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5b1d7137 WD |
1 | /* |
2 | * (C) Copyright 2002 | |
3 | * Frank Panno <[email protected]>, Delphin Technology AG | |
4 | * | |
5 | * This file is based on similar values for other boards found in other | |
6 | * U-Boot config files, and some that I found in the EP8260 manual. | |
7 | * | |
8 | * See file CREDITS for list of people who contributed to this | |
9 | * project. | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU General Public License as | |
13 | * published by the Free Software Foundation; either version 2 of | |
14 | * the License, or (at your option) any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; if not, write to the Free Software | |
23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
24 | * MA 02111-1307 USA | |
25 | */ | |
26 | ||
27 | /* | |
28 | * board/config.h - configuration options, board specific | |
a562e1bd | 29 | * |
9dd611b8 | 30 | * "EP8260 H, V.1.1" |
5b1d7137 WD |
31 | * - 64M 60x Bus SDRAM |
32 | * - 32M Local Bus SDRAM | |
33 | * - 16M Flash (4 x AM29DL323DB90WDI) | |
34 | * - 128k NVRAM with RTC | |
9dd611b8 WD |
35 | * |
36 | * "EP8260 H2, V.1.3" (CFG_EP8260_H2) | |
37 | * - 300MHz/133MHz/66MHz | |
38 | * - 64M 60x Bus SDRAM | |
39 | * - 32M Local Bus SDRAM | |
a562e1bd | 40 | * - 32M Flash |
9dd611b8 | 41 | * - 128k NVRAM with RTC |
5b1d7137 WD |
42 | */ |
43 | ||
44 | #ifndef __CONFIG_H | |
45 | #define __CONFIG_H | |
46 | ||
9dd611b8 WD |
47 | /* Define this to enable support the EP8260 H2 version */ |
48 | #define CFG_EP8260_H2 1 | |
49 | /* #undef CFG_EP8260_H2 */ | |
50 | ||
9c4c5ae3 JL |
51 | #define CONFIG_CPM2 1 /* Has a CPM2 */ |
52 | ||
5b1d7137 WD |
53 | /* What is the oscillator's (UX2) frequency in Hz? */ |
54 | #define CONFIG_8260_CLKIN (66 * 1000 * 1000) | |
55 | ||
56 | /*----------------------------------------------------------------------- | |
57 | * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual | |
58 | *----------------------------------------------------------------------- | |
59 | * What should MODCK_H be? It is dependent on the oscillator | |
60 | * frequency, MODCK[1-3], and desired CPM and core frequencies. | |
61 | * Here are some example values (all frequencies are in MHz): | |
62 | * | |
63 | * MODCK_H MODCK[1-3] Osc CPM Core | |
64 | * ------- ---------- --- --- ---- | |
65 | * 0x2 0x2 33 133 133 | |
66 | * 0x2 0x3 33 133 166 | |
67 | * 0x2 0x4 33 133 200 | |
68 | * 0x2 0x5 33 133 233 | |
69 | * 0x2 0x6 33 133 266 | |
70 | * | |
71 | * 0x5 0x5 66 133 133 | |
72 | * 0x5 0x6 66 133 166 | |
73 | * 0x5 0x7 66 133 200 * | |
74 | * 0x6 0x0 66 133 233 | |
75 | * 0x6 0x1 66 133 266 | |
76 | * 0x6 0x2 66 133 300 | |
77 | */ | |
9dd611b8 WD |
78 | #ifdef CFG_EP8260_H2 |
79 | #define CFG_SBC_MODCK_H (HRCW_MODCK_H0110) | |
80 | #else | |
81 | #define CFG_SBC_MODCK_H (HRCW_MODCK_H0110) | |
82 | #endif | |
5b1d7137 WD |
83 | |
84 | /* Define this if you want to boot from 0x00000100. If you don't define | |
85 | * this, you will need to program the bootloader to 0xfff00000, and | |
86 | * get the hardware reset config words at 0xfe000000. The simplest | |
87 | * way to do that is to program the bootloader at both addresses. | |
88 | * It is suggested that you just let U-Boot live at 0x00000000. | |
89 | */ | |
90 | /* #define CFG_SBC_BOOT_LOW 1 */ /* only for HRCW */ | |
91 | /* #undef CFG_SBC_BOOT_LOW */ | |
92 | ||
93 | /* The reset command will not work as expected if the reset address does | |
94 | * not point to the correct address. | |
95 | */ | |
96 | ||
97 | #define CFG_RESET_ADDRESS 0xFFF00100 | |
98 | ||
99 | /* What should the base address of the main FLASH be and how big is | |
100 | * it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk | |
101 | * The main FLASH is whichever is connected to *CS0. U-Boot expects | |
102 | * this to be the SIMM. | |
103 | */ | |
9dd611b8 WD |
104 | #ifdef CFG_EP8260_H2 |
105 | #define CFG_FLASH0_BASE 0xFE000000 | |
106 | #define CFG_FLASH0_SIZE 32 | |
107 | #else | |
5b1d7137 | 108 | #define CFG_FLASH0_BASE 0xFF000000 |
a562e1bd | 109 | #define CFG_FLASH0_SIZE 16 |
9dd611b8 | 110 | #endif |
5b1d7137 WD |
111 | |
112 | /* What should the base address of the secondary FLASH be and how big | |
113 | * is it (in Mbytes)? The secondary FLASH is whichever is connected | |
114 | * to *CS6. U-Boot expects this to be the on board FLASH. If you don't | |
115 | * want it enabled, don't define these constants. | |
116 | */ | |
117 | #define CFG_FLASH1_BASE 0 | |
118 | #define CFG_FLASH1_SIZE 0 | |
119 | #undef CFG_FLASH1_BASE | |
120 | #undef CFG_FLASH1_SIZE | |
121 | ||
122 | /* What should be the base address of SDRAM DIMM (60x bus) and how big is | |
123 | * it (in Mbytes)? | |
124 | */ | |
125 | #define CFG_SDRAM0_BASE 0x00000000 | |
126 | #define CFG_SDRAM0_SIZE 64 | |
127 | ||
128 | /* define CFG_LSDRAM if you want to enable the 32M SDRAM on the | |
129 | * local bus (8260 local bus is NOT cacheable!) | |
130 | */ | |
131 | /* #define CFG_LSDRAM */ | |
a562e1bd | 132 | #undef CFG_LSDRAM |
5b1d7137 WD |
133 | |
134 | #ifdef CFG_LSDRAM | |
135 | /* What should be the base address of SDRAM DIMM (local bus) and how big is | |
136 | * it (in Mbytes)? | |
137 | */ | |
138 | #define CFG_SDRAM1_BASE 0x04000000 | |
139 | #define CFG_SDRAM1_SIZE 32 | |
140 | #else | |
141 | #define CFG_SDRAM1_BASE 0 | |
142 | #define CFG_SDRAM1_SIZE 0 | |
143 | #undef CFG_SDRAM1_BASE | |
144 | #undef CFG_SDRAM1_SIZE | |
145 | #endif /* CFG_LSDRAM */ | |
146 | ||
147 | /* What should be the base address of NVRAM and how big is | |
148 | * it (in Bytes) | |
149 | */ | |
9dd611b8 | 150 | #define CFG_NVRAM_BASE_ADDR 0xFA080000 |
5b1d7137 WD |
151 | #define CFG_NVRAM_SIZE (128*1024)-16 |
152 | ||
153 | /* The RTC is a Dallas DS1556 | |
154 | */ | |
155 | #define CONFIG_RTC_DS1556 | |
156 | ||
157 | /* What should be the base address of the LEDs and switch S0? | |
158 | * If you don't want them enabled, don't define this. | |
159 | */ | |
160 | #define CFG_LED_BASE 0x00000000 | |
161 | #undef CFG_LED_BASE | |
162 | ||
163 | /* | |
164 | * select serial console configuration | |
165 | * | |
166 | * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then | |
167 | * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 | |
168 | * for SCC). | |
169 | * | |
170 | * if CONFIG_CONS_NONE is defined, then the serial console routines must | |
171 | * defined elsewhere. | |
172 | */ | |
173 | #define CONFIG_CONS_ON_SMC /* define if console on SMC */ | |
174 | #undef CONFIG_CONS_ON_SCC /* define if console on SCC */ | |
175 | #undef CONFIG_CONS_NONE /* define if console on neither */ | |
176 | #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ | |
177 | ||
178 | /* | |
179 | * select ethernet configuration | |
180 | * | |
181 | * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then | |
182 | * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 | |
183 | * for FCC) | |
184 | * | |
185 | * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be | |
639221c7 | 186 | * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset. |
5b1d7137 WD |
187 | */ |
188 | #undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */ | |
189 | #define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */ | |
190 | #undef CONFIG_ETHER_NONE /* define if ethernet on neither */ | |
191 | #define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */ | |
192 | ||
193 | #if ( CONFIG_ETHER_INDEX == 3 ) | |
194 | ||
195 | /* | |
