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0f8c9768 | 1 | /* |
414eec35 | 2 | * (C) Copyright 2001-2005 |
0f8c9768 WD |
3 | * Wolfgang Denk, DENX Software Engineering, [email protected]. |
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 | #undef CFG_RAMBOOT | |
32 | ||
33 | /* | |
34 | * High Level Configuration Options | |
35 | * (easy to change) | |
36 | */ | |
37 | ||
38 | #define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */ | |
39 | #define CONFIG_PM826 1 /* ...on a PM8260 module */ | |
9c4c5ae3 | 40 | #define CONFIG_CPM2 1 /* Has a CPM2 */ |
0f8c9768 | 41 | |
aacf9a49 WD |
42 | #undef CONFIG_DB_CR826_J30x_ON /* J30x jumpers on D.B. carrier */ |
43 | ||
0f8c9768 WD |
44 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
45 | ||
32bf3d14 | 46 | #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo" |
0f8c9768 WD |
47 | |
48 | #undef CONFIG_BOOTARGS | |
49 | #define CONFIG_BOOTCOMMAND \ | |
53677ef1 WD |
50 | "bootp; " \ |
51 | "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ | |
52 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \ | |
0f8c9768 WD |
53 | "bootm" |
54 | ||
55 | /* enable I2C and select the hardware/software driver */ | |
56 | #undef CONFIG_HARD_I2C | |
57 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ | |
58 | # define CFG_I2C_SPEED 50000 | |
59 | # define CFG_I2C_SLAVE 0xFE | |
60 | /* | |
61 | * Software (bit-bang) I2C driver configuration | |
62 | */ | |
63 | #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ | |
64 | #define I2C_ACTIVE (iop->pdir |= 0x00010000) | |
65 | #define I2C_TRISTATE (iop->pdir &= ~0x00010000) | |
66 | #define I2C_READ ((iop->pdat & 0x00010000) != 0) | |
67 | #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ | |
68 | else iop->pdat &= ~0x00010000 | |
69 | #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ | |
70 | else iop->pdat &= ~0x00020000 | |
71 | #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ | |
72 | ||
73 | ||
74 | #define CONFIG_RTC_PCF8563 | |
75 | #define CFG_I2C_RTC_ADDR 0x51 | |
76 | ||
77 | /* | |
78 | * select serial console configuration | |
79 | * | |
80 | * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then | |
81 | * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 | |
82 | * for SCC). | |
83 | * | |
84 | * if CONFIG_CONS_NONE is defined, then the serial console routines must | |
85 | * defined elsewhere (for example, on the cogent platform, there are serial | |
86 | * ports on the motherboard which are used for the serial console - see | |
87 | * cogent/cma101/serial.[ch]). | |
88 | */ | |
89 | #define CONFIG_CONS_ON_SMC /* define if console on SMC */ | |
90 | #undef CONFIG_CONS_ON_SCC /* define if console on SCC */ | |
91 | #undef CONFIG_CONS_NONE /* define if console on something else*/ | |
92 | #define CONFIG_CONS_INDEX 2 /* which serial channel for console */ | |
93 | ||
94 | /* | |
95 | * select ethernet configuration | |
96 | * | |
aacf9a49 WD |
97 | * if CONFIG_ETHER_ON_SCC is selected, then |
98 | * - CONFIG_ETHER_INDEX must be set to the channel number (1-4) | |
99 | * - CONFIG_NET_MULTI must not be defined | |
100 | * | |
101 | * if CONFIG_ETHER_ON_FCC is selected, then | |
102 | * - one or more CONFIG_ETHER_ON_FCCx (x=1,2,3) must also be selected | |
103 | * - CONFIG_NET_MULTI must be defined | |
0f8c9768 WD |
104 | * |
105 | * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be | |
639221c7 | 106 | * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset. |
0f8c9768 | 107 | */ |
aacf9a49 | 108 | #define CONFIG_NET_MULTI |
