wdenk | 0f8c976 | 2002-08-19 11:57:05 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2001 |
| 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 | * Workaround for layout bug on prototype board |
| 33 | */ |
| 34 | #define PCU_E_WITH_SWAPPED_CS 1 |
| 35 | |
| 36 | /* |
| 37 | * High Level Configuration Options |
| 38 | * (easy to change) |
| 39 | */ |
| 40 | |
| 41 | #define CONFIG_MPC860 1 /* This is a MPC860T CPU */ |
| 42 | #define CONFIG_MPC860T 1 |
| 43 | #define CONFIG_PCU_E 1 /* ...on a PCU E board */ |
| 44 | |
| 45 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ |
| 46 | |
| 47 | #define CONFIG_BAUDRATE 9600 |
| 48 | #if 0 |
| 49 | #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ |
| 50 | #else |
| 51 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
| 52 | #endif |
| 53 | |
| 54 | #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ |
| 55 | |
| 56 | #undef CONFIG_BOOTARGS |
| 57 | #define CONFIG_BOOTCOMMAND \ |
| 58 | "bootp;" \ |
| 59 | "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ |
| 60 | "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ |
| 61 | "bootm" |
| 62 | |
| 63 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
| 64 | #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
| 65 | |
| 66 | #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| 67 | |
| 68 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ |
| 69 | |
| 70 | #define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */ |
| 71 | |
| 72 | #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ |
| 73 | |
| 74 | #define CONFIG_SPI /* enable SPI driver */ |
| 75 | #define CONFIG_SPI_X /* 16 bit EEPROM addressing */ |
| 76 | |
| 77 | #define CONFIG_HARD_I2C 1 /* I2C with hardware support */ |
| 78 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
| 79 | #define CFG_I2C_SLAVE 0x7F |
| 80 | |
| 81 | |
| 82 | /* ---------------------------------------------------------------- |
| 83 | * Offset to initial SPI buffers in DPRAM (used if the environment |
| 84 | * is in the SPI EEPROM): We need a 520 byte scratch DPRAM area to |
| 85 | * use at an early stage. It is used between the two initialization |
| 86 | * calls (spi_init_f() and spi_init_r()). The value 0xB00 makes it |
| 87 | * far enough from the start of the data area (as well as from the |
| 88 | * stack pointer). |
| 89 | * ---------------------------------------------------------------- */ |
| 90 | #define CFG_SPI_INIT_OFFSET 0xB00 |
| 91 | |
| 92 | #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ |
| 93 | CFG_CMD_DATE | \ |
| 94 | CFG_CMD_EEPROM | \ |
| 95 | CFG_CMD_BSP ) |
| 96 | |
| 97 | #define CONFIG_BOOTP_MASK \ |
| 98 | ((CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) & ~CONFIG_BOOTP_GATEWAY) |
| 99 | |
| 100 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| 101 | #include <cmd_confdefs.h> |
| 102 | |
| 103 | /*----------------------------------------------------------------------*/ |
| 104 | |
| 105 | /* |
| 106 | * Miscellaneous configurable options |
| 107 | */ |
| 108 | #define CFG_LONGHELP /* undef to save memory */ |
| 109 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ |
| 110 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| 111 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
| 112 | #else |
| 113 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
| 114 | #endif |
| 115 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
| 116 | #define CFG_MAXARGS 16 /* max number of command args */ |
| 117 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
| 118 | |
| 119 | #define CFG_MEMTEST_START 0x00100000 /* memtest works on */ |
| 120 | #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */ |
| 121 | |
