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9dd41a7b WD |
1 | /* |
2 | * (C) Copyright 2005 | |
3 | * Heiko Schocher, 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 | /* | |
32 | * High Level Configuration Options | |
33 | * (easy to change) | |
34 | */ | |
35 | ||
36 | #define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */ | |
37 | #define CONFIG_MPC8272_FAMILY 1 | |
38 | #define CONFIG_IDS8247 1 | |
39 | #define CPU_ID_STR "MPC8247" | |
9c4c5ae3 | 40 | #define CONFIG_CPM2 1 /* Has a CPM2 */ |
9dd41a7b WD |
41 | |
42 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ | |
43 | ||
44 | #define CONFIG_BOOTCOUNT_LIMIT | |
45 | ||
46 | #define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo" | |
47 | ||
48 | #undef CONFIG_BOOTARGS | |
49 | ||
50 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
51 | "netdev=eth0\0" \ | |
52 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ | |
fe126d8b | 53 | "nfsroot=${serverip}:${rootpath}\0" \ |
9dd41a7b WD |
54 | "ramargs=setenv bootargs root=/dev/ram rw " \ |
55 | "console=ttyS0,115200\0" \ | |
fe126d8b WD |
56 | "addip=setenv bootargs ${bootargs} " \ |
57 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ | |
58 | ":${hostname}:${netdev}:off panic=1\0" \ | |
9dd41a7b | 59 | "flash_nfs=run nfsargs addip;" \ |
fe126d8b | 60 | "bootm ${kernel_addr}\0" \ |
9dd41a7b | 61 | "flash_self=run ramargs addip;" \ |
fe126d8b WD |
62 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
63 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ | |
9dd41a7b WD |
64 | "rootpath=/opt/eldk/ppc_82xx\0" \ |
65 | "bootfile=/tftpboot/IDS8247/uImage\0" \ | |
66 | "kernel_addr=ff800000\0" \ | |
67 | "ramdisk_addr=ffa00000\0" \ | |
68 | "" | |
69 | #define CONFIG_BOOTCOMMAND "run flash_self" | |
70 | ||
71 | #define CONFIG_MISC_INIT_R 1 | |
72 | ||
73 | /* enable I2C and select the hardware/software driver */ | |
74 | #undef CONFIG_HARD_I2C /* I2C with hardware support */ | |
75 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ | |
76 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ | |
77 | #define CFG_I2C_SLAVE 0x7F | |
78 | ||
79 | /* | |
80 | * Software (bit-bang) I2C driver configuration | |
81 | */ | |
82 | ||
83 | #define I2C_PORT 0 /* Port A=0, B=1, C=2, D=3 */ | |
84 | #define I2C_ACTIVE (iop->pdir |= 0x00000080) | |
85 | #define I2C_TRISTATE (iop->pdir &= ~0x00000080) | |
86 | #define I2C_READ ((iop->pdat & 0x00000080) != 0) | |
87 | #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00000080; \ | |
88 | else iop->pdat &= ~0x00000080 | |
89 | #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00000100; \ | |
90 | else iop->pdat &= ~0x00000100 | |
91 | #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ | |
92 | ||
93 | #if 0 | |
94 | #define CFG_I2C_EEPROM_ADDR 0x50 | |
95 | #define CFG_I2C_EEPROM_ADDR_LEN 2 | |
96 | #define CFG_EEPROM_PAGE_WRITE_BITS 4 | |
97 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ | |
98 | ||
99 | #define CONFIG_I2C_X | |
100 | #endif | |
101 | ||
102 | /* | |
103 | * select serial console configuration | |
104 | * use the extern UART for the console | |
105 | */ | |
106 | #define CONFIG_CONS_INDEX 1 | |
107 | #define CONFIG_BAUDRATE 115200 | |
108 | /* | |
109 | * NS16550 Configuration | |
110 | */ | |
111 | #define CFG_NS16550 | |
112 | #define CFG_NS16550_SERIAL | |
113 | ||
114 | #define CFG_NS16550_REG_SIZE 1 | |
115 | ||
116 | #define CFG_NS16550_CLK 14745600 | |
117 | ||
