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7ca202f5 | 1 | /* |
6923565d | 2 | * (C) Copyright 2006, 2007 Detlev Zundel, dzu@denx.de |
414eec35 | 3 | * (C) Copyright 2005 |
7ca202f5 WD |
4 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
5 | * | |
6 | * See file CREDITS for list of people who contributed to this | |
7 | * project. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License as | |
11 | * published by the Free Software Foundation; either version 2 of | |
12 | * the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
22 | * MA 02111-1307 USA | |
23 | */ | |
24 | ||
25 | /* | |
26 | * board/config.h - configuration options, board specific | |
27 | */ | |
28 | ||
29 | #ifndef __CONFIG_H | |
30 | #define __CONFIG_H | |
31 | ||
32 | /* | |
33 | * High Level Configuration Options | |
34 | * (easy to change) | |
35 | */ | |
36 | #define CONFIG_MPC852T 1 | |
37 | #define CONFIG_NC650 1 | |
38 | ||
39 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ | |
40 | #undef CONFIG_8xx_CONS_SMC2 | |
41 | #undef CONFIG_8xx_CONS_NONE | |
42 | #define CONFIG_BAUDRATE 115200 | |
43 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
44 | ||
45 | /* | |
46 | * 10 MHz - PLL input clock | |
47 | */ | |
cce625e5 | 48 | #define CONFIG_8xx_OSCLK 10000000 |
7ca202f5 WD |
49 | |
50 | /* | |
51 | * 50 MHz - default CPU clock | |
52 | */ | |
66ca92a5 | 53 | #define CONFIG_8xx_CPUCLK_DEFAULT 50000000 |
7ca202f5 WD |
54 | |
55 | /* | |
56 | * 15 MHz - CPU minimum clock | |
57 | */ | |
6d0f6bcf | 58 | #define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 |
7ca202f5 WD |
59 | |
60 | /* | |
61 | * 133 MHz - CPU maximum clock | |
62 | */ | |
6d0f6bcf | 63 | #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 |
7ca202f5 | 64 | |
6d0f6bcf JCPV |
65 | #define CONFIG_SYS_MEASURE_CPUCLK |
66 | #define CONFIG_SYS_8XX_XIN CONFIG_8xx_OSCLK | |
7ca202f5 | 67 | |
f2302d44 | 68 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
a367d426 | 69 | #define CONFIG_AUTOBOOT_KEYED |
f2302d44 SR |
70 | #define CONFIG_AUTOBOOT_PROMPT \ |
71 | "\nEnter password - autoboot in %d seconds...\n", bootdelay | |
a367d426 | 72 | #define CONFIG_AUTOBOOT_DELAY_STR "ids" |
73 | #define CONFIG_BOOT_RETRY_TIME 900 | |
74 | #define CONFIG_BOOT_RETRY_MIN 30 | |
7ca202f5 | 75 | |
32bf3d14 | 76 | #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo" |
7ca202f5 WD |
77 | |
78 | #undef CONFIG_BOOTARGS | |
79 | #define CONFIG_BOOTCOMMAND \ | |
53677ef1 WD |
80 | "bootp;" \ |
81 | "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ | |
82 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ | |
7ca202f5 WD |
83 | "bootm" |
84 | ||
53677ef1 | 85 | #define CONFIG_WATCHDOG /* watchdog enabled */ |
7ca202f5 WD |
86 | |
87 | #undef CONFIG_STATUS_LED /* Status LED disabled */ | |
88 | ||
7be044e4 JL |
89 | /* |
90 | * BOOTP options | |
91 | */ | |
92 | #define CONFIG_BOOTP_SUBNETMASK | |
93 | #define CONFIG_BOOTP_GATEWAY | |
94 | #define CONFIG_BOOTP_HOSTNAME | |
95 | #define CONFIG_BOOTP_BOOTPATH | |
96 | #define CONFIG_BOOTP_BOOTFILESIZE | |
97 | ||
7ca202f5 WD |
98 | |
99 | #define CONFIG_FEC_ENET 1 /* use FEC ethernet */ | |
100 | #define FEC_ENET | |
101 | #define CONFIG_MII | |
6d0f6bcf | 102 | #define CONFIG_SYS_DISCOVER_PHY 1 |
7ca202f5 WD |
103 | |
104 | ||
105 | /* enable I2C and select the hardware/software driver */ | |
106 | #undef CONFIG_HARD_I2C /* I2C with hardware support */ | |
107 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ | |
6d0f6bcf JCPV |
108 | #define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */ |
109 | #define CONFIG_SYS_I2C_SLAVE 0x7f | |
7ca202f5 WD |
110 | |
111 | /* | |
112 | * Software (bit-bang) I2C driver configuration | |
113 | */ | |
a367d426 | 114 | #if defined(CONFIG_IDS852_REV1) |
115 | ||
4cfaf55e WD |
116 | #define SCL 0x1000 /* PA 3 */ |
