wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2000 |
| 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | * Keith Outwater, keith_outwater@mvis.com |
| 5 | * |
| 6 | * See file CREDITS for list of people who contributed to this |
| 7 | * project. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License as |
| 11 | * published by the Free Software Foundation; either version 2 of |
| 12 | * the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 22 | * MA 02111-1307 USA |
| 23 | */ |
| 24 | |
| 25 | /* |
| 26 | * board/config_GEN860T.h - board specific configuration options |
| 27 | */ |
| 28 | |
| 29 | #ifndef __CONFIG_GEN860T_H |
| 30 | #define __CONFIG_H |
| 31 | |
| 32 | /* |
| 33 | * High Level Configuration Options |
| 34 | */ |
| 35 | #define CONFIG_MPC860 |
| 36 | #define CONFIG_GEN860T |
| 37 | |
| 38 | /* |
| 39 | * Identify the board |
| 40 | */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 41 | #if !defined(CONFIG_SC) |
| 42 | #define CONFIG_IDENT_STRING " B2" |
| 43 | #else |
| 44 | #define CONFIG_IDENT_STRING " SC" |
| 45 | #endif |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 46 | |
| 47 | /* |
| 48 | * Don't depend on the RTC clock to determine clock frequency - |
| 49 | * the 860's internal rtc uses a 32.768 KHz clock which is |
| 50 | * generated by the DS1337 - and the DS1337 clock can be turned off. |
| 51 | */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 52 | #if !defined(CONFIG_SC) |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 53 | #define CONFIG_8xx_GCLK_FREQ 66600000 |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 54 | #else |
| 55 | #define CONFIG_8xx_GCLK_FREQ 48000000 |
| 56 | #endif |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 57 | |
| 58 | /* |
| 59 | * The RS-232 console port is on SMC1 |
| 60 | */ |
| 61 | #define CONFIG_8xx_CONS_SMC1 |
| 62 | #define CONFIG_BAUDRATE 38400 |
| 63 | |
| 64 | /* |
| 65 | * Set allowable console baud rates |
| 66 | */ |
| 67 | #define CFG_BAUDRATE_TABLE { 9600, \ |
| 68 | 19200, \ |
| 69 | 38400, \ |
| 70 | 57600, \ |
| 71 | 115200, \ |
| 72 | } |
| 73 | |
| 74 | /* |
| 75 | * Print console information |
| 76 | */ |
| 77 | #undef CFG_CONSOLE_INFO_QUIET |
| 78 | |
| 79 | /* |
| 80 | * Set the autoboot delay in seconds. A delay of -1 disables autoboot |
| 81 | */ |
| 82 | #define CONFIG_BOOTDELAY 5 |
| 83 | |
| 84 | /* |
| 85 | * Pass the clock frequency to the Linux kernel in units of MHz |
| 86 | */ |
| 87 | #define CONFIG_CLOCKS_IN_MHZ |
| 88 | |
| 89 | #define CONFIG_PREBOOT \ |
| 90 | "echo;echo" |
| 91 | |
| 92 | #undef CONFIG_BOOTARGS |
| 93 | #define CONFIG_BOOTCOMMAND \ |
| 94 | "bootp;" \ |
Wolfgang Denk | 86eb3b7 | 2005-11-20 21:40:11 +0100 | [diff] [blame] | 95 | "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ |
| 96 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \ |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 97 | "bootm" |
| 98 | |
| 99 | /* |
| 100 | * Turn off echo for serial download by default. Allow baud rate to be changed |
| 101 | * for downloads |
| 102 | */ |
| 103 | #undef CONFIG_LOADS_ECHO |
| 104 | #define CFG_LOADS_BAUD_CHANGE |
| 105 | |
| 106 | /* |
| 107 | * Set default load address for tftp network downloads |
| 108 | */ |
| 109 | #define CFG_TFTP_LOADADDR 0x01000000 |
| 110 | |
| 111 | /* |
| 112 | * Turn off the watchdog timer |
| 113 | */ |
| 114 | #undef CONFIG_WATCHDOG |
| 115 | |
| 116 | /* |
| 117 | * Do not reboot if a panic occurs |
| 118 | */ |
| 119 | #define CONFIG_PANIC_HANG |
| 120 | |