118 | #define CFG_UART_BASE 0xE0000000 | |
119 | #define CFG_UART_SIZE 0x10000 | |
120 | ||
121 | #define CFG_NS16550_COM1 (CFG_UART_BASE + 0x8000) | |
122 | ||
6abd82e1 SS |
123 | |
124 | /* pass open firmware flat tree */ | |
125 | #define CONFIG_OF_LIBFDT 1 | |
126 | #define CONFIG_OF_BOARD_SETUP 1 | |
127 | ||
128 | #define OF_CPU "PowerPC,8247@0" | |
129 | #define OF_SOC "soc@f0000000" | |
130 | #define OF_TBCLK (bd->bi_busfreq / 4) | |
131 | #define OF_STDOUT_PATH "/soc@f0000000/serial8250@e0008000" | |
132 | ||
133 | ||
9dd41a7b WD |
134 | /* |
135 | * select ethernet configuration | |
136 | * | |
137 | * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then | |
138 | * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 | |
139 | * for FCC) | |
140 | * | |
141 | * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be | |
639221c7 | 142 | * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset. |
9dd41a7b WD |
143 | */ |
144 | #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */ | |
145 | #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */ | |
146 | #undef CONFIG_ETHER_NONE /* define if ether on something else */ | |
6abd82e1 SS |
147 | #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */ |
148 | #define CONFIG_ETHER_ON_FCC1 | |
149 | #define FCC_ENET | |
9dd41a7b WD |
150 | |
151 | /* | |
6abd82e1 SS |
152 | * - Rx-CLK is CLK10 |
153 | * - Tx-CLK is CLK9 | |
9dd41a7b WD |
154 | * - RAM for BD/Buffers is on the 60x Bus (see 28-13) |
155 | * - Enable Full Duplex in FSMR | |
156 | */ | |
6abd82e1 SS |
157 | # define CFG_CMXFCR_MASK (CMXFCR_FC1|CMXFCR_RF1CS_MSK|CMXFCR_TF1CS_MSK) |
158 | # define CFG_CMXFCR_VALUE (CMXFCR_RF1CS_CLK10|CMXFCR_TF1CS_CLK9) | |
9dd41a7b WD |
159 | # define CFG_CPMFCR_RAMTYPE 0 |
160 | # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) | |
161 | ||
162 | ||
163 | /* system clock rate (CLKIN) - equal to the 60x and local bus speed */ | |
164 | #define CONFIG_8260_CLKIN 66666666 /* in Hz */ | |
165 | ||
166 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
167 | #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ | |
168 | ||
169 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
170 | ||
171 | #define CONFIG_TIMESTAMP /* Print image info with timestamp */ | |
172 | ||
7be044e4 JL |
173 | /* |
174 | * BOOTP options | |
175 | */ | |
176 | #define CONFIG_BOOTP_SUBNETMASK | |
177 | #define CONFIG_BOOTP_GATEWAY | |
178 | #define CONFIG_BOOTP_HOSTNAME | |
179 | #define CONFIG_BOOTP_BOOTPATH | |
180 | #define CONFIG_BOOTP_BOOTFILESIZE | |
9dd41a7b | 181 | |
6abd82e1 SS |
182 | #define CONFIG_RTC_PCF8563 |
183 | #define CFG_I2C_RTC_ADDR 0x51 | |
9dd41a7b | 184 | |
348f258f JL |
185 | /* |
186 | * Command line configuration. | |
187 | */ | |
188 | #include <config_cmd_default.h> | |
189 | ||
190 | #define CONFIG_CMD_DHCP | |
191 | #define CONFIG_CMD_NFS | |
192 | #define CONFIG_CMD_NAND | |
193 | #define CONFIG_CMD_I2C | |
194 | #define CONFIG_CMD_SNTP | |
195 | ||
9dd41a7b WD |
196 | |
197 | /* | |
198 | * Miscellaneous configurable options | |
199 | */ | |
200 | #define CFG_LONGHELP /* undef to save memory */ | |
201 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ | |
348f258f | 202 | #if defined(CONFIG_CMD_KGDB) |
9dd41a7b WD |
203 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
204 | #else | |
205 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
206 | #endif | |
207 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
