projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| f4675560 | 1 | /* |
| 29f8f58f | 2 | * (C) Copyright 2000-2008 |
| f4675560 WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 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_MPC823 1 /* This is a MPC823 CPU */ | |
| 37 | #define CONFIG_TQM823L 1 /* ...on a TQM8xxL module */ | |
| 38 | ||
| 39 | #ifdef CONFIG_LCD /* with LCD controller ? */ | |
| 21f971ec WD |
40 | #define CONFIG_LCD_LOGO 1 /* print our logo on the LCD */ |
| 41 | #define CONFIG_LCD_INFO 1 /* ... and some board info */ | |
| 27b207fd | 42 | #define CONFIG_SPLASH_SCREEN /* ... with splashscreen support*/ |
| f4675560 WD |
43 | #endif |
| 44 | ||
| 45 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ | |
| 46 | #undef CONFIG_8xx_CONS_SMC2 | |
| 47 | #undef CONFIG_8xx_CONS_NONE | |
| 48 | #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */ | |
| f4675560 | 49 | |
| ae3af05e WD |
50 | #define CONFIG_BOOTCOUNT_LIMIT |
| 51 | ||
| 52 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ | |
| f4675560 WD |
53 | |
| 54 | #define CONFIG_BOARD_TYPES 1 /* support board types */ | |
| 55 | ||
| 32bf3d14 | 56 | #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo" |
| f4675560 WD |
57 | |
| 58 | #undef CONFIG_BOOTARGS | |
| 6aff3115 WD |
59 | |
| 60 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
| ae3af05e | 61 | "netdev=eth0\0" \ |
| 6aff3115 | 62 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ |
| fe126d8b | 63 | "nfsroot=${serverip}:${rootpath}\0" \ |
| 6aff3115 | 64 | "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
| fe126d8b WD |
65 | "addip=setenv bootargs ${bootargs} " \ |
| 66 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ | |
| 67 | ":${hostname}:${netdev}:off panic=1\0" \ | |
| 6aff3115 | 68 | "flash_nfs=run nfsargs addip;" \ |
| fe126d8b | 69 | "bootm ${kernel_addr}\0" \ |
| 6aff3115 | 70 | "flash_self=run ramargs addip;" \ |
| fe126d8b WD |
71 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
| 72 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ | |
| 6aff3115 | 73 | "rootpath=/opt/eldk/ppc_8xx\0" \ |
| 29f8f58f WD |
74 | "hostname=TQM823L\0" \ |
| 75 | "bootfile=TQM823L/uImage\0" \ | |
| eb6da805 WD |
76 | "fdt_addr=40040000\0" \ |
| 77 | "kernel_addr=40060000\0" \ | |
| 78 | "ramdisk_addr=40200000\0" \ | |
| 29f8f58f WD |
79 | "u-boot=TQM823L/u-image.bin\0" \ |
| 80 | "load=tftp 200000 ${u-boot}\0" \ | |
| 81 | "update=prot off 40000000 +${filesize};" \ | |
| 82 | "era 40000000 +${filesize};" \ | |
| 83 | "cp.b 200000 40000000 ${filesize};" \ | |
| 84 | "sete filesize;save\0" \ | |
| 6aff3115 WD |
85 | "" |
| 86 | #define CONFIG_BOOTCOMMAND "run flash_self" | |
| f4675560 WD |
87 | |
| 88 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
| 6d0f6bcf | 89 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
| f4675560 WD |
90 | |
| 91 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
| 92 | ||
| a522fa0e | 93 | #if defined(CONFIG_LCD) |
| f4675560 WD |
94 | # undef CONFIG_STATUS_LED /* disturbs display */ |
| 95 | #else | |
| 96 | # define CONFIG_STATUS_LED 1 /* Status LED enabled */ | |
| 97 | #endif /* CONFIG_LCD */ | |
| 98 | ||
| a522fa0e | 99 | #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ |
| f4675560 | 100 | |
| 37d4bb70 JL |
101 | /* |
| 102 | * BOOTP options | |
| 103 | */ | |
| 104 | #define CONFIG_BOOTP_SUBNETMASK | |
| 105 | #define CONFIG_BOOTP_GATEWAY | |
| 106 | #define CONFIG_BOOTP_HOSTNAME | |
| 107 | #define CONFIG_BOOTP_BOOTPATH | |
| 108 | #define CONFIG_BOOTP_BOOTFILESIZE | |
| 109 | ||
| f4675560 WD |
110 | |
| 111 | #define CONFIG_MAC_PARTITION | |
| 112 | #define CONFIG_DOS_PARTITION | |
| 113 | ||
| 114 | #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ | |
| 115 | ||
| 2694690e JL |
116 | |
| 117 | /* | |
| 118 | * Command line configuration. | |
| 119 | */ | |
| 120 | #include <config_cmd_default.h> | |
| 121 | ||
| 122 | #define CONFIG_CMD_ASKENV | |
| 123 | #define CONFIG_CMD_DATE | |
| 124 | #define CONFIG_CMD_DHCP | |
| 29f8f58f | 125 | #define CONFIG_CMD_ELF |
| 2694690e | 126 | #define CONFIG_CMD_IDE |
| 29f8f58f | 127 | #define CONFIG_CMD_JFFS2 |
| 2694690e JL |
128 | #define CONFIG_CMD_NFS |
| 129 | #define CONFIG_CMD_SNTP | |
| 130 | ||
| 27b207fd | 131 | #ifdef CONFIG_SPLASH_SCREEN |
| 2694690e | 132 | #define CONFIG_CMD_BMP |
| 27b207fd | 133 | #endif |
| f4675560 | 134 | |
| f4675560 | 135 | |
| 29f8f58f WD |
136 | #define CONFIG_NETCONSOLE |
| 137 | ||
| f4675560 WD |