| 121 | /* |
| 122 | * Enable the status LED |
| 123 | */ |
| 124 | #define CONFIG_STATUS_LED |
| 125 | |
| 126 | /* |
| 127 | * Reset address. We pick an address such that when an instruction |
| 128 | * is executed at that address, a machine check exception occurs |
| 129 | */ |
| 130 | #define CFG_RESET_ADDRESS ((ulong) -1) |
| 131 | |
| 132 | /* |
| 133 | * BOOTP options |
| 134 | */ |
Jon Loeliger | 1cb2cb6 | 2007-07-09 21:16:53 -0500 | [diff] [blame] | 135 | #define CONFIG_BOOTP_SUBNETMASK |
| 136 | #define CONFIG_BOOTP_GATEWAY |
| 137 | #define CONFIG_BOOTP_HOSTNAME |
| 138 | #define CONFIG_BOOTP_BOOTPATH |
| 139 | #define CONFIG_BOOTP_BOOTFILESIZE |
| 140 | |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 141 | |
| 142 | /* |
| 143 | * The GEN860T network interface uses the on-chip 10/100 FEC with |
| 144 | * an Intel LXT971A PHY connected to the 860T's MII. The PHY's |
| 145 | * MII address is hardwired on the board to zero. |
| 146 | */ |
| 147 | #define CONFIG_FEC_ENET |
| 148 | #define CFG_DISCOVER_PHY |
| 149 | #define CONFIG_MII |
| 150 | #define CONFIG_PHY_ADDR 0 |
| 151 | |
| 152 | /* |
| 153 | * Set default IP stuff just to get bootstrap entries into the |
| 154 | * environment so that we can autoscript the full default environment. |
| 155 | */ |
| 156 | #define CONFIG_ETHADDR 9a:52:63:15:85:25 |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 157 | #define CONFIG_SERVERIP 10.0.4.201 |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 158 | #define CONFIG_IPADDR 10.0.4.111 |
| 159 | |
| 160 | /* |
| 161 | * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to |
| 162 | * the MPC860T I2C interface. |
| 163 | */ |
| 164 | #define CFG_I2C_EEPROM_ADDR 0x50 |
| 165 | #define CFG_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */ |
| 166 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */ |
| 167 | #define CFG_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */ |
| 168 | #define CFG_ENV_EEPROM_SIZE (32 * 1024) |
| 169 | |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 170 | /* |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 171 | * Enable I2C and select the hardware/software driver |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 172 | */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 173 | #define CONFIG_HARD_I2C 1 /* CPM based I2C */ |
| 174 | #undef CONFIG_SOFT_I2C /* Bit-banged I2C */ |
| 175 | |
| 176 | #ifdef CONFIG_HARD_I2C |
| 177 | #define CFG_I2C_SPEED 100000 /* clock speed in Hz */ |
| 178 | #define CFG_I2C_SLAVE 0xFE /* I2C slave address */ |
| 179 | #endif |
| 180 | |
| 181 | #ifdef CONFIG_SOFT_I2C |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 182 | #define PB_SCL 0x00000020 /* PB 26 */ |
| 183 | #define PB_SDA 0x00000010 /* PB 27 */ |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 184 | #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) |
| 185 | #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) |
| 186 | #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) |
| 187 | #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) |
| 188 | #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ |
| 189 | else immr->im_cpm.cp_pbdat &= ~PB_SDA |
| 190 | #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ |
| 191 | else immr->im_cpm.cp_pbdat &= ~PB_SCL |
| 192 | #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 193 | #endif |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 194 | |
| 195 | /* |
| 196 | * Allow environment overwrites by anyone |
| 197 | */ |
