2 * (C) Copyright 2001-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
10 * Configuration settings for the CPC45 board.
14 /* ------------------------------------------------------------------------- */
17 * board/config.h - configuration options, board specific
24 * High Level Configuration Options
28 #define CONFIG_MPC8245 1
29 #define CONFIG_CPC45 1
31 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
33 #define CONFIG_CONS_INDEX 1
34 #define CONFIG_BAUDRATE 9600
36 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
38 #define CONFIG_BOOTDELAY 5
43 #define CONFIG_BOOTP_SUBNETMASK
44 #define CONFIG_BOOTP_GATEWAY
45 #define CONFIG_BOOTP_HOSTNAME
46 #define CONFIG_BOOTP_BOOTPATH
48 #define CONFIG_BOOTP_BOOTFILESIZE
52 * Command line configuration.
54 #include <config_cmd_default.h>
56 #define CONFIG_CMD_BEDBUG
57 #define CONFIG_CMD_DATE
58 #define CONFIG_CMD_DHCP
59 #define CONFIG_CMD_EEPROM
60 #define CONFIG_CMD_EXT2
61 #define CONFIG_CMD_FAT
62 #define CONFIG_CMD_FLASH
63 #define CONFIG_CMD_I2C
64 #define CONFIG_CMD_IDE
65 #define CONFIG_CMD_NFS
66 #define CONFIG_CMD_PCI
67 #define CONFIG_CMD_PING
68 #define CONFIG_CMD_SDRAM
69 #define CONFIG_CMD_SNTP
73 * Miscellaneous configurable options
75 #define CONFIG_SYS_LONGHELP /* undef to save memory */
76 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
79 #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */
84 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
86 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
87 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
88 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* Default load address */
90 /*-----------------------------------------------------------------------
91 * Start addresses for the final memory configuration
92 * (Set up by the startup code)
93 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
96 #define CONFIG_SYS_SDRAM_BASE 0x00000000
98 #if defined(CONFIG_BOOT_ROM)
99 #define CONFIG_SYS_FLASH_BASE 0xFF000000
101 #define CONFIG_SYS_FLASH_BASE 0xFF800000
104 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
106 #define CONFIG_SYS_EUMB_ADDR 0xFCE00000
108 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
110 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
111 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
113 #define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
114 #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
116 /* Maximum amount of RAM.
118 #define CONFIG_SYS_MAX_RAM_SIZE 0x10000000
121 #if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
122 #undef CONFIG_SYS_RAMBOOT
124 #define CONFIG_SYS_RAMBOOT
128 /*-----------------------------------------------------------------------
129 * Definitions for initial stack pointer and data area
132 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
133 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
134 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
137 * NS16550 Configuration
139 #define CONFIG_SYS_NS16550
140 #define CONFIG_SYS_NS16550_SERIAL
142 #define CONFIG_SYS_NS16550_REG_SIZE 1
144 #define CONFIG_SYS_NS16550_CLK get_bus_freq(0)
146 #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_EUMB_ADDR + 0x4500)
147 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4600)
148 #define DUART_DCR (CONFIG_SYS_EUMB_ADDR + 0x4511)
153 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
155 #define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */
156 #define CONFIG_SYS_I2C_SLAVE 0x7F
161 #define CONFIG_RTC_PCF8563
162 #define CONFIG_SYS_I2C_RTC_ADDR 0x51
165 * EEPROM configuration
167 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x58
168 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
169 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
170 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
171 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
174 * Low Level Configuration Settings
175 * (address mappings, register initial values, etc.)
176 * You should know what you are doing if you make changes here.
177 * For the detail description refer to the MPC8240 user's manual.
180 #define CONFIG_SYS_CLK_FREQ 33000000
183 /* Bit-field values for MCCR1.
185 #define CONFIG_SYS_ROMNAL 0
186 #define CONFIG_SYS_ROMFAL 8
188 #define CONFIG_SYS_BANK0_ROW 0 /* SDRAM bank 7-0 row address */
189 #define CONFIG_SYS_BANK1_ROW 0
190 #define CONFIG_SYS_BANK2_ROW 0
191 #define CONFIG_SYS_BANK3_ROW 0
192 #define CONFIG_SYS_BANK4_ROW 0
193 #define CONFIG_SYS_BANK5_ROW 0
194 #define CONFIG_SYS_BANK6_ROW 0
195 #define CONFIG_SYS_BANK7_ROW 0
197 /* Bit-field values for MCCR2.
