2 * (C) Copyright 2000, 2001, 2002
3 * Robert Schwebel, Pengutronix, r.schwebel@pengutronix.de.
5 * Configuration for the Cogent CSB226 board. For details see
6 * http://www.cogcomp.com/csb_csb226.htm
8 * See file CREDITS for list of people who contributed to this
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.
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.
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,
28 * include/configs/csb226.h - configuration options, board specific
37 * If we are developing, we might want to start U-Boot from ram
38 * so we MUST NOT initialize critical regs like mem-timing ...
40 #define CONFIG_INIT_CRITICAL /* undef for developing */
43 * High Level Configuration Options
46 #define CONFIG_PXA250 1 /* This is an PXA250 CPU */
47 #define CONFIG_CSB226 1 /* on a CSB226 board */
49 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
50 /* for timer/console/ethernet */
56 * select serial console configuration
58 #define CONFIG_FFUART 1 /* we use FFUART on CSB226 */
60 /* allow to overwrite serial and ethaddr */
61 #define CONFIG_ENV_OVERWRITE
63 #define CONFIG_BAUDRATE 19200
64 #undef CONFIG_MISC_INIT_R /* not used yet */
66 #define CONFIG_COMMANDS (CFG_CMD_BDI|CFG_CMD_LOADB|CFG_CMD_IMI|CFG_CMD_FLASH|CFG_CMD_MEMORY|CFG_CMD_NET|CFG_CMD_ENV|CFG_CMD_RUN|CFG_CMD_ASKENV|CFG_CMD_ECHO|CFG_CMD_DHCP|CFG_CMD_CACHE)
68 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
69 #include <cmd_confdefs.h>
71 #define CONFIG_BOOTDELAY 3
72 #define CONFIG_BOOTARGS "console=ttyS0,19200 ip=192.168.1.10,192.168.1.5,,255,255,255,0,csb root=/dev/nfs, ether=0,0x08000000,eth0"
73 #define CONFIG_ETHADDR FF:FF:FF:FF:FF:FF
74 #define CONFIG_NETMASK 255.255.255.0
75 #define CONFIG_IPADDR 192.168.1.56
76 #define CONFIG_SERVERIP 192.168.1.5
77 #define CONFIG_BOOTCOMMAND "bootm 0x40000"
78 #define CONFIG_SHOW_BOOT_PROGRESS
80 #define CONFIG_CMDLINE_TAG 1
82 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
83 #define CONFIG_KGDB_BAUDRATE 19200 /* speed to run kgdb serial port */
84 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
88 * Miscellaneous configurable options
92 * Size of malloc() pool; this lives below the uppermost 128 KiB which are
93 * used for the RAM copy of the uboot code
96 #define CFG_MALLOC_LEN (128*1024)
97 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
99 #define CFG_LONGHELP /* undef to save memory */
100 #define CFG_PROMPT "uboot> " /* Monitor Command Prompt */
101 #define CFG_CBSIZE 128 /* Console I/O Buffer Size */
102 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
103 #define CFG_MAXARGS 16 /* max number of command args */
104 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
106 #define CFG_MEMTEST_START 0xa0400000 /* memtest works on */
107 #define CFG_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
109 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
111 #define CFG_LOAD_ADDR 0xa3000000 /* default load address */
112 /* RS: where is this documented? */
113 /* RS: is this where U-Boot is */
114 /* RS: relocated to in RAM? */
116 #define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
117 /* RS: the oscillator is actually 3680130?? */
118 #define CFG_CPUSPEED 0x141 /* set core clock to 200/200/100 MHz */
120 /* ^^^^^ Memory Speed 99.53 MHz */
121 /* ^^ Run Mode Speed = 2x Mem Speed */
122 /* ^^ Turbo Mode Sp. = 1x Run M. Sp. */
124 #define CFG_MONITOR_LEN 0x20000 /* 128 KiB */
126 /* valid baudrates */
127 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
132 #define CONFIG_DRIVER_CS8900 1
133 #define CS8900_BUS32 1
134 #define CS8900_BASE 0x08000000
139 * The stack sizes are set up in start.S using the settings below
141 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
142 #ifdef CONFIG_USE_IRQ
143 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
144 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