| 198 | #define CONFIG_ENV_OVERWRITE |
| 199 | |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 200 | #if !defined(CONFIG_SC) |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 201 | /* |
| 202 | * The MPC860's internal RTC is horribly broken in rev D masks. Three |
| 203 | * internal MPC860T circuit nodes were inadvertently left floating; this |
| 204 | * causes KAPWR current in power down mode to be three orders of magnitude |
| 205 | * higher than specified in the datasheet (from 10 uA to 10 mA). No |
| 206 | * reasonable battery can keep that kind RTC running during powerdown for any |
| 207 | * length of time, so we use an external RTC on the I2C bus instead. |
| 208 | */ |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 209 | #define CONFIG_RTC_DS1337 |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 210 | #define CFG_I2C_RTC_ADDR 0x68 |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 211 | |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 212 | #else |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 213 | /* |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 214 | * No external RTC on SC variant, so we're stuck with the internal one. |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 215 | */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 216 | #define CONFIG_RTC_MPC8xx |
| 217 | #endif |
| 218 | |
| 219 | /* |
| 220 | * Power On Self Test support |
| 221 | */ |
| 222 | #define CONFIG_POST ( CFG_POST_CACHE | \ |
| 223 | CFG_POST_MEMORY | \ |
| 224 | CFG_POST_CPU | \ |
| 225 | CFG_POST_UART | \ |
| 226 | CFG_POST_SPR ) |
| 227 | |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 228 | |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 229 | /* |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 230 | * Command line configuration. |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 231 | */ |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 232 | #include <config_cmd_default.h> |
| 233 | |
| 234 | #define CONFIG_CMD_ASKENV |
| 235 | #define CONFIG_CMD_DHCP |
| 236 | #define CONFIG_CMD_I2C |
| 237 | #define CONFIG_CMD_EEPROM |
| 238 | #define CONFIG_CMD_REGINFO |
| 239 | #define CONFIG_CMD_IMMAP |
| 240 | #define CONFIG_CMD_ELF |
| 241 | #define CONFIG_CMD_DATE |
| 242 | #define CONFIG_CMD_FPGA |
| 243 | #define CONFIG_CMD_MII |
| 244 | #define CONFIG_CMD_BEDBUG |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 245 | |
| 246 | #if !defined(CONFIG_SC) |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 247 | #define CONFIG_CMD_DOC |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 248 | #endif |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 249 | |
Jon Loeliger | b5777d1 | 2007-07-08 17:02:01 -0500 | [diff] [blame] | 250 | #ifdef CONFIG_POST |
Wolfgang Denk | 4d5a8e3 | 2007-08-02 00:48:45 +0200 | [diff] [blame] | 251 | #define CONFIG_CMD_DIAG |
Jon Loeliger | b5777d1 | 2007-07-08 17:02:01 -0500 | [diff] [blame] | 252 | #endif |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 253 | |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 254 | /* |
| 255 | * There is no IDE/PCMCIA hardware support on the board. |
| 256 | */ |
| 257 | #undef CONFIG_IDE_PCMCIA |
| 258 | #undef CONFIG_IDE_LED |
| 259 | #undef CONFIG_IDE_RESET |
| 260 | |
| 261 | /* |
| 262 | * Enable the call to misc_init_r() for miscellaneous platform |
| 263 | * dependent initialization. |
| 264 | */ |
| 265 | #define CONFIG_MISC_INIT_R |
| 266 | |
| 267 | /* |
| 268 | * Enable call to last_stage_init() so we can twiddle some LEDS :) |