117 | #define SDA 0x2000 /* PA 2 */ | |
7ca202f5 | 118 | |
f57f70aa WD |
119 | #define __I2C_DIR immr->im_ioport.iop_padir |
120 | #define __I2C_DAT immr->im_ioport.iop_padat | |
121 | #define __I2C_PAR immr->im_ioport.iop_papar | |
a367d426 | 122 | |
123 | #elif defined(CONFIG_IDS852_REV2) | |
124 | ||
125 | #define SCL 0x0002 /* PB 30 */ | |
126 | #define SDA 0x0001 /* PB 31 */ | |
127 | ||
128 | #define __I2C_PAR immr->im_cpm.cp_pbpar | |
129 | #define __I2C_DIR immr->im_cpm.cp_pbdir | |
130 | #define __I2C_DAT immr->im_cpm.cp_pbdat | |
131 | ||
132 | #endif | |
133 | ||
f57f70aa WD |
134 | #define I2C_INIT { __I2C_PAR &= ~(SDA|SCL); \ |
135 | __I2C_DIR |= (SDA|SCL); } | |
136 | #define I2C_READ ((__I2C_DAT & SDA) ? 1 : 0) | |
137 | #define I2C_SDA(x) { if (x) __I2C_DAT |= SDA; else __I2C_DAT &= ~SDA; } | |
138 | #define I2C_SCL(x) { if (x) __I2C_DAT |= SCL; else __I2C_DAT &= ~SCL; } | |
139 | #define I2C_DELAY { udelay(5); } | |
140 | #define I2C_ACTIVE { __I2C_DIR |= SDA; } | |
141 | #define I2C_TRISTATE { __I2C_DIR &= ~SDA; } | |
7ca202f5 | 142 | |
4cfaf55e | 143 | #define CONFIG_RTC_PCF8563 |
6d0f6bcf | 144 | #define CONFIG_SYS_I2C_RTC_ADDR 0x51 |
7ca202f5 | 145 | |
e18a1061 JL |
146 | |
147 | /* | |
148 | * Command line configuration. | |
149 | */ | |
150 | #include <config_cmd_default.h> | |
151 | ||
152 | #define CONFIG_CMD_ASKENV | |
153 | #define CONFIG_CMD_DATE | |
154 | #define CONFIG_CMD_DHCP | |
155 | #define CONFIG_CMD_I2C | |
156 | #define CONFIG_CMD_NAND | |
157 | #define CONFIG_CMD_JFFS2 | |
158 | #define CONFIG_CMD_NFS | |
159 | #define CONFIG_CMD_SNTP | |
160 | ||
7ca202f5 WD |
161 | |
162 | /* | |
163 | * Miscellaneous configurable options | |
164 | */ | |
6d0f6bcf JCPV |
165 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
166 | #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ | |
e18a1061 | 167 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 168 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
7ca202f5 | 169 | #else |
6d0f6bcf | 170 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
7ca202f5 | 171 | #endif |
6d0f6bcf JCPV |
172 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
173 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
174 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
7ca202f5 | 175 | |
6d0f6bcf JCPV |
176 | #define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */ |
177 | #define CONFIG_SYS_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */ | |
7ca202f5 | 178 | |
6d0f6bcf | 179 | #define CONFIG_SYS_LOAD_ADDR 0x00100000 |
7ca202f5 | 180 | |
6d0f6bcf | 181 | #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ |
7ca202f5 | 182 | |
6d0f6bcf | 183 | #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
7ca202f5 WD |
184 | |
185 | /* | |
186 | * Low Level Configuration Settings | |
187 | * (address mappings, register initial values, etc.) | |
188 | * You should know what you are doing if you make changes here. | |
189 | */ | |
190 | /*----------------------------------------------------------------------- | |
191 | * Internal Memory Mapped Register | |
192 | */ | |
6d0f6bcf JCPV |
193 | #define CONFIG_SYS_IMMR 0xF0000000 |
194 | #define CONFIG_SYS_IMMR_SIZE ((uint)(64 * 1024)) | |
7ca202f5 WD |
195 | |
196 | /*----------------------------------------------------------------------- | |
197 | * Definitions for initial stack pointer and data area (in DPRAM) | |
198 | */ | |
6d0f6bcf JCPV |
199 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
200 | #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ | |
201 | #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ | |
202 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) | |
203 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET | |
7ca202f5 WD |
204 | |
205 | /*----------------------------------------------------------------------- | |