148 * Physical Memory Map
150 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
151 #define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
152 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
154 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
155 #define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
157 #define CFG_DRAM_BASE 0xa0000000 /* RAM starts here */
158 #define CFG_DRAM_SIZE 0x02000000
160 #define CFG_FLASH_BASE PHYS_FLASH_1
163 /* FIXME: switch to _documented_ registers */
176 * GP63 == TDM_OE is 1
181 #define CFG_GPSR0_VAL 0x03008000
182 #define CFG_GPSR1_VAL 0xC0028282
183 #define CFG_GPSR2_VAL 0x0001C000
185 /* GP02 == DON_RST is 0
187 * GP45 == USB_ACT is 0
190 * GP73 == SWUPD_LED is 0
192 #define CFG_GPCR0_VAL 0x00800004
193 #define CFG_GPCR1_VAL 0x30002000
194 #define CFG_GPCR2_VAL 0x00000100
196 /* GP00 == DON_READY is input
197 * GP01 == DON_OK is input
198 * GP02 == DON_RST is output
199 * GP03 == RESET_IND is input
200 * GP07 == RES11 is input
201 * GP09 == RES12 is input
202 * GP11 == SWUPDATE is input
203 * GP14 == nPOWEROK is input
204 * GP15 == nCS1 is output
205 * GP17 == RES22 is input
206 * GP18 == RDY is input
207 * GP23 == SCLK is output
208 * GP24 == SFRM is output
209 * GP25 == TXD is output
210 * GP26 == RXD is input
211 * GP32 == RES21 is input
212 * GP33 == nCS5 is output
213 * GP34 == FFRXD is input
214 * GP35 == CTS is input
215 * GP39 == FFTXD is output
216 * GP41 == RTS is output
217 * GP42 == USB_OK is input
218 * GP45 == USB_ACT is output
219 * GP46 == RXD is input
220 * GP47 == TXD is output
221 * GP49 == nPWE is output
222 * GP58 == nCPUBUSINT is input
223 * GP59 == LANINT is input
224 * GP60 == PLLEN is output
225 * GP61 == LED_A is output
226 * GP62 == LED_B is output
227 * GP63 == TDM_OE is output
228 * GP64 == nDSPINT is input
229 * GP65 == STRAP0 is input
230 * GP67 == STRAP1 is input
231 * GP69 == STRAP2 is input
232 * GP70 == STRAP3 is input
233 * GP71 == STRAP4 is input
234 * GP73 == SWUPD_LED is output
235 * GP78 == nCS2 is output
236 * GP79 == nCS3 is output
237 * GP80 == nCS4 is output
239 #define CFG_GPDR0_VAL 0x03808004
240 #define CFG_GPDR1_VAL 0xF002A282
241 #define CFG_GPDR2_VAL 0x0001C200
243 /* GP15 == nCS1 is AF10
244 * GP18 == RDY is AF01
245 * GP23 == SCLK is AF10
246 * GP24 == SFRM is AF10
247 * GP25 == TXD is AF10
248 * GP26 == RXD is AF01
249 * GP33 == nCS5 is AF10
250 * GP34 == FFRXD is AF01
251 * GP35 == CTS is AF01
252 * GP39 == FFTXD is AF10
253 * GP41 == RTS is AF10
254 * GP46 == RXD is AF10
255 * GP47 == TXD is AF01
256 * GP49 == nPWE is AF10
257 * GP78 == nCS2 is AF10
258 * GP79 == nCS3 is AF10
259 * GP80 == nCS4 is AF10
261 #define CFG_GAFR0_L_VAL 0x80000000
262 #define CFG_GAFR0_U_VAL 0x001A8010
263 #define CFG_GAFR1_L_VAL 0x60088058
264 #define CFG_GAFR1_U_VAL 0x00000008
265 #define CFG_GAFR2_L_VAL 0xA0000000
266 #define CFG_GAFR2_U_VAL 0x00000002
269 /* FIXME: set GPIO_RER/FER */
277 #define CFG_PSSR_VAL 0x37
282 * This is the configuration for nCS0/1 -> flash banks
283 * configuration for nCS1:
284 * [31] 0 - Slower Device
285 * [30:28] 010 - CS deselect to CS time: 2*(2*MemClk) = 40 ns
286 * [27:24] 0101 - Address to data valid in bursts: (5+1)*MemClk = 60 ns
287 * [23:20] 1011 - " for first access: (11+2)*MemClk = 130 ns
288 * [19] 1 - 16 Bit bus width
289 * [18:16] 000 - nonburst RAM or FLASH
290 * configuration for nCS0:
291 * [15] 0 - Slower Device
292 * [14:12] 010 - CS deselect to CS time: 2*(2*MemClk) = 40 ns
293 * [11:08] 0101 - Address to data valid in bursts: (5+1)*MemClk = 60 ns
294 * [07:04] 1011 - " for first access: (11+2)*MemClk = 130 ns
295 * [03] 1 - 16 Bit bus width
296 * [02:00] 000 - nonburst RAM or FLASH
298 #define CFG_MSC0_VAL 0x25b825b8 /* flash banks */
300 /* This is the configuration for nCS2/3 -> TDM-Switch, DSP
301 * configuration for nCS3: DSP
302 * [31] 0 - Slower Device