138 | /* |
| 139 | * Miscellaneous configurable options | |
| 140 | */ | |
| 6d0f6bcf JCPV |
141 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
| 142 | #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ | |
| 6aff3115 | 143 | |
| 2751a95a | 144 | #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ |
| 6d0f6bcf JCPV |
145 | #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */ |
| 146 | #ifdef CONFIG_SYS_HUSH_PARSER | |
| 147 | #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " | |
| 6aff3115 WD |
148 | #endif |
| 149 | ||
| 2694690e | 150 | #if defined(CONFIG_CMD_KGDB) |
| 6d0f6bcf | 151 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
| f4675560 | 152 | #else |
| 6d0f6bcf | 153 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
| f4675560 | 154 | #endif |
| 6d0f6bcf JCPV |
155 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
| 156 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
| 157 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
| f4675560 | 158 | |
| 6d0f6bcf JCPV |
159 | #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
| 160 | #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
| f4675560 | 161 | |
| 6d0f6bcf | 162 | #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
| f4675560 | 163 | |
| 6d0f6bcf | 164 | #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| f4675560 | 165 | |
| 6d0f6bcf | 166 | #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
| f4675560 WD |
167 | |
| 168 | /* | |
| 169 | * Low Level Configuration Settings | |
| 170 | * (address mappings, register initial values, etc.) | |
| 171 | * You should know what you are doing if you make changes here. | |
| 172 | */ | |
| 173 | /*----------------------------------------------------------------------- | |
| 174 | * Internal Memory Mapped Register | |
| 175 | */ | |
| 6d0f6bcf | 176 | #define CONFIG_SYS_IMMR 0xFFF00000 |
| f4675560 WD |
177 | |
| 178 | /*----------------------------------------------------------------------- | |
| 179 | * Definitions for initial stack pointer and data area (in DPRAM) | |
| 180 | */ | |
| 6d0f6bcf JCPV |
181 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
| 182 | #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ | |
| 183 | #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ | |
| 184 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) | |
| 185 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET | |
| f4675560 WD |
186 | |
| 187 | /*----------------------------------------------------------------------- | |
| 188 | * Start addresses for the final memory configuration | |
| 189 | * (Set up by the startup code) | |
| 6d0f6bcf | 190 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
| f4675560 | 191 | */ |
| 6d0f6bcf JCPV |
192 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
| 193 | #define CONFIG_SYS_FLASH_BASE 0x40000000 | |
| 194 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
| 195 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
| 196 | #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ | |
| f4675560 WD |
197 | |
| 198 | /* | |
| 199 | * For booting Linux, the board info and command line data | |
| 200 | * have to be in the first 8 MB of memory, since this is | |
| 201 | * the maximum mapped by the Linux kernel during initialization. | |
| 202 | */ | |
| 6d0f6bcf | 203 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| f4675560 WD |
204 | |
| 205 | /*----------------------------------------------------------------------- | |
| 206 | * FLASH organization | |
| 207 | */ | |
| f4675560 | 208 | |
| e318d9e9 | 209 | /* use CFI flash driver */ |
| 6d0f6bcf | 210 | #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ |
| 00b1883a | 211 | #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ |
| 6d0f6bcf JCPV |
212 | #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size } |
| 213 | #define CONFIG_SYS_FLASH_EMPTY_INFO | |
| 214 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 | |
| 215 | #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ | |
| 216 | #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ | |
| f4675560 | 217 | |
| 5a1aceb0 | 218 | #define CONFIG_ENV_IS_IN_FLASH 1 |
| 0e8d1586 JCPV |
219 | #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */ |
| 220 | #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ | |
| f4675560 WD |
221 | |
| 222 | /* Address and size of Redundant Environment Sector */ | |
| 0e8d1586 JCPV |
223 | #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE) |
