wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2001 |
| 3 | * Stuart Hughes <stuarth@lineo.com> |
| 4 | * This file is based on similar values for other boards found in other |
| 5 | * U-Boot config files, and some that I found in the mpc8260ads manual. |
| 6 | * |
| 7 | * Note: my board is a PILOT rev. |
| 8 | * Note: the mpc8260ads doesn't come with a proper Ethernet MAC address. |
| 9 | * |
| 10 | * See file CREDITS for list of people who contributed to this |
| 11 | * project. |
| 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 | /* |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 30 | * Config header file for a MPC8266ADS Pilot 16M Ram Simm, 8Mbytes Flash Simm |
| 31 | */ |
| 32 | |
| 33 | /* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
| 34 | !! !! |
| 35 | !! This configuration requires JP3 to be in position 1-2 to work !! |
| 36 | !! To make it work for the default, the TEXT_BASE define in !! |
| 37 | !! board/mpc8266ads/config.mk must be changed from 0xfe000000 to !! |
| 38 | !! 0xfff00000 !! |
| 39 | !! The CFG_HRCW_MASTER define below must also be changed to match !! |
| 40 | !! !! |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 41 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 42 | */ |
| 43 | |
| 44 | #ifndef __CONFIG_H |
| 45 | #define __CONFIG_H |
| 46 | |
| 47 | /* |
| 48 | * High Level Configuration Options |
| 49 | * (easy to change) |
| 50 | */ |
| 51 | |
| 52 | #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 53 | #define CONFIG_MPC8266ADS 1 /* ...on motorola ads board */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 54 | |
| 55 | #define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */ |
| 56 | |
| 57 | /* allow serial and ethaddr to be overwritten */ |
| 58 | #define CONFIG_ENV_OVERWRITE |
| 59 | |
| 60 | /* |
| 61 | * select serial console configuration |
| 62 | * |
| 63 | * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then |
| 64 | * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 |
| 65 | * for SCC). |
| 66 | * |
| 67 | * if CONFIG_CONS_NONE is defined, then the serial console routines must |
| 68 | * defined elsewhere (for example, on the cogent platform, there are serial |
| 69 | * ports on the motherboard which are used for the serial console - see |
| 70 | * cogent/cma101/serial.[ch]). |
| 71 | */ |
| 72 | #undef CONFIG_CONS_ON_SMC /* define if console on SMC */ |
| 73 | #define CONFIG_CONS_ON_SCC /* define if console on SCC */ |
| 74 | #undef CONFIG_CONS_NONE /* define if console on something else */ |
| 75 | #define CONFIG_CONS_INDEX 1 /* which serial channel for console */ |
| 76 | |
| 77 | /* |
| 78 | * select ethernet configuration |
| 79 | * |
| 80 | * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then |
| 81 | * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 |
| 82 | * for FCC) |
| 83 | * |
| 84 | * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be |
| 85 | * defined elsewhere (as for the console), or CFG_CMD_NET must be removed |
| 86 | * from CONFIG_COMMANDS to remove support for networking. |
| 87 | */ |
| 88 | #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */ |
| 89 | #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */ |
| 90 | #undef CONFIG_ETHER_NONE /* define if ether on something else */ |
| 91 | #define CONFIG_ETHER_INDEX 2 /* which channel for ether */ |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 92 | #define CONFIG_MII /* MII PHY management */ |
| 93 | #define CONFIG_BITBANGMII /* bit-bang MII PHY management */ |
| 94 | /* |
| 95 | * Port pins used for bit-banged MII communictions (if applicable). |
| 96 | */ |
| 97 | #define MDIO_PORT 2 /* Port C */ |
| 98 | #define MDIO_ACTIVE (iop->pdir |= 0x00400000) |
