3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 * Gregory E. Allen, gallen@arlut.utexas.edu
7 * Matthew E. Karger, karger@arlut.utexas.edu
8 * Applied Research Laboratories, The University of Texas at Austin
10 * See file CREDITS for list of people who contributed to this
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 * Configuration settings for the utx8245 board.
35 /* ------------------------------------------------------------------------- */
38 * board/config.h - configuration options, board specific
45 * High Level Configuration Options
49 #define CONFIG_MPC824X 1
50 #define CONFIG_MPC8245 1
51 #define CONFIG_UTX8245 1
54 #define CONFIG_IDENT_STRING " [UTX5] "
56 #define CONFIG_CONS_INDEX 1
57 #define CONFIG_BAUDRATE 57600
58 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
60 #define CONFIG_BOOTDELAY 2
61 #define CONFIG_AUTOBOOT_PROMPT "autoboot in %d seconds\n"
62 #define CONFIG_BOOTCOMMAND "run nfsboot" /* autoboot command */
63 #define CONFIG_BOOTARGS "root=/dev/ram console=ttyS0,57600" /* RAMdisk */
64 #define CONFIG_ETHADDR 00:AA:00:14:00:05 /* UTX5 */
65 #define CONFIG_SERVERIP 10.8.17.105 /* Spree */
66 #define CFG_TFTP_LOADADDR 10000
68 #define CONFIG_EXTRA_ENV_SETTINGS \
69 "kernel_addr=FFA00000\0" \
70 "ramdisk_addr=FF800000\0" \
71 "u-boot_startaddr=FFB00000\0" \
72 "u-boot_endaddr=FFB2FFFF\0" \
73 "nfsargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/nfs rw \
74 nfsroot=$(nfsrootip):$(rootpath) ip=dhcp\0" \
75 "ramargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/ram0\0" \
76 "smargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/mtdblock1 ro\0" \
77 "fwargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/sda2 ro\0" \
78 "nfsboot=run nfsargs;bootm $(kernel_addr)\0" \
79 "ramboot=run ramargs;bootm $(kernel_addr) $(ramdisk_addr)\0" \
80 "smboot=run smargs;bootm $(kernel_addr) $(ramdisk_addr)\0" \
81 "fwboot=run fwargs;bootm $(kernel_addr) $(ramdisk_addr)\0" \
82 "update_u-boot=tftp $(loadaddr) /bdi2000/u-boot.bin;protect off \
83 $(u-boot_startaddr) $(u-boot_endaddr);era $(u-boot_startaddr) \
84 $(u-boot_endaddr);cp.b $(loadaddr) $(u-boot_startaddr) $(filesize);\
85 protect on $(u-boot_startaddr) $(u-boot_endaddr)"
87 #define CONFIG_ENV_OVERWRITE
89 #define CONFIG_COMMANDS (CFG_CMD_DFL | CFG_CMD_BDI | CFG_CMD_PCI \
90 | CFG_CMD_FLASH | CFG_CMD_MEMORY \
91 | CFG_CMD_ENV | CFG_CMD_CONSOLE \
92 | CFG_CMD_LOADS | CFG_CMD_LOADB \
93 | CFG_CMD_IMI | CFG_CMD_CACHE \
94 | CFG_CMD_RUN | CFG_CMD_ECHO \
95 | CFG_CMD_REGINFO | CFG_CMD_NET\
96 | CFG_CMD_DHCP | CFG_CMD_I2C \
99 /* This must be included AFTER the definition of CONFIG_COMMANDS (if any)
101 #include <cmd_confdefs.h>
105 * Miscellaneous configurable options
107 #define CFG_LONGHELP /* undef to save memory */
108 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
109 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
111 /* Print Buffer Size */
112 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
114 #define CFG_MAXARGS 16 /* max number of command args */
115 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
116 #define CFG_LOAD_ADDR 0x00100000 /* Default load address */
