projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 04a85b3b WD |
1 | /* |
| 2 | * (C) Copyright 2000-2004 | |
| 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 | * Pantelis Antoniou, Intracom S.A., panto@intracom.gr | |
| 26 | * U-Boot port on NetTA4 board | |
| 27 | */ | |
| 28 | ||
| 29 | #ifndef __CONFIG_H | |
| 30 | #define __CONFIG_H | |
| 31 | ||
| 32 | /* | |
| 33 | * High Level Configuration Options | |
| 34 | * (easy to change) | |
| 35 | */ | |
| 36 | ||
| 37 | #define CONFIG_MPC870 1 /* This is a MPC885 CPU */ | |
| 38 | #define CONFIG_NETPHONE 1 /* ...on a NetPhone board */ | |
| 39 | ||
| 40 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ | |
| 41 | #undef CONFIG_8xx_CONS_SMC2 | |
| 42 | #undef CONFIG_8xx_CONS_NONE | |
| 43 | ||
| 44 | #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */ | |
| 45 | ||
| 46 | /* #define CONFIG_XIN 10000000 */ | |
| 47 | #define CONFIG_XIN 50000000 | |
| 48 | #define MPC8XX_HZ 120000000 | |
| 49 | ||
| 50 | #define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ | |
| 51 | ||
| 52 | #if 0 | |
| 53 | #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ | |
| 54 | #else | |
| 55 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ | |
| 56 | #endif | |
| 57 | ||
| 58 | #undef CONFIG_CLOCKS_IN_MHZ /* clocks NOT passsed to Linux in MHz */ | |
| 59 | ||
| 60 | #define CONFIG_PREBOOT "echo;" | |
| 61 | ||
| 62 | #undef CONFIG_BOOTARGS | |
| 63 | #define CONFIG_BOOTCOMMAND \ | |
| 64 | "tftpboot; " \ | |
| 65 | "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ | |
| 66 | "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \ | |
| 67 | "bootm" | |
| 68 | ||
| 69 | #define CONFIG_AUTOSCRIPT | |
| 70 | #define CONFIG_LOADS_ECHO 0 /* echo off for serial download */ | |
| 71 | #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ | |
| 72 | ||
| 73 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
| 74 | ||
| 75 | #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ | |
| 76 | ||
| 77 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ | |
| 78 | #define CONFIG_BOARD_SPECIFIC_LED /* version has board specific leds */ | |
| 79 | ||
| 80 | #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE | CONFIG_BOOTP_NISDOMAIN) | |
| 81 | ||
| 82 | #undef CONFIG_MAC_PARTITION | |
| 83 | #undef CONFIG_DOS_PARTITION | |
| 84 | ||
| 85 | #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ | |
| 86 | ||
| 87 | #define CONFIG_NET_MULTI 1 /* the only way to get the FEC in */ | |
| 88 | #define FEC_ENET 1 /* eth.c needs it that way... */ | |
| 89 | #undef CFG_DISCOVER_PHY | |
| 90 | #define CONFIG_MII 1 | |
| 91 | #define CONFIG_RMII 1 /* use RMII interface */ | |
| 92 | ||
| 93 | #define CONFIG_ETHER_ON_FEC1 1 | |
| 94 | #define CONFIG_FEC1_PHY 8 /* phy address of FEC */ | |
| 95 | #define CONFIG_FEC1_PHY_NORXERR 1 | |
| 96 | ||
| 97 | #define CONFIG_ETHER_ON_FEC2 1 | |
| 98 | #define CONFIG_FEC2_PHY 4 | |
| 99 | #define CONFIG_FEC2_PHY_NORXERR 1 | |
| 100 | ||
| 101 | #define CONFIG_ENV_OVERWRITE 1 /* allow modification of vendor params */ | |
| 102 | ||
| 103 | #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ | |
| 104 | CFG_CMD_NAND | \ | |
| 105 | CFG_CMD_DHCP | \ | |
| 106 | CFG_CMD_PING | \ | |
| 107 | CFG_CMD_MII | \ | |
| 108 | CFG_CMD_CDP \ | |
| 109 | ) | |
| 110 | ||
| 111 | #define CONFIG_BOARD_EARLY_INIT_F 1 | |
| 112 | #define CONFIG_MISC_INIT_R | |
| 113 | ||
| 114 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ | |
| 115 | #include <cmd_confdefs.h> | |
| 116 | ||
| 117 | /* | |
| 118 | * Miscellaneous configurable options | |
| 119 | */ | |
| 120 | #define CFG_LONGHELP /* undef to save memory */ | |
