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0f8c9768 | 1 | /* |
414eec35 | 2 | * (C) Copyright 2001-2005 |
0f8c9768 WD |
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 | * Imported from global configuration: | |
27b207fd WD |
33 | * CONFIG_MPC8255 |
34 | * CONFIG_MPC8265 | |
35 | * CONFIG_200MHz | |
0f8c9768 WD |
36 | * CONFIG_266MHz |
37 | * CONFIG_300MHz | |
27b207fd WD |
38 | * CONFIG_L2_CACHE |
39 | * CONFIG_BUSMODE_60x | |
0f8c9768 WD |
40 | */ |
41 | ||
42 | /* | |
43 | * High Level Configuration Options | |
44 | * (easy to change) | |
45 | */ | |
46 | ||
2ae18241 WD |
47 | #define CONFIG_SYS_TEXT_BASE 0x40000000 |
48 | ||
0f8c9768 WD |
49 | #define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */ |
50 | ||
51 | #if 0 | |
52 | #define CONFIG_TQM8260 100 /* ...on a TQM8260 module Rev.100 */ | |
53 | #else | |
54 | #define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */ | |
55 | #endif | |
56 | ||
9c4c5ae3 JL |
57 | #define CONFIG_CPM2 1 /* Has a CPM2 */ |
58 | ||
0f8c9768 WD |
59 | #define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */ |
60 | ||
61 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ | |
62 | ||
ae3af05e WD |
63 | #define CONFIG_BOOTCOUNT_LIMIT |
64 | ||
055b12f2 | 65 | #define CONFIG_BAUDRATE 115200 |
0f8c9768 | 66 | |
32bf3d14 | 67 | #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo" |
0f8c9768 WD |
68 | |
69 | #undef CONFIG_BOOTARGS | |
506f0441 WD |
70 | |
71 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
ae3af05e | 72 | "netdev=eth0\0" \ |
506f0441 | 73 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ |
fe126d8b | 74 | "nfsroot=${serverip}:${rootpath}\0" \ |
506f0441 | 75 | "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
fe126d8b WD |
76 | "addip=setenv bootargs ${bootargs} " \ |
77 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ | |
78 | ":${hostname}:${netdev}:off panic=1\0" \ | |
506f0441 | 79 | "flash_nfs=run nfsargs addip;" \ |
fe126d8b | 80 | "bootm ${kernel_addr}\0" \ |
506f0441 | 81 | "flash_self=run ramargs addip;" \ |
fe126d8b WD |
82 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
83 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ | |
055b12f2 WD |
84 | "rootpath=/opt/eldk/ppc_6xx\0" \ |
85 | "bootfile=tqm8260/uImage\0" \ | |
86b4bafd WD |
86 | "kernel_addr=400C0000\0" \ |
87 | "ramdisk_addr=40240000\0" \ | |
506f0441 WD |
88 | "" |
89 | #define CONFIG_BOOTCOMMAND "run flash_self" | |
0f8c9768 WD |
90 | |
91 | /* enable I2C and select the hardware/software driver */ | |
92 | #undef CONFIG_HARD_I2C /* I2C with hardware support */ | |
93 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ | |
6d0f6bcf JCPV |
94 | #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ |
95 | #define CONFIG_SYS_I2C_SLAVE 0x7F | |
0f8c9768 WD |
96 | |
97 | /* | |
98 | * Software (bit-bang) I2C driver configuration | |
99 | */ | |
100 | ||
101 | /* TQM8260 Rev.100 has the clock and data pins swapped (!!!) on EEPROM */ | |
102 | #if (CONFIG_TQM8260 <= 100) | |
103 | ||
104 | #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ | |
105 | #define I2C_ACTIVE (iop->pdir |= 0x00020000) | |
106 | #define I2C_TRISTATE (iop->pdir &= ~0x00020000) | |
107 | #define I2C_READ ((iop->pdat & 0x00020000) != 0) | |
108 | #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00020000; \ | |
109 | else iop->pdat &= ~0x00020000 | |
110 | #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00010000; \ | |
111 | else iop->pdat &= ~0x00010000 | |
112 | #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ | |
113 | ||
114 | #else | |
115 | ||
116 | #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ | |
117 | #define I2C_ACTIVE (iop->pdir |= 0x00010000) | |
118 | #define I2C_TRISTATE (iop->pdir &= ~0x00010000) | |
119 | #define I2C_READ ((iop->pdat & 0x00010000) != 0) | |
120 | #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ | |
121 | else iop->pdat &= ~0x00010000 | |