| 99 | #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) |
| 100 | #define MDIO_READ ((iop->pdat & 0x00400000) != 0) |
| 101 | |
| 102 | #define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \ |
| 103 | else iop->pdat &= ~0x00400000 |
| 104 | |
| 105 | #define MDC(bit) if(bit) iop->pdat |= 0x00200000; \ |
| 106 | else iop->pdat &= ~0x00200000 |
| 107 | |
| 108 | #define MIIDELAY udelay(1) |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 109 | |
| 110 | #if (CONFIG_ETHER_INDEX == 2) |
| 111 | |
| 112 | /* |
| 113 | * - Rx-CLK is CLK13 |
| 114 | * - Tx-CLK is CLK14 |
| 115 | * - Select bus for bd/buffers (see 28-13) |
| 116 | * - Half duplex |
| 117 | */ |
| 118 | # define CFG_CMXFCR_MASK (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK) |
| 119 | # define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14) |
| 120 | # define CFG_CPMFCR_RAMTYPE 0 |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 121 | # define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 122 | |
| 123 | #endif /* CONFIG_ETHER_INDEX */ |
| 124 | |
| 125 | /* other options */ |
| 126 | #define CONFIG_HARD_I2C 1 /* To enable I2C support */ |
| 127 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
| 128 | #define CFG_I2C_SLAVE 0x7F |
| 129 | #define CFG_I2C_EEPROM_ADDR_LEN 1 |
| 130 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 131 | /* PCI */ |
| 132 | #define CONFIG_PCI |
| 133 | #define CONFIG_PCI_PNP |
| 134 | #define CONFIG_PCI_BOOTDELAY 0 |
| 135 | #undef CONFIG_PCI_SCAN_SHOW |
| 136 | |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 137 | /*----------------------------------------------------------------------- |
| 138 | * Definitions for Serial Presence Detect EEPROM address |
| 139 | * (to get SDRAM settings) |
| 140 | */ |
| 141 | #define SPD_EEPROM_ADDRESS 0x50 |
| 142 | |
| 143 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 144 | #define CONFIG_8260_CLKIN 66000000 /* in Hz */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 145 | #define CONFIG_BAUDRATE 115200 |
| 146 | |
| 147 | |
| 148 | #define CONFIG_COMMANDS (CFG_CMD_ALL & ~( \ |
| 149 | CFG_CMD_BEDBUG | \ |
wdenk | 53cad43 | 2003-04-20 17:26:01 +0000 | [diff] [blame] | 150 | CFG_CMD_BMP | \ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 151 | CFG_CMD_BSP | \ |
| 152 | CFG_CMD_DATE | \ |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 153 | CFG_CMD_DHCP | \ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 154 | CFG_CMD_DOC | \ |
| 155 | CFG_CMD_DTT | \ |
| 156 | CFG_CMD_EEPROM | \ |
| 157 | CFG_CMD_ELF | \ |
| 158 | CFG_CMD_FDC | \ |
| 159 | CFG_CMD_FDOS | \ |
| 160 | CFG_CMD_HWFLOW | \ |
| 161 | CFG_CMD_IDE | \ |
| 162 | CFG_CMD_JFFS2 | \ |
| 163 | CFG_CMD_KGDB | \ |
wdenk | 71f9511 | 2003-06-15 22:40:42 +0000 | [diff] [blame] | 164 | CFG_CMD_MMC | \ |
wdenk | ac6dbb8 | 2003-03-26 11:42:53 +0000 | [diff] [blame] | 165 | CFG_CMD_NAND | \ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 166 | CFG_CMD_PCMCIA | \ |
| 167 | CFG_CMD_SCSI | \ |
| 168 | CFG_CMD_SPI | \ |
| 169 | CFG_CMD_VFD | \ |
| 170 | CFG_CMD_USB ) ) |
| 171 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 172 | /* Define a command string that is automatically executed when no character |
| 173 | * is read on the console interface withing "Boot Delay" after reset. |
| 174 | */ |
| 175 | #define CONFIG_BOOT_ROOT_INITRD 0 /* Use ram disk for the root file system */ |
| 176 | #define CONFIG_BOOT_ROOT_NFS 1 /* Use a NFS mounted root file system */ |
| 177 | |
| 178 | #if CONFIG_BOOT_ROOT_INITRD |
| 179 | #define CONFIG_BOOTCOMMAND \ |
| 180 | "version;" \ |
| 181 | "echo;" \ |
| 182 | "bootp;" \ |
| 183 | "setenv bootargs root=/dev/ram0 rw " \ |