| 121 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ | |
| 122 | ||
| 123 | #define CFG_HUSH_PARSER 1 | |
| 124 | #define CFG_PROMPT_HUSH_PS2 "> " | |
| 125 | ||
| 126 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
| 127 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ | |
| 128 | #else | |
| 129 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
| 130 | #endif | |
| 131 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
| 132 | #define CFG_MAXARGS 16 /* max number of command args */ | |
| 133 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
| 134 | ||
| 135 | #define CFG_MEMTEST_START 0x0300000 /* memtest works on */ | |
| 136 | #define CFG_MEMTEST_END 0x0700000 /* 3 ... 7 MB in DRAM */ | |
| 137 | ||
| 138 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ | |
| 139 | ||
| 140 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ | |
| 141 | ||
| 142 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
| 143 | ||
| 144 | /* | |
| 145 | * Low Level Configuration Settings | |
| 146 | * (address mappings, register initial values, etc.) | |
| 147 | * You should know what you are doing if you make changes here. | |
| 148 | */ | |
| 149 | /*----------------------------------------------------------------------- | |
| 150 | * Internal Memory Mapped Register | |
| 151 | */ | |
| 152 | #define CFG_IMMR 0xFF000000 | |
| 153 | ||
| 154 | /*----------------------------------------------------------------------- | |
| 155 | * Definitions for initial stack pointer and data area (in DPRAM) | |
| 156 | */ | |
| 157 | #define CFG_INIT_RAM_ADDR CFG_IMMR | |
| 158 | #define CFG_INIT_RAM_END 0x3000 /* End of used area in DPRAM */ | |
| 159 | #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ | |
| 160 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
| 161 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
| 162 | ||
| 163 | /*----------------------------------------------------------------------- | |
| 164 | * Start addresses for the final memory configuration | |
| 165 | * (Set up by the startup code) | |
| 166 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
| 167 | */ | |
| 168 | #define CFG_SDRAM_BASE 0x00000000 | |
| 169 | #define CFG_FLASH_BASE 0x40000000 | |
| 170 | #if defined(DEBUG) | |
| 171 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
| 172 | #else | |
| 173 | #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ | |
| 174 | #endif | |
| 175 | #define CFG_MONITOR_BASE CFG_FLASH_BASE | |
| 176 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ | |
| 177 | ||
| 178 | /* | |
| 179 | * For booting Linux, the board info and command line data | |
| 180 | * have to be in the first 8 MB of memory, since this is | |
| 181 | * the maximum mapped by the Linux kernel during initialization. | |
| 182 | */ | |
| 183 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
| 184 | ||
| 185 | /*----------------------------------------------------------------------- | |
| 186 | * FLASH organization | |
| 187 | */ | |
| 188 | #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
| 189 | #define CFG_MAX_FLASH_SECT 8 /* max number of sectors on one chip */ | |
| 190 | ||
| 191 | #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ | |
| 192 | #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
| 193 | ||
| 194 | #define CFG_ENV_IS_IN_FLASH 1 | |
| 195 | #define CFG_ENV_SECT_SIZE 0x10000 | |
| 196 | ||
| 197 | #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x60000) | |
| 198 | #define CFG_ENV_OFFSET 0 | |
| 199 | #define CFG_ENV_SIZE 0x4000 | |
| 200 | ||
| 201 | #define CFG_ENV_ADDR_REDUND (CFG_FLASH_BASE + 0x70000) | |
| 202 | #define CFG_ENV_OFFSET_REDUND 0 | |
| 203 | #define CFG_ENV_SIZE_REDUND CFG_ENV_SIZE | |