208 | #define CFG_MAXARGS 16 /* max number of command args */ | |
209 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
210 | ||
211 | #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ | |
212 | #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
213 | ||
214 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ | |
215 | ||
216 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ | |
217 | ||
218 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
219 | ||
220 | #define CFG_RESET_ADDRESS 0xFDFFFFFC /* "bad" address */ | |
221 | ||
222 | /* | |
223 | * For booting Linux, the board info and command line data | |
224 | * have to be in the first 8 MB of memory, since this is | |
225 | * the maximum mapped by the Linux kernel during initialization. | |
226 | */ | |
227 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
228 | ||
6abd82e1 SS |
229 | #define CFG_FLASH_CFI /* The flash is CFI compatible */ |
230 | #define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ | |
231 | #define CFG_FLASH_BANKS_LIST { 0xFF800000 } | |
232 | #define CFG_MAX_FLASH_BANKS_DETECT 1 | |
9dd41a7b WD |
233 | /* What should the base address of the main FLASH be and how big is |
234 | * it (in MBytes)? This must contain TEXT_BASE from board/ids8247/config.mk | |
235 | * The main FLASH is whichever is connected to *CS0. | |
236 | */ | |
237 | #define CFG_FLASH0_BASE 0xFFF00000 | |
238 | #define CFG_FLASH0_SIZE 8 | |
239 | ||
240 | /* Flash bank size (for preliminary settings) | |
241 | */ | |
242 | #define CFG_FLASH_SIZE CFG_FLASH0_SIZE | |
243 | ||
244 | /*----------------------------------------------------------------------- | |
245 | * FLASH organization | |
246 | */ | |
247 | #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ | |
6abd82e1 | 248 | #define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */ |
9dd41a7b WD |
249 | |
250 | #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */ | |
251 | #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ | |
252 | ||
253 | /* Environment in flash */ | |
254 | #define CFG_ENV_IS_IN_FLASH 1 | |
255 | #define CFG_ENV_ADDR (CFG_FLASH_BASE+0x60000) | |
256 | #define CFG_ENV_SIZE 0x20000 | |
257 | #define CFG_ENV_SECT_SIZE 0x20000 | |
258 | ||
259 | /*----------------------------------------------------------------------- | |
260 | * NAND-FLASH stuff | |
261 | *----------------------------------------------------------------------- | |
262 | */ | |
348f258f | 263 | #if defined(CONFIG_CMD_NAND) |
9dd41a7b | 264 | |
6db39708 | 265 | #define CFG_NAND_LEGACY |
9dd41a7b WD |
266 | #define CFG_NAND0_BASE 0xE1000000 |
267 | ||
268 | #define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ | |
269 | #define SECTORSIZE 512 | |
270 | #define NAND_NO_RB | |
271 | ||
272 | #define ADDR_COLUMN 1 | |
273 | #define ADDR_PAGE 2 | |
274 | #define ADDR_COLUMN_PAGE 3 | |
275 | ||
276 | #define NAND_ChipID_UNKNOWN 0x00 | |
277 | #define NAND_MAX_FLOORS 1 | |
278 | #define NAND_MAX_CHIPS 1 | |
279 | ||
280 | #define NAND_DISABLE_CE(nand) do \ | |
281 | { \ | |
282 | *(((volatile __u8 *)(nand->IO_ADDR)) + 0xc) = 0; \ | |
283 | } while(0) | |
284 | ||
285 | #define NAND_ENABLE_CE(nand) do \ | |
286 | { \ | |
287 | *(((volatile __u8 *)(nand->IO_ADDR)) + 0x8) = 0; \ | |
288 | } while(0) | |
289 | ||
290 | #define NAND_CTL_CLRALE(nandptr) do \ | |
291 | { \ | |
292 | *(((volatile __u8 *)nandptr) + 0x8) = 0; \ | |
293 | } while(0) | |
294 | ||
295 | #define NAND_CTL_SETALE(nandptr) do \ | |