122 | #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ | |
123 | else iop->pdat &= ~0x00020000 | |
124 | #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ | |
125 | #endif | |
126 | ||
6d0f6bcf JCPV |
127 | #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 |
128 | #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 | |
129 | #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 | |
130 | #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ | |
0f8c9768 WD |
131 | |
132 | #define CONFIG_I2C_X | |
133 | ||
134 | /* | |
135 | * select serial console configuration | |
136 | * | |
137 | * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then | |
138 | * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 | |
139 | * for SCC). | |
140 | * | |
141 | * if CONFIG_CONS_NONE is defined, then the serial console routines must | |
142 | * defined elsewhere (for example, on the cogent platform, there are serial | |
143 | * ports on the motherboard which are used for the serial console - see | |
144 | * cogent/cma101/serial.[ch]). | |
145 | */ | |
146 | #define CONFIG_CONS_ON_SMC /* define if console on SMC */ | |
147 | #undef CONFIG_CONS_ON_SCC /* define if console on SCC */ | |
148 | #undef CONFIG_CONS_NONE /* define if console on something else*/ | |
149 | #ifdef CONFIG_82xx_CONS_SMC1 | |
150 | #define CONFIG_CONS_INDEX 1 /* which serial channel for console */ | |
151 | #endif | |
152 | #ifdef CONFIG_82xx_CONS_SMC2 | |
153 | #define CONFIG_CONS_INDEX 2 /* which serial channel for console */ | |
154 | #endif | |
155 | ||
156 | #undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */ | |
157 | #define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */ | |
158 | #define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */ | |
159 | ||
160 | /* | |
161 | * select ethernet configuration | |
162 | * | |
163 | * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then | |
164 | * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 | |
165 | * for FCC) | |
166 | * | |
167 | * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be | |
639221c7 | 168 | * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset. |
0f8c9768 WD |
169 | * |
170 | * (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the | |
171 | * X.29 connector, and FCC2 is hardwired to the X.1 connector) | |
172 | */ | |
173 | #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */ | |
174 | #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */ | |
175 | #undef CONFIG_ETHER_NONE /* define if ether on something else */ | |
176 | #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ | |
177 | ||
178 | #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1) | |
179 | ||
180 | /* | |
181 | * - RX clk is CLK11 | |
182 | * - TX clk is CLK12 | |
183 | */ | |
6d0f6bcf | 184 | # define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12) |
0f8c9768 WD |
185 | |
186 | #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) | |
187 | ||
188 | /* | |
189 | * - Rx-CLK is CLK13 | |
190 | * - Tx-CLK is CLK14 | |
191 | * - RAM for BD/Buffers is on the 60x Bus (see 28-13) | |
192 | * - Enable Full Duplex in FSMR | |
193 | */ | |
6d0f6bcf JCPV |
194 | # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) |
195 | # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) | |
196 | # define CONFIG_SYS_CPMFCR_RAMTYPE 0 | |
197 | # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) | |
0f8c9768 WD |
198 | |
199 | #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ | |
200 | ||
201 | ||
202 | /* system clock rate (CLKIN) - equal to the 60x and local bus speed */ | |
27b207fd | 203 | #if defined(CONFIG_MPC8255) || defined(CONFIG_MPC8265) |
7aa78614 | 204 | # define CONFIG_8260_CLKIN 66666666 /* in Hz */ |
27b207fd | 205 | #else /* !CONFIG_MPC8255 && !CONFIG_MPC8265 */ |
7aa78614 WD |
206 | # ifndef CONFIG_300MHz |
207 | # define CONFIG_8260_CLKIN 66666666 /* in Hz */ | |