| 184 | "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ |
| 185 | "bootm" |
| 186 | #endif /* CONFIG_BOOT_ROOT_INITRD */ |
| 187 | |
| 188 | #if CONFIG_BOOT_ROOT_NFS |
| 189 | #define CONFIG_BOOTCOMMAND \ |
| 190 | "version;" \ |
| 191 | "echo;" \ |
| 192 | "bootp;" \ |
| 193 | "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ |
| 194 | "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ |
| 195 | "bootm" |
| 196 | #endif /* CONFIG_BOOT_ROOT_NFS */ |
| 197 | |
| 198 | /* Add support for a few extra bootp options like: |
| 199 | * - File size |
| 200 | * - DNS |
| 201 | */ |
| 202 | #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \ |
| 203 | CONFIG_BOOTP_BOOTFILESIZE | \ |
| 204 | CONFIG_BOOTP_DNS) |
| 205 | |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 206 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| 207 | #include <cmd_confdefs.h> |
| 208 | |
| 209 | |
| 210 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 211 | |
| 212 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 213 | #undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */ |
| 214 | #define CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */ |
| 215 | #undef CONFIG_KGDB_NONE /* define if kgdb on something else */ |
| 216 | #define CONFIG_KGDB_INDEX 2 /* which serial channel for kgdb */ |
| 217 | #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */ |
| 218 | #endif |
| 219 | |
| 220 | #undef CONFIG_WATCHDOG /* disable platform specific watchdog */ |
| 221 | |
| 222 | /* |
| 223 | * Miscellaneous configurable options |
| 224 | */ |
| 225 | #define CFG_LONGHELP /* undef to save memory */ |
| 226 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ |
| 227 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 228 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
| 229 | #else |
| 230 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
| 231 | #endif |
| 232 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
| 233 | #define CFG_MAXARGS 16 /* max number of command args */ |
| 234 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
| 235 | |
| 236 | #define CFG_MEMTEST_START 0x00100000 /* memtest works on */ |
| 237 | #define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ |
| 238 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 239 | #undef CONFIG_CLOCKS_IN_MHZ /* clocks passsed to Linux in MHz */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 240 | /* for versions < 2.4.5-pre5 */ |
| 241 | |
| 242 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ |
| 243 | |
| 244 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| 245 | |
| 246 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } |
| 247 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 248 | #define CFG_FLASH_BASE 0xFE000000 |
| 249 | #define FLASH_BASE 0xFE000000 |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 250 | #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ |
| 251 | #define CFG_MAX_FLASH_SECT 32 /* max num of sects on one chip */ |
| 252 | #define CFG_FLASH_SIZE 8 |
| 253 | #define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ |
| 254 | #define CFG_FLASH_WRITE_TOUT 5 /* Timeout for Flash Write (in ms) */ |
| 255 | |
| 256 | #undef CFG_FLASH_CHECKSUM |
| 257 | |
| 258 | /* this is stuff came out of the Motorola docs */ |
| 259 | /* Only change this if you also change the Hardware configuration Word */ |
| 260 | #define CFG_DEFAULT_IMMR 0x0F010000 |
| 261 | |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 262 | /* Set IMMR to 0xF0000000 or above to boot Linux */ |
| 263 | #define CFG_IMMR 0xF0000000 |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 264 | #define CFG_BCSR 0xF8000000 |