296 | { \ | |
297 | *(((volatile __u8 *)nandptr) + 0x9) = 0; \ | |
298 | } while(0) | |
299 | ||
300 | #define NAND_CTL_CLRCLE(nandptr) do \ | |
301 | { \ | |
302 | *(((volatile __u8 *)nandptr) + 0x8) = 0; \ | |
303 | } while(0) | |
304 | ||
305 | #define NAND_CTL_SETCLE(nandptr) do \ | |
306 | { \ | |
307 | *(((volatile __u8 *)nandptr) + 0xa) = 0; \ | |
308 | } while(0) | |
309 | ||
310 | #ifdef NAND_NO_RB | |
311 | /* constant delay (see also tR in the datasheet) */ | |
312 | #define NAND_WAIT_READY(nand) do { \ | |
313 | udelay(12); \ | |
314 | } while (0) | |
315 | #else | |
316 | /* use the R/B pin */ | |
317 | #endif | |
318 | ||
319 | #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x2)) = (__u8)(d); } while(0) | |
320 | #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x1)) = (__u8)(d); } while(0) | |
321 | #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x0)) = (__u8)d; } while(0) | |
322 | #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)(adr + 0x0))) | |
323 | ||
11799434 | 324 | #endif /* CONFIG_CMD_NAND */ |
9dd41a7b WD |
325 | |
326 | /*----------------------------------------------------------------------- | |
327 | * Hard Reset Configuration Words | |
328 | * | |
329 | * if you change bits in the HRCW, you must also change the CFG_* | |
330 | * defines for the various registers affected by the HRCW e.g. changing | |
331 | * HRCW_DPPCxx requires you to also change CFG_SIUMCR. | |
332 | */ | |
333 | #define CFG_HRCW_MASTER (HRCW_BPS01 | HRCW_BMS | HRCW_ISB100 | HRCW_APPC10 | HRCW_MODCK_H1000) | |
334 | ||
335 | /* no slaves so just fill with zeros */ | |
336 | #define CFG_HRCW_SLAVE1 0 | |
337 | #define CFG_HRCW_SLAVE2 0 | |
338 | #define CFG_HRCW_SLAVE3 0 | |
339 | #define CFG_HRCW_SLAVE4 0 | |
340 | #define CFG_HRCW_SLAVE5 0 | |
341 | #define CFG_HRCW_SLAVE6 0 | |
342 | #define CFG_HRCW_SLAVE7 0 | |
343 | ||
344 | /*----------------------------------------------------------------------- | |
345 | * Internal Memory Mapped Register | |
346 | */ | |
347 | #define CFG_IMMR 0xF0000000 | |
348 | ||
349 | /*----------------------------------------------------------------------- | |
350 | * Definitions for initial stack pointer and data area (in DPRAM) | |
351 | */ | |
352 | #define CFG_INIT_RAM_ADDR CFG_IMMR | |
353 | #define CFG_INIT_RAM_END 0x2000 /* End of used area in DPRAM */ | |
354 | #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/ | |
355 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
356 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
357 | ||
358 | /*----------------------------------------------------------------------- | |
359 | * Start addresses for the final memory configuration | |
360 | * (Set up by the startup code) | |
361 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
362 | * | |
363 | * 60x SDRAM is mapped at CFG_SDRAM_BASE | |
364 | */ | |
365 | #define CFG_SDRAM_BASE 0x00000000 | |
366 | #define CFG_FLASH_BASE CFG_FLASH0_BASE | |
367 | #define CFG_MONITOR_BASE TEXT_BASE | |
368 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
369 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/ | |
370 | ||
371 | /* | |
372 | * Internal Definitions | |
373 | * | |
374 | * Boot Flags | |
375 | */ | |
376 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/ | |
377 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
378 | ||
379 | ||
380 | /*----------------------------------------------------------------------- | |
381 | * Cache Configuration | |
