 | #define CFG_I2C_SLAVE 0x7F |
| 370 | |
| 371 | #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ |
| 372 | #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ |
| 373 | /* mask of address bits that overflow into the "EEPROM chip address" */ |
| 374 | /*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/ |
| 375 | #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ |
| 376 | /* 16 byte page write mode using*/ |
| 377 | /* last 4 bits of the address */ |
| 378 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ |
| 379 | #define CFG_EEPROM_PAGE_WRITE_ENABLE |
| 380 | |
| 381 | /*----------------------------------------------------------------------- |
| 382 | * Cache Configuration |
| 383 | */ |
| 384 | #define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */ |
| 385 | /* have only 8kB, 16kB is save here */ |
| 386 | #define CFG_CACHELINE_SIZE 32 /* ... */ |
| 387 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 388 | #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
| 389 | #endif |
| 390 | |
| 391 | /* |
| 392 | * Init Memory Controller: |
| 393 | * |
| 394 | * BR0/1 and OR0/1 (FLASH) |
| 395 | */ |
| 396 | |
| 397 | #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */ |
| 398 | |
| 399 | /*----------------------------------------------------------------------- |
| 400 | * External Bus Controller (EBC) Setup |
| 401 | */ |
| 402 | |
| 403 | /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */ |
| 404 | #define CFG_EBC_PB0AP 0x92015480 |
| 405 | #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ |
| 406 | |
| 407 | /* Memory Bank 1 (External SRAM) initialization */ |
| 408 | /* Since this must replace NOR Flash, we use the same settings for CS0 */ |
| 409 | #define CFG_EBC_PB1AP 0x92015480 |
| 410 | #define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */ |
| 411 | |
| 412 | /* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */ |
| 413 | #define CFG_EBC_PB2AP 0x92015480 |
| 414 | #define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */ |
| 415 | |
| 416 | /* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */ |
| 417 | #define CFG_EBC_PB3AP 0x92015480 |
| 418 | #define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */ |
| 419 | |
| 420 | |
| 421 | #if 0 /* Roese */ |
| 422 | /* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */ |
| 423 | #define CFG_EBC_PB1AP 0x92015480 |
| 424 | #define CFG_EBC_PB1CR 0xFF858000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */ |
| 425 | |
| 426 | /* Memory Bank 2 (CAN0, 1) initialization */ |
| 427 | #define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 428 | #define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ |
| 429 | |
| 430 | /* Memory Bank 3 (CompactFlash IDE) initialization */ |
| 431 | #define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 432 | #define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */ |
| 433 | |
| 434 | /* Memory Bank 4 (NVRAM/RTC) initialization */ |
| 435 | #define CFG_EBC_PB4AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */ |
| 436 | #define CFG_EBC_PB4CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */ |
| 437 | #endif |
| 438 | |
| 439 | /*----------------------------------------------------------------------- |
| 440 | * FPGA stuff |
| 441 | */ |
| 442 | /* FPGA internal regs */ |
| 443 | #define CFG_FPGA_MODE 0x00 |
| 444 | #define CFG_FPGA_STATUS 0x02 |
| 445 | #define CFG_FPGA_TS 0x04 |
| 446 | #define CFG_FPGA_TS_LOW 0x06 |
| 447 | #define CFG_FPGA_TS_CAP0 0x10 |
| 448 | #define CFG_FPGA_TS_CAP0_LOW 0x12 |
| 449 | #define CFG_FPGA_TS_CAP1 0x14 |
| 450 | #define CFG_FPGA_TS_CAP1_LOW 0x16 |
| 451 | #define CFG_FPGA_TS_CAP2 0x18 |
| 452 | #define CFG_FPGA_TS_CAP2_LOW 0x1a |
| 453 | #define CFG_FPGA_TS_CAP3 0x1c |
| 454 | #define CFG_FPGA_TS_CAP3_LOW 0x1e |
| 455 | |
| 456 | /* FPGA Mode Reg */ |
| 457 | #define CFG_FPGA_MODE_CF_RESET 0x0001 |
