3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
8 /* ------------------------------------------------------------------------- */
11 * board/config.h - configuration options, board specific
18 * High Level Configuration Options
22 /* #define CONFIG_MPC8240 1 */
23 #define CONFIG_MPC8245 1
24 #define CONFIG_EXALION 1
26 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
28 #if defined (CONFIG_MPC8240)
29 /* #warning ---------- eXalion with MPC8240 --------------- */
30 #elif defined (CONFIG_MPC8245)
31 /* #warning ++++++++++ eXalion with MPC8245 +++++++++++++++ */
32 #elif defined (CONFIG_MPC8245) && defined (CONFIG_MPC8245)
33 #error #### Both types of MPC824x defined (CONFIG_8240 and CONFIG_8245)
35 #error #### Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
37 /* older kernels need clock in MHz newer in Hz */
38 /* #define CONFIG_CLOCKS_IN_MHZ 1 */ /* clocks passsed to Linux in MHz */
39 #undef CONFIG_CLOCKS_IN_MHZ
41 #define CONFIG_BOOTDELAY 10
44 /*#define CONFIG_DRAM_SPEED 66 */ /* MHz */
49 #define CONFIG_BOOTP_BOOTFILESIZE
50 #define CONFIG_BOOTP_BOOTPATH
51 #define CONFIG_BOOTP_GATEWAY
52 #define CONFIG_BOOTP_HOSTNAME
56 * Command line configuration.
58 #include <config_cmd_default.h>
60 #define CONFIG_CMD_FLASH
61 #define CONFIG_CMD_SDRAM
62 #define CONFIG_CMD_I2C
63 #define CONFIG_CMD_IDE
64 #define CONFIG_CMD_FAT
65 #define CONFIG_CMD_SAVEENV
66 #define CONFIG_CMD_PCI
69 /*-----------------------------------------------------------------------
70 * Miscellaneous configurable options
72 #define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
73 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
74 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
75 #define CONFIG_SYS_MAXARGS 8 /* max number of command args */
76 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
77 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
78 #define CONFIG_MISC_INIT_R 1
80 /*-----------------------------------------------------------------------
81 * Start addresses for the final memory configuration
82 * (Set up by the startup code)
83 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
85 #define CONFIG_SYS_SDRAM_BASE 0x00000000
86 #define CONFIG_SYS_MAX_RAM_SIZE 0x10000000 /* 1 GBytes - initdram() will */
87 /* return real value. */
89 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
91 #undef CONFIG_SYS_RAMBOOT
92 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
93 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
95 /*-----------------------------------------------------------------------
96 * Definitions for initial stack pointer and data area
98 #define CONFIG_SYS_INIT_DATA_SIZE 128
100 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
101 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
102 #define CONFIG_SYS_INIT_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_DATA_SIZE)
104 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
105 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
108 #if defined (CONFIG_MPC8240)
109 #define CONFIG_SYS_FLASH_BASE 0xFFE00000
110 #define CONFIG_SYS_FLASH_SIZE (2 * 1024 * 1024) /* onboard 2MByte flash */
111 #elif defined (CONFIG_MPC8245)
112 #define CONFIG_SYS_FLASH_BASE 0xFFC00000
113 #define CONFIG_SYS_FLASH_SIZE (4 * 1024 * 1024) /* onboard 4MByte flash */
115 #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
118 #define CONFIG_ENV_IS_IN_FLASH 1
119 #define CONFIG_ENV_SECT_SIZE 0x20000 /* Size of one Flash sector */
120 #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE /* Use one Flash sector for environment */
121 #define CONFIG_ENV_ADDR 0xFFFC0000
122 #define CONFIG_ENV_OFFSET 0 /* starting right at the beginning */
124 #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
126 #define CONFIG_SYS_ALT_MEMTEST 1 /* use real memory test */
127 #define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
128 #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
130 #define CONFIG_SYS_EUMB_ADDR 0xFC000000
132 /* #define CONFIG_SYS_ISA_MEM 0xFD000000 */
133 #define CONFIG_SYS_ISA_IO 0xFE000000
135 /*-----------------------------------------------------------------------
138 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
139 #define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors per flash */
141 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
142 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
144 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE
145 #define FLASH_BASE1_PRELIM 0
148 /*-----------------------------------------------------------------------
149 * FLASH and environment organization
152 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
153 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
154 #define CONFIG_SYS_MAX_FLASH_SECT 64 /* max number of sectors on one chip */
155 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
156 #define CONFIG_SYS_FLASH_INCREMENT 0 /* there is only one bank */
157 #define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware protection */
158 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
161 /*-----------------------------------------------------------------------
164 #define CONFIG_PCI 1 /* include pci support */
165 #define CONFIG_PCI_INDIRECT_BRIDGE 1 /* indirect PCI bridge support */
166 #undef CONFIG_PCI_PNP
169 #define CONFIG_EEPRO100 1
171 #define PCI_ENET0_MEMADDR 0x80000000 /* Intel 82559ER */
172 #define PCI_ENET0_IOADDR 0x80000000
173 #define PCI_ENET1_MEMADDR 0x81000000 /* Intel 82559ER */
174 #define PCI_ENET1_IOADDR 0x81000000
175 #define PCI_ENET2_MEMADDR 0x82000000 /* Broadcom BCM569xx */
176 #define PCI_ENET2_IOADDR 0x82000000
177 #define PCI_ENET3_MEMADDR 0x83000000 /* Broadcom BCM56xx */
178 #define PCI_ENET3_IOADDR 0x83000000
180 /*-----------------------------------------------------------------------
181 * NS16550 Configuration
183 #define CONFIG_SYS_NS16550 1
184 #define CONFIG_SYS_NS16550_SERIAL 1
186 #define CONFIG_CONS_INDEX 1
187 #define CONFIG_BAUDRATE 38400
189 #define CONFIG_SYS_NS16550_REG_SIZE 1
191 #if (CONFIG_CONS_INDEX == 1)
192 #define CONFIG_SYS_NS16550_CLK 1843200 /* COM1 only ! */
194 #define CONFIG_SYS_NS16550_CLK ({ extern ulong get_bus_freq (ulong); get_bus_freq (0); })
197 #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_ISA_IO + 0x3F8)
198 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4500)
199 #define CONFIG_SYS_NS16550_COM3 (CONFIG_SYS_EUMB_ADDR + 0x4600)
201 /*-----------------------------------------------------------------------
202 * select i2c support configuration
204 * Supported configurations are {none, software, hardware} drivers.