| 204 | ||
| 205 | /*----------------------------------------------------------------------- | |
| 206 | * Cache Configuration | |
| 207 | */ | |
| 208 | #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ | |
| 209 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
| 210 | #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */ | |
| 211 | #endif | |
| 212 | ||
| 213 | /*----------------------------------------------------------------------- | |
| 214 | * SYPCR - System Protection Control 11-9 | |
| 215 | * SYPCR can only be written once after reset! | |
| 216 | *----------------------------------------------------------------------- | |
| 217 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
| 218 | */ | |
| 219 | #if defined(CONFIG_WATCHDOG) | |
| 220 | #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ | |
| 221 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) | |
| 222 | #else | |
| 223 | #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) | |
| 224 | #endif | |
| 225 | ||
| 226 | /*----------------------------------------------------------------------- | |
| 227 | * SIUMCR - SIU Module Configuration 11-6 | |
| 228 | *----------------------------------------------------------------------- | |
| 229 | * PCMCIA config., multi-function pin tri-state | |
| 230 | */ | |
| 231 | #ifndef CONFIG_CAN_DRIVER | |
| 232 | #define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01 | SIUMCR_FRC) | |
| 233 | #else /* we must activate GPL5 in the SIUMCR for CAN */ | |
| 234 | #define CFG_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01 | SIUMCR_FRC) | |
| 235 | #endif /* CONFIG_CAN_DRIVER */ | |
| 236 | ||
| 237 | /*----------------------------------------------------------------------- | |
| 238 | * TBSCR - Time Base Status and Control 11-26 | |
| 239 | *----------------------------------------------------------------------- | |
| 240 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
| 241 | */ | |
| 242 | #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) | |
| 243 | ||
| 244 | /*----------------------------------------------------------------------- | |
| 245 | * RTCSC - Real-Time Clock Status and Control Register 11-27 | |
| 246 | *----------------------------------------------------------------------- | |
| 247 | */ | |
| 248 | #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) | |
| 249 | ||
| 250 | /*----------------------------------------------------------------------- | |
| 251 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
| 252 | *----------------------------------------------------------------------- | |
| 253 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
| 254 | */ | |
| 255 | #define CFG_PISCR (PISCR_PS | PISCR_PITF) | |
| 256 | ||
| 257 | /*----------------------------------------------------------------------- | |
| 258 | * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 | |
| 259 | *----------------------------------------------------------------------- | |
| 260 | * Reset PLL lock status sticky bit, timer expired status bit and timer | |
| 261 | * interrupt status bit | |
| 262 | * | |
| 263 | */ | |
| 264 | ||
| 265 | #if CONFIG_XIN == 10000000 | |
| 266 | ||
| 267 | #if MPC8XX_HZ == 120000000 | |
| 268 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 269 | (0 << PLPRCR_S_SHIFT) | (12 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \ | |
| 270 | PLPRCR_TEXPS) | |
| 271 | #elif MPC8XX_HZ == 100000000 | |
| 272 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 273 | (0 << PLPRCR_S_SHIFT) | (10 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \ | |
| 274 | PLPRCR_TEXPS) | |
| 275 | #elif MPC8XX_HZ == 50000000 | |