| 458 | #define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100 |
| 459 | #define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000 |
| 460 | #define CFG_FPGA_MODE_TS_CLEAR 0x2000 |
| 461 | |
| 462 | /* FPGA Status Reg */ |
| 463 | #define CFG_FPGA_STATUS_DIP0 0x0001 |
| 464 | #define CFG_FPGA_STATUS_DIP1 0x0002 |
| 465 | #define CFG_FPGA_STATUS_DIP2 0x0004 |
| 466 | #define CFG_FPGA_STATUS_FLASH 0x0008 |
| 467 | #define CFG_FPGA_STATUS_TS_IRQ 0x1000 |
| 468 | |
| 469 | #define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */ |
| 470 | #define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/ |
| 471 | |
| 472 | /* FPGA program pin configuration */ |
| 473 | #define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */ |
| 474 | #define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */ |
| 475 | #define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */ |
| 476 | #define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */ |
| 477 | #define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */ |
| 478 | |
| 479 | /*----------------------------------------------------------------------- |
| 480 | * Definitions for initial stack pointer and data area (in data cache) |
| 481 | */ |
| 482 | /* use on chip memory ( OCM ) for temperary stack until sdram is tested */ |
| 483 | #define CFG_TEMP_STACK_OCM 1 |
| 484 | |
| 485 | /* On Chip Memory location */ |
| 486 | #define CFG_OCM_DATA_ADDR 0xF8000000 |
| 487 | #define CFG_OCM_DATA_SIZE 0x1000 |
| 488 | #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ |
| 489 | #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ |
| 490 | |
| 491 | #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
| 492 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
| 493 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| 494 | |
| 495 | /*----------------------------------------------------------------------- |
| 496 | * Definitions for GPIO setup (PPC405EP specific) |
| 497 | * |
| 498 | * GPIO0[0] - External Bus Controller BLAST output |
| 499 | * GPIO0[1-9] - Instruction trace outputs -> GPIO |
| 500 | * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs |
| 501 | * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO |
| 502 | * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs |
| 503 | * GPIO0[24-27] - UART0 control signal inputs/outputs |
| 504 | * GPIO0[28-29] - UART1 data signal input/output |
| 505 | * GPIO0[30] - EMAC0 input |
| 506 | * GPIO0[31] - EMAC1 reject packet as output |
| 507 | */ |
| 508 | #define CFG_GPIO0_OSRH 0x40000550 |
| 509 | #define CFG_GPIO0_OSRL 0x00000110 |
| 510 | #define CFG_GPIO0_ISR1H 0x00000000 |
| 511 | /*#define CFG_GPIO0_ISR1L 0x15555445*/ |
| 512 | #define CFG_GPIO0_ISR1L 0x15555444 |
| 513 | #define CFG_GPIO0_TSRH 0x00000000 |
| 514 | #define CFG_GPIO0_TSRL 0x00000000 |
| 515 | #define CFG_GPIO0_TCR 0xF7FF8014 |
| 516 | |
| 517 | /* |
| 518 | * Internal Definitions |
| 519 | * |
| 520 | * Boot Flags |
| 521 | */ |
| 522 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| 523 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| 524 | |
| 525 | |
| 526 | #define CONFIG_NO_SERIAL_EEPROM |
| 527 | |
| 528 | /*--------------------------------------------------------------------*/ |
| 529 | |
| 530 | #ifdef CONFIG_NO_SERIAL_EEPROM |
| 531 | |
| 532 | /* |
| 533 | !----------------------------------------------------------------------- |
| 534 | ! Defines for entry options. |
| 535 | ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that |
| 536 | ! are plugged in the board will be utilized as non-ECC DIMMs. |
| 537 | !----------------------------------------------------------------------- |
| 538 | */ |
| 539 | #undef AUTO_MEMORY_CONFIG |
| 540 | #define DIMM_READ_ADDR 0xAB |
| 541 | #define DIMM_WRITE_ADDR 0xAA |
| 542 | |
| 543 | |