| 122 | #define CFG_LOAD_ADDR 0x00100000 /* default load address */ |
| 123 | |
| 124 | #define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */ |
| 125 | |
| 126 | /* Ethernet hardware configuration done using port pins */ |
| 127 | #define CFG_PB_ETH_RESET 0x00000020 /* PB 26 */ |
| 128 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 129 | #define CFG_PA_ETH_MDDIS 0x4000 /* PA 1 */ |
| 130 | #define CFG_PB_ETH_POWERDOWN 0x00000800 /* PB 20 */ |
| 131 | #define CFG_PB_ETH_CFG1 0x00000400 /* PB 21 */ |
| 132 | #define CFG_PB_ETH_CFG2 0x00000200 /* PB 22 */ |
| 133 | #define CFG_PB_ETH_CFG3 0x00000100 /* PB 23 */ |
| 134 | #else /* XXX */ |
| 135 | #define CFG_PB_ETH_MDDIS 0x00000010 /* PB 27 */ |
| 136 | #define CFG_PB_ETH_POWERDOWN 0x00000100 /* PB 23 */ |
| 137 | #define CFG_PB_ETH_CFG1 0x00000200 /* PB 22 */ |
| 138 | #define CFG_PB_ETH_CFG2 0x00000400 /* PB 21 */ |
| 139 | #define CFG_PB_ETH_CFG3 0x00000800 /* PB 20 */ |
| 140 | #endif /* XXX */ |
| 141 | |
| 142 | /* Ethernet settings: |
| 143 | * MDIO enabled, autonegotiation, 10/100Mbps, half/full duplex |
| 144 | */ |
| 145 | #define CFG_ETH_MDDIS_VALUE 0 |
| 146 | #define CFG_ETH_CFG1_VALUE 1 |
| 147 | #define CFG_ETH_CFG2_VALUE 1 |
| 148 | #define CFG_ETH_CFG3_VALUE 1 |
| 149 | |
| 150 | /* PUMA configuration */ |
| 151 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 152 | #define CFG_PB_PUMA_PROG 0x00000010 /* PB 27 */ |
| 153 | #else /* XXX */ |
| 154 | #define CFG_PA_PUMA_PROG 0x4000 /* PA 1 */ |
| 155 | #endif /* XXX */ |
| 156 | #define CFG_PC_PUMA_DONE 0x0008 /* PC 12 */ |
| 157 | #define CFG_PC_PUMA_INIT 0x0004 /* PC 13 */ |
| 158 | |
| 159 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| 160 | |
| 161 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
| 162 | |
| 163 | /* |
| 164 | * Low Level Configuration Settings |
| 165 | * (address mappings, register initial values, etc.) |
| 166 | * You should know what you are doing if you make changes here. |
| 167 | */ |
| 168 | /*----------------------------------------------------------------------- |
| 169 | * Internal Memory Mapped Register |
| 170 | */ |
| 171 | #define CFG_IMMR 0xFE000000 |
| 172 | |
| 173 | /*----------------------------------------------------------------------- |
| 174 | * Definitions for initial stack pointer and data area (in DPRAM) |
| 175 | */ |
| 176 | #define CFG_INIT_RAM_ADDR CFG_IMMR |
| 177 | #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ |
| 178 | #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ |
| 179 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
| 180 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| 181 | |
| 182 | /*----------------------------------------------------------------------- |
| 183 | * Address accessed to reset the board - must not be mapped/assigned |
| 184 | */ |
| 185 | #define CFG_RESET_ADDRESS 0xFEFFFFFF |
| 186 | |
| 187 | /*----------------------------------------------------------------------- |
| 188 | * Start addresses for the final memory configuration |
| 189 | * (Set up by the startup code) |
| 190 | * Please note that CFG_SDRAM_BASE _must_ start at 0 |
| 191 | */ |
| 192 | #define CFG_SDRAM_BASE 0x00000000 |
| 193 | /* this is an ugly hack needed because of the silly non-constant address map */ |
| 194 | #define CFG_FLASH_BASE (0-flash_info[0].size-flash_info[1].size) |
| 195 | |
| 196 | #if defined(DEBUG) |
| 197 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
| 198 | #else |
| 199 | #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ |
| 200 | #endif |
| 201 | #define CFG_MONITOR_BASE TEXT_BASE |
| 202 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ |
| 203 | |
| 204 | /* |
| 205 | * For booting Linux, the board info and command line data |