| 276 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 277 | (1 << PLPRCR_S_SHIFT) | (8 << PLPRCR_MFI_SHIFT) | (3 << PLPRCR_PDF_SHIFT) | \ | |
| 278 | PLPRCR_TEXPS) | |
| 279 | #elif MPC8XX_HZ == 25000000 | |
| 280 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 281 | (2 << PLPRCR_S_SHIFT) | (8 << PLPRCR_MFI_SHIFT) | (3 << PLPRCR_PDF_SHIFT) | \ | |
| 282 | PLPRCR_TEXPS) | |
| 283 | #elif MPC8XX_HZ == 40000000 | |
| 284 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 285 | (1 << PLPRCR_S_SHIFT) | (8 << PLPRCR_MFI_SHIFT) | (4 << PLPRCR_PDF_SHIFT) | \ | |
| 286 | PLPRCR_TEXPS) | |
| 287 | #elif MPC8XX_HZ == 75000000 | |
| 288 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 289 | (1 << PLPRCR_S_SHIFT) | (15 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \ | |
| 290 | PLPRCR_TEXPS) | |
| 291 | #else | |
| 292 | #error unsupported CPU freq for XIN = 10MHz | |
| 293 | #endif | |
| 294 | ||
| 295 | #elif CONFIG_XIN == 50000000 | |
| 296 | ||
| 297 | #if MPC8XX_HZ == 120000000 | |
| 298 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 299 | (0 << PLPRCR_S_SHIFT) | (12 << PLPRCR_MFI_SHIFT) | (4 << PLPRCR_PDF_SHIFT) | \ | |
| 300 | PLPRCR_TEXPS) | |
| 301 | #elif MPC8XX_HZ == 100000000 | |
| 302 | #define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \ | |
| 303 | (0 << PLPRCR_S_SHIFT) | (6 << PLPRCR_MFI_SHIFT) | (2 << PLPRCR_PDF_SHIFT) | \ | |
| 304 | PLPRCR_TEXPS) | |
| 305 | #else | |
| 306 | #error unsupported CPU freq for XIN = 50MHz | |
| 307 | #endif | |
| 308 | ||
| 309 | #else | |
| 310 | ||
| 311 | #error unsupported XIN freq | |
| 312 | #endif | |
| 313 | ||
| 314 | ||
| 315 | /* | |
| 316 | *----------------------------------------------------------------------- | |
| 317 | * SCCR - System Clock and reset Control Register 15-27 | |
| 318 | *----------------------------------------------------------------------- | |
| 319 | * Set clock output, timebase and RTC source and divider, | |
| 320 | * power management and some other internal clocks | |
| 321 | */ | |
| 322 | ||
| 323 | #define SCCR_MASK SCCR_EBDF11 | |
| 324 | #if MPC8XX_HZ > 66666666 | |
| 325 | #define CFG_SCCR (SCCR_TBS | \ | |
| 326 | SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ | |
| 327 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ | |
| 328 | SCCR_DFALCD00 | SCCR_EBDF01) | |
| 329 | #else | |
| 330 | #define CFG_SCCR (SCCR_TBS | \ | |
| 331 | SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ | |
| 332 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ | |
| 333 | SCCR_DFALCD00) | |
| 334 | #endif | |
| 335 | ||
| 336 | /*----------------------------------------------------------------------- | |
| 337 | * | |
| 338 | *----------------------------------------------------------------------- | |
| 339 | * | |
| 340 | */ | |
| 341 | /*#define CFG_DER 0x2002000F*/ | |
| 342 | #define CFG_DER 0 | |
| 343 | ||
| 344 | /* | |
| 345 | * Init Memory Controller: | |
| 346 | * | |
| 347 | * BR0/1 and OR0/1 (FLASH) | |
| 348 | */ | |
| 349 | ||
| 350 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ | |
| 351 | ||
| 352 | /* used to re-map FLASH both when starting from SRAM or FLASH: | |
| 353 | * restrict access enough to keep SRAM working (if any) | |
| 354 | * but not too much to meddle with FLASH accesses | |
| 355 | */ | |
| 356 | #define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */ | |
| 357 | #define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ | |
| 358 | ||
| 359 | /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */ | |
| 360 | #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_BI | OR_SCY_5_CLK | OR_TRLX) | |
| 361 | ||