200 #define CONFIG_SYS_REFINT 0x2ec
202 /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4.
204 #define CONFIG_SYS_BSTOPRE 160
206 /* Bit-field values for MCCR3.
208 #define CONFIG_SYS_REFREC 2 /* Refresh to activate interval */
209 #define CONFIG_SYS_RDLAT 0 /* Data latancy from read command */
211 /* Bit-field values for MCCR4.
213 #define CONFIG_SYS_PRETOACT 2 /* Precharge to activate interval */
214 #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
215 #define CONFIG_SYS_SDMODE_CAS_LAT 2 /* SDMODE CAS latancy */
216 #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
217 #define CONFIG_SYS_SDMODE_BURSTLEN 2 /* SDMODE Burst length */
218 #define CONFIG_SYS_ACTORW 2
219 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
220 #define CONFIG_SYS_EXTROM 0
221 #define CONFIG_SYS_REGDIMM 0
223 /* Memory bank settings.
224 * Only bits 20-29 are actually used from these vales to set the
225 * start/end addresses. The upper two bits will always be 0, and the lower
226 * 20 bits will be 0x00000 for a start address, or 0xfffff for an end
227 * address. Refer to the MPC8240 book.
230 #define CONFIG_SYS_BANK0_START 0x00000000
231 #define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
232 #define CONFIG_SYS_BANK0_ENABLE 1
233 #define CONFIG_SYS_BANK1_START 0x3ff00000
234 #define CONFIG_SYS_BANK1_END 0x3fffffff
235 #define CONFIG_SYS_BANK1_ENABLE 0
236 #define CONFIG_SYS_BANK2_START 0x3ff00000
237 #define CONFIG_SYS_BANK2_END 0x3fffffff
238 #define CONFIG_SYS_BANK2_ENABLE 0
239 #define CONFIG_SYS_BANK3_START 0x3ff00000
240 #define CONFIG_SYS_BANK3_END 0x3fffffff
241 #define CONFIG_SYS_BANK3_ENABLE 0
242 #define CONFIG_SYS_BANK4_START 0x3ff00000
243 #define CONFIG_SYS_BANK4_END 0x3fffffff
244 #define CONFIG_SYS_BANK4_ENABLE 0
245 #define CONFIG_SYS_BANK5_START 0x3ff00000
246 #define CONFIG_SYS_BANK5_END 0x3fffffff
247 #define CONFIG_SYS_BANK5_ENABLE 0
248 #define CONFIG_SYS_BANK6_START 0x3ff00000
249 #define CONFIG_SYS_BANK6_END 0x3fffffff
250 #define CONFIG_SYS_BANK6_ENABLE 0
251 #define CONFIG_SYS_BANK7_START 0x3ff00000
252 #define CONFIG_SYS_BANK7_END 0x3fffffff
253 #define CONFIG_SYS_BANK7_ENABLE 0
255 #define CONFIG_SYS_ODCR 0xff
256 #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
257 /* currently accessed page in memory */
258 /* see 8240 book for details */
260 #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
261 #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
263 #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
264 #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
266 #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
267 #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
269 #define CONFIG_SYS_IBAT3L (0xFC000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
270 #define CONFIG_SYS_IBAT3U (0xFC000000 | BATU_BL_64M | BATU_VS | BATU_VP)
272 #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
273 #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
274 #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
275 #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
276 #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
277 #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
278 #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
279 #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
282 * For booting Linux, the board info and command line data
283 * have to be in the first 8 MB of memory, since this is
284 * the maximum mapped by the Linux kernel during initialization.
286 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
288 /*-----------------------------------------------------------------------
291 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
292 #define CONFIG_SYS_MAX_FLASH_SECT 39 /* Max number of sectors in one bank */
293 #define INTEL_ID_28F160F3T 0x88F388F3 /* 16M = 1M x 16 top boot sector */
294 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
295 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
297 /* Warining: environment is not EMBEDDED in the ppcboot code.