206 | * Start addresses for the final memory configuration | |
207 | * (Set up by the startup code) | |
6d0f6bcf | 208 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
7ca202f5 | 209 | */ |
6d0f6bcf JCPV |
210 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
211 | #define CONFIG_SYS_FLASH_BASE 0x40000000 | |
7ca202f5 | 212 | |
6d0f6bcf | 213 | #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100 |
7ca202f5 | 214 | |
6d0f6bcf JCPV |
215 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
216 | #define CONFIG_SYS_MONITOR_BASE TEXT_BASE | |
217 | #define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */ | |
7ca202f5 WD |
218 | |
219 | /* | |
220 | * For booting Linux, the board info and command line data | |
221 | * have to be in the first 8 MB of memory, since this is | |
222 | * the maximum mapped by the Linux kernel during initialization. | |
223 | */ | |
6d0f6bcf | 224 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
7ca202f5 WD |
225 | /*----------------------------------------------------------------------- |
226 | * FLASH organization | |
227 | */ | |
6d0f6bcf JCPV |
228 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
229 | #define CONFIG_SYS_MAX_FLASH_SECT 64 /* max number of sectors on one chip */ | |
7ca202f5 | 230 | |
6d0f6bcf JCPV |
231 | #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
232 | #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
7ca202f5 WD |
233 | |
234 | ||
5a1aceb0 | 235 | #define CONFIG_ENV_IS_IN_FLASH 1 |
0e8d1586 | 236 | #define CONFIG_ENV_OFFSET 0x00740000 |
7ca202f5 | 237 | |
0e8d1586 JCPV |
238 | #define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment sector */ |
239 | #define CONFIG_ENV_SIZE 0x4000 /* Used Size of Environment Sector */ | |
7ca202f5 WD |
240 | |
241 | /*----------------------------------------------------------------------- | |
242 | * Cache Configuration | |
243 | */ | |
6d0f6bcf | 244 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
e18a1061 | 245 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 246 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
7ca202f5 WD |
247 | #endif |
248 | ||
4cfaf55e WD |
249 | /* |
250 | * NAND flash support | |
251 | */ | |
6d0f6bcf | 252 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
4cfaf55e | 253 | |
7ca202f5 WD |
254 | /*----------------------------------------------------------------------- |
255 | * SYPCR - System Protection Control 11-9 | |
256 | * SYPCR can only be written once after reset! | |
257 | *----------------------------------------------------------------------- | |
258 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
259 | */ | |
260 | #if defined(CONFIG_WATCHDOG) | |
6d0f6bcf | 261 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
7ca202f5 WD |
262 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
263 | #else | |
6d0f6bcf | 264 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
7ca202f5 WD |
265 | #endif |
266 | ||
267 | /*----------------------------------------------------------------------- | |
268 | * SIUMCR - SIU Module Configuration 11-6 | |
269 | *----------------------------------------------------------------------- | |
270 | */ | |
6d0f6bcf | 271 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
7ca202f5 WD |
272 | |
273 | /*----------------------------------------------------------------------- | |
274 | * TBSCR - Time Base Status and Control 11-26 | |
275 | *----------------------------------------------------------------------- | |
276 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
277 | */ | |
6d0f6bcf | 278 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE) |
7ca202f5 WD |
279 | |
280 | /*----------------------------------------------------------------------- | |
281 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
282 | *----------------------------------------------------------------------- | |