| 265 | #define CFG_PCI_INT 0xF8200000 /* PCI interrupt controller */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 266 | |
| 267 | /* Define CONFIG_VERY_BIG_RAM to allow use of SDRAMs larger than 256MBytes |
| 268 | */ |
| 269 | /*#define CONFIG_VERY_BIG_RAM 1*/ |
| 270 | |
| 271 | /* What should be the base address of SDRAM DIMM and how big is |
| 272 | * it (in Mbytes)? This will normally auto-configure via the SPD. |
| 273 | */ |
| 274 | #define CFG_SDRAM_BASE 0x00000000 |
| 275 | #define CFG_SDRAM_SIZE 16 |
| 276 | |
| 277 | #define SDRAM_SPD_ADDR 0x50 |
| 278 | |
| 279 | |
| 280 | /*----------------------------------------------------------------------- |
| 281 | * BR2,BR3 - Base Register |
| 282 | * Ref: Section 10.3.1 on page 10-14 |
| 283 | * OR2,OR3 - Option Register |
| 284 | * Ref: Section 10.3.2 on page 10-16 |
| 285 | *----------------------------------------------------------------------- |
| 286 | */ |
| 287 | |
| 288 | /* Bank 2,3 - SDRAM DIMM |
| 289 | */ |
| 290 | |
| 291 | /* The BR2 is configured as follows: |
| 292 | * |
| 293 | * - Base address of 0x00000000 |
| 294 | * - 64 bit port size (60x bus only) |
| 295 | * - Data errors checking is disabled |
| 296 | * - Read and write access |
| 297 | * - SDRAM 60x bus |
| 298 | * - Access are handled by the memory controller according to MSEL |
| 299 | * - Not used for atomic operations |
| 300 | * - No data pipelining is done |
| 301 | * - Valid |
| 302 | */ |
| 303 | #define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\ |
| 304 | BRx_PS_64 |\ |
| 305 | BRx_MS_SDRAM_P |\ |
| 306 | BRx_V) |
| 307 | |
| 308 | #define CFG_BR3_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\ |
| 309 | BRx_PS_64 |\ |
| 310 | BRx_MS_SDRAM_P |\ |
| 311 | BRx_V) |
| 312 | |
| 313 | /* With a 64 MB DIMM, the OR2 is configured as follows: |
| 314 | * |
| 315 | * - 64 MB |
| 316 | * - 4 internal banks per device |
| 317 | * - Row start address bit is A8 with PSDMR[PBI] = 0 |
| 318 | * - 12 row address lines |
| 319 | * - Back-to-back page mode |
| 320 | * - Internal bank interleaving within save device enabled |
| 321 | */ |
| 322 | #if (CFG_SDRAM_SIZE == 64) |
| 323 | #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM_SIZE) |\ |
| 324 | ORxS_BPD_4 |\ |
| 325 | ORxS_ROWST_PBI0_A8 |\ |
| 326 | ORxS_NUMR_12) |
| 327 | #elif (CFG_SDRAM_SIZE == 16) |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 328 | #define CFG_OR2_PRELIM (0xFF000C80) |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 329 | #else |
| 330 | #error "INVALID SDRAM CONFIGURATION" |
| 331 | #endif |
| 332 | |
| 333 | /*----------------------------------------------------------------------- |
| 334 | * PSDMR - 60x Bus SDRAM Mode Register |
| 335 | * Ref: Section 10.3.3 on page 10-21 |
| 336 | *----------------------------------------------------------------------- |
| 337 | */ |
| 338 | |
| 339 | #if (CFG_SDRAM_SIZE == 64) |
| 340 | /* With a 64 MB DIMM, the PSDMR is configured as follows: |
| 341 | * |
| 342 | * - Bank Based Interleaving, |
| 343 | * - Refresh Enable, |
| 344 | * - Address Multiplexing where A5 is output on A14 pin |
| 345 | * (A6 on A15, and so on), |
| 346 | * - use address pins A14-A16 as bank select, |
| 347 | * - A9 is output on SDA10 during an ACTIVATE command, |
| 348 | * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, |
| 349 | * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command |
| 350 | * is 3 clocks, |
| 351 | * - earliest timing for READ/WRITE command after ACTIVATE command is |
| 352 | * 2 clocks, |
| 353 | * - earliest timing for PRECHARGE after last data was read is 1 clock, |
| 354 | * - earliest timing for PRECHARGE after last data was written is 1 clock, |
