1 /* 2 * (C) Copyright 2001-2005 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_MISC_INIT_R 1 /* Call misc_init_r() */ 46 #define CONFIG_RESET_PHY_R 1 /* Call reset_phy() */ 47 48 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ 49 50 #define CONFIG_BAUDRATE 9600 51 #if 0 52 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ 53 #else 54 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ 55 #endif 56 57 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ 58 59 #undef CONFIG_BOOTARGS 60 #define CONFIG_BOOTCOMMAND \ 61 "bootp;" \ 62 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ 63 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ 64 "bootm" 65 66 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ 67 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ 68 69 #undef CONFIG_WATCHDOG /* watchdog disabled */ 70 71 #define CONFIG_STATUS_LED 1 /* Status LED enabled */ 72 73 #define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */ 74 75 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ 76 77 #define CONFIG_SPI /* enable SPI driver */ 78 #define CONFIG_SPI_X /* 16 bit EEPROM addressing */ 79 80 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */ 81 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ 82 #define CONFIG_SYS_I2C_SLAVE 0x7F 83 84 85 /* ---------------------------------------------------------------- 86 * Offset to initial SPI buffers in DPRAM (used if the environment 87 * is in the SPI EEPROM): We need a 520 byte scratch DPRAM area to 88 * use at an early stage. It is used between the two initialization 89 * calls (spi_init_f() and spi_init_r()). The value 0xB00 makes it 90 * far enough from the start of the data area (as well as from the 91 * stack pointer). 92 * ---------------------------------------------------------------- */ 93 #define CONFIG_SYS_SPI_INIT_OFFSET 0xB00 94 95 96 /* 97 * Command line configuration. 98 */ 99 #include <config_cmd_default.h> 100 #define CONFIG_CMD_BSP 101 #define CONFIG_CMD_DATE 102 #define CONFIG_CMD_DHCP 103 #define CONFIG_CMD_EEPROM 104 #define CONFIG_CMD_NFS 105 #define CONFIG_CMD_SNTP 106 107 108 /* 109 * BOOTP options 110 */ 111 #define CONFIG_BOOTP_SUBNETMASK 112 #define CONFIG_BOOTP_HOSTNAME 113 #define CONFIG_BOOTP_BOOTPATH 114 #define CONFIG_BOOTP_BOOTFILESIZE 115 116 117 /* 118 * Miscellaneous configurable options 119 */ 120 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 121 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ 122 #if defined(CONFIG_CMD_KGDB) 123 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 124 #else 125 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 126 #endif 127 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 128 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 129 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 130 131 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ 132 #define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */ 133 134 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */ 135 136 #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */ 137 138 /* Ethernet hardware configuration done using port pins */ 139 #define CONFIG_SYS_PB_ETH_RESET 0x00000020 /* PB 26 */ 140 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 141 #define CONFIG_SYS_PA_ETH_MDDIS 0x4000 /* PA 1 */ 142 #define CONFIG_SYS_PB_ETH_POWERDOWN 0x00000800 /* PB 20 */ 143 #define CONFIG_SYS_PB_ETH_CFG1 0x00000400 /* PB 21 */ 144 #define CONFIG_SYS_PB_ETH_CFG2 0x00000200 /* PB 22 */ 145 #define CONFIG_SYS_PB_ETH_CFG3 0x00000100 /* PB 23 */ 146 #else /* XXX */ 147 #define CONFIG_SYS_PB_ETH_MDDIS 0x00000010 /* PB 27 */ 148 #define CONFIG_SYS_PB_ETH_POWERDOWN 0x00000100 /* PB 23 */ 149 #define CONFIG_SYS_PB_ETH_CFG1 0x00000200 /* PB 22 */ 150 #define CONFIG_SYS_PB_ETH_CFG2 0x00000400 /* PB 21 */ 151 #define CONFIG_SYS_PB_ETH_CFG3 0x00000800 /* PB 20 */ 152 #endif /* XXX */ 153 154 /* Ethernet