303 * [30:28] 001 - RRR3: CS deselect to CS time: 1*(2*MemClk) = 20 ns
304 * [27:24] 0010 - RDN3: Address to data valid in bursts: (2+1)*MemClk = 30 ns
305 * [23:20] 0011 - RDF3: Address for first access: (3+1)*MemClk = 40 ns
306 * [19] 1 - 16 Bit bus width
307 * [18:16] 100 - variable latency I/O
308 * configuration for nCS2: TDM-Switch
309 * [15] 0 - Slower Device
310 * [14:12] 101 - RRR2: CS deselect to CS time: 5*(2*MemClk) = 100 ns
311 * [11:08] 1001 - RDN2: Address to data valid in bursts: (9+1)*MemClk = 100 ns
312 * [07:04] 0011 - RDF2: Address for first access: (3+1)*MemClk = 40 ns
313 * [03] 1 - 16 Bit bus width
314 * [02:00] 100 - variable latency I/O
316 #define CFG_MSC1_VAL 0x123C593C /* TDM switch, DSP */
318 /* This is the configuration for nCS4/5 -> ExtBus, LAN Controller
320 * configuration for nCS5: LAN Controller
321 * [31] 0 - Slower Device
322 * [30:28] 001 - RRR5: CS deselect to CS time: 1*(2*MemClk) = 20 ns
323 * [27:24] 0010 - RDN5: Address to data valid in bursts: (2+1)*MemClk = 30 ns
324 * [23:20] 0011 - RDF5: Address for first access: (3+1)*MemClk = 40 ns
325 * [19] 1 - 16 Bit bus width
326 * [18:16] 100 - variable latency I/O
327 * configuration for nCS4: ExtBus
328 * [15] 0 - Slower Device
329 * [14:12] 110 - RRR4: CS deselect to CS time: 6*(2*MemClk) = 120 ns
330 * [11:08] 1100 - RDN4: Address to data valid in bursts: (12+1)*MemClk = 130 ns
331 * [07:04] 1101 - RDF4: Address for first access: 13->(15+1)*MemClk = 160 ns
332 * [03] 1 - 16 Bit bus width
333 * [02:00] 100 - variable latency I/O
335 #define CFG_MSC2_VAL 0x123C6CDC /* extra bus, LAN controller */
337 /* MDCNFG: SDRAM Configuration Register
339 * [31:29] 000 - reserved
340 * [28] 0 - no SA1111 compatiblity mode
341 * [27] 0 - latch return data with return clock
342 * [26] 0 - alternate addressing for pair 2/3
343 * [25:24] 00 - timings
344 * [23] 0 - internal banks in lower partition 2/3 (not used)
345 * [22:21] 00 - row address bits for partition 2/3 (not used)
346 * [20:19] 00 - column address bits for partition 2/3 (not used)
347 * [18] 0 - SDRAM partition 2/3 width is 32 bit
348 * [17] 0 - SDRAM partition 3 disabled
349 * [16] 0 - SDRAM partition 2 disabled
350 * [15:13] 000 - reserved
351 * [12] 1 - SA1111 compatiblity mode
352 * [11] 1 - latch return data with return clock
353 * [10] 0 - no alternate addressing for pair 0/1
354 * [09:08] 01 - tRP=2*MemClk CL=2 tRCD=2*MemClk tRAS=5*MemClk tRC=8*MemClk
355 * [7] 1 - 4 internal banks in lower partition pair
356 * [06:05] 10 - 13 row address bits for partition 0/1
357 * [04:03] 01 - 9 column address bits for partition 0/1
358 * [02] 0 - SDRAM partition 0/1 width is 32 bit
359 * [01] 0 - disable SDRAM partition 1
360 * [00] 1 - enable SDRAM partition 0
362 /* use the configuration above but disable partition 0 */
363 #define CFG_MDCNFG_VAL 0x000019c8
365 /* MDREFR: SDRAM Refresh Control Register
367 * [32:26] 0 - reserved
368 * [25] 0 - K2FREE: not free running
369 * [24] 0 - K1FREE: not free running
370 * [23] 1 - K0FREE: not free running
371 * [22] 0 - SLFRSH: self refresh disabled
373 * [20] 0 - APD: no auto power down
374 * [19] 0 - K2DB2: SDCLK2 is MemClk
375 * [18] 0 - K2RUN: disable SDCLK2
376 * [17] 0 - K1DB2: SDCLK1 is MemClk
377 * [16] 1 - K1RUN: enable SDCLK1
378 * [15] 1 - E1PIN: SDRAM clock enable
379 * [14] 1 - K0DB2: SDCLK0 is MemClk
380 * [13] 0 - K0RUN: disable SDCLK0
381 * [12] 1 - E0PIN: disable SDCKE0
382 * [11:00] 000000011000 - (64ms/8192)*MemClkFreq/32 = 24
384 #define CFG_MDREFR_VAL 0x0081D018
386 /* MDMRS: Mode Register Set Configuration Register
389 * [30:23] 00000000- MDMRS2: SDRAM2/3 MRS Value. (not used)
390 * [22:20] 000 - MDCL2: SDRAM2/3 Cas Latency. (not used)
391 * [19] 0 - MDADD2: SDRAM2/3 burst Type. Fixed to sequential. (not used)
392 * [18:16] 010 - MDBL2: SDRAM2/3 burst Length. Fixed to 4. (not used)
394 * [14:07] 00000000- MDMRS0: SDRAM0/1 MRS Value.