| 206 | * have to be in the first 8 MB of memory, since this is |
| 207 | * the maximum mapped by the Linux kernel during initialization. |
| 208 | */ |
| 209 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| 210 | /*----------------------------------------------------------------------- |
| 211 | * FLASH organization |
| 212 | */ |
| 213 | #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ |
| 214 | #define CFG_MAX_FLASH_SECT 160 /* max number of sectors on one chip */ |
| 215 | |
| 216 | #define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */ |
| 217 | #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */ |
| 218 | |
| 219 | #if 0 |
| 220 | /* Start port with environment in flash; switch to SPI EEPROM later */ |
| 221 | #define CFG_ENV_IS_IN_FLASH 1 |
| 222 | #define CFG_ENV_SIZE 0x2000 /* Total Size of Environment */ |
| 223 | #define CFG_ENV_ADDR 0xFFFFE000 /* Address of Environment Sector */ |
| 224 | #define CFG_ENV_SECT_SIZE 0x2000 /* use the top-most 8k boot sector */ |
| 225 | #else |
| 226 | /* Final version: environment in EEPROM */ |
| 227 | #define CFG_ENV_IS_IN_EEPROM 1 |
| 228 | #define CFG_I2C_EEPROM_ADDR 0 |
| 229 | #define CFG_I2C_EEPROM_ADDR_LEN 2 |
| 230 | #define CFG_ENV_OFFSET 1024 |
| 231 | #define CFG_ENV_SIZE 1024 |
| 232 | #endif |
| 233 | |
| 234 | /*----------------------------------------------------------------------- |
| 235 | * Cache Configuration |
| 236 | */ |
| 237 | #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
| 238 | #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
| 239 | |
| 240 | /*----------------------------------------------------------------------- |
| 241 | * SYPCR - System Protection Control 11-9 |
| 242 | * SYPCR can only be written once after reset! |
| 243 | *----------------------------------------------------------------------- |
| 244 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze |
| 245 | */ |
| 246 | #if defined(CONFIG_WATCHDOG) |
| 247 | #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
| 248 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
| 249 | #else |
| 250 | #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
| 251 | #endif |
| 252 | |
| 253 | /*----------------------------------------------------------------------- |
| 254 | * SIUMCR - SIU Module Configuration 11-6 |
| 255 | *----------------------------------------------------------------------- |
| 256 | * External Arbitration max. priority (7), |
| 257 | * Debug pins configuration '11', |
| 258 | * Asynchronous external master enable. |
| 259 | */ |
| 260 | /* => 0x70600200 */ |
| 261 | #define CFG_SIUMCR (SIUMCR_EARP7 | SIUMCR_DBGC11 | SIUMCR_AEME) |
| 262 | |
| 263 | /*----------------------------------------------------------------------- |
| 264 | * TBSCR - Time Base Status and Control 11-26 |
| 265 | *----------------------------------------------------------------------- |
| 266 | * Clear Reference Interrupt Status, Timebase freezing enabled |
| 267 | */ |
| 268 | #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
| 269 | |
| 270 | /*----------------------------------------------------------------------- |
| 271 | * PISCR - Periodic Interrupt Status and Control 11-31 |
| 272 | *----------------------------------------------------------------------- |
| 273 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled |
| 274 | */ |
| 275 | #define CFG_PISCR (PISCR_PS | PISCR_PITF) |
| 276 | |
| 277 | /*----------------------------------------------------------------------- |
| 278 | * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 |
| 279 | *----------------------------------------------------------------------- |