196 | * - Rx-CLK is CLK15 | |
197 | * - Tx-CLK is CLK16 | |
198 | * - RAM for BD/Buffers is on the local Bus (see 28-13) | |
199 | * - Enable Half Duplex in FSMR | |
200 | */ | |
201 | # define CFG_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK) | |
202 | # define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16) | |
203 | ||
204 | /* | |
205 | * - RAM for BD/Buffers is on the local Bus (see 28-13) | |
206 | */ | |
207 | #ifdef CFG_LSDRAM | |
208 | #define CFG_CPMFCR_RAMTYPE 3 | |
209 | #else /* CFG_LSDRAM */ | |
210 | #define CFG_CPMFCR_RAMTYPE 0 | |
211 | #endif /* CFG_LSDRAM */ | |
212 | ||
213 | /* - Enable Half Duplex in FSMR */ | |
214 | /* # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */ | |
215 | # define CFG_FCC_PSMR 0 | |
216 | ||
217 | #else /* CONFIG_ETHER_INDEX */ | |
218 | # error "on EP8260 ethernet must be FCC3" | |
219 | #endif /* CONFIG_ETHER_INDEX */ | |
220 | ||
221 | /* | |
222 | * select i2c support configuration | |
223 | * | |
224 | * Supported configurations are {none, software, hardware} drivers. | |
225 | * If the software driver is chosen, there are some additional | |
226 | * configuration items that the driver uses to drive the port pins. | |
227 | */ | |
228 | #undef CONFIG_HARD_I2C /* I2C with hardware support */ | |
229 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ | |
230 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ | |
231 | #define CFG_I2C_SLAVE 0x7F | |
232 | ||
233 | /* | |
234 | * Software (bit-bang) I2C driver configuration | |
235 | */ | |
236 | #ifdef CONFIG_SOFT_I2C | |
237 | #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ | |
238 | #define I2C_ACTIVE (iop->pdir |= 0x00010000) | |
239 | #define I2C_TRISTATE (iop->pdir &= ~0x00010000) | |
240 | #define I2C_READ ((iop->pdat & 0x00010000) != 0) | |
241 | #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ | |
242 | else iop->pdat &= ~0x00010000 | |
243 | #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ | |
244 | else iop->pdat &= ~0x00020000 | |
245 | #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ | |
246 | #endif /* CONFIG_SOFT_I2C */ | |
247 | ||
248 | /* #define CONFIG_RTC_DS174x */ | |
249 | ||
250 | /* Define this to reserve an entire FLASH sector (256 KB) for | |
251 | * environment variables. Otherwise, the environment will be | |
252 | * put in the same sector as U-Boot, and changing variables | |
253 | * will erase U-Boot temporarily | |
254 | */ | |
255 | #define CFG_ENV_IN_OWN_SECT | |
256 | ||
257 | /* Define to allow the user to overwrite serial and ethaddr */ | |
258 | #define CONFIG_ENV_OVERWRITE | |
259 | ||
260 | /* What should the console's baud rate be? */ | |
9dd611b8 WD |
261 | #ifdef CFG_EP8260_H2 |
262 | #define CONFIG_BAUDRATE 9600 | |
263 | #else | |
a562e1bd | 264 | #define CONFIG_BAUDRATE 115200 |
9dd611b8 | 265 | #endif |
5b1d7137 WD |
266 | |
267 | /* Ethernet MAC address */ | |
268 | #define CONFIG_ETHADDR 00:10:EC:00:30:8C | |
269 | ||
270 | #define CONFIG_IPADDR 192.168.254.130 | |
271 | #define CONFIG_SERVERIP 192.168.254.49 | |
272 | ||
273 | /* Set to a positive value to delay for running BOOTCOMMAND */ | |
274 | #define CONFIG_BOOTDELAY -1 | |
275 | ||
276 | /* undef this to save memory */ | |
277 | #define CFG_LONGHELP | |
278 | ||
279 | /* Monitor Command Prompt */ | |
280 | #define CFG_PROMPT "=> " | |
281 | ||
282 | /* Define this variable to enable the "hush" shell (from | |
283 | Busybox) as command line interpreter, thus enabling | |
284 | powerful command line syntax like | |
285 | if...then...else...fi conditionals or `&&' and '||' | |
286 | constructs ("shell scripts"). | |
287 | If undefined, you get the old, much simpler behaviour | |
288 | with a somewhat smapper memory footprint. | |
289 | */ | |