382 | */ | |
383 | #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ | |
348f258f | 384 | #if defined(CONFIG_CMD_KGDB) |
9dd41a7b WD |
385 | # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
386 | #endif | |
387 | ||
388 | /*----------------------------------------------------------------------- | |
389 | * HIDx - Hardware Implementation-dependent Registers 2-11 | |
390 | *----------------------------------------------------------------------- | |
391 | * HID0 also contains cache control - initially enable both caches and | |
392 | * invalidate contents, then the final state leaves only the instruction | |
393 | * cache enabled. Note that Power-On and Hard reset invalidate the caches, | |
394 | * but Soft reset does not. | |
395 | * | |
396 | * HID1 has only read-only information - nothing to set. | |
397 | */ | |
398 | ||
399 | #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI) | |
400 | #define CFG_HID0_FINAL 0 | |
401 | #define CFG_HID2 0 | |
402 | ||
403 | /*----------------------------------------------------------------------- | |
404 | * RMR - Reset Mode Register 5-5 | |
405 | *----------------------------------------------------------------------- | |
406 | * turn on Checkstop Reset Enable | |
407 | */ | |
408 | #define CFG_RMR 0 | |
409 | ||
410 | /*----------------------------------------------------------------------- | |
411 | * BCR - Bus Configuration 4-25 | |
412 | *----------------------------------------------------------------------- | |
413 | */ | |
414 | #define CFG_BCR 0 | |
415 | ||
416 | /*----------------------------------------------------------------------- | |
417 | * SIUMCR - SIU Module Configuration 4-31 | |
418 | *----------------------------------------------------------------------- | |
419 | */ | |
420 | #define CFG_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10|SIUMCR_BCTLC01) | |
421 | ||
422 | /*----------------------------------------------------------------------- | |
423 | * SYPCR - System Protection Control 4-35 | |
424 | * SYPCR can only be written once after reset! | |
425 | *----------------------------------------------------------------------- | |
426 | * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable | |
427 | */ | |
428 | #if defined(CONFIG_WATCHDOG) | |
429 | #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ | |
430 | SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE) | |
431 | #else | |
432 | #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ | |
433 | SYPCR_SWRI|SYPCR_SWP) | |
434 | #endif /* CONFIG_WATCHDOG */ | |
435 | ||
436 | /*----------------------------------------------------------------------- | |
437 | * TMCNTSC - Time Counter Status and Control 4-40 | |
438 | *----------------------------------------------------------------------- | |
439 | * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, | |
440 | * and enable Time Counter | |
441 | */ | |
442 | #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE) | |
443 | ||
444 | /*----------------------------------------------------------------------- | |
445 | * PISCR - Periodic Interrupt Status and Control 4-42 | |
446 | *----------------------------------------------------------------------- | |
447 | * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable | |
448 | * Periodic timer | |
449 | */ | |
450 | #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE) | |
451 | ||
452 | /*----------------------------------------------------------------------- | |