| 269 | */ |
| 270 | #define CONFIG_LAST_STAGE_INIT |
| 271 | |
| 272 | /* |
| 273 | * Virtex2 FPGA configuration support |
| 274 | */ |
| 275 | #define CONFIG_FPGA_COUNT 1 |
Matthias Fuchs | a440087 | 2007-12-27 17:12:34 +0100 | [diff] [blame] | 276 | #define CONFIG_FPGA |
| 277 | #define CONFIG_FPGA_XILINX |
| 278 | #define CONFIG_FPGA_VIRTEX2 |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 279 | #define CFG_FPGA_PROG_FEEDBACK |
| 280 | |
| 281 | |
Bartlomiej Sieka | 582f1a3 | 2006-03-05 18:57:33 +0100 | [diff] [blame] | 282 | #define CFG_NAND_LEGACY |
| 283 | |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 284 | /* |
| 285 | * Verbose help from command monitor. |
| 286 | */ |
| 287 | #define CFG_LONGHELP |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 288 | #if !defined(CONFIG_SC) |
| 289 | #define CFG_PROMPT "B2> " |
| 290 | #else |
| 291 | #define CFG_PROMPT "SC> " |
| 292 | #endif |
| 293 | |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 294 | |
| 295 | /* |
| 296 | * Use the "hush" command parser |
| 297 | */ |
| 298 | #define CFG_HUSH_PARSER |
| 299 | #define CFG_PROMPT_HUSH_PS2 "> " |
| 300 | |
| 301 | /* |
| 302 | * Set buffer size for console I/O |
| 303 | */ |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 304 | #if defined(CONFIG_CMD_KGDB) |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 305 | #define CFG_CBSIZE 1024 |
| 306 | #else |
| 307 | #define CFG_CBSIZE 256 |
| 308 | #endif |
| 309 | |
| 310 | /* |
| 311 | * Print buffer size |
| 312 | */ |
| 313 | #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) |
| 314 | |
| 315 | /* |
| 316 | * Maximum number of arguments that a command can accept |
| 317 | */ |
| 318 | #define CFG_MAXARGS 16 |
| 319 | |
| 320 | /* |
| 321 | * Boot argument buffer size |
| 322 | */ |
| 323 | #define CFG_BARGSIZE CFG_CBSIZE |
| 324 | |
| 325 | /* |
| 326 | * Default memory test range |
| 327 | */ |
| 328 | #define CFG_MEMTEST_START 0x0100000 |
| 329 | #define CFG_MEMTEST_END (CFG_MEMTEST_START + (128 * 1024)) |
| 330 | |
| 331 | /* |
| 332 | * Select the more full-featured memory test |
| 333 | */ |
| 334 | #define CFG_ALT_MEMTEST |
| 335 | |
| 336 | /* |
| 337 | * Default load address |
| 338 | */ |
| 339 | #define CFG_LOAD_ADDR 0x01000000 |
| 340 | |
| 341 | /* |
| 342 | * Set decrementer frequency (1 ms ticks) |
| 343 | */ |
| 344 | #define CFG_HZ 1000 |
| 345 | |
| 346 | /* |
| 347 | * Device memory map (after SDRAM remap to 0x0): |
| 348 | * |
| 349 | * CS Device Base Addr Size |
| 350 | * ---------------------------------------------------- |
| 351 | * CS0* Flash 0x40000000 64 M |
| 352 | * CS1* SDRAM 0x00000000 16 M |
| 353 | * CS2* Disk-On-Chip 0x50000000 32 K |
| 354 | * CS3* FPGA 0x60000000 64 M |
| 355 | * CS4* SelectMap 0x70000000 32 K |
| 356 | * CS5* Mil-Std 1553 I/F 0x80000000 32 K |
| 357 | * CS6* Unused |
| 358 | * CS7* Unused |
| 359 | * IMMR 860T Registers 0xfff00000 |
| 360 | */ |
| 361 | |
| 362 | /* |
| 363 | * Base addresses and block sizes |
| 364 | */ |
| 365 | #define CFG_IMMR 0xFF000000 |
| 366 | |
| 367 | #define SDRAM_BASE 0x00000000 |
| 368 | #define SDRAM_SIZE (64 * 1024 * 1024) |
| 369 | |
| 370 | #define FLASH_BASE 0x40000000 |
| 371 | #define FLASH_SIZE (16 * 1024 * 1024) |
| 372 | |
| 373 | #define DOC_BASE 0x50000000 |
| 374 | #define DOC_SIZE (32 * 1024) |
| 375 | |
| 376 | #define FPGA_BASE 0x60000000 |
| 377 | #define FPGA_SIZE (64 * 1024 * 1024) |
| 378 | |
| 379 | #define SELECTMAP_BASE 0x70000000 |
| 380 | #define SELECTMAP_SIZE (32 * 1024) |
| 381 | |