0f8c9768 | 109 | #undef CONFIG_ETHER_NONE /* define if ether on something else */ |
0f8c9768 | 110 | |
aacf9a49 WD |
111 | #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */ |
112 | #define CONFIG_ETHER_INDEX 1 /* which SCC channel for ethernet */ | |
113 | ||
114 | #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */ | |
0f8c9768 WD |
115 | /* |
116 | * - Rx-CLK is CLK11 | |
117 | * - Tx-CLK is CLK10 | |
aacf9a49 WD |
118 | */ |
119 | #define CONFIG_ETHER_ON_FCC1 | |
120 | # define CFG_CMXFCR_MASK1 (CMXFCR_FC1|CMXFCR_RF1CS_MSK|CMXFCR_TF1CS_MSK) | |
121 | #ifndef CONFIG_DB_CR826_J30x_ON | |
122 | # define CFG_CMXFCR_VALUE1 (CMXFCR_RF1CS_CLK11|CMXFCR_TF1CS_CLK10) | |
123 | #else | |
124 | # define CFG_CMXFCR_VALUE1 (CMXFCR_RF1CS_CLK11|CMXFCR_TF1CS_CLK12) | |
125 | #endif | |
126 | /* | |
127 | * - Rx-CLK is CLK15 | |
128 | * - Tx-CLK is CLK14 | |
129 | */ | |
130 | #define CONFIG_ETHER_ON_FCC2 | |
131 | # define CFG_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) | |
132 | # define CFG_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) | |
133 | /* | |
0f8c9768 WD |
134 | * - RAM for BD/Buffers is on the 60x Bus (see 28-13) |
135 | * - Enable Full Duplex in FSMR | |
136 | */ | |
0f8c9768 WD |
137 | # define CFG_CPMFCR_RAMTYPE 0 |
138 | # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) | |
139 | ||
0f8c9768 WD |
140 | /* system clock rate (CLKIN) - equal to the 60x and local bus speed */ |
141 | #define CONFIG_8260_CLKIN 64000000 /* in Hz */ | |
142 | ||
143 | #if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC) | |
144 | #define CONFIG_BAUDRATE 230400 | |
145 | #else | |
146 | #define CONFIG_BAUDRATE 9600 | |
147 | #endif | |
148 | ||
149 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
150 | #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ | |
151 | ||
152 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
153 | ||
18225e8d JL |
154 | /* |
155 | * BOOTP options | |
156 | */ | |
157 | #define CONFIG_BOOTP_SUBNETMASK | |
158 | #define CONFIG_BOOTP_GATEWAY | |
159 | #define CONFIG_BOOTP_HOSTNAME | |
160 | #define CONFIG_BOOTP_BOOTPATH | |
161 | #define CONFIG_BOOTP_BOOTFILESIZE | |
0f8c9768 | 162 | |
acf02697 JL |
163 | |
164 | /* | |
165 | * Command line configuration. | |
166 | */ | |
167 | #include <config_cmd_default.h> | |
168 | ||
169 | #define CONFIG_CMD_BEDBUG | |
170 | #define CONFIG_CMD_DATE | |
171 | #define CONFIG_CMD_DHCP | |
172 | #define CONFIG_CMD_DOC | |
173 | #define CONFIG_CMD_EEPROM | |
174 | #define CONFIG_CMD_I2C | |
175 | #define CONFIG_CMD_NFS | |
176 | #define CONFIG_CMD_SNTP | |
177 | ||
5d232d0e | 178 | #ifdef CONFIG_PCI |
acf02697 JL |
179 | #define CONFIG_CMD_PCI |
180 | #endif | |
181 | ||
0f8c9768 | 182 | |
cc4a0cee | 183 | #define CONFIG_NAND_LEGACY |
addb2e16 | 184 | |
0f8c9768 WD |
185 | /* |
186 | * Disk-On-Chip configuration | |
187 | */ | |
188 | ||
189 | #define CFG_DOC_SHORT_TIMEOUT | |
190 | #define CFG_MAX_DOC_DEVICE 1 /* Max number of DOC devices */ | |
191 | ||
192 | #define CFG_DOC_SUPPORT_2000 | |
193 | #define CFG_DOC_SUPPORT_MILLENNIUM | |
194 | ||
195 | /* | |
196 | * Miscellaneous configurable options | |
197 | */ | |
198 | #define CFG_LONGHELP /* undef to save memory */ | |
199 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ | |
acf02697 | 200 | #if defined(CONFIG_CMD_KGDB) |
0f8c9768 WD |
201 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
202 | #else | |
203 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
204 | #endif | |
205 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
206 | #define CFG_MAXARGS 16 /* max number of command args */ | |