| 362 | #define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH) | |
| 363 | #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) | |
| 364 | #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V ) | |
| 365 | ||
| 366 | /* | |
| 367 | * BR3 and OR3 (SDRAM) | |
| 368 | * | |
| 369 | */ | |
| 370 | #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank #0 */ | |
| 371 | #define SDRAM_MAX_SIZE (256 << 20) /* max 256MB per bank */ | |
| 372 | ||
| 373 | /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ | |
| 374 | #define CFG_OR_TIMING_SDRAM (OR_CSNT_SAM | OR_G5LS) | |
| 375 | ||
| 376 | #define CFG_OR3_PRELIM ((0xFFFFFFFFLU & ~(SDRAM_MAX_SIZE - 1)) | CFG_OR_TIMING_SDRAM) | |
| 377 | #define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_PS_32 | BR_V) | |
| 378 | ||
| 379 | /* | |
| 380 | * Memory Periodic Timer Prescaler | |
| 381 | */ | |
| 382 | ||
| 383 | /* | |
| 384 | * Memory Periodic Timer Prescaler | |
| 385 | * | |
| 386 | * The Divider for PTA (refresh timer) configuration is based on an | |
| 387 | * example SDRAM configuration (64 MBit, one bank). The adjustment to | |
| 388 | * the number of chip selects (NCS) and the actually needed refresh | |
| 389 | * rate is done by setting MPTPR. | |
| 390 | * | |
| 391 | * PTA is calculated from | |
| 392 | * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS) | |
| 393 | * | |
| 394 | * gclk CPU clock (not bus clock!) | |
| 395 | * Trefresh Refresh cycle * 4 (four word bursts used) | |
| 396 | * | |
| 397 | * 4096 Rows from SDRAM example configuration | |
| 398 | * 1000 factor s -> ms | |
| 399 | * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration | |
| 400 | * 4 Number of refresh cycles per period | |
| 401 | * 64 Refresh cycle in ms per number of rows | |
| 402 | * -------------------------------------------- | |
| 403 | * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000 | |
| 404 | * | |
| 405 | * 50 MHz => 50.000.000 / Divider = 98 | |
| 406 | * 66 Mhz => 66.000.000 / Divider = 129 | |
| 407 | * 80 Mhz => 80.000.000 / Divider = 156 | |
| 408 | */ | |
| 409 | ||
| 410 | #define CFG_MAMR_PTA 234 | |
| 411 | ||
| 412 | /* | |
| 413 | * For 16 MBit, refresh rates could be 31.3 us | |
| 414 | * (= 64 ms / 2K = 125 / quad bursts). | |
| 415 | * For a simpler initialization, 15.6 us is used instead. | |
| 416 | * | |
| 417 | * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks | |
| 418 | * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank | |
| 419 | */ | |
| 420 | #define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ | |
| 421 | #define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ | |
| 422 | ||
| 423 | /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ | |
| 424 | #define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ | |
| 425 | #define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ | |
| 426 | ||
| 427 | /* | |
| 428 | * MAMR settings for SDRAM | |
| 429 | */ | |
| 430 | ||
| 431 | /* 8 column SDRAM */ | |
| 432 | #define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ | |
| 433 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ | |
| 434 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
| 435 | ||
| 436 | /* 9 column SDRAM */ | |
| 437 | #define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ | |
| 438 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ | |
| 439 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
| 440 | ||
| 441 | /* | |
| 442 | * Internal Definitions | |
| 443 | * | |
| 444 | * Boot Flags | |
| 445 | */ | |
| 446 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
| 447 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
| 448 | ||