298 * It's stored in flash separately.
300 #define CONFIG_ENV_IS_IN_FLASH 1
302 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x7F8000)
303 #define CONFIG_ENV_SIZE 0x4000 /* Size of the Environment */
304 #define CONFIG_ENV_OFFSET 0 /* starting right at the beginning */
305 #define CONFIG_ENV_SECT_SIZE 0x8000 /* Size of the Environment Sector */
307 /*-----------------------------------------------------------------------
308 * Cache Configuration
310 #define CONFIG_SYS_CACHELINE_SIZE 32
311 #if defined(CONFIG_CMD_KGDB)
312 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
315 /*----------------------------------------------------------------------*/
316 /* CPC45 Memory Map */
317 /*----------------------------------------------------------------------*/
318 #define SRAM_BASE 0x80000000 /* SRAM base address */
319 #define SRAM_END 0x801FFFFF
320 #define ST16552_A_BASE 0x80200000 /* ST16552 channel A */
321 #define ST16552_B_BASE 0x80400000 /* ST16552 channel A */
322 #define BCSR_BASE 0x80600000 /* board control / status registers */
323 #define DISPLAY_BASE 0x80600040 /* DISPLAY base */
324 #define PCMCIA_MEM_BASE 0x83000000 /* PCMCIA memory window base */
325 #define PCMCIA_IO_BASE 0xFE000000 /* PCMCIA IO window base */
327 #define CONFIG_SYS_SRAM_BASE SRAM_BASE
328 #define CONFIG_SYS_SRAM_SIZE (SRAM_END - SRAM_BASE + 1)
330 /*---------------------------------------------------------------------*/
331 /* CPC45 Control/Status Registers */
332 /*---------------------------------------------------------------------*/
333 #define IRQ_ENA_1 *((volatile uchar*)(BCSR_BASE + 0x00))
334 #define IRQ_STAT_1 *((volatile uchar*)(BCSR_BASE + 0x01))
335 #define IRQ_ENA_2 *((volatile uchar*)(BCSR_BASE + 0x02))
336 #define IRQ_STAT_2 *((volatile uchar*)(BCSR_BASE + 0x03))
337 #define BOARD_CTRL *((volatile uchar*)(BCSR_BASE + 0x04))
338 #define BOARD_STAT *((volatile uchar*)(BCSR_BASE + 0x05))
339 #define WDG_START *((volatile uchar*)(BCSR_BASE + 0x06))
340 #define WDG_PRESTOP *((volatile uchar*)(BCSR_BASE + 0x06))
341 #define WDG_STOP *((volatile uchar*)(BCSR_BASE + 0x06))
342 #define BOARD_REV *((volatile uchar*)(BCSR_BASE + 0x07))
344 /* IRQ_ENA_1 bit definitions */
345 #define I_ENA_1_IERA 0x80 /* INTA enable */
346 #define I_ENA_1_IERB 0x40 /* INTB enable */
347 #define I_ENA_1_IERC 0x20 /* INTC enable */
348 #define I_ENA_1_IERD 0x10 /* INTD enable */
350 /* IRQ_STAT_1 bit definitions */
351 #define I_STAT_1_INTA 0x80 /* INTA status */
352 #define I_STAT_1_INTB 0x40 /* INTB status */
353 #define I_STAT_1_INTC 0x20 /* INTC status */
354 #define I_STAT_1_INTD 0x10 /* INTD status */
356 /* IRQ_ENA_2 bit definitions */
357 #define I_ENA_2_IEAB 0x80 /* ABORT IRQ enable */
358 #define I_ENA_2_IEK1 0x40 /* KEY1 IRQ enable */
359 #define I_ENA_2_IEK2 0x20 /* KEY2 IRQ enable */
360 #define I_ENA_2_IERT 0x10 /* RTC IRQ enable */
361 #define I_ENA_2_IESM 0x08 /* LM81 IRQ enable */
362 #define I_ENA_2_IEDG 0x04 /* DEGENERATING IRQ enable */