settings: 155 * MDIO enabled, autonegotiation, 10/100Mbps, half/full duplex 156 */ 157 #define CONFIG_SYS_ETH_MDDIS_VALUE 0 158 #define CONFIG_SYS_ETH_CFG1_VALUE 1 159 #define CONFIG_SYS_ETH_CFG2_VALUE 1 160 #define CONFIG_SYS_ETH_CFG3_VALUE 1 161 162 /* PUMA configuration */ 163 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 164 #define CONFIG_SYS_PB_PUMA_PROG 0x00000010 /* PB 27 */ 165 #else /* XXX */ 166 #define CONFIG_SYS_PA_PUMA_PROG 0x4000 /* PA 1 */ 167 #endif /* XXX */ 168 #define CONFIG_SYS_PC_PUMA_DONE 0x0008 /* PC 12 */ 169 #define CONFIG_SYS_PC_PUMA_INIT 0x0004 /* PC 13 */ 170 171 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ 172 173 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 174 175 /* 176 * Low Level Configuration Settings 177 * (address mappings, register initial values, etc.) 178 * You should know what you are doing if you make changes here. 179 */ 180 /*----------------------------------------------------------------------- 181 * Internal Memory Mapped Register 182 */ 183 #define CONFIG_SYS_IMMR 0xFE000000 184 185 /*----------------------------------------------------------------------- 186 * Definitions for initial stack pointer and data area (in DPRAM) 187 */ 188 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR 189 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ 190 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ 191 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) 192 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 193 194 /*----------------------------------------------------------------------- 195 * Address accessed to reset the board - must not be mapped/assigned 196 */ 197 #define CONFIG_SYS_RESET_ADDRESS 0xFEFFFFFF 198 199 /*----------------------------------------------------------------------- 200 * Start addresses for the final memory configuration 201 * (Set up by the startup code) 202 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 203 */ 204 #define CONFIG_SYS_SDRAM_BASE 0x00000000 205 /* this is an ugly hack needed because of the silly non-constant address map */ 206 #define CONFIG_SYS_FLASH_BASE (0-flash_info[0].size-flash_info[1].size) 207 208 #if defined(DEBUG) 209 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ 210 #else 211 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ 212 #endif 213 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE 214 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ 215 216 /* 217 * For booting Linux, the board info and command line data 218 * have to be in the first 8 MB of memory, since this is 219 * the maximum mapped by the Linux kernel during initialization. 220 */ 221 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 222 /*----------------------------------------------------------------------- 223 * FLASH organization 224 */ 225 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ 226 #define CONFIG_SYS_MAX_FLASH_SECT 160 /* max number of sectors on one chip */ 227 228 #define CONFIG_SYS_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */ 229 #define CONFIG_SYS_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */ 230 231 #if 0 232 /* Start port with environment in flash; switch to SPI EEPROM later */ 233 #define CONFIG_ENV_IS_IN_FLASH 1 234 #define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment */ 235 #define CONFIG_ENV_ADDR 0xFFFFE000 /* Address of Environment Sector */ 236 #define CONFIG_ENV_SECT_SIZE 0x2000 /* use the top-most 8k boot sector */ 237 #else 238 /* Final version: environment in EEPROM */ 239 #define CONFIG_ENV_IS_IN_EEPROM 1 240 #define CONFIG_SYS_I2C_EEPROM_ADDR 0 241 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 242 #define CONFIG_ENV_OFFSET 1024 243 #define CONFIG_ENV_SIZE 1024 244 #endif 245 246 /*----------------------------------------------------------------------- 247 * Cache Configuration 248 */ 249 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ 250 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ 251 #define CONFIG_SYS_DELAYED_ICACHE 1 /* enable ICache not before 252 * running in RAM. 253 */ 254 255 /*----------------------------------------------------------------------- 256 * SYPCR - System Protection Control 11-9 257 * SYPCR can only be written once after reset! 