395 * [06:04] 010 - MDCL0: SDRAM0/1 Cas Latency.
396 * [03] 0 - MDADD0: SDRAM0/1 burst Type. Fixed to sequential.
397 * [02:00] 010 - MDBL0: SDRAM0/1 burst Length. Fixed to 4.
399 #define CFG_MDMRS_VAL 0x00020022
402 * PCMCIA and CF Interfaces
404 #define CFG_MECR_VAL 0x00000000
405 #define CFG_MCMEM0_VAL 0x00000000
406 #define CFG_MCMEM1_VAL 0x00000000
407 #define CFG_MCATT0_VAL 0x00000000
408 #define CFG_MCATT1_VAL 0x00000000
409 #define CFG_MCIO0_VAL 0x00000000
410 #define CFG_MCIO1_VAL 0x00000000
416 #define CFG_GPSR0_VAL 0xFFFFFFFF
417 #define CFG_GPSR1_VAL 0xFFFFFFFF
418 #define CFG_GPSR2_VAL 0xFFFFFFFF
419 #define CFG_GPCR0_VAL 0x08022080
420 #define CFG_GPCR1_VAL 0x00000000
421 #define CFG_GPCR2_VAL 0x00000000
422 #define CFG_GPDR0_VAL 0xCD82A878
423 #define CFG_GPDR1_VAL 0xFCFFAB80
424 #define CFG_GPDR2_VAL 0x0001FFFF
425 #define CFG_GAFR0_L_VAL 0x80000000
426 #define CFG_GAFR0_U_VAL 0xA5254010
427 #define CFG_GAFR1_L_VAL 0x599A9550
428 #define CFG_GAFR1_U_VAL 0xAAA5AAAA
429 #define CFG_GAFR2_L_VAL 0xAAAAAAAA
430 #define CFG_GAFR2_U_VAL 0x00000002
432 /* FIXME: set GPIO_RER/FER */
434 #define CFG_PSSR_VAL 0x20
440 #define CFG_MSC0_VAL 0x2ef15af0
441 #define CFG_MSC1_VAL 0x00003ff4
442 #define CFG_MSC2_VAL 0x7ff07ff0
443 #define CFG_MDCNFG_VAL 0x09a909a9
444 #define CFG_MDREFR_VAL 0x038ff030
445 #define CFG_MDMRS_VAL 0x00220022
448 * PCMCIA and CF Interfaces
450 #define CFG_MECR_VAL 0x00000000
451 #define CFG_MCMEM0_VAL 0x00000000
452 #define CFG_MCMEM1_VAL 0x00000000
453 #define CFG_MCATT0_VAL 0x00000000
454 #define CFG_MCATT1_VAL 0x00000000
455 #define CFG_MCIO0_VAL 0x00000000
456 #define CFG_MCIO1_VAL 0x00000000
458 #define CSB226_USER_LED0 0x00000008
459 #define CSB226_USER_LED1 0x00000010
460 #define CSB226_USER_LED2 0x00000020
464 * FLASH and environment organization
466 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
467 #define CFG_MAX_FLASH_SECT 128 /* max number of sect. on one chip */
469 /* timeout values are in ticks */
470 #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
471 #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
473 #define CFG_ENV_IS_IN_FLASH 1
474 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000)
475 /* Addr of Environment Sector */
476 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
478 #endif /* __CONFIG_H */