| 382 | #define M1553_BASE 0x80000000 |
| 383 | #define M1553_SIZE (64 * 1024) |
| 384 | |
| 385 | /* |
| 386 | * Definitions for initial stack pointer and data area (in DPRAM) |
| 387 | */ |
| 388 | #define CFG_INIT_RAM_ADDR CFG_IMMR |
| 389 | #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ |
| 390 | #define CFG_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/ |
| 391 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_INIT_DATA_SIZE) |
| 392 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| 393 | |
| 394 | /* |
| 395 | * Start addresses for the final memory configuration |
| 396 | * (Set up by the startup code) |
| 397 | * Please note that CFG_SDRAM_BASE _must_ start at 0 |
| 398 | */ |
| 399 | #define CFG_SDRAM_BASE SDRAM_BASE |
| 400 | |
| 401 | /* |
| 402 | * FLASH organization |
| 403 | */ |
| 404 | #define CFG_FLASH_BASE FLASH_BASE |
| 405 | #define CFG_FLASH_SIZE FLASH_SIZE |
| 406 | #define CFG_FLASH_SECT_SIZE (128 * 1024) |
| 407 | #define CFG_MAX_FLASH_BANKS 1 |
| 408 | #define CFG_MAX_FLASH_SECT 128 |
| 409 | |
| 410 | /* |
| 411 | * The timeout values are for an entire chip and are in milliseconds. |
| 412 | * Yes I know that the write timeout is huge. Accroding to the |
| 413 | * datasheet a single byte takes 630 uS (round to 1 ms) max at worst |
| 414 | * case VCC and temp after 100K programming cycles. It works out |
| 415 | * to 280 minutes (might as well be forever). |
| 416 | */ |
| 417 | #define CFG_FLASH_ERASE_TOUT (CFG_MAX_FLASH_SECT * 5000) |
| 418 | #define CFG_FLASH_WRITE_TOUT (CFG_MAX_FLASH_SECT * 128 * 1024 * 1) |
| 419 | |
| 420 | /* |
| 421 | * Allow direct writes to FLASH from tftp transfers (** dangerous **) |
| 422 | */ |
| 423 | #define CFG_DIRECT_FLASH_TFTP |
| 424 | |
| 425 | /* |
| 426 | * Reserve memory for U-Boot. |
| 427 | */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 428 | #define CFG_MAX_UBOOT_SECTS 4 |
| 429 | #define CFG_MONITOR_LEN (CFG_MAX_UBOOT_SECTS * CFG_FLASH_SECT_SIZE) |
| 430 | #define CFG_MONITOR_BASE CFG_FLASH_BASE |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 431 | |
| 432 | /* |
| 433 | * Select environment placement. NOTE that u-boot.lds must |
| 434 | * be edited if this is changed! |
| 435 | */ |
| 436 | #undef CFG_ENV_IS_IN_FLASH |
| 437 | #define CFG_ENV_IS_IN_EEPROM |
| 438 | |
| 439 | #if defined(CFG_ENV_IS_IN_EEPROM) |
| 440 | #define CFG_ENV_SIZE (2 * 1024) |
| 441 | #define CFG_ENV_OFFSET (CFG_ENV_EEPROM_SIZE - (8 * 1024)) |
| 442 | #else |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 443 | #define CFG_ENV_SIZE 0x1000 |
| 444 | #define CFG_ENV_SECT_SIZE CFG_FLASH_SECT_SIZE |
| 445 | |
| 446 | /* |
| 447 | * This ultimately gets passed right into the linker script, so we have to |
| 448 | * use a number :( |
| 449 | */ |
| 450 | #define CFG_ENV_OFFSET 0x060000 |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 451 | #endif |
| 452 | |
| 453 | /* |
| 454 | * Reserve memory for malloc() |
| 455 | */ |
| 456 | #define CFG_MALLOC_LEN (128 * 1024) |
| 457 | |
| 458 | /* |
| 459 | * For booting Linux, the board info and command line data |
| 460 | * have to be in the first 8 MB of memory, since this is |
| 461 | * the maximum mapped by the Linux kernel during initialization. |
| 462 | */ |
| 463 | #define CFG_BOOTMAPSZ (8 * 1024 * 1024) |
| 464 | |
| 465 | /* |
| 466 | * Cache Configuration |
| 467 | */ |
| 468 | #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