258 *----------------------------------------------------------------------- 259 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze 260 */ 261 #if defined(CONFIG_WATCHDOG) 262 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ 263 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) 264 #else 265 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) 266 #endif 267 268 /*----------------------------------------------------------------------- 269 * SIUMCR - SIU Module Configuration 11-6 270 *----------------------------------------------------------------------- 271 * External Arbitration max. priority (7), 272 * Debug pins configuration '11', 273 * Asynchronous external master enable. 274 */ 275 /* => 0x70600200 */ 276 #define CONFIG_SYS_SIUMCR (SIUMCR_EARP7 | SIUMCR_DBGC11 | SIUMCR_AEME) 277 278 /*----------------------------------------------------------------------- 279 * TBSCR - Time Base Status and Control 11-26 280 *----------------------------------------------------------------------- 281 * Clear Reference Interrupt Status, Timebase freezing enabled 282 */ 283 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) 284 285 /*----------------------------------------------------------------------- 286 * PISCR - Periodic Interrupt Status and Control 11-31 287 *----------------------------------------------------------------------- 288 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled 289 */ 290 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) 291 292 /*----------------------------------------------------------------------- 293 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 294 *----------------------------------------------------------------------- 295 * Reset PLL lock status sticky bit, timer expired status bit and timer 296 * interrupt status bit, set PLL multiplication factor ! 297 */ 298 /* 0x00004080 */ 299 #define CONFIG_SYS_PLPRCR_MF 0 /* (0+1) * 50 = 50 MHz Clock */ 300 #define CONFIG_SYS_PLPRCR \ 301 ( (CONFIG_SYS_PLPRCR_MF << PLPRCR_MF_SHIFT) | \ 302 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \ 303 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \ 304 PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \ 305 ) 306 307 #define CONFIG_8xx_GCLK_FREQ ((CONFIG_SYS_PLPRCR_MF+1)*50000000) 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 * Note: PITRTCLK is 50MHz / 512 = 97'656.25 Hz 316 */ 317 #define SCCR_MASK SCCR_EBDF11 318 /* 0x01800000 */ 319 #define CONFIG_SYS_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \ 320 SCCR_RTDIV | SCCR_RTSEL | \ 321 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \ 322 SCCR_EBDF00 | SCCR_DFSYNC00 | \ 323 SCCR_DFBRG00 | SCCR_DFNL000 | \ 324 SCCR_DFNH000 | SCCR_DFLCD100 | \ 325 SCCR_DFALCD01) 326 327 /*----------------------------------------------------------------------- 328 * RTCSC - Real-Time Clock Status and Control Register 11-27 329 *----------------------------------------------------------------------- 330 * 331 * Note: RTC counts at PITRTCLK / 8'192 = 11.920928 Hz !!! 332 * 333 * Don't expect the "date" command to work without a 32kHz clock input! 