290 | #define CFG_HUSH_PARSER | |
291 | #define CFG_PROMPT_HUSH_PS2 "> " | |
292 | ||
1bec3d30 | 293 | |
80ff4f99 JL |
294 | /* |
295 | * BOOTP options | |
296 | */ | |
297 | #define CONFIG_BOOTP_BOOTFILESIZE | |
298 | #define CONFIG_BOOTP_BOOTPATH | |
299 | #define CONFIG_BOOTP_GATEWAY | |
300 | #define CONFIG_BOOTP_HOSTNAME | |
301 | ||
302 | ||
5b1d7137 | 303 | /* |
1bec3d30 JL |
304 | * Command line configuration. |
305 | */ | |
306 | #include <config_cmd_all.h> | |
307 | ||
308 | #undef CONFIG_CMD_BMP | |
309 | #undef CONFIG_CMD_BSP | |
310 | #undef CONFIG_CMD_DCR | |
311 | #undef CONFIG_CMD_DHCP | |
312 | #undef CONFIG_CMD_DISPLAY | |
313 | #undef CONFIG_CMD_DOC | |
314 | #undef CONFIG_CMD_DTT | |
315 | #undef CONFIG_CMD_EEPROM | |
316 | #undef CONFIG_CMD_EXT2 | |
317 | #undef CONFIG_CMD_FDC | |
318 | #undef CONFIG_CMD_FDOS | |
319 | #undef CONFIG_CMD_HWFLOW | |
320 | #undef CONFIG_CMD_IDE | |
321 | #undef CONFIG_CMD_JFFS2 | |
322 | #undef CONFIG_CMD_KGDB | |
323 | #undef CONFIG_CMD_MII | |
cdd917a4 | 324 | #undef CONFIG_CMD_MFSL |
1bec3d30 JL |
325 | #undef CONFIG_CMD_MMC |
326 | #undef CONFIG_CMD_NAND | |
327 | #undef CONFIG_CMD_PCI | |
328 | #undef CONFIG_CMD_PCMCIA | |
329 | #undef CONFIG_CMD_REISER | |
330 | #undef CONFIG_CMD_SCSI | |
331 | #undef CONFIG_CMD_SPI | |
332 | #undef CONFIG_CMD_UNIVERSE | |
333 | #undef CONFIG_CMD_USB | |
334 | #undef CONFIG_CMD_VFD | |
335 | #undef CONFIG_CMD_XIMG | |
5b1d7137 | 336 | |
9dd611b8 | 337 | |
5b1d7137 WD |
338 | /* Where do the internal registers live? */ |
339 | #define CFG_IMMR 0xF0000000 | |
340 | #define CFG_DEFAULT_IMMR 0x00010000 | |
341 | ||
342 | /* Where do the on board registers (CS4) live? */ | |
343 | #define CFG_REGS_BASE 0xFA000000 | |
344 | ||
345 | /***************************************************************************** | |
346 | * | |
347 | * You should not have to modify any of the following settings | |
348 | * | |
349 | *****************************************************************************/ | |
350 | ||
351 | #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ | |
352 | #define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */ | |
353 | ||
c837dcb1 | 354 | #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ |
5b1d7137 | 355 | |
5b1d7137 WD |
356 | /* |
357 | * Miscellaneous configurable options | |
358 | */ | |
1bec3d30 | 359 | #if defined(CONFIG_CMD_KGDB) |
5b1d7137 WD |
360 | # define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
361 | #else | |
362 | # define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
363 | #endif | |
364 | ||
365 | /* Print Buffer Size */ | |
366 | #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) | |
367 | ||
368 | #define CFG_MAXARGS 8 /* max number of command args */ | |
369 | ||
370 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
371 | ||
372 | #ifdef CFG_LSDRAM | |
373 | #define CFG_MEMTEST_START 0x04000000 /* memtest works on */ | |
374 | #define CFG_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */ | |
375 | #else | |
376 | #define CFG_MEMTEST_START 0x00000000 /* memtest works on */ | |
377 | #define CFG_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */ | |
378 | #endif /* CFG_LSDRAM */ | |
379 | ||
380 | #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ | |
381 | ||
382 | #define CFG_LOAD_ADDR 0x00100000 /* default load address */ | |
383 | #define CFG_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */ | |
384 | ||
385 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ | |
386 | ||
387 | /* valid baudrates */ | |
388 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
389 | ||
390 | /* | |
391 | * Low Level Configuration Settings | |
392 | * (address mappings, register initial values, etc.) | |