453 | * SCCR - System Clock Control 9-8 | |
454 | *----------------------------------------------------------------------- | |
455 | * Ensure DFBRG is Divide by 16 | |
456 | */ | |
457 | #define CFG_SCCR (0x00000028 | SCCR_DFBRG01) | |
458 | ||
459 | /*----------------------------------------------------------------------- | |
460 | * RCCR - RISC Controller Configuration 13-7 | |
461 | *----------------------------------------------------------------------- | |
462 | */ | |
463 | #define CFG_RCCR 0 | |
464 | ||
465 | /* | |
466 | * Init Memory Controller: | |
467 | * | |
468 | * Bank Bus Machine PortSz Device | |
469 | * ---- --- ------- ------ ------ | |
470 | * 0 60x GPCM 16 bit FLASH | |
471 | * 1 60x GPCM 8 bit NAND | |
472 | * 2 60x SDRAM 32 bit SDRAM | |
473 | * 3 60x GPCM 8 bit UART | |
474 | * | |
475 | */ | |
476 | ||
477 | #define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */ | |
478 | ||
479 | /* Minimum mask to separate preliminary | |
480 | * address ranges for CS[0:2] | |
481 | */ | |
482 | #define CFG_GLOBAL_SDRAM_LIMIT (32<<20) /* less than 32 MB */ | |
483 | ||
484 | #define CFG_MPTPR 0x6600 | |
485 | ||
486 | /*----------------------------------------------------------------------------- | |
487 | * Address for Mode Register Set (MRS) command | |
488 | *----------------------------------------------------------------------------- | |
489 | */ | |
490 | #define CFG_MRS_OFFS 0x00000110 | |
491 | ||
492 | ||
493 | /* Bank 0 - FLASH | |
494 | */ | |
495 | #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\ | |
496 | BRx_PS_8 |\ | |
497 | BRx_MS_GPCM_P |\ | |
498 | BRx_V) | |
499 | ||
500 | #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\ | |
501 | ORxG_SCY_6_CLK ) | |
502 | ||
348f258f | 503 | #if defined(CONFIG_CMD_NAND) |
9dd41a7b WD |
504 | /* Bank 1 - NAND Flash |
505 | */ | |
506 | #define CFG_NAND_BASE CFG_NAND0_BASE | |
507 | #define CFG_NAND_SIZE 0x8000 | |
508 | ||
509 | #define CFG_OR_TIMING_NAND 0x000036 | |
510 | ||
511 | #define CFG_BR1_PRELIM ((CFG_NAND_BASE & BRx_BA_MSK) | BRx_PS_8 | BRx_MS_GPCM_P | BRx_V ) | |
512 | #define CFG_OR1_PRELIM (P2SZ_TO_AM(CFG_NAND_SIZE) | CFG_OR_TIMING_NAND ) | |
513 | #endif | |
514 | ||
515 | /* Bank 2 - 60x bus SDRAM | |
516 | */ | |
517 | #define CFG_PSRT 0x20 | |
518 | #define CFG_LSRT 0x20 | |
519 | ||
520 | #define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\ | |
521 | BRx_PS_32 |\ | |
522 | BRx_MS_SDRAM_P |\ | |
523 | BRx_V) | |
524 | ||
525 | #define CFG_OR2_PRELIM CFG_OR2 | |
526 | ||
527 | ||
528 | /* SDRAM initialization values | |
529 | */ | |
530 | #define CFG_OR2 ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\ | |
531 | ORxS_BPD_4 |\ | |
6abd82e1 | 532 | ORxS_ROWST_PBI0_A9 |\ |
9dd41a7b WD |
533 | ORxS_NUMR_12) |
534 | ||
6abd82e1 | 535 | #define CFG_PSDMR (PSDMR_SDAM_A14_IS_A5 |\ |
9dd41a7b | 536 | PSDMR_BSMA_A15_A17 |\ |
6abd82e1 | 537 | PSDMR_SDA10_PBI0_A10 |\ |
9dd41a7b WD |
538 | PSDMR_RFRC_5_CLK |\ |
539 | PSDMR_PRETOACT_2W |\ | |
540 | PSDMR_ACTTORW_2W |\ | |
541 | PSDMR_BL |\ | |
542 | PSDMR_LDOTOPRE_2C |\ | |
543 | PSDMR_WRC_3C |\ | |
544 | PSDMR_CL_3) | |
545 | ||
546 | /* Bank 3 - UART | |
547 | */ | |
548 | ||
549 | #define CFG_BR3_PRELIM ((CFG_UART_BASE & BRx_BA_MSK) | BRx_PS_8 | BRx_MS_GPCM_P | BRx_V ) | |
550 | #define CFG_OR3_PRELIM (((-CFG_UART_SIZE) & ORxG_AM_MSK) | ORxG_CSNT | ORxG_SCY_1_CLK | ORxG_TRLX ) | |
551 | ||
552 | #endif /* __CONFIG_H */ |