Jon Loeliger | 257c3c7 | 2007-07-07 21:04:26 -0500 | [diff] [blame] | 469 | #if defined(CONFIG_CMD_KGDB) |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 470 | #define CFG_CACHELINE_SHIFT 4 /* log base 2 of above value */ |
| 471 | #endif |
| 472 | |
| 473 | /*------------------------------------------------------------------------ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 474 | * SYPCR - System Protection Control UM 11-9 |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 475 | * ----------------------------------------------------------------------- |
| 476 | * SYPCR can only be written once after reset! |
| 477 | * |
| 478 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze |
| 479 | */ |
| 480 | #if defined(CONFIG_WATCHDOG) |
| 481 | #define CFG_SYPCR ( SYPCR_SWTC | \ |
| 482 | SYPCR_BMT | \ |
| 483 | SYPCR_BME | \ |
| 484 | SYPCR_SWF | \ |
| 485 | SYPCR_SWE | \ |
| 486 | SYPCR_SWRI | \ |
| 487 | SYPCR_SWP \ |
| 488 | ) |
| 489 | #else |
| 490 | #define CFG_SYPCR ( SYPCR_SWTC | \ |
| 491 | SYPCR_BMT | \ |
| 492 | SYPCR_BME | \ |
| 493 | SYPCR_SWF | \ |
| 494 | SYPCR_SWP \ |
| 495 | ) |
| 496 | #endif |
| 497 | |
| 498 | /*----------------------------------------------------------------------- |
| 499 | * SIUMCR - SIU Module Configuration UM 11-6 |
| 500 | *----------------------------------------------------------------------- |
| 501 | * Set debug pin mux, enable SPKROUT and GPLB5*. |
| 502 | */ |
| 503 | #define CFG_SIUMCR ( SIUMCR_DBGC11 | \ |
| 504 | SIUMCR_DBPC11 | \ |
| 505 | SIUMCR_MLRC11 | \ |
| 506 | SIUMCR_GB5E \ |
| 507 | ) |
| 508 | |
| 509 | /*----------------------------------------------------------------------- |
| 510 | * TBSCR - Time Base Status and Control UM 11-26 |
| 511 | *----------------------------------------------------------------------- |
| 512 | * Clear Reference Interrupt Status, Timebase freeze enabled |
| 513 | */ |
| 514 | #define CFG_TBSCR ( TBSCR_REFA | \ |
| 515 | TBSCR_REFB | \ |
| 516 | TBSCR_TBF \ |
| 517 | ) |
| 518 | |
| 519 | /*----------------------------------------------------------------------- |
| 520 | * RTCSC - Real-Time Clock Status and Control Register UM 11-27 |
| 521 | *----------------------------------------------------------------------- |
| 522 | */ |
| 523 | #define CFG_RTCSC ( RTCSC_SEC | \ |
| 524 | RTCSC_ALR | \ |
| 525 | RTCSC_RTF | \ |
| 526 | RTCSC_RTE \ |
| 527 | ) |
| 528 | |
| 529 | /*----------------------------------------------------------------------- |
| 530 | * PISCR - Periodic Interrupt Status and Control UM 11-31 |
| 531 | *----------------------------------------------------------------------- |
| 532 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled |
| 533 | */ |
| 534 | #define CFG_PISCR ( PISCR_PS | \ |
| 535 | PISCR_PITF \ |
| 536 | ) |
| 537 | |
| 538 | /*----------------------------------------------------------------------- |
| 539 | * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30 |
| 540 | *----------------------------------------------------------------------- |
| 541 | * Reset PLL lock status sticky bit, timer expired status bit and timer |
| 542 | * interrupt status bit. Set MF for 1:2:1 mode. |
| 543 | */ |
| 544 | #define CFG_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \ |
| 545 | PLPRCR_SPLSS | \ |
| 546 | PLPRCR_TEXPS | \ |
| 547 | PLPRCR_TMIST \ |
| 548 | ) |
| 549 | |
| 550 | /*----------------------------------------------------------------------- |
| 551 | * SCCR - System Clock and reset Control Register UM 15-27 |
| 552 | *----------------------------------------------------------------------- |
| 553 | * Set clock output, timebase and RTC source and divider, |