207 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
208 | ||
209 | #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ | |
210 | #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
211 | ||
212 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ | |
213 | ||
214 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ | |
215 | ||
216 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
217 | ||
ac6dbb85 | 218 | #define CFG_RESET_ADDRESS 0xFDFFFFFC /* "bad" address */ |
0f8c9768 WD |
219 | |
220 | /* | |
221 | * For booting Linux, the board info and command line data | |
222 | * have to be in the first 8 MB of memory, since this is | |
223 | * the maximum mapped by the Linux kernel during initialization. | |
224 | */ | |
225 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
226 | ||
227 | /*----------------------------------------------------------------------- | |
228 | * Flash and Boot ROM mapping | |
229 | */ | |
efa329cb WD |
230 | #ifdef CONFIG_FLASH_32MB |
231 | #define CFG_FLASH0_BASE 0x40000000 | |
232 | #define CFG_FLASH0_SIZE 0x02000000 | |
233 | #else | |
234 | #define CFG_FLASH0_BASE 0xFF000000 | |
235 | #define CFG_FLASH0_SIZE 0x00800000 | |
236 | #endif | |
3bac3513 | 237 | #define CFG_BOOTROM_BASE 0xFF800000 |
0f8c9768 | 238 | #define CFG_BOOTROM_SIZE 0x00080000 |
3bac3513 | 239 | #define CFG_DOC_BASE 0xFF800000 |
0f8c9768 WD |
240 | #define CFG_DOC_SIZE 0x00100000 |
241 | ||
0f8c9768 WD |
242 | /* Flash bank size (for preliminary settings) |
243 | */ | |
244 | #define CFG_FLASH_SIZE CFG_FLASH0_SIZE | |
245 | ||
246 | /*----------------------------------------------------------------------- | |
247 | * FLASH organization | |
248 | */ | |
249 | #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ | |
efa329cb WD |
250 | #ifdef CONFIG_FLASH_32MB |
251 | #define CFG_MAX_FLASH_SECT 135 /* max num of sects on one chip */ | |
252 | #else | |
0f8c9768 | 253 | #define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */ |
efa329cb | 254 | #endif |
0f8c9768 WD |
255 | #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */ |
256 | #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ | |
257 | ||
258 | #if 0 | |
259 | /* Start port with environment in flash; switch to EEPROM later */ | |
260 | #define CFG_ENV_IS_IN_FLASH 1 | |
261 | #define CFG_ENV_ADDR (CFG_FLASH_BASE+0x40000) | |
262 | #define CFG_ENV_SIZE 0x40000 | |
263 | #define CFG_ENV_SECT_SIZE 0x40000 | |
264 | #else | |
265 | /* Final version: environment in EEPROM */ | |
bb1f8b4f | 266 | #define CONFIG_ENV_IS_IN_EEPROM 1 |
0f8c9768 WD |
267 | #define CFG_I2C_EEPROM_ADDR 0x58 |
268 | #define CFG_I2C_EEPROM_ADDR_LEN 1 | |
269 | #define CFG_EEPROM_PAGE_WRITE_BITS 4 | |
270 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ | |
3bac3513 WD |
271 | #define CFG_ENV_OFFSET 512 |
272 | #define CFG_ENV_SIZE (2048 - 512) | |
0f8c9768 WD |
273 | #endif |
274 | ||
275 | /*----------------------------------------------------------------------- | |
276 | * Hard Reset Configuration Words | |
277 | * | |
278 | * if you change bits in the HRCW, you must also change the CFG_* | |
279 | * defines for the various registers affected by the HRCW e.g. changing | |
280 | * HRCW_DPPCxx requires you to also change CFG_SIUMCR. | |
281 | */ | |
282 | #if defined(CONFIG_BOOT_ROM) | |
283 | #define CFG_HRCW_MASTER (HRCW_BPS01 | HRCW_CIP | HRCW_ISB100 | HRCW_BMS) | |
284 | #else | |
285 | #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB100 | HRCW_BMS) | |
286 | #endif | |
287 | ||
288 | /* no slaves so just fill with zeros */ | |
289 | #define CFG_HRCW_SLAVE1 0 | |