393 | * You should know what you are doing if you make changes here. | |
394 | */ | |
395 | ||
396 | #define CFG_FLASH_BASE CFG_FLASH0_BASE | |
397 | #define CFG_SDRAM_BASE CFG_SDRAM0_BASE | |
398 | ||
399 | /*----------------------------------------------------------------------- | |
400 | * Hard Reset Configuration Words | |
401 | */ | |
402 | ||
403 | #if defined(CFG_SBC_BOOT_LOW) | |
404 | # define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) | |
405 | #else | |
406 | # define CFG_SBC_HRCW_BOOT_FLAGS (0x00000000) | |
407 | #endif /* defined(CFG_SBC_BOOT_LOW) */ | |
408 | ||
9dd611b8 WD |
409 | #ifdef CFG_EP8260_H2 |
410 | /* get the HRCW ISB field from CFG_DEFAULT_IMMR */ | |
411 | #define CFG_SBC_HRCW_IMMR ( ((CFG_DEFAULT_IMMR & 0x10000000) >> 10) |\ | |
412 | ((CFG_DEFAULT_IMMR & 0x01000000) >> 7) |\ | |
413 | ((CFG_DEFAULT_IMMR & 0x00100000) >> 4) ) | |
5b1d7137 WD |
414 | |
415 | #define CFG_HRCW_MASTER (HRCW_EBM |\ | |
8bde7f77 | 416 | HRCW_L2CPC01 |\ |
5b1d7137 WD |
417 | CFG_SBC_HRCW_IMMR |\ |
418 | HRCW_APPC10 |\ | |
419 | HRCW_CS10PC01 |\ | |
9dd611b8 | 420 | CFG_SBC_MODCK_H |\ |
5b1d7137 | 421 | CFG_SBC_HRCW_BOOT_FLAGS) |
9dd611b8 | 422 | #else |
5b1d7137 | 423 | #define CFG_HRCW_MASTER 0x10400245 |
9dd611b8 | 424 | #endif |
5b1d7137 WD |
425 | |
426 | /* no slaves */ | |
427 | #define CFG_HRCW_SLAVE1 0 | |
428 | #define CFG_HRCW_SLAVE2 0 | |
429 | #define CFG_HRCW_SLAVE3 0 | |
430 | #define CFG_HRCW_SLAVE4 0 | |
431 | #define CFG_HRCW_SLAVE5 0 | |
432 | #define CFG_HRCW_SLAVE6 0 | |
433 | #define CFG_HRCW_SLAVE7 0 | |
434 | ||
435 | /*----------------------------------------------------------------------- | |
436 | * Definitions for initial stack pointer and data area (in DPRAM) | |
437 | */ | |
438 | #define CFG_INIT_RAM_ADDR CFG_IMMR | |
439 | #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ | |
440 | #define CFG_GBL_DATA_SIZE 128 /* bytes reserved for initial data */ | |
441 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
442 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
443 | ||
444 | /*----------------------------------------------------------------------- | |
445 | * Start addresses for the final memory configuration | |
446 | * (Set up by the startup code) | |
447 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
448 | * Note also that the logic that sets CFG_RAMBOOT is platform dependent. | |
449 | */ | |
450 | #define CFG_MONITOR_BASE TEXT_BASE | |
451 | ||
452 | ||
453 | #if (CFG_MONITOR_BASE < CFG_FLASH_BASE) | |
454 | # define CFG_RAMBOOT | |
455 | #endif | |
456 | ||
457 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
458 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ | |
459 | ||
460 | /* | |
461 | * For booting Linux, the board info and command line data | |
462 | * have to be in the first 8 MB of memory, since this is | |
463 | * the maximum mapped by the Linux kernel during initialization. | |
464 | */ | |
465 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
466 | ||
467 | /*----------------------------------------------------------------------- | |
468 | * FLASH and environment organization | |
469 | */ | |
470 | #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
9dd611b8 WD |
471 | #ifdef CFG_EP8260_H2 |
472 | #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ | |
473 | #else | |
5b1d7137 | 474 | #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ |
9dd611b8 | 475 | #endif |
5b1d7137 | 476 | |
bd51626c WD |
477 | #ifdef CFG_EP8260_H2 |
478 | #define CFG_FLASH_ERASE_TOUT 240000 /* Timeout for Flash Erase (in ms) */ | |
479 | #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
480 | #else | |
5b1d7137 WD |
481 | #define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ |
482 | #define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ | |
bd51626c | 483 | #endif |
5b1d7137 WD |
484 | |
485 | #ifndef CFG_RAMBOOT | |
486 | # define CFG_ENV_IS_IN_FLASH 1 | |
487 | ||
488 | # ifdef CFG_ENV_IN_OWN_SECT | |
489 | # define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) | |
490 | # define CFG_ENV_SECT_SIZE 0x40000 | |
491 | # else | |
492 | # define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE) | |
493 | # define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ | |
494 | # define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */ | |
495 | # endif /* CFG_ENV_IN_OWN_SECT */ | |
496 | #else | |
497 | # define CFG_ENV_IS_IN_NVRAM 1 | |
498 | # define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) | |
499 | # define CFG_ENV_SIZE 0x200 | |
500 | #endif /* CFG_RAMBOOT */ | |
501 | ||
502 | /*----------------------------------------------------------------------- | |
503 | * Cache Configuration | |
504 | */ | |
505 | #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ | |
506 | ||
1bec3d30 | 507 | #if defined(CONFIG_CMD_KGDB) |
5b1d7137 WD |
508 | # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
509 | #endif | |
510 | ||
511 | /*----------------------------------------------------------------------- | |
512 | * HIDx - Hardware Implementation-dependent Registers 2-11 | |
513 | *----------------------------------------------------------------------- | |
514 | * HID0 also contains cache control - initially enable both caches and | |
515 | * invalidate contents, then the final state leaves only the instruction | |
516 | * cache enabled. Note that Power-On and Hard reset invalidate the caches, | |
517 | * but Soft reset does not. | |
518 | * | |
519 | * HID1 has only read-only information - nothing to set. | |
520 | */ | |
521 | #define CFG_HID0_INIT (HID0_ICE |\ | |
522 | HID0_DCE |\ | |
523 | HID0_ICFI |\ | |
524 | HID0_DCI |\ | |
525 | HID0_IFEM |\ | |
526 | HID0_ABE) | |
527 | #ifdef CFG_LSDRAM | |
528 | /* 8260 local bus is NOT cacheable */ | |
529 | #define CFG_HID0_FINAL (/*HID0_ICE |*/\ | |
530 | HID0_IFEM |\ | |
531 | HID0_ABE |\ | |
532 | HID0_EMCP) | |
533 | #else /* !CFG_LSDRAM */ | |
534 | #define CFG_HID0_FINAL (HID0_ICE |\ | |
535 | HID0_IFEM |\ | |
536 | HID0_ABE |\ | |
537 | HID0_EMCP) | |
538 | #endif /* CFG_LSDRAM */ | |
539 | ||
540 | #define CFG_HID2 0 | |
541 | ||
542 | /*----------------------------------------------------------------------- | |
543 | * RMR - Reset Mode Register | |
544 | *----------------------------------------------------------------------- | |
545 | */ | |
546 | #define CFG_RMR 0 | |
547 | ||
548 | /*----------------------------------------------------------------------- | |
549 | * BCR - Bus Configuration 4-25 | |
550 | *----------------------------------------------------------------------- | |
551 | */ | |
9dd611b8 | 552 | #define CFG_BCR (BCR_EBM |\ |
5b1d7137 WD |
553 | BCR_PLDP |\ |
554 | BCR_EAV |\ | |
9dd611b8 WD |
555 | BCR_NPQM0) |
556 | ||
5b1d7137 WD |
557 | /*----------------------------------------------------------------------- |
558 | * SIUMCR - SIU Module Configuration 4-31 | |
559 | *----------------------------------------------------------------------- | |
560 | */ | |
5b1d7137 | 561 | #define CFG_SIUMCR (SIUMCR_L2CPC01 |\ |
8bde7f77 WD |
562 | SIUMCR_APPC10 |\ |
563 | SIUMCR_CS10PC01) | |
5b1d7137 | 564 | |
5b1d7137 WD |
565 | /*----------------------------------------------------------------------- |
566 | * SYPCR - System Protection Control 11-9 | |
567 | * SYPCR can only be written once after reset! | |
568 | *----------------------------------------------------------------------- | |
569 | * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable | |
570 | */ | |