| 355 | * - CAS Latency is 2. |
| 356 | */ |
| 357 | #define CFG_PSDMR (PSDMR_RFEN |\ |
| 358 | PSDMR_SDAM_A14_IS_A5 |\ |
| 359 | PSDMR_BSMA_A14_A16 |\ |
| 360 | PSDMR_SDA10_PBI0_A9 |\ |
| 361 | PSDMR_RFRC_7_CLK |\ |
| 362 | PSDMR_PRETOACT_3W |\ |
| 363 | PSDMR_ACTTORW_2W |\ |
| 364 | PSDMR_LDOTOPRE_1C |\ |
| 365 | PSDMR_WRC_1C |\ |
| 366 | PSDMR_CL_2) |
| 367 | #elif (CFG_SDRAM_SIZE == 16) |
| 368 | /* With a 16 MB DIMM, the PSDMR is configured as follows: |
| 369 | * |
| 370 | * configuration parameters found in Motorola documentation |
| 371 | */ |
| 372 | #define CFG_PSDMR (0x016EB452) |
| 373 | #else |
| 374 | #error "INVALID SDRAM CONFIGURATION" |
| 375 | #endif |
| 376 | |
| 377 | |
| 378 | #define RS232EN_1 0x02000002 |
| 379 | #define RS232EN_2 0x01000001 |
| 380 | #define FETHIEN 0x08000008 |
| 381 | #define FETH_RST 0x04000004 |
| 382 | |
| 383 | #define CFG_INIT_RAM_ADDR CFG_IMMR |
| 384 | #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ |
| 385 | #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
| 386 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
| 387 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| 388 | |
| 389 | |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 390 | /* Use this HRCW for booting from address 0xfe00000 (JP3 in setting 1-2) */ |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 391 | /* 0x0EB2B645 */ |
| 392 | #define CFG_HRCW_MASTER (( HRCW_BPS11 | HRCW_CIP ) |\ |
| 393 | ( HRCW_L2CPC10 | HRCW_DPPC11 | HRCW_ISB010 ) |\ |
| 394 | ( HRCW_BMS | HRCW_MMR11 | HRCW_LBPC01 | HRCW_APPC10 ) |\ |
| 395 | ( HRCW_CS10PC01 | HRCW_MODCK_H0101 ) \ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 396 | ) |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 397 | |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 398 | /* Use this HRCW for booting from address 0xfff0000 (JP3 in setting 2-3) */ |
| 399 | /* #define CFG_HRCW_MASTER 0x0cb23645 */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 400 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 401 | /* This value should actually be situated in the first 256 bytes of the FLASH |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 402 | which on the standard MPC8266ADS board is at address 0xFF800000 |
| 403 | The linker script places it at 0xFFF00000 instead. |
| 404 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 405 | It still works, however, as long as the ADS board jumper JP3 is set to |
| 406 | position 2-3 so the board is using the BCSR as Hardware Configuration Word |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 407 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 408 | If you want to use the one defined here instead, ust copy the first 256 bytes from |
| 409 | 0xfff00000 to 0xff800000 (for 8MB flash) |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 410 | |
| 411 | - Rune |
| 412 | |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 413 | */ |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 414 | |
| 415 | /* no slaves */ |
| 416 | #define CFG_HRCW_SLAVE1 0 |
| 417 | #define CFG_HRCW_SLAVE2 0 |
| 418 | #define CFG_HRCW_SLAVE3 0 |
| 419 | #define CFG_HRCW_SLAVE4 0 |
| 420 | #define CFG_HRCW_SLAVE5 0 |
| 421 | #define CFG_HRCW_SLAVE6 0 |
| 422 | #define CFG_HRCW_SLAVE7 0 |
| 423 | |
| 424 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| 425 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| 426 | |
| 427 | #define CFG_MONITOR_BASE TEXT_BASE |
| 428 | #if (CFG_MONITOR_BASE < CFG_FLASH_BASE) |
| 429 | # define CFG_RAMBOOT |
| 430 | #endif |
| 431 | |
| 432 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
| 433 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ |
| 434 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| 435 | |
| 436 | #ifndef CFG_RAMBOOT |
| 437 | # define CFG_ENV_IS_IN_FLASH 1 |
| 438 | # define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) |
| 439 | # define CFG_ENV_SECT_SIZE 0x40000 |
| 440 | #else |
| 441 | # define CFG_ENV_IS_IN_NVRAM 1 |
| 442 | # define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) |
| 443 | # define CFG_ENV_SIZE 0x200 |
| 444 | #endif /* CFG_RAMBOOT */ |
| 445 | |
| 446 | |
| 447 | #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ |
| 448 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 449 | # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
| 450 | #endif |
| 451 | |
| 452 | |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 453 | /*----------------------------------------------------------------------- |
| 454 | * HIDx - Hardware Implementation-dependent Registers 2-11 |
| 455 | *----------------------------------------------------------------------- |
| 456 | * HID0 also contains cache control - initially enable both caches and |
| 457 | * invalidate contents, then the final state leaves only the instruction |
| 458 | * cache enabled. Note that Power-On and Hard reset invalidate the caches, |
| 459 | * but Soft reset does not. |
| 460 | * |
| 461 | * HID1 has only read-only information - nothing to set. |
| 462 | */ |
| 463 | /*#define CFG_HID0_INIT 0 */ |
| 464 | #define CFG_HID0_INIT (HID0_ICE |\ |
| 465 | HID0_DCE |\ |
| 466 | HID0_ICFI |\ |
| 467 | HID0_DCI |\ |
| 468 | HID0_IFEM |\ |
| 469 | HID0_ABE) |
| 470 | |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 471 | #define CFG_HID0_FINAL (HID0_ICE | HID0_IFEM | HID0_ABE ) |
| 472 | |
| 473 | #define CFG_HID2 0 |
| 474 | |
| 475 | #define CFG_SYPCR 0xFFFFFFC3 |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 476 | #define CFG_BCR 0x004C0000 |
| 477 | #define CFG_SIUMCR 0x4E64C000 |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 478 | #define CFG_SCCR 0x00000000 |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 479 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 480 | /* local bus memory map |
| 481 | * |
| 482 | * 0x00000000-0x03FFFFFF 64MB SDRAM |
| 483 | * 0x80000000-0x9FFFFFFF 512MB outbound prefetchable PCI memory window |
| 484 | * 0xA0000000-0xBFFFFFFF 512MB outbound non-prefetchable PCI memory window |
| 485 | * 0xF0000000-0xF001FFFF 128KB MPC8266 internal memory |
| 486 | * 0xF4000000-0xF7FFFFFF 64MB outbound PCI I/O window |
| 487 | * 0xF8000000-0xF8007FFF 32KB BCSR |
| 488 | * 0xF8100000-0xF8107FFF 32KB ATM UNI |
| 489 | * 0xF8200000-0xF8207FFF 32KB PCI interrupt controller |
| 490 | * 0xF8300000-0xF8307FFF 32KB EEPROM |
| 491 | * 0xFE000000-0xFFFFFFFF 32MB flash |
| 492 | */ |
| 493 | #define CFG_BR0_PRELIM 0xFE001801 /* flash */ |
| 494 | #define CFG_OR0_PRELIM 0xFE000836 |
| 495 | #define CFG_BR1_PRELIM (CFG_BCSR | 0x1801) /* BCSR */ |
| 496 | #define CFG_OR1_PRELIM 0xFFFF8010 |
| 497 | #define CFG_BR4_PRELIM 0xF8300801 /* EEPROM */ |
| 498 | #define CFG_OR4_PRELIM 0xFFFF8846 |
| 499 | #define CFG_BR5_PRELIM 0xF8100801 /* PM5350 ATM UNI */ |
| 500 | #define CFG_OR5_PRELIM 0xFFFF8E36 |
| 501 | #define CFG_BR8_PRELIM (CFG_PCI_INT | 0x1801) /* PCI interrupt controller */ |
| 502 | #define CFG_OR8_PRELIM 0xFFFF8010 |
| 503 | |
| 504 | #define CFG_RMR 0x0001 |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 505 | #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE) |
| 506 | #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE) |
| 507 | #define CFG_RCCR 0 |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 508 | #define CFG_MPTPR 0x00001900 |
| 509 | #define CFG_PSRT 0x00000021 |
| 510 | |