208 | # else | |
209 | # define CONFIG_8260_CLKIN 83333000 /* in Hz */ | |
210 | # endif | |
211 | #endif /* CONFIG_MPC8255 */ | |
0f8c9768 | 212 | |
0f8c9768 | 213 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
6d0f6bcf | 214 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
0f8c9768 WD |
215 | |
216 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
217 | ||
414eec35 WD |
218 | #define CONFIG_TIMESTAMP /* Print image info with timestamp */ |
219 | ||
37d4bb70 JL |
220 | |
221 | /* | |
222 | * BOOTP options | |
223 | */ | |
224 | #define CONFIG_BOOTP_SUBNETMASK | |
225 | #define CONFIG_BOOTP_GATEWAY | |
226 | #define CONFIG_BOOTP_HOSTNAME | |
227 | #define CONFIG_BOOTP_BOOTPATH | |
228 | #define CONFIG_BOOTP_BOOTFILESIZE | |
0f8c9768 | 229 | |
0f8c9768 | 230 | |
2694690e JL |
231 | /* |
232 | * Command line configuration. | |
233 | */ | |
234 | #include <config_cmd_default.h> | |
235 | ||
236 | #define CONFIG_CMD_DHCP | |
237 | #define CONFIG_CMD_I2C | |
238 | #define CONFIG_CMD_EEPROM | |
239 | #define CONFIG_CMD_NFS | |
240 | #define CONFIG_CMD_SNTP | |
241 | ||
0f8c9768 WD |
242 | |
243 | /* | |
244 | * Miscellaneous configurable options | |
245 | */ | |
6d0f6bcf JCPV |
246 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
247 | #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ | |
2751a95a WD |
248 | |
249 | #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ | |
6d0f6bcf JCPV |
250 | #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */ |
251 | #ifdef CONFIG_SYS_HUSH_PARSER | |
252 | #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " | |
2751a95a WD |
253 | #endif |
254 | ||
2694690e | 255 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 256 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
0f8c9768 | 257 | #else |
6d0f6bcf | 258 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
0f8c9768 | 259 | #endif |
6d0f6bcf JCPV |
260 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
261 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
262 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
0f8c9768 | 263 | |
6d0f6bcf JCPV |
264 | #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
265 | #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
0f8c9768 | 266 | |
6d0f6bcf | 267 | #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
0f8c9768 | 268 | |
6d0f6bcf | 269 | #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ |
0f8c9768 | 270 | |
6d0f6bcf | 271 | #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
0f8c9768 | 272 | |
6d0f6bcf | 273 | #define CONFIG_SYS_RESET_ADDRESS 0xFFFFFFFC /* "bad" address */ |
0f8c9768 WD |
274 | |
275 | /* | |
276 | * For booting Linux, the board info and command line data | |
277 | * have to be in the first 8 MB of memory, since this is | |
278 | * the maximum mapped by the Linux kernel during initialization. | |
279 | */ | |
6d0f6bcf | 280 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
0f8c9768 WD |
281 | |
282 | ||
283 | /* What should the base address of the main FLASH be and how big is | |
14d0a02a | 284 | * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/tqm8260/config.mk |
0f8c9768 WD |
285 | * The main FLASH is whichever is connected to *CS0. |
286 | */ | |
6d0f6bcf JCPV |
287 | #define CONFIG_SYS_FLASH0_BASE 0x40000000 |
288 | #define CONFIG_SYS_FLASH1_BASE 0x60000000 | |
289 | #define CONFIG_SYS_FLASH0_SIZE 32 | |
290 | #define CONFIG_SYS_FLASH1_SIZE 32 | |
0f8c9768 WD |
291 | |
292 | /* Flash bank size (for preliminary settings) | |
293 | */ | |
6d0f6bcf | 294 | #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE |
0f8c9768 WD |
295 | |
296 | /*----------------------------------------------------------------------- | |
297 | * FLASH organization | |
298 | */ | |
6d0f6bcf JCPV |
299 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */ |
300 | #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max num of sects on one chip */ | |