9dd611b8 | 571 | #ifdef CFG_EP8260_H2 |
a562e1bd WD |
572 | /* TBD: Find out why setting the BMT to 0xff causes the FCC to |
573 | * generate TX buffer underrun errors for large packets under | |
574 | * Linux | |
9dd611b8 WD |
575 | */ |
576 | #define CFG_SYPCR_BMT 0x00000600 | |
577 | #else | |
578 | #define CFG_SYPCR_BMT SYPCR_BMT | |
579 | #endif | |
580 | ||
5b1d7137 WD |
581 | #ifdef CFG_LSDRAM |
582 | #define CFG_SYPCR (SYPCR_SWTC |\ | |
9dd611b8 | 583 | CFG_SYPCR_BMT |\ |
8bde7f77 WD |
584 | SYPCR_PBME |\ |
585 | SYPCR_LBME |\ | |
586 | SYPCR_SWP) | |
5b1d7137 WD |
587 | #else |
588 | #define CFG_SYPCR (SYPCR_SWTC |\ | |
9dd611b8 | 589 | CFG_SYPCR_BMT |\ |
8bde7f77 WD |
590 | SYPCR_PBME |\ |
591 | SYPCR_SWP) | |
5b1d7137 | 592 | #endif |
9dd611b8 | 593 | |
5b1d7137 WD |
594 | /*----------------------------------------------------------------------- |
595 | * TMCNTSC - Time Counter Status and Control 4-40 | |
596 | *----------------------------------------------------------------------- | |
597 | * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, | |
598 | * and enable Time Counter | |
599 | */ | |
600 | #define CFG_TMCNTSC (TMCNTSC_SEC |\ | |
8bde7f77 WD |
601 | TMCNTSC_ALR |\ |
602 | TMCNTSC_TCF |\ | |
603 | TMCNTSC_TCE) | |
5b1d7137 WD |
604 | |
605 | /*----------------------------------------------------------------------- | |
606 | * PISCR - Periodic Interrupt Status and Control 4-42 | |
607 | *----------------------------------------------------------------------- | |
608 | * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable | |
609 | * Periodic timer | |
610 | */ | |
9dd611b8 WD |
611 | #ifdef CFG_EP8260_H2 |
612 | #define CFG_PISCR (PISCR_PS |\ | |
8bde7f77 | 613 | PISCR_PTF |\ |
9dd611b8 WD |
614 | PISCR_PTE) |
615 | #else | |
5b1d7137 | 616 | #define CFG_PISCR 0 |
9dd611b8 WD |
617 | #endif |
618 | ||
5b1d7137 WD |
619 | /*----------------------------------------------------------------------- |
620 | * SCCR - System Clock Control 9-8 | |
621 | *----------------------------------------------------------------------- | |
622 | */ | |
bd51626c WD |
623 | #ifdef CFG_EP8260_H2 |
624 | #define CFG_SCCR (SCCR_DFBRG00) | |
625 | #else | |
5b1d7137 | 626 | #define CFG_SCCR (SCCR_DFBRG01) |
bd51626c | 627 | #endif |
5b1d7137 WD |
628 | |
629 | /*----------------------------------------------------------------------- | |
630 | * RCCR - RISC Controller Configuration 13-7 | |
631 | *----------------------------------------------------------------------- | |
632 | */ | |
633 | #define CFG_RCCR 0 | |
634 | ||
635 | /*----------------------------------------------------------------------- | |
636 | * MPTPR - Memory Refresh Timer Prescale Register 10-32 | |
637 | *----------------------------------------------------------------------- | |
638 | */ | |
639 | #define CFG_MPTPR (0x0A00 & MPTPR_PTP_MSK) | |
640 | ||
641 | /* | |
642 | * Init Memory Controller: | |
643 | * | |
644 | * Bank Bus Machine PortSz Device | |
645 | * ---- --- ------- ------ ------ | |
646 | * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI) | |
647 | * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG) | |
648 | * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG) | |
649 | * 3 unused | |
650 | * 4 60x GPCM 8 bit Board Regs, NVRTC | |
651 | * 5 unused | |
652 | * 6 unused | |
653 | * 7 unused | |
654 | * 8 PCMCIA | |
655 | * 9 unused | |
656 | * 10 unused | |
657 | * 11 unused | |
658 | */ | |
659 | ||
660 | /*----------------------------------------------------------------------- | |
661 | * BRx - Base Register | |
662 | * Ref: Section 10.3.1 on page 10-14 | |
663 | * ORx - Option Register | |
664 | * Ref: Section 10.3.2 on page 10-18 | |
665 | *----------------------------------------------------------------------- | |