| 224 | #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) | |
| f4675560 | 225 | |
| 6d0f6bcf | 226 | #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */ |
| 67c31036 | 227 | |
| 7c803be2 WD |
228 | #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */ |
| 229 | ||
| 29f8f58f WD |
230 | /*----------------------------------------------------------------------- |
| 231 | * Dynamic MTD partition support | |
| 232 | */ | |
| 233 | #define CONFIG_JFFS2_CMDLINE | |
| 234 | #define MTDIDS_DEFAULT "nor0=TQM8xxL-0" | |
| 235 | ||
| 236 | #define MTDPARTS_DEFAULT "mtdparts=TQM8xxL-0:256k(u-boot)," \ | |
| 237 | "128k(dtb)," \ | |
| 238 | "1664k(kernel)," \ | |
| 239 | "2m(rootfs)," \ | |
| cd82919e | 240 | "4m(data)" |
| 29f8f58f | 241 | |
| f4675560 WD |
242 | /*----------------------------------------------------------------------- |
| 243 | * Hardware Information Block | |
| 244 | */ | |
| 6d0f6bcf JCPV |
245 | #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ |
| 246 | #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ | |
| 247 | #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ | |
| f4675560 WD |
248 | |
| 249 | /*----------------------------------------------------------------------- | |
| 250 | * Cache Configuration | |
| 251 | */ | |
| 6d0f6bcf | 252 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
| 2694690e | 253 | #if defined(CONFIG_CMD_KGDB) |
| 6d0f6bcf | 254 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
| f4675560 WD |
255 | #endif |
| 256 | ||
| 257 | /*----------------------------------------------------------------------- | |
| 258 | * SYPCR - System Protection Control 11-9 | |
| 259 | * SYPCR can only be written once after reset! | |
| 260 | *----------------------------------------------------------------------- | |
| 261 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
| 262 | */ | |
| 263 | #if defined(CONFIG_WATCHDOG) | |
| 6d0f6bcf | 264 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
| f4675560 WD |
265 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
| 266 | #else | |
| 6d0f6bcf | 267 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
| f4675560 WD |
268 | #endif |
| 269 | ||
| 270 | /*----------------------------------------------------------------------- | |
| 271 | * SIUMCR - SIU Module Configuration 11-6 | |
| 272 | *----------------------------------------------------------------------- | |
| 273 | * PCMCIA config., multi-function pin tri-state | |
| 274 | */ | |
| 275 | #ifndef CONFIG_CAN_DRIVER | |
| 6d0f6bcf | 276 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
| f4675560 | 277 | #else /* we must activate GPL5 in the SIUMCR for CAN */ |
| 6d0f6bcf | 278 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
| f4675560 WD |
279 | #endif /* CONFIG_CAN_DRIVER */ |
| 280 | ||
| 281 | /*----------------------------------------------------------------------- | |
| 282 | * TBSCR - Time Base Status and Control 11-26 | |
| 283 | *----------------------------------------------------------------------- | |
| 284 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
| 285 | */ | |
| 6d0f6bcf | 286 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
| f4675560 WD |
287 | |
| 288 | /*----------------------------------------------------------------------- | |
| 289 | * RTCSC - Real-Time Clock Status and Control Register 11-27 | |
| 290 | *----------------------------------------------------------------------- | |
| 291 | */ | |
| 6d0f6bcf | 292 | #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) |
| f4675560 WD |
293 | |
| 294 | /*----------------------------------------------------------------------- | |
| 295 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
| 296 | *----------------------------------------------------------------------- | |
| 297 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
| 298 | */ | |
| 6d0f6bcf | 299 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
| f4675560 WD |
300 | |
| 301 | /*----------------------------------------------------------------------- | |
| 302 | * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 | |
| 303 | *----------------------------------------------------------------------- | |
| 304 | * Reset PLL lock status sticky bit, timer expired status bit and timer | |
| 305 | * interrupt status bit | |
| f4675560 | 306 | */ |
| 6d0f6bcf | 307 | #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) |
| f4675560 WD |
308 | |