0f8c9768 | 301 | |
6d0f6bcf JCPV |
302 | #define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */ |
303 | #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ | |
0f8c9768 | 304 | |
60c68d9c WD |
305 | /* use CFI flash driver */ |
306 | #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ | |
307 | #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ | |
308 | #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } | |
309 | #define CONFIG_SYS_FLASH_EMPTY_INFO 1 | |
310 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 | |
311 | ||
5a1aceb0 | 312 | #define CONFIG_ENV_IS_IN_FLASH 1 |
055b12f2 WD |
313 | #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000) |
314 | #define CONFIG_ENV_SIZE 0x08000 | |
0e8d1586 | 315 | #define CONFIG_ENV_SECT_SIZE 0x40000 |
055b12f2 WD |
316 | #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE) |
317 | #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE | |
0f8c9768 WD |
318 | |
319 | /*----------------------------------------------------------------------- | |
320 | * Hardware Information Block | |
321 | */ | |
6d0f6bcf JCPV |
322 | #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ |
323 | #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ | |
324 | #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ | |
0f8c9768 WD |
325 | |
326 | /*----------------------------------------------------------------------- | |
327 | * Hard Reset Configuration Words | |
328 | * | |
6d0f6bcf | 329 | * if you change bits in the HRCW, you must also change the CONFIG_SYS_* |
0f8c9768 | 330 | * defines for the various registers affected by the HRCW e.g. changing |
6d0f6bcf | 331 | * HRCW_DPPCxx requires you to also change CONFIG_SYS_SIUMCR. |
0f8c9768 | 332 | */ |
7aa78614 WD |
333 | #define __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS) |
334 | ||
27b207fd | 335 | #if defined(CONFIG_MPC8255) || defined(CONFIG_MPC8265) |
6d0f6bcf | 336 | # define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111) |
27b207fd | 337 | #else /* ! MPC8255 && !MPC8265 */ |
7aa78614 | 338 | # if defined(CONFIG_266MHz) |
6d0f6bcf | 339 | # define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111) |
7aa78614 | 340 | # elif defined(CONFIG_300MHz) |
6d0f6bcf | 341 | # define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0110) |
7aa78614 | 342 | # else |
6d0f6bcf | 343 | # define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__) |
7aa78614 WD |
344 | # endif |
345 | #endif /* CONFIG_MPC8255 */ | |
0f8c9768 WD |
346 | |
347 | /* no slaves so just fill with zeros */ | |
6d0f6bcf JCPV |
348 | #define CONFIG_SYS_HRCW_SLAVE1 0 |
349 | #define CONFIG_SYS_HRCW_SLAVE2 0 | |
350 | #define CONFIG_SYS_HRCW_SLAVE3 0 | |
351 | #define CONFIG_SYS_HRCW_SLAVE4 0 | |
352 | #define CONFIG_SYS_HRCW_SLAVE5 0 | |
353 | #define CONFIG_SYS_HRCW_SLAVE6 0 | |
354 | #define CONFIG_SYS_HRCW_SLAVE7 0 | |
0f8c9768 WD |
355 | |
356 | /*----------------------------------------------------------------------- | |
357 | * Internal Memory Mapped Register | |
358 | */ | |
6d0f6bcf | 359 | #define CONFIG_SYS_IMMR 0xFFF00000 |
0f8c9768 WD |
360 | |
361 | /*----------------------------------------------------------------------- | |
362 | * Definitions for initial stack pointer and data area (in DPRAM) | |
363 | */ | |
6d0f6bcf | 364 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
553f0982 | 365 | #define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in DPRAM */ |
25ddd1fb | 366 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
6d0f6bcf | 367 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
0f8c9768 WD |
368 | |
369 | /*----------------------------------------------------------------------- | |
370 | * Start addresses for the final memory configuration | |
371 | * (Set up by the startup code) | |
6d0f6bcf | 372 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
0f8c9768 | 373 | * |