119 /*-----------------------------------------------------------------------
121 *-----------------------------------------------------------------------
123 #define CONFIG_PCI /* include pci support */
124 #undef CONFIG_PCI_PNP
125 #define CONFIG_PCI_SCAN_SHOW
126 #define CONFIG_NET_MULTI
127 #define CONFIG_EEPRO100
128 #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
129 #define CONFIG_EEPRO100_SROM_WRITE
131 #define PCI_ENET0_IOADDR 0xF0000000
132 #define PCI_ENET0_MEMADDR 0xF0000000
134 #define PCI_FIREWIRE_IOADDR 0xF1000000
135 #define PCI_FIREWIRE_MEMADDR 0xF1000000
137 #define PCI_ENET0_IOADDR 0xFE000000
138 #define PCI_ENET0_MEMADDR 0x80000000
140 #define PCI_FIREWIRE_IOADDR 0x81000000
141 #define PCI_FIREWIRE_MEMADDR 0x81000000
144 /*-----------------------------------------------------------------------
145 * Start addresses for the final memory configuration
146 * (Set up by the startup code)
147 * Please note that CFG_SDRAM_BASE _must_ start at 0
149 #define CFG_SDRAM_BASE 0x00000000
150 #define CFG_MAX_RAM_SIZE 0x10000000 /* 256MB */
151 /*#define CFG_VERY_BIG_RAM 1 */
153 /* FLASH_BASE is FF800000, with 4MB on RCS0, but the reset vector
154 * is actually located at FFF00100. Therefore, U-Boot is
155 * physically located at 0xFFB0_0000, but is also mirrored at
158 #define CFG_RESET_ADDRESS 0xFFF00100
160 #define CFG_EUMB_ADDR 0xFC000000
162 #define CFG_MONITOR_BASE TEXT_BASE
164 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
165 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
167 /*#define CFG_DRAM_TEST 1 */
168 #define CFG_MEMTEST_START 0x00003000 /* memtest works on 0...256 MB */
169 #define CFG_MEMTEST_END 0x0ff8ffa7 /* in SDRAM, skips exception */
170 /* vectors and U-Boot */
173 /*--------------------------------------------------------------------
174 * Definitions for initial stack pointer and data area
175 *------------------------------------------------------------------*/
176 #define CFG_INIT_DATA_SIZE 128 /* Size in bytes reserved for */
178 #define CFG_INIT_RAM_ADDR 0x40000000
179 #define CFG_INIT_RAM_END 0x1000
180 #define CFG_INIT_DATA_OFFSET (CFG_INIT_RAM_END - CFG_INIT_DATA_SIZE)
181 #define CFG_GBL_DATA_SIZE 128
182 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
184 /*--------------------------------------------------------------------
185 * NS16550 Configuration
186 *------------------------------------------------------------------*/
188 #define CFG_NS16550_SERIAL
190 #define CFG_NS16550_REG_SIZE 1
192 #if (CONFIG_CONS_INDEX == 1 || CONFIG_CONS_INDEX == 2)
193 # define CFG_NS16550_CLK get_bus_freq(0)
195 # define CFG_NS16550_CLK 33000000
198 #define CFG_NS16550_COM1 (CFG_EUMB_ADDR + 0x4500)
199 #define CFG_NS16550_COM2 (CFG_EUMB_ADDR + 0x4600)
200 #define CFG_NS16550_COM3 0xFF000000
201 #define CFG_NS16550_COM4 0xFF000008
203 /*--------------------------------------------------------------------
204 * Low Level Configuration Settings
205 * (address mappings, register initial values, etc.)
206 * You should know what you are doing if you make changes here.
207 * For the detail description refer to the MPC8240 user's manual.