290 | #define CFG_HRCW_SLAVE2 0 | |
291 | #define CFG_HRCW_SLAVE3 0 | |
292 | #define CFG_HRCW_SLAVE4 0 | |
293 | #define CFG_HRCW_SLAVE5 0 | |
294 | #define CFG_HRCW_SLAVE6 0 | |
295 | #define CFG_HRCW_SLAVE7 0 | |
296 | ||
297 | /*----------------------------------------------------------------------- | |
298 | * Internal Memory Mapped Register | |
299 | */ | |
300 | #define CFG_IMMR 0xF0000000 | |
301 | ||
302 | /*----------------------------------------------------------------------- | |
303 | * Definitions for initial stack pointer and data area (in DPRAM) | |
304 | */ | |
305 | #define CFG_INIT_RAM_ADDR CFG_IMMR | |
306 | #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ | |
307 | #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/ | |
308 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
309 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
310 | ||
311 | /*----------------------------------------------------------------------- | |
312 | * Start addresses for the final memory configuration | |
313 | * (Set up by the startup code) | |
314 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
315 | * | |
316 | * 60x SDRAM is mapped at CFG_SDRAM_BASE, local SDRAM | |
317 | * is mapped at SDRAM_BASE2_PRELIM. | |
318 | */ | |
319 | #define CFG_SDRAM_BASE 0x00000000 | |
320 | #define CFG_FLASH_BASE CFG_FLASH0_BASE | |
321 | #define CFG_MONITOR_BASE TEXT_BASE | |
322 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
323 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/ | |
324 | ||
325 | #if (CFG_MONITOR_BASE < CFG_FLASH_BASE) | |
326 | # define CFG_RAMBOOT | |
327 | #endif | |
328 | ||
10f67017 | 329 | #ifdef CONFIG_PCI |
4d75a504 WD |
330 | #define CONFIG_PCI_PNP |
331 | #define CONFIG_EEPRO100 | |
53cf9435 | 332 | #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */ |
10f67017 | 333 | #endif |
4d75a504 | 334 | |
0f8c9768 WD |
335 | /* |
336 | * Internal Definitions | |
337 | * | |
338 | * Boot Flags | |
339 | */ | |
340 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/ | |
341 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
342 | ||
343 | ||
344 | /*----------------------------------------------------------------------- | |
345 | * Cache Configuration | |
346 | */ | |
347 | #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ | |
acf02697 | 348 | #if defined(CONFIG_CMD_KGDB) |
0f8c9768 WD |
349 | # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
350 | #endif | |
351 | ||
352 | /*----------------------------------------------------------------------- | |
353 | * HIDx - Hardware Implementation-dependent Registers 2-11 | |
354 | *----------------------------------------------------------------------- | |
355 | * HID0 also contains cache control - initially enable both caches and | |
356 | * invalidate contents, then the final state leaves only the instruction | |
357 | * cache enabled. Note that Power-On and Hard reset invalidate the caches, | |
358 | * but Soft reset does not. | |
359 | * | |
360 | * HID1 has only read-only information - nothing to set. | |
361 | */ | |
362 | #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\ | |
8bde7f77 | 363 | HID0_IFEM|HID0_ABE) |
0f8c9768 WD |
364 | #define CFG_HID0_FINAL (HID0_ICE|HID0_IFEM|HID0_ABE) |
365 | #define CFG_HID2 0 | |
366 | ||
367 | /*----------------------------------------------------------------------- | |
368 | * RMR - Reset Mode Register 5-5 | |
369 | *----------------------------------------------------------------------- | |
370 | * turn on Checkstop Reset Enable | |
371 | */ | |
372 | #define CFG_RMR RMR_CSRE | |