6d0f6bcf | 374 | * 60x SDRAM is mapped at CONFIG_SYS_SDRAM_BASE, local SDRAM |
0f8c9768 WD |
375 | * is mapped at SDRAM_BASE2_PRELIM. |
376 | */ | |
6d0f6bcf JCPV |
377 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
378 | #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE | |
14d0a02a | 379 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE |
6d0f6bcf | 380 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
055b12f2 | 381 | #define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc()*/ |
0f8c9768 | 382 | |
0f8c9768 WD |
383 | /*----------------------------------------------------------------------- |
384 | * Cache Configuration | |
385 | */ | |
6d0f6bcf | 386 | #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */ |
2694690e | 387 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 388 | # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
0f8c9768 WD |
389 | #endif |
390 | ||
391 | /*----------------------------------------------------------------------- | |
392 | * HIDx - Hardware Implementation-dependent Registers 2-11 | |
393 | *----------------------------------------------------------------------- | |
394 | * HID0 also contains cache control - initially enable both caches and | |
395 | * invalidate contents, then the final state leaves only the instruction | |
396 | * cache enabled. Note that Power-On and Hard reset invalidate the caches, | |
397 | * but Soft reset does not. | |
398 | * | |
399 | * HID1 has only read-only information - nothing to set. | |
400 | */ | |
6d0f6bcf | 401 | #define CONFIG_SYS_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\ |
8bde7f77 | 402 | HID0_IFEM|HID0_ABE) |
6d0f6bcf JCPV |
403 | #define CONFIG_SYS_HID0_FINAL (HID0_IFEM|HID0_ABE) |
404 | #define CONFIG_SYS_HID2 0 | |
0f8c9768 WD |
405 | |
406 | /*----------------------------------------------------------------------- | |
407 | * RMR - Reset Mode Register 5-5 | |
408 | *----------------------------------------------------------------------- | |
409 | * turn on Checkstop Reset Enable | |
410 | */ | |
6d0f6bcf | 411 | #define CONFIG_SYS_RMR RMR_CSRE |
0f8c9768 WD |
412 | |
413 | /*----------------------------------------------------------------------- | |
414 | * BCR - Bus Configuration 4-25 | |
415 | *----------------------------------------------------------------------- | |
416 | */ | |
417 | #ifdef CONFIG_BUSMODE_60x | |
6d0f6bcf | 418 | #define CONFIG_SYS_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\ |
0f8c9768 WD |
419 | BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */ |
420 | #else | |
421 | #define BCR_APD01 0x10000000 | |
6d0f6bcf | 422 | #define CONFIG_SYS_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */ |
0f8c9768 WD |
423 | #endif |
424 | ||
425 | /*----------------------------------------------------------------------- | |
426 | * SIUMCR - SIU Module Configuration 4-31 | |
427 | *----------------------------------------------------------------------- | |
428 | */ | |
429 | #if 0 | |
6d0f6bcf | 430 | #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10) |
0f8c9768 | 431 | #else |
6d0f6bcf | 432 | #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10) |
0f8c9768 WD |
433 | #endif |
434 | ||
435 | ||
436 | /*----------------------------------------------------------------------- | |
437 | * SYPCR - System Protection Control 4-35 | |
438 | * SYPCR can only be written once after reset! | |
439 | *----------------------------------------------------------------------- | |
440 | * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable | |
441 | */ | |
442 | #if defined(CONFIG_WATCHDOG) | |
6d0f6bcf | 443 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ |
8bde7f77 | 444 | SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE) |
0f8c9768 | 445 | #else |
6d0f6bcf | 446 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ |
8bde7f77 | 447 | SYPCR_SWRI|SYPCR_SWP) |
0f8c9768 WD |
448 | #endif /* CONFIG_WATCHDOG */ |