| 309 | /*----------------------------------------------------------------------- | |
| 310 | * SCCR - System Clock and reset Control Register 15-27 | |
| 311 | *----------------------------------------------------------------------- | |
| 312 | * Set clock output, timebase and RTC source and divider, | |
| 313 | * power management and some other internal clocks | |
| 314 | */ | |
| 315 | #define SCCR_MASK SCCR_EBDF11 | |
| 6d0f6bcf | 316 | #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ |
| f4675560 WD |
317 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ |
| 318 | SCCR_DFALCD00) | |
| f4675560 WD |
319 | |
| 320 | /*----------------------------------------------------------------------- | |
| 321 | * PCMCIA stuff | |
| 322 | *----------------------------------------------------------------------- | |
| 323 | * | |
| 324 | */ | |
| 6d0f6bcf JCPV |
325 | #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000) |
| 326 | #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 ) | |
| 327 | #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000) | |
| 328 | #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 ) | |
| 329 | #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000) | |
| 330 | #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 ) | |
| 331 | #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000) | |
| 332 | #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 ) | |
| f4675560 WD |
333 | |
| 334 | /*----------------------------------------------------------------------- | |
| 335 | * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) | |
| 336 | *----------------------------------------------------------------------- | |
| 337 | */ | |
| 338 | ||
| 339 | #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ | |
| 340 | ||
| 341 | #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ | |
| 342 | #undef CONFIG_IDE_LED /* LED for ide not supported */ | |
| 343 | #undef CONFIG_IDE_RESET /* reset for ide not supported */ | |
| 344 | ||
| 6d0f6bcf JCPV |
345 | #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */ |
| 346 | #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ | |
| f4675560 | 347 | |
| 6d0f6bcf | 348 | #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 |
| f4675560 | 349 | |
| 6d0f6bcf | 350 | #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR |
| f4675560 WD |
351 | |
| 352 | /* Offset for data I/O */ | |
| 6d0f6bcf | 353 | #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
| f4675560 WD |
354 | |
| 355 | /* Offset for normal register accesses */ | |
| 6d0f6bcf | 356 | #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
| f4675560 WD |
357 | |
| 358 | /* Offset for alternate registers */ | |
| 6d0f6bcf | 359 | #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 |
| f4675560 WD |
360 | |
| 361 | /*----------------------------------------------------------------------- | |
| 362 | * | |
| 363 | *----------------------------------------------------------------------- | |
| 364 | * | |
| 365 | */ | |
| 6d0f6bcf | 366 | #define CONFIG_SYS_DER 0 |
| f4675560 WD |
367 | |
| 368 | /* | |
| 369 | * Init Memory Controller: | |
| 370 | * | |
| 371 | * BR0/1 and OR0/1 (FLASH) | |
| 372 | */ | |
| 373 | ||
| 374 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ | |
| 375 | #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */ | |
| 376 | ||
| 377 | /* used to re-map FLASH both when starting from SRAM or FLASH: | |
| 378 | * restrict access enough to keep SRAM working (if any) | |
| 379 | * but not too much to meddle with FLASH accesses | |
| 380 | */ | |
| 6d0f6bcf JCPV |
381 | #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
| 382 | #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ | |
| f4675560 WD |
383 | |
| 384 | /* | |
| 385 | * FLASH timing: | |
| 386 | */ | |
| 6d0f6bcf | 387 | #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \ |
| f4675560 | 388 | OR_SCY_3_CLK | OR_EHTR | OR_BI) |
| f4675560 | 389 | |
| 6d0f6bcf JCPV |
390 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
| 391 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) | |
| 392 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) | |
| f4675560 | 393 | |
| 6d0f6bcf JCPV |
394 | #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP |
| 395 | #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM | |
| 396 | #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V ) | |
| f4675560 WD |
397 | |
| 398 | /* | |
| 399 | * BR2/3 and OR2/3 (SDRAM) | |
| 400 | * | |