208 *------------------------------------------------------------------*/
210 #define CONFIG_SYS_CLK_FREQ 33000000
213 /*#define CFG_ETH_DEV_FN 0x7800 */
214 /*#define CFG_ETH_IOBASE 0x00104000 */
216 /*--------------------------------------------------------------------
218 *------------------------------------------------------------------*/
220 #define CONFIG_HARD_I2C 1 /* To enable I2C support */
221 #undef CONFIG_SOFT_I2C /* I2C bit-banged */
222 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
223 #define CFG_I2C_SLAVE 0x7F
226 #define CONFIG_RTC_PCF8563 1 /* enable I2C support for */
227 /* Philips PCF8563 RTC */
228 #define CFG_I2C_RTC_ADDR 0x51 /* Philips PCF8563 RTC address */
230 /*--------------------------------------------------------------------
231 * Memory Control Configuration Register values
232 * - see sec. 4.12 of MPC8245 UM
233 *------------------------------------------------------------------*/
237 #define CFG_ROMFAL 10 /* (tacc=70ns)*mem_freq - 2,
240 #define CFG_BANK7_ROW 0 /* SDRAM bank 7-0 row address */
241 #define CFG_BANK6_ROW 0 /* bit count */
242 #define CFG_BANK5_ROW 0
243 #define CFG_BANK4_ROW 0
244 #define CFG_BANK3_ROW 0
245 #define CFG_BANK2_ROW 0
246 #define CFG_BANK1_ROW 2
247 #define CFG_BANK0_ROW 2
249 /**** MCCR2, refresh interval clock cycles ****/
250 #define CFG_REFINT 480 /* 33 MHz SDRAM clock was 480 */
252 /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */
253 #define CFG_BSTOPRE 1023 /* burst to precharge[0..9], */
254 /* sets open page interval */
257 #define CFG_REFREC 7 /* Refresh to activate interval, trc */
260 #define CFG_PRETOACT 2 /* trp */
261 #define CFG_ACTTOPRE 7 /* trcd + (burst length - 1) + trdl */
262 #define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */
263 #define CFG_SDMODE_WRAP 0 /* SDMODE wrap type, sequential */
264 #define CFG_ACTORW 2 /* trcd min */
265 #define CFG_DBUS_SIZE2 1 /* set for 8-bit RCS1, clear for 32,64 */
266 #define CFG_REGISTERD_TYPE_BUFFER 1
267 #define CFG_EXTROM 0 /* we don't need extended ROM space */
268 #define CFG_REGDIMM 0
270 /* calculate according to formula in sec. 6-22 of 8245 UM */
271 #define CFG_PGMAX 50 /* how long the 8245 retains the */
272 /* currently accessed page in memory */
275 #define CFG_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note */
276 /* bits 7,6, and 3-0 MUST be 0 */
279 #define CFG_DLL_MAX_DELAY 0x04
281 #define CFG_DLL_MAX_DELAY 0
283 #if 0 /* need for 33MHz SDRAM */
284 #define CFG_DLL_EXTEND 0x80
286 #define CFG_DLL_EXTEND 0
288 #define CFG_PCI_HOLD_DEL 0x20
291 /* Memory bank settings.
292 * Only bits 20-29 are actually used from these values to set the
293 * start/end addresses. The upper two bits will always be 0, and the lower
294 * 20 bits will be 0x00000 for a start address, or 0xfffff for an end
295 * address. Refer to the MPC8245 user manual.