449 | ||
450 | /*----------------------------------------------------------------------- | |
451 | * TMCNTSC - Time Counter Status and Control 4-40 | |
452 | *----------------------------------------------------------------------- | |
453 | * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, | |
454 | * and enable Time Counter | |
455 | */ | |
6d0f6bcf | 456 | #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE) |
0f8c9768 WD |
457 | |
458 | /*----------------------------------------------------------------------- | |
459 | * PISCR - Periodic Interrupt Status and Control 4-42 | |
460 | *----------------------------------------------------------------------- | |
461 | * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable | |
462 | * Periodic timer | |
463 | */ | |
6d0f6bcf | 464 | #define CONFIG_SYS_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE) |
0f8c9768 WD |
465 | |
466 | /*----------------------------------------------------------------------- | |
467 | * SCCR - System Clock Control 9-8 | |
468 | *----------------------------------------------------------------------- | |
469 | * Ensure DFBRG is Divide by 16 | |
470 | */ | |
6d0f6bcf | 471 | #define CONFIG_SYS_SCCR 0 |
0f8c9768 WD |
472 | |
473 | /*----------------------------------------------------------------------- | |
474 | * RCCR - RISC Controller Configuration 13-7 | |
475 | *----------------------------------------------------------------------- | |
476 | */ | |
6d0f6bcf | 477 | #define CONFIG_SYS_RCCR 0 |
0f8c9768 WD |
478 | |
479 | /* | |
480 | * Init Memory Controller: | |
481 | * | |
482 | * Bank Bus Machine PortSz Device | |
483 | * ---- --- ------- ------ ------ | |
484 | * 0 60x GPCM 64 bit FLASH | |
485 | * 1 60x SDRAM 64 bit SDRAM | |
486 | * 2 Local SDRAM 32 bit SDRAM | |
487 | * | |
488 | */ | |
489 | ||
490 | /* Initialize SDRAM on local bus | |
491 | */ | |
6d0f6bcf | 492 | #define CONFIG_SYS_INIT_LOCAL_SDRAM |
0f8c9768 WD |
493 | |
494 | #define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */ | |
495 | ||
496 | /* Minimum mask to separate preliminary | |
497 | * address ranges for CS[0:2] | |
498 | */ | |
6d0f6bcf JCPV |
499 | #define CONFIG_SYS_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */ |
500 | #define CONFIG_SYS_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */ | |
0f8c9768 | 501 | |
6d0f6bcf | 502 | #define CONFIG_SYS_MPTPR 0x4000 |
0f8c9768 WD |
503 | |
504 | /*----------------------------------------------------------------------------- | |
505 | * Address for Mode Register Set (MRS) command | |
506 | *----------------------------------------------------------------------------- | |
507 | * In fact, the address is rather configuration data presented to the SDRAM on | |
508 | * its address lines. Because the address lines may be mux'ed externally either | |
509 | * for 8 column or 9 column devices, some bits appear twice in the 8260's | |
510 | * address: | |
511 | * | |
512 | * | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length | | |
513 | * | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 | | |
514 | * 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 | | |
515 | * 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 | | |
516 | * Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 | | |
517 | *----------------------------------------------------------------------------- | |
518 | */ | |
6d0f6bcf | 519 | #define CONFIG_SYS_MRS_OFFS 0x00000110 |
0f8c9768 WD |
520 | |
521 | ||
522 | /* Bank 0 - FLASH | |
523 | */ | |
6d0f6bcf | 524 | #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) |\ |
8bde7f77 WD |
525 | BRx_PS_64 |\ |
526 | BRx_MS_GPCM_P |\ | |
527 | BRx_V) | |
0f8c9768 | 528 | |
6d0f6bcf | 529 | #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) |\ |
8bde7f77 WD |
530 | ORxG_CSNT |\ |
531 | ORxG_ACS_DIV1 |\ | |
532 | ORxG_SCY_3_CLK |\ | |
533 | ORxG_EHTR |\ | |
534 | ORxG_TRLX) | |