283 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
284 | */ | |
6d0f6bcf | 285 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
7ca202f5 WD |
286 | |
287 | /*----------------------------------------------------------------------- | |
288 | * SCCR - System Clock and reset Control Register 15-27 | |
289 | *----------------------------------------------------------------------- | |
290 | * Set clock output, timebase and RTC source and divider, | |
291 | * power management and some other internal clocks | |
292 | */ | |
293 | #define SCCR_MASK SCCR_EBDF11 | |
6d0f6bcf | 294 | #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | \ |
7ca202f5 WD |
295 | SCCR_DFBRG00 | SCCR_DFNL000 | SCCR_DFNH000 | \ |
296 | SCCR_DFLCD000 | SCCR_DFALCD00) | |
297 | ||
298 | /*----------------------------------------------------------------------- | |
299 | * | |
300 | *----------------------------------------------------------------------- | |
301 | * | |
302 | */ | |
6d0f6bcf | 303 | #define CONFIG_SYS_DER 0 |
7ca202f5 WD |
304 | |
305 | /* | |
306 | * Init Memory Controller: | |
307 | * | |
308 | * BR0 and OR0 (FLASH) | |
309 | */ | |
310 | ||
311 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ | |
312 | ||
6d0f6bcf JCPV |
313 | #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
314 | #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ | |
7ca202f5 WD |
315 | |
316 | /* FLASH timing: Default value of OR0 after reset */ | |
6d0f6bcf | 317 | #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \ |
7ca202f5 WD |
318 | OR_SCY_15_CLK | OR_TRLX) |
319 | ||
6d0f6bcf JCPV |
320 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
321 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) | |
322 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V) | |
7ca202f5 | 323 | |
4cfaf55e | 324 | /* |
a367d426 | 325 | * BR2 and OR2 (NAND Flash) - addressed through UPMB on rev 1 |
326 | * rev2 only uses the chipselect | |
4cfaf55e | 327 | */ |
6d0f6bcf JCPV |
328 | #define CONFIG_SYS_NAND_BASE 0x50000000 |
329 | #define CONFIG_SYS_NAND_SIZE 0x04000000 | |
4cfaf55e | 330 | |
6d0f6bcf | 331 | #define CONFIG_SYS_OR_TIMING_NAND (OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \ |
4cfaf55e WD |
332 | OR_SCY_15_CLK | OR_EHTR | OR_TRLX) |
333 | ||
6d0f6bcf JCPV |
334 | #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_NAND_BASE & BR_BA_MSK) | BR_PS_8 | BR_MS_UPMB | BR_V ) |
335 | #define CONFIG_SYS_OR2_PRELIM (((-CONFIG_SYS_NAND_SIZE) & OR_AM_MSK) | OR_BI ) | |
4cfaf55e | 336 | |
7ca202f5 WD |
337 | /* |
338 | * BR3 and OR3 (SDRAM) | |
339 | */ | |
340 | #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */ | |
341 | #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */ | |
342 | ||
343 | /* | |
344 | * SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) | |
345 | */ | |
6d0f6bcf | 346 | #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 |
7ca202f5 | 347 | |
6d0f6bcf JCPV |
348 | #define CONFIG_SYS_OR3_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM) |
349 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V) | |
7ca202f5 | 350 | |
a367d426 | 351 | /* |
352 | * BR4 and OR4 (CPLD) | |
353 | */ | |
6d0f6bcf JCPV |
354 | #define CONFIG_SYS_CPLD_BASE 0x80000000 /* CPLD */ |
355 | #define CONFIG_SYS_CPLD_SIZE 0x10000 /* only 16 used */ | |
a367d426 | 356 | |
6d0f6bcf | 357 | #define CONFIG_SYS_OR_TIMING_CPLD (OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \ |
a367d426 | 358 | OR_SCY_1_CLK) |
359 | ||
6d0f6bcf JCPV |
360 | #define CONFIG_SYS_BR4_PRELIM ((CONFIG_SYS_CPLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V ) |
361 | #define CONFIG_SYS_OR4_PRELIM (((-CONFIG_SYS_CPLD_SIZE) & OR_AM_MSK) | CONFIG_SYS_OR_TIMING_CPLD) | |
a367d426 | 362 | |
cacfab58 WD |
363 | /* |
364 | * BR5 and OR5 (SRAM) | |
365 | */ | |