334 */ 335 /* 0x00C3 => 0x0003 */ 336 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) 337 338 339 /*----------------------------------------------------------------------- 340 * RCCR - RISC Controller Configuration Register 19-4 341 *----------------------------------------------------------------------- 342 */ 343 #define CONFIG_SYS_RCCR 0x0000 344 345 /*----------------------------------------------------------------------- 346 * RMDS - RISC Microcode Development Support Control Register 347 *----------------------------------------------------------------------- 348 */ 349 #define CONFIG_SYS_RMDS 0 350 351 /*----------------------------------------------------------------------- 352 * 353 * Interrupt Levels 354 *----------------------------------------------------------------------- 355 */ 356 #define CONFIG_SYS_CPM_INTERRUPT 13 /* SIU_LEVEL6 */ 357 358 /*----------------------------------------------------------------------- 359 * 360 *----------------------------------------------------------------------- 361 * 362 */ 363 #define CONFIG_SYS_DER 0 364 365 /* 366 * Init Memory Controller: 367 * 368 * BR0/1 and OR0/1 (FLASH) - second Flash bank optional 369 */ 370 371 #define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */ 372 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 373 #define FLASH_BASE6_PRELIM 0xFF000000 /* FLASH bank #1 */ 374 #else /* XXX */ 375 #define FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank #1 */ 376 #endif /* XXX */ 377 378 /* 379 * used to re-map FLASH: restrict access enough but not too much to 380 * meddle with FLASH accesses 381 */ 382 #define CONFIG_SYS_REMAP_OR_AM 0xFF800000 /* OR addr mask */ 383 #define CONFIG_SYS_PRELIM_OR_AM 0xFF800000 /* OR addr mask */ 384 385 /* FLASH timing: CSNT = 0, ACS = 00, SCY = 8, EHTR = 1 */ 386 #define CONFIG_SYS_OR_TIMING_FLASH (OR_SCY_8_CLK | OR_EHTR) 387 388 #define CONFIG_SYS_OR0_REMAP ( CONFIG_SYS_REMAP_OR_AM | OR_ACS_DIV1 | OR_BI | \ 389 CONFIG_SYS_OR_TIMING_FLASH) 390 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \ 391 CONFIG_SYS_OR_TIMING_FLASH) 392 /* 16 bit, bank valid */ 393 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) 394 395 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 396 #define CONFIG_SYS_OR6_REMAP CONFIG_SYS_OR0_REMAP 397 #define CONFIG_SYS_OR6_PRELIM CONFIG_SYS_OR0_PRELIM 398 #define CONFIG_SYS_BR6_PRELIM ((FLASH_BASE6_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) 399 #else /* XXX */ 400 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP 401 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM 402 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) 403 #endif /* XXX */ 404 405 /* 406 * BR2/OR2: SDRAM 407 * 408 * Multiplexed addresses, GPL5 output to GPL5_A (don't care) 409 */ 410 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 411 #define SDRAM_BASE5_PRELIM 0x00000000 /* SDRAM bank */ 412 #else /* XXX */ 413 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank */ 414 #endif /* XXX */ 415 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map 128 MB (>SDRAM_MAX_SIZE!) */ 416 #define SDRAM_TIMING OR_CSNT_SAM /* SDRAM-Timing */ 417 418 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */ 419 420 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 421 #define CONFIG_SYS_OR5_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) 422 #define CONFIG_SYS_BR5_PRELIM ((SDRAM_BASE5_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) 423 #else /* XXX */ 424 #define CONFIG_SYS_OR2_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) 425 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) 426 #endif /* XXX */ 427 428 /* 429 * BR3/OR3: CAN Controller 430 * BR3: 0x10000401 OR3: 0xffff818a 431 */ 432 #define CAN_CTRLR_BASE 0x10000000 /* CAN Controller */ 433 #define CAN_CTRLR_OR_AM 0xFFFF8000 /* 32 kB */ 434 #define CAN_CTRLR_TIMING (OR_BI | OR_SCY_8_CLK | OR_SETA | OR_EHTR) 435 436 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 437 #define CONFIG_SYS_BR4_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) 438 #define CONFIG_SYS_OR4_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING) 439 #else /* XXX */ 440 #define CONFIG_SYS_BR3_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) 441 #define CONFIG_SYS_OR3_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING) 442 #endif /* XXX */ 443 444 /* 445 * BR4/OR4: PUMA Config 446 * 447 * Memory controller will be used in 2 modes: 448 * 449 * - "read" mode: 450 * BR4: 0x10100801 OR4: 0xffff8530 451 * - "load" mode (chip select on UPM B): 452 * BR4: 0x101008c1 OR4: 0xffff8630 453 * 454 * Default initialization is in "read" mode 455 */ 456 #define PUMA_CONF_BASE 0x10100000 /* PUMA Config */ 457 #define PUMA_CONF_OR_AM 0xFFFF8000 /* 32 kB */ 458 #define PUMA_CONF_LOAD_TIMING (OR_ACS_DIV2 | OR_SCY_3_CLK) 459 #define PUMA_CONF_READ_TIMING (OR_G5LA | OR_BI | OR_SCY_3_CLK) 460 461 #define PUMA_CONF_BR_LOAD ((PUMA_CONF_BASE & BR_BA_MSK) | \ 462 BR_PS_16 | BR_MS_UPMB | BR_V) 463 #define PUMA_CONF_OR_LOAD (PUMA_CONF_OR_AM | PUMA_CONF_LOAD_TIMING) 464 465 #define PUMA_CONF_BR_READ ((PUMA_CONF_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) 466 #define PUMA_CONF_OR_READ (PUMA_CONF_OR_AM | PUMA_CONF_READ_TIMING) 467 468 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 469 #define CONFIG_SYS_BR3_PRELIM PUMA_CONF_BR_READ 470 #define CONFIG_SYS_OR3_PRELIM PUMA_CONF_OR_READ 471 #else /* XXX */ 472 #define CONFIG_SYS_BR4_PRELIM PUMA_CONF_BR_READ 473 #define CONFIG_SYS_OR4_PRELIM PUMA_CONF_OR_READ 474 #endif /* XXX */ 475 476 /* 477 * BR5/OR5: PUMA: SMA Bus 8 Bit 478 * BR5: 0x10200401 OR5: 0xffe0010a 479 */ 480 #define PUMA_SMA8_BASE 0x10200000 /* PUMA SMA Bus 8 Bit */ 481 #define PUMA_SMA8_OR_AM 0xFFE00000 /* 2 MB */ 482 #define PUMA_SMA8_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR) 483 484 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 485 #define CONFIG_SYS_BR2_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) 486 #define CONFIG_SYS_OR2_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA) 487 #else /* XXX */ 488 #define CONFIG_SYS_BR5_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) 489 #define CONFIG_SYS_OR5_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA) 490 #endif /* XXX */ 491 492 /* 493 * BR6/OR6: PUMA: SMA Bus 16 Bit 494 * BR6: 0x10600801 OR6: 0xffe0010a 495 */ 496 #define PUMA_SMA16_BASE 0x10600000 /* PUMA SMA Bus 16 Bit */ 497 #define PUMA_SMA16_OR_AM 0xFFE00000 /* 2 MB */ 498 #define PUMA_SMA16_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR) 499 500 #if PCU_E_WITH_SWAPPED_CS /* XXX */ 501 #define CONFIG_SYS_BR1_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) 502 #define CONFIG_SYS_OR1_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA) 503 #else /* XXX */ 504 #define CONFIG_SYS_BR6_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) 505 #define CONFIG_SYS_OR6_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA) 506 #endif /* XXX */ 507 508 /* 509 * BR7/OR7: PUMA: external Flash 510 * BR7: 0x10a00801 OR7: 0xfe00010a 511 */ 512 #define PUMA_FLASH_BASE 0x10A00000 /* PUMA external Flash */ 513 #define PUMA_FLASH_OR_AM 0xFE000000 /* 32 MB */ 514 #define PUMA_FLASH_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR) 515 516 #define CONFIG_SYS_BR7_PRELIM ((PUMA_FLASH_BASE & BR_BA_MSK) | BR_PS_16 | BR_V) 517 #define CONFIG_SYS_OR7_PRELIM (PUMA_FLASH_OR_AM | PUMA_FLASH_TIMING | OR_SETA) 518 519 /* 520 * Memory Periodic Timer Prescaler 521 */ 522 523 /* periodic timer for refresh */ 524 #define CONFIG_SYS_MPTPR 0x0200 525 526 /* 527 * MAMR settings for SDRAM 528 * 0x30104118 = Timer A period 0x30, MAMR_AMB_TYPE_1, MAMR_G0CLB_A10, 529 * MAMR_RLFB_1X, MAMR_WLFB_1X, MAMR_TLFB_8X 530 * 0x30904114 = - " - | Periodic Timer A Enable, MAMR_TLFB_4X 531 */ 532 /* periodic timer for refresh */ 533 #define CONFIG_SYS_MAMR_PTA 0x30 /* = 48 */ 534 535 #define CONFIG_SYS_MAMR ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \ 536 MAMR_AMA_TYPE_1 | \ 537 MAMR_G0CLA_A10 | \ 538 MAMR_RLFA_1X | \ 539 MAMR_WLFA_1X | \ 540 MAMR_TLFA_8X ) 541 542 /* 543 * Internal Definitions 544 * 545 * Boot Flags 546 */ 547 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ 548 #define BOOTFLAG_WARM 0x02 /* Software reboot */ 549 550 #endif /* __CONFIG_H */ 551