| 554 | * power management and some other internal clocks |
| 555 | */ |
| 556 | #define SCCR_MASK SCCR_EBDF11 |
| 557 | |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 558 | #if !defined(CONFIG_SC) |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 559 | #define CFG_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \ |
| 560 | SCCR_COM00 | /* full strength CLKOUT */ \ |
| 561 | SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \ |
| 562 | SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \ |
| 563 | SCCR_DFNL000 | \ |
| 564 | SCCR_DFNH000 \ |
| 565 | ) |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 566 | #else |
| 567 | #define CFG_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \ |
| 568 | SCCR_COM00 | /* full strength CLKOUT */ \ |
| 569 | SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \ |
| 570 | SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \ |
| 571 | SCCR_DFNL000 | \ |
| 572 | SCCR_DFNH000 | \ |
| 573 | SCCR_RTDIV | \ |
| 574 | SCCR_RTSEL \ |
| 575 | ) |
| 576 | #endif |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 577 | |
| 578 | /*----------------------------------------------------------------------- |
| 579 | * DER - Debug Enable Register UM 37-46 |
| 580 | *----------------------------------------------------------------------- |
| 581 | * Mask all events that can cause entry into debug mode |
| 582 | */ |
| 583 | #define CFG_DER 0 |
| 584 | |
| 585 | /* |
| 586 | * Initialize Memory Controller: |
| 587 | * |
| 588 | * BR0 and OR0 (FLASH memory) |
| 589 | */ |
| 590 | #define FLASH_BASE0_PRELIM FLASH_BASE |
| 591 | |
| 592 | /* |
| 593 | * Flash address mask |
| 594 | */ |
| 595 | #define CFG_PRELIM_OR_AM 0xfe000000 |
| 596 | |
| 597 | /* |
| 598 | * FLASH timing: |
| 599 | * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 |
| 600 | */ |
| 601 | #define CFG_OR_TIMING_FLASH ( OR_CSNT_SAM | \ |
| 602 | OR_ACS_DIV2 | \ |
| 603 | OR_BI | \ |
| 604 | OR_SCY_2_CLK | \ |
| 605 | OR_TRLX | \ |
| 606 | OR_EHTR \ |
| 607 | ) |
| 608 | |
| 609 | #define CFG_OR0_PRELIM ( CFG_PRELIM_OR_AM | \ |
| 610 | CFG_OR_TIMING_FLASH \ |
| 611 | ) |
| 612 | |
| 613 | #define CFG_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \ |
| 614 | BR_MS_GPCM | \ |
| 615 | BR_PS_8 | \ |
| 616 | BR_V \ |
| 617 | ) |
| 618 | |
| 619 | /* |
| 620 | * SDRAM configuration |
| 621 | */ |
| 622 | #define CFG_OR1_AM 0xfc000000 |
| 623 | #define CFG_OR1 ( (CFG_OR1_AM & OR_AM_MSK) | \ |
| 624 | OR_CSNT_SAM \ |
| 625 | ) |
| 626 | |
| 627 | #define CFG_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \ |
| 628 | BR_MS_UPMA | \ |
| 629 | BR_PS_32 | \ |
| 630 | BR_V \ |
| 631 | ) |
| 632 | |
| 633 | /* |
| 634 | * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank |
| 635 | * of 256 MBit SDRAM |
| 636 | */ |
| 637 | #define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 |
| 638 | |
| 639 | /* |
| 640 | * Periodic timer for refresh @ 33 MHz system clock |
| 641 | */ |
| 642 | #define CFG_MAMR_PTA 64 |
| 643 | |
| 644 | /* |
| 645 | * MAMR settings for SDRAM |
| 646 | */ |
| 647 | #define CFG_MAMR_8COL ( (CFG_MAMR_PTA << MAMR_PTA_SHIFT) | \ |
| 648 | MAMR_PTAE | \ |
| 649 | MAMR_AMA_TYPE_1 | \ |
| 650 | MAMR_DSA_1_CYCL | \ |
| 651 | MAMR_G0CLA_A10 | \ |
| 652 | MAMR_RLFA_1X | \ |
| 653 | MAMR_WLFA_1X | \ |
| 654 | MAMR_TLFA_4X \ |
| 655 | ) |
| 656 | |
| 657 | /* |
| 658 | * CS2* configuration for Disk On Chip: |
| 659 | * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1, |
| 660 | * no burst. |
| 661 | */ |