| 280 | * Reset PLL lock status sticky bit, timer expired status bit and timer |
| 281 | * interrupt status bit, set PLL multiplication factor ! |
| 282 | */ |
| 283 | /* 0x00004080 */ |
| 284 | #define CFG_PLPRCR_MF 0 /* (0+1) * 50 = 50 MHz Clock */ |
| 285 | #define CFG_PLPRCR \ |
| 286 | ( (CFG_PLPRCR_MF << PLPRCR_MF_SHIFT) | \ |
| 287 | PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \ |
| 288 | /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \ |
| 289 | PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \ |
| 290 | ) |
| 291 | |
| 292 | #define CONFIG_8xx_GCLK_FREQ ((CFG_PLPRCR_MF+1)*50000000) |
| 293 | |
| 294 | /*----------------------------------------------------------------------- |
| 295 | * SCCR - System Clock and reset Control Register 15-27 |
| 296 | *----------------------------------------------------------------------- |
| 297 | * Set clock output, timebase and RTC source and divider, |
| 298 | * power management and some other internal clocks |
| 299 | * |
| 300 | * Note: PITRTCLK is 50MHz / 512 = 97'656.25 Hz |
| 301 | */ |
| 302 | #define SCCR_MASK SCCR_EBDF11 |
| 303 | /* 0x01800000 */ |
| 304 | #define CFG_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \ |
| 305 | SCCR_RTDIV | SCCR_RTSEL | \ |
| 306 | /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \ |
| 307 | SCCR_EBDF00 | SCCR_DFSYNC00 | \ |
| 308 | SCCR_DFBRG00 | SCCR_DFNL000 | \ |
| 309 | SCCR_DFNH000 | SCCR_DFLCD100 | \ |
| 310 | SCCR_DFALCD01) |
| 311 | |
| 312 | /*----------------------------------------------------------------------- |
| 313 | * RTCSC - Real-Time Clock Status and Control Register 11-27 |
| 314 | *----------------------------------------------------------------------- |
| 315 | * |
| 316 | * Note: RTC counts at PITRTCLK / 8'192 = 11.920928 Hz !!! |
| 317 | * |
| 318 | * Don't expect the "date" command to work without a 32kHz clock input! |
| 319 | */ |
| 320 | /* 0x00C3 => 0x0003 */ |
| 321 | #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) |
| 322 | |
| 323 | |
| 324 | /*----------------------------------------------------------------------- |
| 325 | * RCCR - RISC Controller Configuration Register 19-4 |
| 326 | *----------------------------------------------------------------------- |
| 327 | */ |
| 328 | #define CFG_RCCR 0x0000 |
| 329 | |
| 330 | /*----------------------------------------------------------------------- |
| 331 | * RMDS - RISC Microcode Development Support Control Register |
| 332 | *----------------------------------------------------------------------- |
| 333 | */ |
| 334 | #define CFG_RMDS 0 |
| 335 | |
| 336 | /*----------------------------------------------------------------------- |
| 337 | * |
| 338 | * Interrupt Levels |
| 339 | *----------------------------------------------------------------------- |
| 340 | */ |
| 341 | #define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */ |
| 342 | |
| 343 | /*----------------------------------------------------------------------- |
| 344 | * |
| 345 | *----------------------------------------------------------------------- |
| 346 | * |
| 347 | */ |
| 348 | #define CFG_DER 0 |
| 349 | |
| 350 | /* |
| 351 | * Init Memory Controller: |
| 352 | * |
| 353 | * BR0/1 and OR0/1 (FLASH) - second Flash bank optional |
| 354 | */ |
| 355 | |
| 356 | #define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */ |
| 357 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 358 | #define FLASH_BASE6_PRELIM 0xFF000000 /* FLASH bank #1 */ |
| 359 | #else /* XXX */ |
| 360 | #define FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank #1 */ |
| 361 | #endif /* XXX */ |
| 362 | |
| 363 | /* |
| 364 | * used to re-map FLASH: restrict access enough but not too much to |