666 | */ | |
667 | ||
668 | /* Bank 0 - FLASH | |
669 | * | |
670 | */ | |
671 | #define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ | |
8bde7f77 | 672 | BRx_PS_64 |\ |
5b1d7137 | 673 | BRx_DECC_NONE |\ |
8bde7f77 WD |
674 | BRx_MS_GPCM_P |\ |
675 | BRx_V) | |
5b1d7137 WD |
676 | |
677 | #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ | |
8bde7f77 WD |
678 | ORxG_CSNT |\ |
679 | ORxG_ACS_DIV1 |\ | |
9dd611b8 | 680 | ORxG_SCY_8_CLK |\ |
8bde7f77 | 681 | ORxG_EHTR) |
5b1d7137 WD |
682 | |
683 | /* Bank 1 - SDRAM | |
684 | * PSDRAM | |
685 | */ | |
686 | #define CFG_BR1_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
687 | BRx_PS_64 |\ |
688 | BRx_MS_SDRAM_P |\ | |
689 | BRx_V) | |
5b1d7137 WD |
690 | |
691 | #define CFG_OR1_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ | |
8bde7f77 WD |
692 | ORxS_BPD_4 |\ |
693 | ORxS_ROWST_PBI1_A6 |\ | |
694 | ORxS_NUMR_12) | |
5b1d7137 | 695 | |
9dd611b8 WD |
696 | #ifdef CFG_EP8260_H2 |
697 | #define CFG_PSDMR 0xC34E246E | |
698 | #else | |
5b1d7137 | 699 | #define CFG_PSDMR 0xC34E2462 |
9dd611b8 | 700 | #endif |
5b1d7137 | 701 | |
9dd611b8 | 702 | #define CFG_PSRT 0x64 |
5b1d7137 WD |
703 | |
704 | #ifdef CFG_LSDRAM | |
705 | /* Bank 2 - SDRAM | |
706 | * LSDRAM | |
707 | */ | |
708 | ||
709 | #define CFG_BR2_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
710 | BRx_PS_32 |\ |
711 | BRx_MS_SDRAM_L |\ | |
712 | BRx_V) | |
5b1d7137 WD |
713 | |
714 | #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\ | |
8bde7f77 WD |
715 | ORxS_BPD_4 |\ |
716 | ORxS_ROWST_PBI0_A9 |\ | |
717 | ORxS_NUMR_12) | |
5b1d7137 | 718 | |
9dd611b8 | 719 | #define CFG_LSDMR 0x416A2562 |
5b1d7137 WD |
720 | #define CFG_LSRT 0x64 |
721 | #else | |
722 | #define CFG_LSRT 0x0 | |
723 | #endif /* CFG_LSDRAM */ | |
724 | ||
725 | /* Bank 4 - On board registers | |
726 | * NVRTC and BCSR | |
727 | */ | |
728 | #define CFG_BR4_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
729 | BRx_PS_8 |\ |
730 | BRx_MS_GPCM_P |\ | |
731 | BRx_V) | |
5b1d7137 WD |
732 | /* |
733 | #define CFG_OR4_PRELIM (ORxG_AM_MSK |\ | |
8bde7f77 WD |
734 | ORxG_CSNT |\ |
735 | ORxG_ACS_DIV1 |\ | |
736 | ORxG_SCY_10_CLK |\ | |
737 | ORxG_TRLX) | |
5b1d7137 WD |
738 | */ |
739 | #define CFG_OR4_PRELIM 0xfff00854 | |
740 | ||
9dd611b8 | 741 | #ifdef _NOT_USED_SINCE_NOT_WORKING_ |
5b1d7137 WD |
742 | /* Bank 8 - On board registers |
743 | * PCMCIA (currently not working!) | |
744 | */ | |
745 | #define CFG_BR8_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
746 | BRx_PS_16 |\ |
747 | BRx_MS_GPCM_P |\ | |
748 | BRx_V) | |
5b1d7137 WD |
749 | |
750 | #define CFG_OR8_PRELIM (ORxG_AM_MSK |\ | |
8bde7f77 WD |
751 | ORxG_CSNT |\ |
752 | ORxG_ACS_DIV1 |\ | |
5b1d7137 | 753 | ORxG_SETA |\ |
8bde7f77 | 754 | ORxG_SCY_10_CLK) |
9dd611b8 | 755 | #endif |
5b1d7137 WD |
756 | |
757 | /* | |
758 | * Internal Definitions | |
759 | * | |
760 | * Boot Flags | |
761 | */ | |
762 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
763 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
764 | ||
700a0c64 WD |
765 | /* |
766 | * JFFS2 partitions | |
767 | * | |
768 | */ | |
769 | /* No command line, one static partition, whole device */ | |
770 | #undef CONFIG_JFFS2_CMDLINE | |
771 | #define CONFIG_JFFS2_DEV "nor0" | |
772 | #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF | |
773 | #define CONFIG_JFFS2_PART_OFFSET 0x00000000 | |
774 | ||
775 | /* mtdparts command line support */ | |
776 | /* Note: fake mtd_id used, no linux mtd map file */ | |
777 | /* | |
778 | #define CONFIG_JFFS2_CMDLINE | |
779 | #define MTDIDS_DEFAULT "" | |
780 | #define MTDPARTS_DEFAULT "" | |
781 | */ | |
782 | ||
5b1d7137 | 783 | #endif /* __CONFIG_H */ |