298 #define CFG_BANK0_START 0x00000000
299 #define CFG_BANK0_END (CFG_MAX_RAM_SIZE/2 - 1)
300 #define CFG_BANK0_ENABLE 1
301 #define CFG_BANK1_START CFG_MAX_RAM_SIZE/2
302 #define CFG_BANK1_END (CFG_MAX_RAM_SIZE - 1)
303 #define CFG_BANK1_ENABLE 1
304 #define CFG_BANK2_START 0x3ff00000 /* not available in this design */
305 #define CFG_BANK2_END 0x3fffffff
306 #define CFG_BANK2_ENABLE 0
307 #define CFG_BANK3_START 0x3ff00000
308 #define CFG_BANK3_END 0x3fffffff
309 #define CFG_BANK3_ENABLE 0
310 #define CFG_BANK4_START 0x3ff00000
311 #define CFG_BANK4_END 0x3fffffff
312 #define CFG_BANK4_ENABLE 0
313 #define CFG_BANK5_START 0x3ff00000
314 #define CFG_BANK5_END 0x3fffffff
315 #define CFG_BANK5_ENABLE 0
316 #define CFG_BANK6_START 0x3ff00000
317 #define CFG_BANK6_END 0x3fffffff
318 #define CFG_BANK6_ENABLE 0
319 #define CFG_BANK7_START 0x3ff00000
320 #define CFG_BANK7_END 0x3fffffff
321 #define CFG_BANK7_ENABLE 0
323 /*--------------------------------------------------------------------*/
324 /* 4.4 - Output Driver Control Register */
325 /*--------------------------------------------------------------------*/
326 #define CFG_ODCR 0xe5
328 /*--------------------------------------------------------------------*/
329 /* 4.8 - Error Handling Registers */
330 /*-------------------------------CFG_SDMODE_BURSTLEN-------------------------------------*/
331 #define CFG_ERRENR1 0x11 /* enable SDRAM refresh overflow error */
334 #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
335 /*#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_CACHEINHIBIT) */
336 #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
338 /* stack in dcache */
339 #define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
340 #define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
343 #define CFG_IBAT2L (CFG_SDRAM_BASE + 0x10000000 | BATL_PP_10 | BATL_MEMCOHERENCE)
344 #define CFG_IBAT2U (CFG_SDRAM_BASE + 0x10000000| BATU_BL_256M | BATU_VS | BATU_VP)
347 /*#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) */
348 /*#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) */
350 /*Flash, config addrs, etc. */
351 #define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
352 #define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
354 #define CFG_DBAT0L CFG_IBAT0L
355 #define CFG_DBAT0U CFG_IBAT0U
356 #define CFG_DBAT1L CFG_IBAT1L
357 #define CFG_DBAT1U CFG_IBAT1U
358 #define CFG_DBAT2L CFG_IBAT2L
359 #define CFG_DBAT2U CFG_IBAT2U
360 #define CFG_DBAT3L CFG_IBAT3L
361 #define CFG_DBAT3U CFG_IBAT3U
364 * For booting Linux, the board info and command line data
365 * have to be in the first 8 MB of memory, since this is
366 * the maximum mapped by the Linux kernel during initialization.
368 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
370 /*-----------------------------------------------------------------------
372 *----------------------------------------------------------------------*/
373 #define CFG_FLASH_BASE 0xFF800000
374 #define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */
376 /* NOTE: environment is not EMBEDDED in the u-boot code.
377 It's stored in flash in its own separate sector. */
378 #define CFG_ENV_IS_IN_FLASH 1
380 #if 1 /* AMD AM29LV033C */
381 #define CFG_MAX_FLASH_SECT 64 /* Max number of sectors in one bank */
382 #define CFG_ENV_ADDR 0xFFBF0000 /* flash sector SA63 */
383 #define CFG_ENV_SECT_SIZE (64*1024) /* Size of the Environment Sector */
384 #else /* AMD AM29LV116D */
385 #define CFG_MAX_FLASH_SECT 35 /* Max number of sectors in one bank */
386 #define CFG_ENV_ADDR 0xFF9FA000 /* flash sector SA33 */
387 #define CFG_ENV_SECT_SIZE (8*1024) /* Size of the Environment Sector */
390 #define CFG_ENV_SIZE CFG_ENV_SECT_SIZE /* Size of the Environment */
391 #define CFG_ENV_OFFSET 0 /* starting right at the beginning */
393 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
394 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
396 #if CFG_MONITOR_BASE >= CFG_FLASH_BASE
403 /*-----------------------------------------------------------------------
404 * Cache Configuration
406 #define CFG_CACHELINE_SIZE 32
407 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
408 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
412 * Internal Definitions
416 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
417 #define BOOTFLAG_WARM 0x02 /* Software reboot */
420 #endif /* __CONFIG_H */