| 365 | * meddle with FLASH accesses |
| 366 | */ |
| 367 | #define CFG_REMAP_OR_AM 0xFF800000 /* OR addr mask */ |
| 368 | #define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */ |
| 369 | |
| 370 | /* FLASH timing: CSNT = 0, ACS = 00, SCY = 8, EHTR = 1 */ |
| 371 | #define CFG_OR_TIMING_FLASH (OR_SCY_8_CLK | OR_EHTR) |
| 372 | |
| 373 | #define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_ACS_DIV1 | OR_BI | \ |
| 374 | CFG_OR_TIMING_FLASH) |
| 375 | #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \ |
| 376 | CFG_OR_TIMING_FLASH) |
| 377 | /* 16 bit, bank valid */ |
| 378 | #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) |
| 379 | |
| 380 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 381 | #define CFG_OR6_REMAP CFG_OR0_REMAP |
| 382 | #define CFG_OR6_PRELIM CFG_OR0_PRELIM |
| 383 | #define CFG_BR6_PRELIM ((FLASH_BASE6_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) |
| 384 | #else /* XXX */ |
| 385 | #define CFG_OR1_REMAP CFG_OR0_REMAP |
| 386 | #define CFG_OR1_PRELIM CFG_OR0_PRELIM |
| 387 | #define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) |
| 388 | #endif /* XXX */ |
| 389 | |
| 390 | /* |
| 391 | * BR2/OR2: SDRAM |
| 392 | * |
| 393 | * Multiplexed addresses, GPL5 output to GPL5_A (don't care) |
| 394 | */ |
| 395 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 396 | #define SDRAM_BASE5_PRELIM 0x00000000 /* SDRAM bank */ |
| 397 | #else /* XXX */ |
| 398 | #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank */ |
| 399 | #endif /* XXX */ |
| 400 | #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map 128 MB (>SDRAM_MAX_SIZE!) */ |
| 401 | #define SDRAM_TIMING OR_CSNT_SAM /* SDRAM-Timing */ |
| 402 | |
| 403 | #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */ |
| 404 | |
| 405 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 406 | #define CFG_OR5_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) |
| 407 | #define CFG_BR5_PRELIM ((SDRAM_BASE5_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) |
| 408 | #else /* XXX */ |
| 409 | #define CFG_OR2_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) |
| 410 | #define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) |
| 411 | #endif /* XXX */ |
| 412 | |
| 413 | /* |
| 414 | * BR3/OR3: CAN Controller |
| 415 | * BR3: 0x10000401 OR3: 0xffff818a |
| 416 | */ |
| 417 | #define CAN_CTRLR_BASE 0x10000000 /* CAN Controller */ |
| 418 | #define CAN_CTRLR_OR_AM 0xFFFF8000 /* 32 kB */ |
| 419 | #define CAN_CTRLR_TIMING (OR_BI | OR_SCY_8_CLK | OR_SETA | OR_EHTR) |
| 420 | |
| 421 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 422 | #define CFG_BR4_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) |
| 423 | #define CFG_OR4_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING) |
| 424 | #else /* XXX */ |
| 425 | #define CFG_BR3_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) |
| 426 | #define CFG_OR3_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING) |
| 427 | #endif /* XXX */ |
| 428 | |
| 429 | /* |
| 430 | * BR4/OR4: PUMA Config |
| 431 | * |
| 432 | * Memory controller will be used in 2 modes: |
| 433 | * |
| 434 | * - "read" mode: |
| 435 | * BR4: 0x10100801 OR4: 0xffff8530 |
| 436 | * - "load" mode (chip select on UPM B): |
| 437 | * BR4: 0x101008c1 OR4: 0xffff8630 |
| 438 | * |
| 439 | * Default initialization is in "read" mode |
| 440 | */ |
| 441 | #define PUMA_CONF_BASE 0x10100000 /* PUMA Config */ |
| 442 | #define PUMA_CONF_OR_AM 0xFFFF8000 /* 32 kB */ |
| 443 | #define PUMA_CONF_LOAD_TIMING (OR_ACS_DIV2 | OR_SCY_3_CLK) |
| 444 | #define PUMA_CONF_READ_TIMING (OR_G5LA | OR_BI | OR_SCY_3_CLK) |
| 445 | |
| 446 | #define PUMA_CONF_BR_LOAD ((PUMA_CONF_BASE & BR_BA_MSK) | \ |
