| wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * (C) Copyright 2001 |
| 3 | * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * board/config.h - configuration options, board specific |
| 26 | */ |
| 27 | |
| 28 | #ifndef __CONFIG_H |
| 29 | #define __CONFIG_H |
| 30 | |
| 31 | /* |
| 32 | * High Level Configuration Options |
| 33 | * (easy to change) |
| 34 | */ |
| 35 | |
| 36 | #define CONFIG_405GP 1 /* This is a PPC405 CPU */ |
| 37 | #define CONFIG_4xx 1 /* ...member of PPC4xx family */ |
| 38 | #define CONFIG_DU405 1 /* ...on a DU405 board */ |
| 39 | |
| 40 | #define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */ |
| 41 | |
| 42 | #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */ |
| 43 | |
| 44 | #define CONFIG_BAUDRATE 9600 |
| 45 | #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ |
| 46 | |
| 47 | #undef CONFIG_BOOTARGS |
| 48 | #define CONFIG_BOOTCOMMAND "bootm fff00000" |
| 49 | |
| 50 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
| 51 | #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ |
| 52 | |
| 53 | #define CONFIG_MII 1 /* MII PHY management */ |
| 54 | #define CONFIG_PHY_ADDR 0 /* PHY address */ |
| 55 | |
| 56 | #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ |
| 57 | CFG_CMD_PCI | \ |
| 58 | CFG_CMD_IRQ | \ |
| 59 | CFG_CMD_IDE | \ |
| 60 | CFG_CMD_ELF | \ |
| 61 | CFG_CMD_DATE | \ |
| 62 | CFG_CMD_EEPROM ) |
| 63 | |
| 64 | #define CONFIG_MAC_PARTITION |
| 65 | #define CONFIG_DOS_PARTITION |
| 66 | |
| 67 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| 68 | #include <cmd_confdefs.h> |
| 69 | |
| 70 | #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| 71 | |
| 72 | #define CONFIG_RTC_MC146818 /* BQ3285 is MC146818 compatible*/ |
| 73 | #define CFG_RTC_REG_BASE_ADDR 0xF0000080 /* RTC Base Address */ |
| 74 | |
| 75 | #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ |
| 76 | |
| 77 | /* |
| 78 | * Miscellaneous configurable options |
| 79 | */ |
| 80 | #define CFG_LONGHELP /* undef to save memory */ |
| 81 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ |
| 82 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 83 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
| 84 | #else |
| 85 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
| 86 | #endif |
| 87 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
| 88 | #define CFG_MAXARGS 16 /* max number of command args */ |
| 89 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
| 90 | |
| 91 | #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ |
| 92 | |
| 93 | #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ |
| 94 | #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ |
| 95 | |
| 96 | #define CFG_EXT_SERIAL_CLOCK 11059200 /* use external serial clock */ |
| 97 | |
| 98 | /* The following table includes the supported baudrates */ |
| 99 | #define CFG_BAUDRATE_TABLE \ |
| 100 | { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ |
| 101 | 57600, 115200, 230400, 460800, 921600 } |
| 102 | |
| 103 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ |
| 104 | #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ |
| 105 | |
| 106 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| 107 | |
| 108 | #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ |
| 109 | |
| 110 | /*----------------------------------------------------------------------- |
| 111 | * PCI stuff |
| 112 | *----------------------------------------------------------------------- |
| 113 | */ |
| 114 | #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ |
| 115 | #define PCI_HOST_FORCE 1 /* configure as pci host */ |
| 116 | #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ |
| 117 | |
| 118 | #define CONFIG_PCI /* include pci support */ |
| 119 | #define CONFIG_PCI_HOST PCI_HOST_AUTO /* select pci host function */ |
| 120 | #define CONFIG_PCI_PNP /* do pci plug-and-play */ |
| 121 | /* resource configuration */ |
| 122 | |
| 123 | #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ |
| 124 | #define CFG_PCI_SUBSYS_DEVICEID 0x0404 /* PCI Device ID: CPCI-ISER4 */ |
| 125 | #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ |
| 126 | #define CFG_PCI_PTM1MS 0xff000001 /* 16MB, enable hard-wired to 1 */ |
| 127 | #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ |
| 128 | #define CFG_PCI_PTM2LA 0xffe00000 /* point to flash */ |
| 129 | #define CFG_PCI_PTM2MS 0xffe00001 /* 2MB, enable */ |
| 130 | #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ |
| 131 | |
| 132 | /*----------------------------------------------------------------------- |
| 133 | * IDE/ATA stuff |
| 134 | *----------------------------------------------------------------------- |
| 135 | */ |
| 136 | #undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */ |
| 137 | #undef CONFIG_IDE_LED /* no led for ide supported */ |
| 138 | #undef CONFIG_IDE_RESET /* no reset for ide supported */ |
| 139 | |
| 140 | #define CFG_IDE_MAXBUS 1 /* max. 1 IDE busses */ |
| 141 | #define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*1) /* max. 1 drives per IDE bus */ |
| 142 | |
| 143 | #define CFG_ATA_BASE_ADDR 0xF0100000 |
| 144 | #define CFG_ATA_IDE0_OFFSET 0x0000 |
| 145 | |
| 146 | #define CFG_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */ |
| 147 | #define CFG_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */ |
| 148 | #define CFG_ATA_ALT_OFFSET 0x0000 /* Offset for alternate registers */ |
| 149 | |
| 150 | /*----------------------------------------------------------------------- |
| 151 | * Start addresses for the final memory configuration |
| 152 | * (Set up by the startup code) |
| 153 | * Please note that CFG_SDRAM_BASE _must_ start at 0 |
| 154 | */ |
| 155 | #define CFG_SDRAM_BASE 0x00000000 |
| 156 | #define CFG_FLASH_BASE 0xFFFD0000 |
| 157 | #define CFG_MONITOR_BASE CFG_FLASH_BASE |
| 158 | #define CFG_MONITOR_LEN (192 * 1024) /* Reserve 192 kB for Monitor */ |
| 159 | #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ |
| 160 | |
| 161 | /* |
| 162 | * For booting Linux, the board info and command line data |
| 163 | * have to be in the first 8 MB of memory, since this is |
| 164 | * the maximum mapped by the Linux kernel during initialization. |
| 165 | */ |
| 166 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| 167 | /*----------------------------------------------------------------------- |
| 168 | * FLASH organization |
| 169 | */ |
| 170 | #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ |
| 171 | #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ |
| 172 | |
| 173 | #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
| 174 | #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ |
| 175 | |
| 176 | #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ |
| 177 | #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ |
| 178 | #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ |
| 179 | /* |
| 180 | * The following defines are added for buggy IOP480 byte interface. |
| 181 | * All other boards should use the standard values (CPCI405 etc.) |
| 182 | */ |
| 183 | #define CFG_FLASH_READ0 0x0000 /* 0 is standard */ |
| 184 | #define CFG_FLASH_READ1 0x0001 /* 1 is standard */ |
| 185 | #define CFG_FLASH_READ2 0x0002 /* 2 is standard */ |
| 186 | |
| 187 | #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
| 188 | |
| 189 | /*----------------------------------------------------------------------- |
| 190 | * I2C EEPROM (CAT24WC08) for environment |
| 191 | */ |
| 192 | #define CONFIG_HARD_I2C /* I2c with hardware support */ |
| 193 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
| 194 | #define CFG_I2C_SLAVE 0x7F |
| 195 | |
| 196 | #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ |
| 197 | #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ |
| 198 | /* mask of address bits that overflow into the "EEPROM chip address" */ |
| 199 | #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07 |
| 200 | #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ |
| 201 | /* 16 byte page write mode using*/ |
| 202 | /* last 4 bits of the address */ |
| 203 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ |
| 204 | #define CFG_EEPROM_PAGE_WRITE_ENABLE |
| 205 | |
| 206 | #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ |
| 207 | #define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */ |
| 208 | #define CFG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars */ |
| 209 | /* total size of a CAT24WC08 is 1024 bytes */ |
| 210 | |
| 211 | /*----------------------------------------------------------------------- |
| 212 | * Cache Configuration |