373 | ||
374 | /*----------------------------------------------------------------------- | |
375 | * BCR - Bus Configuration 4-25 | |
376 | *----------------------------------------------------------------------- | |
377 | */ | |
378 | ||
379 | #define BCR_APD01 0x10000000 | |
380 | #define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */ | |
381 | ||
382 | /*----------------------------------------------------------------------- | |
383 | * SIUMCR - SIU Module Configuration 4-31 | |
384 | *----------------------------------------------------------------------- | |
385 | */ | |
386 | #if 0 | |
387 | #define CFG_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10|SIUMCR_CS10PC01) | |
388 | #else | |
389 | #define CFG_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10) | |
390 | #endif | |
391 | ||
392 | ||
393 | /*----------------------------------------------------------------------- | |
394 | * SYPCR - System Protection Control 4-35 | |
395 | * SYPCR can only be written once after reset! | |
396 | *----------------------------------------------------------------------- | |
397 | * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable | |
398 | */ | |
399 | #if defined(CONFIG_WATCHDOG) | |
400 | #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ | |
8bde7f77 | 401 | SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE) |
0f8c9768 WD |
402 | #else |
403 | #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ | |
8bde7f77 | 404 | SYPCR_SWRI|SYPCR_SWP) |
0f8c9768 WD |
405 | #endif /* CONFIG_WATCHDOG */ |
406 | ||
407 | /*----------------------------------------------------------------------- | |
408 | * TMCNTSC - Time Counter Status and Control 4-40 | |
409 | *----------------------------------------------------------------------- | |
410 | * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, | |
411 | * and enable Time Counter | |
412 | */ | |
413 | #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE) | |
414 | ||
415 | /*----------------------------------------------------------------------- | |
416 | * PISCR - Periodic Interrupt Status and Control 4-42 | |
417 | *----------------------------------------------------------------------- | |
418 | * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable | |
419 | * Periodic timer | |
420 | */ | |
421 | #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE) | |
422 | ||
423 | /*----------------------------------------------------------------------- | |
424 | * SCCR - System Clock Control 9-8 | |
425 | *----------------------------------------------------------------------- | |
426 | */ | |
7152b1d0 | 427 | #define CFG_SCCR (SCCR_DFBRG00) |
0f8c9768 WD |
428 | |
429 | /*----------------------------------------------------------------------- | |
430 | * RCCR - RISC Controller Configuration 13-7 | |
431 | *----------------------------------------------------------------------- | |
432 | */ | |
433 | #define CFG_RCCR 0 | |
434 | ||
435 | /* | |
436 | * Init Memory Controller: | |
437 | * | |
438 | * Bank Bus Machine PortSz Device | |
439 | * ---- --- ------- ------ ------ | |
440 | * 0 60x GPCM 64 bit FLASH | |
441 | * 1 60x SDRAM 64 bit SDRAM | |
0f8c9768 WD |
442 | * |
443 | */ | |
444 | ||
445 | /* Initialize SDRAM on local bus | |
446 | */ | |
447 | #define CFG_INIT_LOCAL_SDRAM | |
448 | ||
449 | ||
450 | /* Minimum mask to separate preliminary | |
451 | * address ranges for CS[0:2] | |
452 | */ | |
453 | #define CFG_MIN_AM_MASK 0xC0000000 | |
454 | ||
efa329cb WD |
455 | /* |
456 | * we use the same values for 32 MB and 128 MB SDRAM | |