| 449 | #define CONFIG_ARTOS /* include ARTOS support */ | |
| 450 | ||
| 451 | #define CONFIG_LAST_STAGE_INIT /* needed to reset the damn phys */ | |
| 452 | ||
| 453 | /****************************************************************/ | |
| 454 | ||
| 455 | #define DSP_SIZE 0x00010000 /* 64K */ | |
| 456 | #define NAND_SIZE 0x00010000 /* 64K */ | |
| 457 | #define ER_SIZE 0x00010000 /* 64K */ | |
| 458 | ||
| 459 | #define DSP_BASE 0xF1000000 | |
| 460 | #define NAND_BASE 0xF1010000 | |
| 461 | #define ER_BASE 0xF1020000 | |
| 462 | ||
| 463 | /****************************************************************/ | |
| 464 | ||
| 465 | /* NAND */ | |
| 466 | #define CFG_NAND_BASE NAND_BASE | |
| 467 | #define CONFIG_MTD_NAND_ECC_JFFS2 | |
| 468 | ||
| 469 | #define CFG_MAX_NAND_DEVICE 1 | |
| 470 | ||
| 471 | #define SECTORSIZE 512 | |
| 472 | #define ADDR_COLUMN 1 | |
| 473 | #define ADDR_PAGE 2 | |
| 474 | #define ADDR_COLUMN_PAGE 3 | |
| 475 | #define NAND_ChipID_UNKNOWN 0x00 | |
| 476 | #define NAND_MAX_FLOORS 1 | |
| 477 | #define NAND_MAX_CHIPS 1 | |
| 478 | ||
| 479 | /* ALE = PD17, CLE = PE18, CE = PE20, F_RY_BY = PE31 */ | |
| 480 | #define NAND_DISABLE_CE(nand) \ | |
| 481 | do { \ | |
| 482 | (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat) |= (1 << (31 - 20)); \ | |
| 483 | } while(0) | |
| 484 | ||
| 485 | #define NAND_ENABLE_CE(nand) \ | |
| 486 | do { \ | |
| 487 | (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat) &= ~(1 << (31 - 20)); \ | |
| 488 | } while(0) | |
| 489 | ||
| 490 | #define NAND_CTL_CLRALE(nandptr) \ | |
| 491 | do { \ | |
| 492 | (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat) &= ~(1 << (31 - 17)); \ | |
| 493 | } while(0) | |
| 494 | ||
| 495 | #define NAND_CTL_SETALE(nandptr) \ | |
| 496 | do { \ | |
| 497 | (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat) |= (1 << (31 - 17)); \ | |
| 498 | } while(0) | |
| 499 | ||
| 500 | #define NAND_CTL_CLRCLE(nandptr) \ | |
| 501 | do { \ | |
| 502 | (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat) &= ~(1 << (31 - 18)); \ | |
| 503 | } while(0) | |
| 504 | ||
| 505 | #define NAND_CTL_SETCLE(nandptr) \ | |
| 506 | do { \ | |
| 507 | (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat) |= (1 << (31 - 18)); \ | |
| 508 | } while(0) | |
| 509 | ||
| 510 | #define NAND_WAIT_READY(nand) \ | |
| 511 | do { \ | |
| 512 | while ((((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat & (1 << (31 - 31))) == 0) \ | |
| 513 | ; \ | |
| 514 | } while (0) | |
| 515 | ||
| 516 | #define WRITE_NAND_COMMAND(d, adr) \ | |
| 517 | do { \ | |
| 518 | *(volatile unsigned char *)((unsigned long)(adr)) = (unsigned char)(d); \ | |
| 519 | } while(0) | |
| 520 | ||
| 521 | #define WRITE_NAND_ADDRESS(d, adr) \ | |
| 522 | do { \ | |
| 523 | *(volatile unsigned char *)((unsigned long)(adr)) = (unsigned char)(d); \ | |
| 524 | } while(0) | |
| 525 | ||
| 526 | #define WRITE_NAND(d, adr) \ | |
| 527 | do { \ | |
| 528 | *(volatile unsigned char *)((unsigned long)(adr)) = (unsigned char)(d); \ | |
| 529 | } while(0) | |
| 530 | ||
| 531 | #define READ_NAND(adr) \ | |
| 532 | ((unsigned char)(*(volatile unsigned char *)(unsigned long)(adr))) | |
| 533 | ||
| 534 | /*****************************************************************************/ | |
| 535 | ||
| 536 | #define STATUS_LED_BIT 0x00000008 /* bit 28 */ | |
| 537 | #define STATUS_LED_PERIOD (CFG_HZ / 2) | |
| 538 | #define STATUS_LED_STATE STATUS_LED_BLINKING | |
| 539 | ||
| 540 | #define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */ | |
| 541 | #define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ | |
| 542 | ||
| 543 | #ifndef __ASSEMBLY__ | |
| 544 | ||
| 545 | /* LEDs */ | |