| 213 | */ |
| 214 | #define CFG_DCACHE_SIZE 8192 /* For IBM 405 CPUs */ |
| 215 | #define CFG_CACHELINE_SIZE 32 /* ... */ |
| 216 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 217 | #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
| 218 | #endif |
| 219 | |
| 220 | /* |
| 221 | * Init Memory Controller: |
| 222 | * |
| 223 | * BR0/1 and OR0/1 (FLASH) |
| 224 | */ |
| 225 | |
| 226 | #define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */ |
| 227 | #define FLASH_BASE1_PRELIM 0xFFC00000 /* FLASH bank #1 */ |
| 228 | |
| 229 | /*----------------------------------------------------------------------- |
| 230 | * External Bus Controller (EBC) Setup |
| 231 | */ |
| 232 | |
| 233 | #define FLASH0_BA 0xFFC00000 /* FLASH 0 Base Address */ |
| 234 | #define FLASH1_BA 0xFF800000 /* FLASH 1 Base Address */ |
| 235 | #define CAN_BA 0xF0000000 /* CAN Base Address */ |
| 236 | #define DUART_BA 0xF0300000 /* DUART Base Address */ |
| 237 | #define CF_BA 0xF0100000 /* CompactFlash Base Address */ |
| 238 | #define SRAM_BA 0xF0200000 /* SRAM Base Address */ |
| 239 | #define DURAG_IO_BA 0xF0400000 /* DURAG Bus IO Base Address */ |
| 240 | #define DURAG_MEM_BA 0xF0500000 /* DURAG Bus Mem Base Address */ |
| 241 | |
| 242 | #define FPGA_MODE_REG (DUART_BA+0x80) /* FPGA Mode Register */ |
| 243 | |
| 244 | /* Memory Bank 0 (Flash Bank 0) initialization */ |
| 245 | #define CFG_EBC_PB0AP 0x92015480 |
| 246 | #define CFG_EBC_PB0CR FLASH0_BA | 0x5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ |
| 247 | |
| 248 | /* Memory Bank 1 (Flash Bank 1) initialization */ |
| 249 | #define CFG_EBC_PB1AP 0x92015480 |
| 250 | #define CFG_EBC_PB1CR FLASH1_BA | 0x5A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=16bit */ |
| 251 | |
| 252 | /* Memory Bank 2 (CAN0) initialization */ |
| 253 | #define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 254 | #define CFG_EBC_PB2CR CAN_BA | 0x18000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ |
| 255 | |
| 256 | /* Memory Bank 3 (DUART) initialization */ |
| 257 | #define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 258 | #define CFG_EBC_PB3CR DUART_BA | 0x18000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */ |
| 259 | |
| 260 | /* Memory Bank 4 (CompactFlash IDE) initialization */ |
| 261 | #define CFG_EBC_PB4AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 262 | #define CFG_EBC_PB4CR CF_BA | 0x1A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */ |
| 263 | |
| 264 | /* Memory Bank 5 (SRAM) initialization */ |
| 265 | #define CFG_EBC_PB5AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 266 | #define CFG_EBC_PB5CR SRAM_BA | 0x1A000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=16bit */ |
| 267 | |
| 268 | /* Memory Bank 6 (DURAG Bus IO Space) initialization */ |
| 269 | #define CFG_EBC_PB6AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 270 | #define CFG_EBC_PB6CR DURAG_IO_BA | 0x18000 /* BAS=0xF04,BS=1MB,BU=R/W,BW=8bit*/ |
| 271 | |
| 272 | /* Memory Bank 7 (DURAG Bus Mem Space) initialization */ |
| 273 | #define CFG_EBC_PB7AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| 274 | #define CFG_EBC_PB7CR DURAG_MEM_BA | 0x18000 /* BAS=0xF05,BS=1MB,BU=R/W,BW=8bit */ |
| 275 | |
| 276 | |
| 277 | /*----------------------------------------------------------------------- |
| 278 | * Definitions for initial stack pointer and data area (in DPRAM) |
| 279 | */ |
| 280 | |
| 281 | /* use on chip memory ( OCM ) for temperary stack until sdram is tested */ |
| 282 | #define CFG_TEMP_STACK_OCM 1 |
| 283 | |
| 284 | /* On Chip Memory location */ |
| 285 | #define CFG_OCM_DATA_ADDR 0xF8000000 |
| 286 | #define CFG_OCM_DATA_SIZE 0x1000 |
| 287 | |
| 288 | #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ |
| 289 | #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ |
| 290 | #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
| 291 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
| 292 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| 293 | |
| 294 | |
| 295 | /* |
| 296 | * Internal Definitions |
| 297 | * |
| 298 | * Boot Flags |
| 299 | */ |
| 300 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| 301 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| 302 | |
| 303 | #endif /* __CONFIG_H */ |