205 * If the software driver is chosen, there are some additional
206 * configuration items that the driver uses to drive the port pins.
208 #define CONFIG_HARD_I2C 1 /* To enable I2C support */
209 #undef CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
210 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
211 #define CONFIG_SYS_I2C_SLAVE 0x7F
213 /*-----------------------------------------------------------------------
214 * Low Level Configuration Settings
215 * (address mappings, register initial values, etc.)
216 * You should know what you are doing if you make changes here.
219 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
220 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 2 /* for MPC8240 only */
222 /*#define CONFIG_133MHZ_DRAM 1 */ /* For 133 MHZ DRAM only !!!!!!!!!!! */
224 #if defined (CONFIG_MPC8245)
225 /* Bit-field values for PMCR2. */
226 #if defined (CONFIG_133MHZ_DRAM)
227 #define CONFIG_SYS_DLL_EXTEND 0x80 /* use DLL extended range - 133MHz only */
228 #define CONFIG_SYS_PCI_HOLD_DEL 0x20 /* delay and hold timing - 133MHz only */
231 /* Bit-field values for MIOCR1. */
232 #if !defined (CONFIG_133MHZ_DRAM)
233 #define CONFIG_SYS_DLL_MAX_DELAY 0x04 /* longer DLL delay line - 66MHz only */
235 /* Bit-field values for MIOCR2. */
236 #define CONFIG_SYS_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay */
237 /* - note bottom 3 bits MUST be 0 */
240 /* Bit-field values for MCCR1. */
241 #define CONFIG_SYS_ROMNAL 7 /*rom/flash next access time */
242 #define CONFIG_SYS_ROMFAL 11 /*rom/flash access time */
244 /* Bit-field values for MCCR2. */
245 #define CONFIG_SYS_TSWAIT 0x5 /* Transaction Start Wait States timer */
246 #if defined (CONFIG_133MHZ_DRAM)
247 #define CONFIG_SYS_REFINT 1300 /* no of clock cycles between CBR */
248 #else /* refresh cycles */
249 #define CONFIG_SYS_REFINT 750
252 /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */
253 #if defined (CONFIG_133MHZ_DRAM)
254 #define CONFIG_SYS_BSTOPRE 1023
256 #define CONFIG_SYS_BSTOPRE 250
259 /* Bit-field values for MCCR3. */
260 /* the following are for SDRAM only */
262 #if defined (CONFIG_133MHZ_DRAM)
263 #define CONFIG_SYS_REFREC 9 /* Refresh to activate interval */
265 #define CONFIG_SYS_REFREC 5 /* Refresh to activate interval */
267 #if defined (CONFIG_MPC8240)
268 #define CONFIG_SYS_RDLAT 2 /* data latency from read command */
271 /* Bit-field values for MCCR4. */
272 #if defined (CONFIG_133MHZ_DRAM)
273 #define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */
274 #define CONFIG_SYS_ACTTOPRE 7 /* Activate to Precharge interval */
275 #define CONFIG_SYS_ACTORW 5 /* Activate to R/W */
276 #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
279 #define CONFIG_SYS_PRETOACT 2 /* Precharge to activate interval */
280 #define CONFIG_SYS_ACTTOPRE 3 /* Activate to Precharge interval */
281 #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
282 #define CONFIG_SYS_SDMODE_CAS_LAT 2 /* SDMODE CAS latency */
284 #define CONFIG_SYS_PRETOACT 2 /* Precharge to activate interval */
285 #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
286 #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
287 #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
289 #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
290 #define CONFIG_SYS_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */
291 #define CONFIG_SYS_REGDIMM 0
292 #if defined (CONFIG_MPC8240)
293 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 0
294 #elif defined (CONFIG_MPC8245)
295 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
296 #define CONFIG_SYS_EXTROM 0
298 #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
302 /*-----------------------------------------------------------------------
304 * only bits 20-29 are actually used from these vales to set the
305 * start/end address the upper two bits will be 0, and the lower 20
306 * bits will be set to 0x00000 for a start address, or 0xfffff for an
309 #define CONFIG_SYS_BANK0_START 0x00000000
310 #define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
311 #define CONFIG_SYS_BANK0_ENABLE 1
312 #define CONFIG_SYS_BANK1_START 0x3ff00000
313 #define CONFIG_SYS_BANK1_END 0x3fffffff
314 #define CONFIG_SYS_BANK1_ENABLE 0
315 #define CONFIG_SYS_BANK2_START 0x3ff00000
316 #define CONFIG_SYS_BANK2_END 0x3fffffff
317 #define CONFIG_SYS_BANK2_ENABLE 0
318 #define CONFIG_SYS_BANK3_START 0x3ff00000