| 546 | ||
| 547 | /* led_id_t is unsigned int mask */ | |
| 548 | typedef unsigned int led_id_t; | |
| 549 | ||
| 550 | #define __led_toggle(_msk) \ | |
| 551 | do { \ | |
| 552 | ((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat ^= (_msk); \ | |
| 553 | } while(0) | |
| 554 | ||
| 555 | #define __led_set(_msk, _st) \ | |
| 556 | do { \ | |
| 557 | if ((_st)) \ | |
| 558 | ((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat |= (_msk); \ | |
| 559 | else \ | |
| 560 | ((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pedat &= ~(_msk); \ | |
| 561 | } while(0) | |
| 562 | ||
| 563 | #define __led_init(msk, st) __led_set(msk, st) | |
| 564 | ||
| 565 | #endif | |
| 566 | ||
| 567 | /*********************************************************************************************************** | |
| 568 | ||
| 569 | Pin definitions: | |
| 570 | ||
| 571 | +------+----------------+--------+------------------------------------------------------------ | |
| 572 | | # | Name | Type | Comment | |
| 573 | +------+----------------+--------+------------------------------------------------------------ | |
| 574 | | PA3 | SPIEN_MAX | Output | MAX serial to uart chip select | |
| 575 | | PA7 | DSP_INT | Output | DSP interrupt | |
| 576 | | PA10 | DSP_RESET | Output | DSP reset | |
| 577 | | PA14 | USBOE | Output | USB (1) | |
| 578 | | PA15 | USBRXD | Output | USB (1) | |
| 579 | | PB19 | BT_RTS | Output | Bluetooth (0) | |
| 580 | | PB23 | BT_CTS | Output | Bluetooth (0) | |
| 581 | | PB26 | SPIEN_SEP | Output | Serial EEPROM chip select | |
| 582 | | PB27 | SPICS_DISP | Output | Display chip select | |
| 583 | | PB28 | SPI_RXD_3V | Input | SPI Data Rx | |
| 584 | | PB29 | SPI_TXD | Output | SPI Data Tx | |
| 585 | | PB30 | SPI_CLK | Output | SPI Clock | |
| 586 | | PC10 | DISPA0 | Output | Display A0 | |
| 587 | | PC11 | BACKLIGHT | Output | Display backlit | |
| 588 | | PC12 | SPI2RXD | Input | 2nd SPI RXD | |
| 589 | | PC13 | SPI2TXD | Output | 2nd SPI TXD | |
| 590 | | PC15 | SPI2CLK | Output | 2nd SPI CLK | |
| 591 | | PE17 | F_ALE | Output | NAND F_ALE | |
| 592 | | PE18 | F_CLE | Output | NAND F_CLE | |
| 593 | | PE20 | F_CE | Output | NAND F_CE | |
| 594 | | PE24 | SPICS_SCOUT | Output | Codec chip select | |
| 595 | | PE27 | SPICS_ER | Output | External serial register CS | |
| 596 | | PE28 | LEDIO1 | Output | LED | |
| 597 | | PE29 | LEDIO2 | Output | LED hook for A (TA2) | |
| 598 | | PE30 | LEDIO3 | Output | LED hook for A (TA2) | |
| 599 | | PE31 | F_RY_BY | Input | NAND F_RY_BY | |
| 600 | +------+----------------+--------+--------------------------------------------------- | |
| 601 | ||
| 602 | Chip selects: | |
| 603 | ||
| 604 | +------+----------------+------------------------------------------------------------ | |
| 605 | | # | Name | Comment | |
| 606 | +------+----------------+------------------------------------------------------------ | |
| 607 | | CS0 | CS0 | Boot flash | |
| 608 | | CS1 | CS_FLASH | NAND flash | |
| 609 | | CS2 | CS_DSP | DSP | |
| 610 | | CS3 | DCS_DRAM | DRAM | |
| 611 | +------+----------------+------------------------------------------------------------ | |
| 612 | ||
| 613 | Interrupts: | |
| 614 | ||
| 615 | +------+----------------+------------------------------------------------------------ | |
| 616 | | # | Name | Comment | |
| 617 | +------+----------------+------------------------------------------------------------ | |
| 618 | | IRQ1 | IRQ_DSP | DSP interrupt | |
| 619 | | IRQ3 | S_INTER | DUSLIC ??? | |
| 620 | | IRQ4 | F_RY_BY | NAND | |
| 621 | | IRQ7 | IRQ_MAX | MAX 3100 interrupt | |
| 622 | +------+----------------+------------------------------------------------------------ | |