457 | * refresh rate = 7.73 uS (64 MHz Bus Clock) | |
458 | */ | |
459 | #define CFG_MPTPR 0x2000 | |
460 | #define CFG_PSRT 0x0E | |
0f8c9768 WD |
461 | |
462 | #define CFG_MRS_OFFS 0x00000000 | |
463 | ||
464 | ||
465 | #if defined(CONFIG_BOOT_ROM) | |
466 | /* | |
467 | * Bank 0 - Boot ROM (8 bit wide) | |
468 | */ | |
469 | #define CFG_BR0_PRELIM ((CFG_BOOTROM_BASE & BRx_BA_MSK)|\ | |
470 | BRx_PS_8 |\ | |
471 | BRx_MS_GPCM_P |\ | |
472 | BRx_V) | |
473 | ||
474 | #define CFG_OR0_PRELIM (P2SZ_TO_AM(CFG_BOOTROM_SIZE) |\ | |
475 | ORxG_CSNT |\ | |
476 | ORxG_ACS_DIV1 |\ | |
477 | ORxG_SCY_3_CLK |\ | |
478 | ORxG_EHTR |\ | |
479 | ORxG_TRLX) | |
480 | ||
481 | /* | |
482 | * Bank 1 - Flash (64 bit wide) | |
483 | */ | |
484 | #define CFG_BR1_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\ | |
485 | BRx_PS_64 |\ | |
486 | BRx_MS_GPCM_P |\ | |
487 | BRx_V) | |
488 | ||
489 | #define CFG_OR1_PRELIM (P2SZ_TO_AM(CFG_FLASH_SIZE) |\ | |
490 | ORxG_CSNT |\ | |
491 | ORxG_ACS_DIV1 |\ | |
492 | ORxG_SCY_3_CLK |\ | |
493 | ORxG_EHTR |\ | |
494 | ORxG_TRLX) | |
495 | ||
496 | #else /* ! CONFIG_BOOT_ROM */ | |
497 | ||
498 | /* | |
499 | * Bank 0 - Flash (64 bit wide) | |
500 | */ | |
501 | #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
502 | BRx_PS_64 |\ |
503 | BRx_MS_GPCM_P |\ | |
504 | BRx_V) | |
0f8c9768 WD |
505 | |
506 | #define CFG_OR0_PRELIM (P2SZ_TO_AM(CFG_FLASH_SIZE) |\ | |
8bde7f77 WD |
507 | ORxG_CSNT |\ |
508 | ORxG_ACS_DIV1 |\ | |
509 | ORxG_SCY_3_CLK |\ | |
510 | ORxG_EHTR |\ | |
511 | ORxG_TRLX) | |
0f8c9768 WD |
512 | |
513 | /* | |
514 | * Bank 1 - Disk-On-Chip | |
515 | */ | |
516 | #define CFG_BR1_PRELIM ((CFG_DOC_BASE & BRx_BA_MSK) |\ | |
517 | BRx_PS_8 |\ | |
518 | BRx_MS_GPCM_P |\ | |
519 | BRx_V) | |
520 | ||
521 | #define CFG_OR1_PRELIM (P2SZ_TO_AM(CFG_DOC_SIZE) |\ | |
522 | ORxG_CSNT |\ | |
523 | ORxG_ACS_DIV1 |\ | |
524 | ORxG_SCY_3_CLK |\ | |
525 | ORxG_EHTR |\ | |
526 | ORxG_TRLX) | |
527 | ||
528 | #endif /* CONFIG_BOOT_ROM */ | |
529 | ||
530 | /* Bank 2 - SDRAM | |
531 | */ | |
efa329cb | 532 | |
0f8c9768 WD |
533 | #ifndef CFG_RAMBOOT |
534 | #define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
535 | BRx_PS_64 |\ |
536 | BRx_MS_SDRAM_P |\ | |
537 | BRx_V) | |
0f8c9768 WD |
538 | |
539 | /* SDRAM initialization values for 8-column chips | |
540 | */ | |
541 | #define CFG_OR2_8COL (CFG_MIN_AM_MASK |\ | |
8bde7f77 WD |
542 | ORxS_BPD_4 |\ |
543 | ORxS_ROWST_PBI0_A9 |\ | |
544 | ORxS_NUMR_12) | |
0f8c9768 WD |
545 | |
546 | #define CFG_PSDMR_8COL (PSDMR_SDAM_A13_IS_A5 |\ | |
8bde7f77 WD |
547 | PSDMR_BSMA_A14_A16 |\ |
548 | PSDMR_SDA10_PBI0_A10 |\ | |
549 | PSDMR_RFRC_7_CLK |\ | |
550 | PSDMR_PRETOACT_2W |\ | |
551 | PSDMR_ACTTORW_1W |\ | |
552 | PSDMR_LDOTOPRE_1C |\ | |
553 | PSDMR_WRC_1C |\ | |
554 | PSDMR_CL_2) | |
0f8c9768 WD |
555 | |
556 | /* SDRAM initialization values for 9-column chips | |
557 | */ | |
558 | #define CFG_OR2_9COL (CFG_MIN_AM_MASK |\ | |
8bde7f77 WD |
559 | ORxS_BPD_4 |\ |
560 | ORxS_ROWST_PBI0_A7 |\ | |
561 | ORxS_NUMR_13) | |
0f8c9768 WD |
562 | |
563 | #define CFG_PSDMR_9COL (PSDMR_SDAM_A14_IS_A5 |\ | |
8bde7f77 WD |
564 | PSDMR_BSMA_A13_A15 |\ |
565 | PSDMR_SDA10_PBI0_A9 |\ | |
566 | PSDMR_RFRC_7_CLK |\ | |
567 | PSDMR_PRETOACT_2W |\ | |
568 | PSDMR_ACTTORW_1W |\ | |
569 | PSDMR_LDOTOPRE_1C |\ | |
570 | PSDMR_WRC_1C |\ | |
571 | PSDMR_CL_2) | |
0f8c9768 WD |
572 | |
573 | #define CFG_OR2_PRELIM CFG_OR2_9COL | |
574 | #define CFG_PSDMR CFG_PSDMR_9COL | |
575 | ||
576 | #endif /* CFG_RAMBOOT */ | |
577 | ||
578 | #endif /* __CONFIG_H */ |