| 447 | BR_PS_16 | BR_MS_UPMB | BR_V) |
| 448 | #define PUMA_CONF_OR_LOAD (PUMA_CONF_OR_AM | PUMA_CONF_LOAD_TIMING) |
| 449 | |
| 450 | #define PUMA_CONF_BR_READ ((PUMA_CONF_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) |
| 451 | #define PUMA_CONF_OR_READ (PUMA_CONF_OR_AM | PUMA_CONF_READ_TIMING) |
| 452 | |
| 453 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 454 | #define CFG_BR3_PRELIM PUMA_CONF_BR_READ |
| 455 | #define CFG_OR3_PRELIM PUMA_CONF_OR_READ |
| 456 | #else /* XXX */ |
| 457 | #define CFG_BR4_PRELIM PUMA_CONF_BR_READ |
| 458 | #define CFG_OR4_PRELIM PUMA_CONF_OR_READ |
| 459 | #endif /* XXX */ |
| 460 | |
| 461 | /* |
| 462 | * BR5/OR5: PUMA: SMA Bus 8 Bit |
| 463 | * BR5: 0x10200401 OR5: 0xffe0010a |
| 464 | */ |
| 465 | #define PUMA_SMA8_BASE 0x10200000 /* PUMA SMA Bus 8 Bit */ |
| 466 | #define PUMA_SMA8_OR_AM 0xFFE00000 /* 2 MB */ |
| 467 | #define PUMA_SMA8_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR) |
| 468 | |
| 469 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 470 | #define CFG_BR2_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) |
| 471 | #define CFG_OR2_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA) |
| 472 | #else /* XXX */ |
| 473 | #define CFG_BR5_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) |
| 474 | #define CFG_OR5_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA) |
| 475 | #endif /* XXX */ |
| 476 | |
| 477 | /* |
| 478 | * BR6/OR6: PUMA: SMA Bus 16 Bit |
| 479 | * BR6: 0x10600801 OR6: 0xffe0010a |
| 480 | */ |
| 481 | #define PUMA_SMA16_BASE 0x10600000 /* PUMA SMA Bus 16 Bit */ |
| 482 | #define PUMA_SMA16_OR_AM 0xFFE00000 /* 2 MB */ |
| 483 | #define PUMA_SMA16_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR) |
| 484 | |
| 485 | #if PCU_E_WITH_SWAPPED_CS /* XXX */ |
| 486 | #define CFG_BR1_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) |
| 487 | #define CFG_OR1_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA) |
| 488 | #else /* XXX */ |
| 489 | #define CFG_BR6_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) |
| 490 | #define CFG_OR6_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA) |
| 491 | #endif /* XXX */ |
| 492 | |
| 493 | /* |
| 494 | * BR7/OR7: PUMA: external Flash |
| 495 | * BR7: 0x10a00801 OR7: 0xfe00010a |
| 496 | */ |
| 497 | #define PUMA_FLASH_BASE 0x10A00000 /* PUMA external Flash */ |
| 498 | #define PUMA_FLASH_OR_AM 0xFE000000 /* 32 MB */ |
| 499 | #define PUMA_FLASH_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR) |
| 500 | |
| 501 | #define CFG_BR7_PRELIM ((PUMA_FLASH_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) |
| 502 | #define CFG_OR7_PRELIM (PUMA_FLASH_OR_AM | PUMA_FLASH_TIMING | OR_SETA) |
| 503 | |
| 504 | /* |
| 505 | * Memory Periodic Timer Prescaler |
| 506 | */ |
| 507 | |
| 508 | /* periodic timer for refresh */ |
| 509 | #define CFG_MPTPR 0x0200 |
| 510 | |
| 511 | /* |
| 512 | * MAMR settings for SDRAM |
| 513 | * 0x30104118 = Timer A period 0x30, MAMR_AMB_TYPE_1, MAMR_G0CLB_A10, |
| 514 | * MAMR_RLFB_1X, MAMR_WLFB_1X, MAMR_TLFB_8X |
| 515 | * 0x30904114 = - " - | Periodic Timer A Enable, MAMR_TLFB_4X |
| 516 | */ |
| 517 | /* periodic timer for refresh */ |
| 518 | #define CFG_MAMR_PTA 0x30 /* = 48 */ |
| 519 | |
| 520 | #define CFG_MAMR ( (CFG_MAMR_PTA << MAMR_PTA_SHIFT) | \ |
| 521 | MAMR_AMB_TYPE_1 | \ |
| 522 | MAMR_G0CLB_A10 | \ |
| 523 | MAMR_RLFB_1X | \ |
| 524 | MAMR_WLFB_1X | \ |
| 525 | MAMR_TLFB_8X ) |
| 526 | |
| 527 | /* |
| 528 | * Internal Definitions |
| 529 | * |
| 530 | * Boot Flags |
| 531 | */ |
| 532 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| 533 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| 534 | |
| 535 | #endif /* __CONFIG_H */ |