| 662 | #define CFG_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \ |
| 663 | OR_CSNT_SAM | \ |
| 664 | OR_ACS_DIV2 | \ |
| 665 | OR_BI | \ |
| 666 | OR_SCY_2_CLK | \ |
| 667 | OR_TRLX | \ |
| 668 | OR_EHTR \ |
| 669 | ) |
| 670 | |
| 671 | #define CFG_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \ |
| 672 | BR_PS_8 | \ |
| 673 | BR_MS_GPCM | \ |
| 674 | BR_V \ |
| 675 | ) |
| 676 | |
| 677 | /* |
| 678 | * CS3* configuration for FPGA: |
| 679 | * 33 MHz bus with SCY=15, no burst. |
| 680 | * The FPGA uses TA and TEA to terminate bus cycles, but we |
| 681 | * clear SETA and set the cycle length to a large number so that |
| 682 | * the cycle will still complete even if there is a configuration |
| 683 | * error that prevents TA from asserting on FPGA accesss. |
| 684 | */ |
| 685 | #define CFG_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \ |
| 686 | OR_SCY_15_CLK | \ |
| 687 | OR_BI \ |
| 688 | ) |
| 689 | |
| 690 | #define CFG_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \ |
| 691 | BR_PS_32 | \ |
| 692 | BR_MS_GPCM | \ |
| 693 | BR_V \ |
| 694 | ) |
| 695 | /* |
| 696 | * CS4* configuration for FPGA SelectMap configuration interface. |
| 697 | * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge |
| 698 | * of GCLK1_50 |
| 699 | */ |
| 700 | #define CFG_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \ |
| 701 | OR_G5LS | \ |
| 702 | OR_BI \ |
| 703 | ) |
| 704 | |
| 705 | #define CFG_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \ |
| 706 | BR_PS_8 | \ |
| 707 | BR_MS_UPMB | \ |
| 708 | BR_V \ |
| 709 | ) |
| 710 | |
| 711 | /* |
| 712 | * CS5* configuration for Mil-Std 1553 databus interface. |
| 713 | * 33 MHz bus, GPCM, no burst. |
| 714 | * The 1553 interface uses TA and TEA to terminate bus cycles, |
| 715 | * but we clear SETA and set the cycle length to a large number so that |
| 716 | * the cycle will still complete even if there is a configuration |
| 717 | * error that prevents TA from asserting on FPGA accesss. |
| 718 | */ |
| 719 | #define CFG_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \ |
| 720 | OR_SCY_15_CLK | \ |
| 721 | OR_EHTR | \ |
| 722 | OR_TRLX | \ |
| 723 | OR_CSNT_SAM | \ |
| 724 | OR_BI \ |
| 725 | ) |
| 726 | |
| 727 | #define CFG_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \ |
| 728 | BR_PS_16 | \ |
| 729 | BR_MS_GPCM | \ |
| 730 | BR_V \ |
| 731 | ) |
| 732 | |
| 733 | /* |
| 734 | * Boot Flags |
| 735 | */ |
| 736 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| 737 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| 738 | |
| 739 | /* |
| 740 | * Disk On Chip (millenium) configuration |
| 741 | */ |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 742 | #if !defined(CONFIG_SC) |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 743 | #define CFG_MAX_DOC_DEVICE 1 |
| 744 | #undef CFG_DOC_SUPPORT_2000 |
| 745 | #define CFG_DOC_SUPPORT_MILLENNIUM |
| 746 | #undef CFG_DOC_PASSIVE_PROBE |
wdenk | 541a76d | 2003-05-03 15:50:43 +0000 | [diff] [blame] | 747 | #endif |
wdenk | 5b1d713 | 2002-11-03 00:07:02 +0000 | [diff] [blame] | 748 | |
| 749 | /* |
| 750 | * FEC interrupt assignment |
| 751 | */ |
| 752 | #define FEC_INTERRUPT SIU_LEVEL1 |
| 753 | |
| 754 | /* |
| 755 | * Sanity checks |
| 756 | */ |
| 757 | #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET) |
| 758 | #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured |
| 759 | #endif |
| 760 | |
| 761 | #endif /* __CONFIG_GEN860T_H */ |
| 762 | |
| 763 | /* vim: set ts=4 tw=78 ai shiftwidth=4: */ |