| 623 | ||
| 624 | Interrupts on PCMCIA pins: | |
| 625 | ||
| 626 | +------+----------------+------------------------------------------------------------ | |
| 627 | | # | Name | Comment | |
| 628 | +------+----------------+------------------------------------------------------------ | |
| 629 | | IP_A0| PHY1_LINK | Link status changed for #1 Ethernet interface | |
| 630 | | IP_A1| PHY2_LINK | Link status changed for #2 Ethernet interface | |
| 631 | | IP_A2| RMII1_MDINT | PHY interrupt for #1 | |
| 632 | | IP_A3| RMII2_MDINT | PHY interrupt for #2 | |
| 633 | +------+----------------+------------------------------------------------------------ | |
| 634 | ||
| 635 | *************************************************************************************************/ | |
| 636 | ||
| 637 | #define CONFIG_SED156X 1 /* use SED156X */ | |
| 638 | #define CONFIG_SED156X_PG12864Q 1 /* type of display used */ | |
| 639 | ||
| 640 | /* serial interfacing macros */ | |
| 641 | ||
| 642 | #define SED156X_SPI_RXD_PORT (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pbdat) | |
| 643 | #define SED156X_SPI_RXD_MASK 0x00000008 | |
| 644 | ||
| 645 | #define SED156X_SPI_TXD_PORT (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pbdat) | |
| 646 | #define SED156X_SPI_TXD_MASK 0x00000004 | |
| 647 | ||
| 648 | #define SED156X_SPI_CLK_PORT (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pbdat) | |
| 649 | #define SED156X_SPI_CLK_MASK 0x00000002 | |
| 650 | ||
| 651 | #define SED156X_CS_PORT (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pbdat) | |
| 652 | #define SED156X_CS_MASK 0x00000010 | |
| 653 | ||
| 654 | #define SED156X_A0_PORT (((volatile immap_t *)CFG_IMMR)->im_ioport.iop_pcdat) | |
| 655 | #define SED156X_A0_MASK 0x0020 | |
| 656 | ||
| 657 | /*************************************************************************************************/ | |
| 658 | ||
| 659 | #define CFG_CONSOLE_IS_IN_ENV 1 | |
| 660 | #define CFG_CONSOLE_OVERWRITE_ROUTINE 1 | |
| 661 | #define CFG_CONSOLE_ENV_OVERWRITE 1 | |
| 662 | ||
| 663 | /*************************************************************************************************/ | |
| 664 | ||
| 665 | /* use board specific hardware */ | |
| 666 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
| 667 | #define CONFIG_HW_WATCHDOG | |
| 668 | #define CONFIG_SHOW_ACTIVITY | |
| 669 | ||
| 670 | /*************************************************************************************************/ | |
| 671 | ||
| 672 | /* phone console configuration */ | |
| 673 | ||
| 674 | #define PHONE_CONSOLE_POLL_HZ (CFG_HZ/200) /* poll every 5ms */ | |
| 675 | ||
| 676 | /*************************************************************************************************/ | |
| 677 | ||
| 678 | #define CONFIG_CDP_DEVICE_ID 20 | |
| 679 | #define CONFIG_CDP_DEVICE_ID_PREFIX "NP" /* netphone */ | |
| 680 | #define CONFIG_CDP_PORT_ID "eth%d" | |
| 681 | #define CONFIG_CDP_CAPABILITIES 0x00000010 | |
| 682 | #define CONFIG_CDP_VERSION "u-boot" " " __DATE__ " " __TIME__ | |
| 683 | #define CONFIG_CDP_PLATFORM "Intracom NetPhone" | |
| 684 | #define CONFIG_CDP_TRIGGER 0x20020001 | |
| 685 | #define CONFIG_CDP_POWER_CONSUMPTION 4300 /* 90 mA @ 48V */ | |
| 686 | #define CONFIG_CDP_APPLIANCE_VLAN_TYPE 0x01 /* ipphone */ | |
| 687 | ||
| 688 | /*************************************************************************************************/ | |
| 689 | ||
| 690 | #define CONFIG_AUTO_COMPLETE 1 | |
| 691 | ||
| 692 | /*************************************************************************************************/ | |
| 693 | ||
| 694 | #endif /* __CONFIG_H */ |