0f8c9768 WD |
535 | |
536 | /* SDRAM on TQM8260 can have either 8 or 9 columns. | |
537 | * The number affects configuration values. | |
538 | */ | |
539 | ||
540 | /* Bank 1 - 60x bus SDRAM | |
541 | */ | |
6d0f6bcf JCPV |
542 | #define CONFIG_SYS_PSRT 0x20 |
543 | #define CONFIG_SYS_LSRT 0x20 | |
544 | #ifndef CONFIG_SYS_RAMBOOT | |
545 | #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE & BRx_BA_MSK) |\ | |
8bde7f77 WD |
546 | BRx_PS_64 |\ |
547 | BRx_MS_SDRAM_P |\ | |
548 | BRx_V) | |
0f8c9768 | 549 | |
6d0f6bcf | 550 | #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR1_8COL |
0f8c9768 WD |
551 | |
552 | ||
553 | /* SDRAM initialization values for 8-column chips | |
554 | */ | |
6d0f6bcf | 555 | #define CONFIG_SYS_OR1_8COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\ |
8bde7f77 WD |
556 | ORxS_BPD_4 |\ |
557 | ORxS_ROWST_PBI1_A7 |\ | |
558 | ORxS_NUMR_12) | |
0f8c9768 | 559 | |
6d0f6bcf | 560 | #define CONFIG_SYS_PSDMR_8COL (PSDMR_PBI |\ |
8bde7f77 WD |
561 | PSDMR_SDAM_A15_IS_A5 |\ |
562 | PSDMR_BSMA_A12_A14 |\ | |
563 | PSDMR_SDA10_PBI1_A8 |\ | |
564 | PSDMR_RFRC_7_CLK |\ | |
565 | PSDMR_PRETOACT_2W |\ | |
566 | PSDMR_ACTTORW_2W |\ | |
567 | PSDMR_LDOTOPRE_1C |\ | |
568 | PSDMR_WRC_2C |\ | |
569 | PSDMR_EAMUX |\ | |
570 | PSDMR_CL_2) | |
0f8c9768 WD |
571 | |
572 | /* SDRAM initialization values for 9-column chips | |
573 | */ | |
6d0f6bcf | 574 | #define CONFIG_SYS_OR1_9COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\ |
8bde7f77 WD |
575 | ORxS_BPD_4 |\ |
576 | ORxS_ROWST_PBI1_A5 |\ | |
577 | ORxS_NUMR_13) | |
0f8c9768 | 578 | |
6d0f6bcf | 579 | #define CONFIG_SYS_PSDMR_9COL (PSDMR_PBI |\ |
8bde7f77 WD |
580 | PSDMR_SDAM_A16_IS_A5 |\ |
581 | PSDMR_BSMA_A12_A14 |\ | |
582 | PSDMR_SDA10_PBI1_A7 |\ | |
583 | PSDMR_RFRC_7_CLK |\ | |
584 | PSDMR_PRETOACT_2W |\ | |
585 | PSDMR_ACTTORW_2W |\ | |
586 | PSDMR_LDOTOPRE_1C |\ | |
587 | PSDMR_WRC_2C |\ | |
588 | PSDMR_EAMUX |\ | |
589 | PSDMR_CL_2) | |
0f8c9768 WD |
590 | |
591 | /* Bank 2 - Local bus SDRAM | |
592 | */ | |
6d0f6bcf JCPV |
593 | #ifdef CONFIG_SYS_INIT_LOCAL_SDRAM |
594 | #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\ | |
8bde7f77 WD |
595 | BRx_PS_32 |\ |
596 | BRx_MS_SDRAM_L |\ | |
597 | BRx_V) | |
0f8c9768 | 598 | |
6d0f6bcf | 599 | #define CONFIG_SYS_OR2_PRELIM CONFIG_SYS_OR2_8COL |
0f8c9768 WD |
600 | |
601 | #define SDRAM_BASE2_PRELIM 0x80000000 | |
602 | ||
603 | /* SDRAM initialization values for 8-column chips | |
604 | */ | |
6d0f6bcf | 605 | #define CONFIG_SYS_OR2_8COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\ |
8bde7f77 WD |
606 | ORxS_BPD_4 |\ |
607 | ORxS_ROWST_PBI1_A8 |\ | |
608 | ORxS_NUMR_12) | |
0f8c9768 | 609 | |
6d0f6bcf | 610 | #define CONFIG_SYS_LSDMR_8COL (PSDMR_PBI |\ |
8bde7f77 WD |
611 | PSDMR_SDAM_A15_IS_A5 |\ |
612 | PSDMR_BSMA_A13_A15 |\ | |
613 | PSDMR_SDA10_PBI1_A9 |\ | |
614 | PSDMR_RFRC_7_CLK |\ | |
615 | PSDMR_PRETOACT_2W |\ | |
616 | PSDMR_ACTTORW_2W |\ | |
617 | PSDMR_BL |\ | |
618 | PSDMR_LDOTOPRE_1C |\ | |
619 | PSDMR_WRC_2C |\ | |
620 | PSDMR_CL_2) | |
0f8c9768 WD |
621 | |
622 | /* SDRAM initialization values for 9-column chips | |
623 | */ | |
6d0f6bcf | 624 | #define CONFIG_SYS_OR2_9COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\ |
8bde7f77 WD |
625 | ORxS_BPD_4 |\ |
626 | ORxS_ROWST_PBI1_A6 |\ | |
627 | ORxS_NUMR_13) | |
0f8c9768 | 628 | |
6d0f6bcf | 629 | #define CONFIG_SYS_LSDMR_9COL (PSDMR_PBI |\ |
8bde7f77 WD |
630 | PSDMR_SDAM_A16_IS_A5 |\ |
631 | PSDMR_BSMA_A13_A15 |\ | |
632 | PSDMR_SDA10_PBI1_A8 |\ | |
633 | PSDMR_RFRC_7_CLK |\ | |
634 | PSDMR_PRETOACT_2W |\ | |
635 | PSDMR_ACTTORW_2W |\ | |
636 | PSDMR_BL |\ | |
637 | PSDMR_LDOTOPRE_1C |\ | |
638 | PSDMR_WRC_2C |\ | |
639 | PSDMR_CL_2) | |
0f8c9768 | 640 | |
6d0f6bcf | 641 | #endif /* CONFIG_SYS_INIT_LOCAL_SDRAM */ |
0f8c9768 | 642 | |
6d0f6bcf | 643 | #endif /* CONFIG_SYS_RAMBOOT */ |
0f8c9768 WD |
644 | |
645 | #endif /* __CONFIG_H */ |