319 #define CONFIG_SYS_BANK3_END 0x3fffffff
320 #define CONFIG_SYS_BANK3_ENABLE 0
321 #define CONFIG_SYS_BANK4_START 0x00000000
322 #define CONFIG_SYS_BANK4_END 0x00000000
323 #define CONFIG_SYS_BANK4_ENABLE 0
324 #define CONFIG_SYS_BANK5_START 0x00000000
325 #define CONFIG_SYS_BANK5_END 0x00000000
326 #define CONFIG_SYS_BANK5_ENABLE 0
327 #define CONFIG_SYS_BANK6_START 0x00000000
328 #define CONFIG_SYS_BANK6_END 0x00000000
329 #define CONFIG_SYS_BANK6_ENABLE 0
330 #define CONFIG_SYS_BANK7_START 0x00000000
331 #define CONFIG_SYS_BANK7_END 0x00000000
332 #define CONFIG_SYS_BANK7_ENABLE 0
334 /*-----------------------------------------------------------------------
335 * Memory bank enable bitmask, specifying which of the banks defined above
336 are actually present. MSB is for bank #7, LSB is for bank #0.
338 #define CONFIG_SYS_BANK_ENABLE 0x01
340 #if defined (CONFIG_MPC8240)
341 #define CONFIG_SYS_ODCR 0xDF /* configures line driver impedances, */
342 /* see 8240 book for bit definitions */
343 #elif defined (CONFIG_MPC8245)
344 #if defined (CONFIG_133MHZ_DRAM)
345 #define CONFIG_SYS_ODCR 0xFE /* configures line driver impedances - 133MHz */
347 #define CONFIG_SYS_ODCR 0xDE /* configures line driver impedances - 66MHz */
350 #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
353 #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
354 /* currently accessed page in memory */
355 /* see 8240 book for details */
357 /*-----------------------------------------------------------------------
358 * Block Address Translation (BAT) register settings.
360 /* SDRAM 0 - 256MB */
361 #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
362 #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
364 /* stack in DCACHE @ 1GB (no backing mem) */
365 #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
366 #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
369 #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
370 #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
372 /* Flash, config addrs, etc */
373 #define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
374 #define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
376 #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
377 #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
378 #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
379 #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
380 #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
381 #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
382 #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
383 #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
386 /*-----------------------------------------------------------------------
387 * Cache Configuration
389 #define CONFIG_SYS_CACHELINE_SIZE 32
390 #if defined(CONFIG_CMD_KGDB)
391 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
394 /* values according to the manual */
395 #define CONFIG_DRAM_50MHZ 1
396 #define CONFIG_SDRAM_50MHZ
399 #define NR_8259_INTS 1
401 /*-----------------------------------------------------------------------
404 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 2 IDE busses */
405 #define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*1) /* max. 2 drives per IDE bus */
407 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_ISA_IO /* base address */
408 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x01F0 /* ide0 offste */
409 #define CONFIG_SYS_ATA_IDE1_OFFSET 0x0170 /* ide1 offset */
410 #define CONFIG_SYS_ATA_DATA_OFFSET 0 /* data reg offset */
411 #define CONFIG_SYS_ATA_REG_OFFSET 0 /* reg offset */
412 #define CONFIG_SYS_ATA_ALT_OFFSET 0x200 /* alternate register offset */
416 #undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */
417 #undef CONFIG_IDE_LED /* no led for ide supported */
418 #undef CONFIG_IDE_RESET /* reset for ide supported... */
419 #undef CONFIG_IDE_RESET_ROUTINE /* with a special reset function */
421 /*-----------------------------------------------------------------------
422 * DISK Partition support
424 #define CONFIG_DOS_PARTITION
426 /*-----------------------------------------------------------------------
427 * For booting Linux, the board info and command line data
428 * have to be in the first 8 MB of memory, since this is
429 * the maximum mapped by the Linux kernel during initialization.
431 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
433 #endif /* __CONFIG_H */