| 544 | #define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */ |
| 545 | #define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */ |
| 546 | #define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */ |
| 547 | #define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register */ |
| 548 | #define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */ |
| 549 | #define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */ |
| 550 | #define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */ |
| 551 | #define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */ |
| 552 | #define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */ |
| 553 | #define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */ |
| 554 | |
| 555 | /* Defines for CPC0_PLLMR1 Register fields */ |
| 556 | #define PLL_ACTIVE 0x80000000 |
| 557 | #define CPC0_PLLMR1_SSCS 0x80000000 |
| 558 | #define PLL_RESET 0x40000000 |
| 559 | #define CPC0_PLLMR1_PLLR 0x40000000 |
| 560 | /* Feedback multiplier */ |
| 561 | #define PLL_FBKDIV 0x00F00000 |
| 562 | #define CPC0_PLLMR1_FBDV 0x00F00000 |
| 563 | #define PLL_FBKDIV_16 0x00000000 |
| 564 | #define PLL_FBKDIV_1 0x00100000 |
| 565 | #define PLL_FBKDIV_2 0x00200000 |
| 566 | #define PLL_FBKDIV_3 0x00300000 |
| 567 | #define PLL_FBKDIV_4 0x00400000 |
| 568 | #define PLL_FBKDIV_5 0x00500000 |
| 569 | #define PLL_FBKDIV_6 0x00600000 |
| 570 | #define PLL_FBKDIV_7 0x00700000 |
| 571 | #define PLL_FBKDIV_8 0x00800000 |
| 572 | #define PLL_FBKDIV_9 0x00900000 |
| 573 | #define PLL_FBKDIV_10 0x00A00000 |
| 574 | #define PLL_FBKDIV_11 0x00B00000 |
| 575 | #define PLL_FBKDIV_12 0x00C00000 |
| 576 | #define PLL_FBKDIV_13 0x00D00000 |
| 577 | #define PLL_FBKDIV_14 0x00E00000 |
| 578 | #define PLL_FBKDIV_15 0x00F00000 |
| 579 | /* Forward A divisor */ |
| 580 | #define PLL_FWDDIVA 0x00070000 |
| 581 | #define CPC0_PLLMR1_FWDVA 0x00070000 |
| 582 | #define PLL_FWDDIVA_8 0x00000000 |
| 583 | #define PLL_FWDDIVA_7 0x00010000 |
| 584 | #define PLL_FWDDIVA_6 0x00020000 |
| 585 | #define PLL_FWDDIVA_5 0x00030000 |
| 586 | #define PLL_FWDDIVA_4 0x00040000 |
| 587 | #define PLL_FWDDIVA_3 0x00050000 |
| 588 | #define PLL_FWDDIVA_2 0x00060000 |
| 589 | #define PLL_FWDDIVA_1 0x00070000 |
| 590 | /* Forward B divisor */ |
| 591 | #define PLL_FWDDIVB 0x00007000 |
| 592 | #define CPC0_PLLMR1_FWDVB 0x00007000 |
| 593 | #define PLL_FWDDIVB_8 0x00000000 |
| 594 | #define PLL_FWDDIVB_7 0x00001000 |
| 595 | #define PLL_FWDDIVB_6 0x00002000 |
| 596 | #define PLL_FWDDIVB_5 0x00003000 |
| 597 | #define PLL_FWDDIVB_4 0x00004000 |
| 598 | #define PLL_FWDDIVB_3 0x00005000 |
| 599 | #define PLL_FWDDIVB_2 0x00006000 |
| 600 | #define PLL_FWDDIVB_1 0x00007000 |
| 601 | /* PLL tune bits */ |
| 602 | #define PLL_TUNE_MASK 0x000003FF |
| 603 | #define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */ |
| 604 | #define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */ |
| 605 | #define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */ |
| 606 | #define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */ |
| 607 | #define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */ |
| 608 | #define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */ |
| 609 | #define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */ |
| 610 | |
| 611 | /* Defines for CPC0_PLLMR0 Register fields */ |
| 612 | /* CPU divisor */ |
| 613 | #define PLL_CPUDIV 0x00300000 |
| 614 | #define CPC0_PLLMR0_CCDV 0x00300000 |
| 615 | #define PLL_CPUDIV_1 0x00000000 |
| 616 | #define PLL_CPUDIV_2 0x00100000 |
| 617 | #define PLL_CPUDIV_3 0x00200000 |
| 618 | #define PLL_CPUDIV_4 0x00300000 |
| 619 | /* PLB divisor */ |
| 620 | #define PLL_PLBDIV 0x00030000 |
| 621 | #define CPC0_PLLMR0_CBDV 0x00030000 |
| 622 | #define PLL_PLBDIV_1 0x00000000 |
| 623 | #define PLL_PLBDIV_2 0x00010000 |
| 624 | #define PLL_PLBDIV_3 0x00020000 |
| 625 | #define PLL_PLBDIV_4 0x00030000 |