| 511 | #define CFG_RESET_ADDRESS 0x04400000 |
| 512 | |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 513 | /* PCI Memory map (if different from default map */ |
| 514 | #define CFG_PCI_SLV_MEM_LOCAL CFG_SDRAM_BASE /* Local base */ |
| 515 | #define CFG_PCI_SLV_MEM_BUS 0x00000000 /* PCI base */ |
| 516 | #define CFG_PICMR0_MASK_ATTRIB (PICMR_MASK_512MB | PICMR_ENABLE | \ |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 517 | PICMR_PREFETCH_EN) |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 518 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 519 | /* |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 520 | * These are the windows that allow the CPU to access PCI address space. |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 521 | * All three PCI master windows, which allow the CPU to access PCI |
| 522 | * prefetch, non prefetch, and IO space (see below), must all fit within |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 523 | * these windows. |
| 524 | */ |
| 525 | |
| 526 | /* PCIBR0 */ |
| 527 | #define CFG_PCI_MSTR0_LOCAL 0x80000000 /* Local base */ |
| 528 | #define CFG_PCIMSK0_MASK PCIMSK_1GB /* Size of window */ |
| 529 | /* PCIBR1 */ |
| 530 | #define CFG_PCI_MSTR1_LOCAL 0xF4000000 /* Local base */ |
| 531 | #define CFG_PCIMSK1_MASK PCIMSK_64MB /* Size of window */ |
| 532 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 533 | /* |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 534 | * Master window that allows the CPU to access PCI Memory (prefetch). |
| 535 | * This window will be setup with the first set of Outbound ATU registers |
| 536 | * in the bridge. |
| 537 | */ |
| 538 | |
| 539 | #define CFG_PCI_MSTR_MEM_LOCAL 0x80000000 /* Local base */ |
| 540 | #define CFG_PCI_MSTR_MEM_BUS 0x80000000 /* PCI base */ |
| 541 | #define CFG_CPU_PCI_MEM_START PCI_MSTR_MEM_LOCAL |
| 542 | #define CFG_PCI_MSTR_MEM_SIZE 0x20000000 /* 512MB */ |
| 543 | #define CFG_POCMR0_MASK_ATTRIB (POCMR_MASK_512MB | POCMR_ENABLE | POCMR_PREFETCH_EN) |
| 544 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 545 | /* |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 546 | * Master window that allows the CPU to access PCI Memory (non-prefetch). |
| 547 | * This window will be setup with the second set of Outbound ATU registers |
| 548 | * in the bridge. |
| 549 | */ |
| 550 | |
| 551 | #define CFG_PCI_MSTR_MEMIO_LOCAL 0xA0000000 /* Local base */ |
| 552 | #define CFG_PCI_MSTR_MEMIO_BUS 0xA0000000 /* PCI base */ |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 553 | #define CFG_CPU_PCI_MEMIO_START PCI_MSTR_MEMIO_LOCAL |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 554 | #define CFG_PCI_MSTR_MEMIO_SIZE 0x20000000 /* 512MB */ |
| 555 | #define CFG_POCMR1_MASK_ATTRIB (POCMR_MASK_512MB | POCMR_ENABLE) |
| 556 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 557 | /* |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 558 | * Master window that allows the CPU to access PCI IO space. |
| 559 | * This window will be setup with the third set of Outbound ATU registers |
| 560 | * in the bridge. |
| 561 | */ |
| 562 | |
| 563 | #define CFG_PCI_MSTR_IO_LOCAL 0xF4000000 /* Local base */ |
wdenk | 7a8e9bed | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 564 | #define CFG_PCI_MSTR_IO_BUS 0xF4000000 /* PCI base */ |
wdenk | 5d232d0 | 2003-05-22 22:52:13 +0000 | [diff] [blame] | 565 | #define CFG_CPU_PCI_IO_START PCI_MSTR_IO_LOCAL |
| 566 | #define CFG_PCI_MSTR_IO_SIZE 0x04000000 /* 64MB */ |
| 567 | #define CFG_POCMR2_MASK_ATTRIB (POCMR_MASK_64MB | POCMR_ENABLE | POCMR_PCI_IO) |
| 568 | |
| 569 | |
wdenk | db2f721f | 2003-03-06 00:58:30 +0000 | [diff] [blame] | 570 | #endif /* __CONFIG_H */ |