| 401 | */ | |
| 402 | #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */ | |
| 403 | #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */ | |
| 404 | #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */ | |
| 405 | ||
| 406 | /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ | |
| 6d0f6bcf | 407 | #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 |
| f4675560 | 408 | |
| 6d0f6bcf JCPV |
409 | #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM ) |
| 410 | #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
| f4675560 WD |
411 | |
| 412 | #ifndef CONFIG_CAN_DRIVER | |
| 6d0f6bcf JCPV |
413 | #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM |
| 414 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
| f4675560 | 415 | #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */ |
| 6d0f6bcf JCPV |
416 | #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */ |
| 417 | #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */ | |
| 418 | #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI) | |
| 419 | #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \ | |
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420 | BR_PS_8 | BR_MS_UPMB | BR_V ) |
| 421 | #endif /* CONFIG_CAN_DRIVER */ | |
| 422 | ||
| 423 | /* | |
| 424 | * Memory Periodic Timer Prescaler | |
| 425 | * | |
| 426 | * The Divider for PTA (refresh timer) configuration is based on an | |
| 427 | * example SDRAM configuration (64 MBit, one bank). The adjustment to | |
| 428 | * the number of chip selects (NCS) and the actually needed refresh | |
| 429 | * rate is done by setting MPTPR. | |
| 430 | * | |
| 431 | * PTA is calculated from | |
| 432 | * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS) | |
| 433 | * | |
| 434 | * gclk CPU clock (not bus clock!) | |
| 435 | * Trefresh Refresh cycle * 4 (four word bursts used) | |
| 436 | * | |
| 437 | * 4096 Rows from SDRAM example configuration | |
| 438 | * 1000 factor s -> ms | |
| 439 | * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration | |
| 440 | * 4 Number of refresh cycles per period | |
| 441 | * 64 Refresh cycle in ms per number of rows | |
| 442 | * -------------------------------------------- | |
| 443 | * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000 | |
| 444 | * | |
| 445 | * 50 MHz => 50.000.000 / Divider = 98 | |
| 446 | * 66 Mhz => 66.000.000 / Divider = 129 | |
| 447 | * 80 Mhz => 80.000.000 / Divider = 156 | |
| 448 | */ | |
| e9132ea9 | 449 | |
| 6d0f6bcf JCPV |
450 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64)) |
| 451 | #define CONFIG_SYS_MAMR_PTA 98 | |
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452 | |
| 453 | /* | |
| 454 | * For 16 MBit, refresh rates could be 31.3 us | |
| 455 | * (= 64 ms / 2K = 125 / quad bursts). | |
| 456 | * For a simpler initialization, 15.6 us is used instead. | |
| 457 | * | |
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458 | * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks |
| 459 | * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank | |
| f4675560 | 460 | */ |
| 6d0f6bcf JCPV |
461 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ |
| 462 | #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ | |
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463 | |
| 464 | /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ | |
| 6d0f6bcf JCPV |
465 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ |
| 466 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ | |
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467 | |
| 468 | /* | |
| 469 | * MAMR settings for SDRAM | |
| 470 | */ | |
| 471 | ||
| 472 | /* 8 column SDRAM */ | |
| 6d0f6bcf | 473 | #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
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474 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ |
| 475 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
| 476 | /* 9 column SDRAM */ | |
| 6d0f6bcf | 477 | #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
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478 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ |
| 479 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
| 480 | ||
| 481 | ||
| 482 | /* | |
| 483 | * Internal Definitions | |
| 484 | * | |
| 485 | * Boot Flags | |
| 486 | */ | |
| 487 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
| 488 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
| 489 | ||
| 490 | #endif /* __CONFIG_H */ |