| 626 | /* OPB divisor */ |
| 627 | #define PLL_OPBDIV 0x00003000 |
| 628 | #define CPC0_PLLMR0_OPDV 0x00003000 |
| 629 | #define PLL_OPBDIV_1 0x00000000 |
| 630 | #define PLL_OPBDIV_2 0x00001000 |
| 631 | #define PLL_OPBDIV_3 0x00002000 |
| 632 | #define PLL_OPBDIV_4 0x00003000 |
| 633 | /* EBC divisor */ |
| 634 | #define PLL_EXTBUSDIV 0x00000300 |
| 635 | #define CPC0_PLLMR0_EPDV 0x00000300 |
| 636 | #define PLL_EXTBUSDIV_2 0x00000000 |
| 637 | #define PLL_EXTBUSDIV_3 0x00000100 |
| 638 | #define PLL_EXTBUSDIV_4 0x00000200 |
| 639 | #define PLL_EXTBUSDIV_5 0x00000300 |
| 640 | /* MAL divisor */ |
| 641 | #define PLL_MALDIV 0x00000030 |
| 642 | #define CPC0_PLLMR0_MPDV 0x00000030 |
| 643 | #define PLL_MALDIV_1 0x00000000 |
| 644 | #define PLL_MALDIV_2 0x00000010 |
| 645 | #define PLL_MALDIV_3 0x00000020 |
| 646 | #define PLL_MALDIV_4 0x00000030 |
| 647 | /* PCI divisor */ |
| 648 | #define PLL_PCIDIV 0x00000003 |
| 649 | #define CPC0_PLLMR0_PPFD 0x00000003 |
| 650 | #define PLL_PCIDIV_1 0x00000000 |
| 651 | #define PLL_PCIDIV_2 0x00000001 |
| 652 | #define PLL_PCIDIV_3 0x00000002 |
| 653 | #define PLL_PCIDIV_4 0x00000003 |
| 654 | |
| 655 | /* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 33.3MHz input clock to the 405EP) */ |
| 656 | #define PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \ |
| 657 | PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ |
| 658 | PLL_MALDIV_1 | PLL_PCIDIV_4) |
| 659 | #define PLLMR1_133_133_33_66_33 (PLL_FBKDIV_4 | \ |
| 660 | PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \ |
| 661 | PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) |
| 662 | #define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ |
| 663 | PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ |
| 664 | PLL_MALDIV_1 | PLL_PCIDIV_4) |
| 665 | #define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \ |
| 666 | PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \ |
| 667 | PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) |
| 668 | #define PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ |
| 669 | PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ |
| 670 | PLL_MALDIV_1 | PLL_PCIDIV_4) |
| 671 | #define PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \ |
| 672 | PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ |
| 673 | PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) |
| 674 | #define PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ |
| 675 | PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ |
| 676 | PLL_MALDIV_1 | PLL_PCIDIV_2) |
| 677 | #define PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \ |
| 678 | PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ |
| 679 | PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) |
| 680 | |
| 681 | #if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI) |
| 682 | /* Model HI */ |
| 683 | #define PLLMR0_DEFAULT PLLMR0_333_111_37_55_55 |
| 684 | #define PLLMR1_DEFAULT PLLMR1_333_111_37_55_55 |
| 685 | /* Model ME */ |
| 686 | #elif (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME) |
| 687 | #define PLLMR0_DEFAULT PLLMR0_266_133_33_66_33 |
| 688 | #define PLLMR1_DEFAULT PLLMR1_266_133_33_66_33 |
| 689 | #else |
| 690 | /* Model BA (default) */ |
| 691 | #define PLLMR0_DEFAULT PLLMR0_133_133_33_66_33 |
| 692 | #define PLLMR1_DEFAULT PLLMR1_133_133_33_66_33 |
| 693 | #endif |
| 694 | |
| 695 | #endif /* CONFIG_NO_SERIAL_EEPROM */ |
| 696 | |
| 697 | #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */ |
| 698 | #define CONFIG_JFFS2_NAND_DEV 0 /* nand device jffs2 lives on */ |
| 699 | #define CONFIG_JFFS2_NAND_OFF 0 /* start of jffs2 partition */ |
| 700 | #define CONFIG_JFFS2_NAND_SIZE 2*1024*1024 /* size of jffs2 partition */ |
| 701 | #define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */ |
| 702 | |
| 703 | #endif /* __CONFIG_H */ |