6d0f6bcf JCPV |
366 | #define CONFIG_SYS_SRAM_BASE 0x60000000 |
367 | #define CONFIG_SYS_SRAM_SIZE 0x00080000 | |
cacfab58 | 368 | |
6d0f6bcf | 369 | #define CONFIG_SYS_OR_TIMING_SRAM (OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \ |
cacfab58 WD |
370 | OR_SCY_15_CLK | OR_EHTR | OR_TRLX) |
371 | ||
6d0f6bcf JCPV |
372 | #define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_SRAM_BASE & BR_BA_MSK) | BR_PS_8 | BR_V ) |
373 | #define CONFIG_SYS_OR5_PRELIM (((-CONFIG_SYS_SRAM_SIZE) & OR_AM_MSK) | CONFIG_SYS_OR_TIMING_SRAM) | |
cacfab58 | 374 | |
a367d426 | 375 | #if defined(CONFIG_CP850) |
376 | /* | |
377 | * BR6 and OR6 (DPRAM) - only on CP850 | |
378 | */ | |
6d0f6bcf JCPV |
379 | #define CONFIG_SYS_OR6_PRELIM 0xffff8170 |
380 | #define CONFIG_SYS_BR6_PRELIM 0xa0000401 | |
a367d426 | 381 | #define DPRAM_BASE_ADDR 0xa0000000 |
382 | ||
383 | #define CONFIG_MISC_INIT_R 1 | |
384 | #endif | |
cacfab58 | 385 | |
7ca202f5 WD |
386 | /* |
387 | * 4096 Rows from SDRAM example configuration | |
388 | * 1000 factor s -> ms | |
389 | * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration | |
390 | * 4 Number of refresh cycles per period | |
391 | * 64 Refresh cycle in ms per number of rows | |
392 | */ | |
6d0f6bcf | 393 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64)) |
7ca202f5 WD |
394 | |
395 | /* | |
396 | * Memory Periodic Timer Prescaler | |
397 | */ | |
398 | ||
399 | /* periodic timer for refresh */ | |
6d0f6bcf | 400 | #define CONFIG_SYS_MAMR_PTA 39 |
7ca202f5 WD |
401 | |
402 | /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */ | |
6d0f6bcf JCPV |
403 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ |
404 | #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ | |
7ca202f5 WD |
405 | |
406 | /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ | |
6d0f6bcf JCPV |
407 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ |
408 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ | |
7ca202f5 WD |
409 | |
410 | /* | |
411 | * MAMR settings for SDRAM | |
412 | */ | |
413 | ||
6d0f6bcf | 414 | #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
7ca202f5 WD |
415 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ |
416 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
6d0f6bcf | 417 | #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
7ca202f5 WD |
418 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ |
419 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
420 | ||
c3fafecf WD |
421 | /* |
422 | * MBMR settings for NAND flash | |
423 | */ | |
424 | ||
6d0f6bcf | 425 | #define CONFIG_SYS_MBMR_NAND ( MBMR_WLFB_5X ) |
c3fafecf | 426 | |
7ca202f5 WD |
427 | /* |
428 | * Internal Definitions | |
429 | * | |
430 | * Boot Flags | |
431 | */ | |
432 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
433 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
434 | ||
07cc0999 | 435 | #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */ |
07cc0999 | 436 | #define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */ |
7ca202f5 | 437 | |
700a0c64 WD |
438 | /* |
439 | * JFFS2 partitions | |
440 | */ | |
441 | ||
442 | /* No command line, one static partition */ | |
68d7d651 | 443 | #undef CONFIG_CMD_MTDPARTS |
700a0c64 WD |
444 | #define CONFIG_JFFS2_DEV "nand0" |
445 | #define CONFIG_JFFS2_PART_SIZE 0x00400000 | |
446 | #define CONFIG_JFFS2_PART_OFFSET 0x00000000 | |
447 | ||
448 | /* mtdparts command line support */ | |
68d7d651 | 449 | #define CONFIG_CMD_MTDPARTS |
700a0c64 WD |
450 | #define MTDIDS_DEFAULT "nor0=nc650-0,nand0=nc650-nand" |
451 | ||
452 | #define MTDPARTS_DEFAULT "mtdparts=nc650-0:1m(kernel1),1m(kernel2)," \ | |
a367d426 | 453 | "4m(cramfs1),1m(cramfs2)," \ |
454 | "256k(u-boot),128k(env);" \ | |
455 | "nc650-nand:4m(jffs1),28m(jffs2)" | |
700a0c64 | 456 | |
7ca202f5 | 457 | #endif /* __CONFIG_H */ |