363 #define I_ENA_2_IES2 0x02 /* ST16552/B IRQ enable */
364 #define I_ENA_2_IES1 0x01 /* ST16552/A IRQ enable */
366 /* IRQ_STAT_2 bit definitions */
367 #define I_STAT_2_ABO 0x80 /* ABORT IRQ status */
368 #define I_STAT_2_KY1 0x40 /* KEY1 IRQ status */
369 #define I_STAT_2_KY2 0x20 /* KEY2 IRQ status */
370 #define I_STAT_2_RTC 0x10 /* RTC IRQ status */
371 #define I_STAT_2_SMN 0x08 /* LM81 IRQ status */
372 #define I_STAT_2_DEG 0x04 /* DEGENERATING IRQ status */
373 #define I_STAT_2_SIO2 0x02 /* ST16552/B IRQ status */
374 #define I_STAT_2_SIO1 0x01 /* ST16552/A IRQ status */
376 /* BOARD_CTRL bit definitions */
377 #define USER_LEDS 2 /* 2 user LEDs */
380 #define B_CTRL_WRSE 0x80
381 #define B_CTRL_KRSE 0x40
382 #define B_CTRL_FWRE 0x20 /* Flash write enable */
383 #define B_CTRL_FWPT 0x10 /* Flash write protect */
384 #define B_CTRL_LED3 0x08 /* LED 3 control */
385 #define B_CTRL_LED2 0x04 /* LED 2 control */
386 #define B_CTRL_LED1 0x02 /* LED 1 control */
387 #define B_CTRL_LED0 0x01 /* LED 0 control */
389 #define B_CTRL_WRSE 0x80
390 #define B_CTRL_KRSE 0x40
391 #define B_CTRL_FWRE_1 0x20 /* Flash write enable */
392 #define B_CTRL_FWPT_1 0x10 /* Flash write protect */
393 #define B_CTRL_LED1 0x08 /* LED 1 control */
394 #define B_CTRL_LED0 0x04 /* LED 0 control */
395 #define B_CTRL_FWRE_0 0x02 /* Flash write enable */
396 #define B_CTRL_FWPT_0 0x01 /* Flash write protect */
399 /* BOARD_STAT bit definitions */
400 #define B_STAT_WDGE 0x80
401 #define B_STAT_WDGS 0x40
402 #define B_STAT_WRST 0x20
403 #define B_STAT_KRST 0x10
404 #define B_STAT_CSW3 0x08 /* sitch bit 3 status */
405 #define B_STAT_CSW2 0x04 /* sitch bit 2 status */
406 #define B_STAT_CSW1 0x02 /* sitch bit 1 status */
407 #define B_STAT_CSW0 0x01 /* sitch bit 0 status */
409 /*---------------------------------------------------------------------*/
410 /* Display addresses */
411 /*---------------------------------------------------------------------*/
412 #define DISP_UDC_RAM (DISPLAY_BASE + 0x08) /* UDC RAM */
413 #define DISP_CHR_RAM (DISPLAY_BASE + 0x18) /* character Ram */
414 #define DISP_FLASH (DISPLAY_BASE + 0x20) /* Flash Ram */
416 #define DISP_UDC_ADR *((volatile uchar*)(DISPLAY_BASE + 0x00)) /* UDC Address Reg. */
417 #define DISP_CWORD *((volatile uchar*)(DISPLAY_BASE + 0x10)) /* Control Word Reg. */
419 #define DISP_DIG0 *((volatile uchar*)(DISP_CHR_RAM + 0x00)) /* Digit 0 address */
420 #define DISP_DIG1 *((volatile uchar*)(DISP_CHR_RAM + 0x01)) /* Digit 0 address */
421 #define DISP_DIG2 *((volatile uchar*)(DISP_CHR_RAM + 0x02)) /* Digit 0 address */
422 #define DISP_DIG3 *((volatile uchar*)(DISP_CHR_RAM + 0x03)) /* Digit 0 address */
423 #define DISP_DIG4 *((volatile uchar*)(DISP_CHR_RAM + 0x04)) /* Digit 0 address */
424 #define DISP_DIG5 *((volatile uchar*)(DISP_CHR_RAM + 0x05)) /* Digit 0 address */
425 #define DISP_DIG6 *((volatile uchar*)(DISP_CHR_RAM + 0x06)) /* Digit 0 address */
426 #define DISP_DIG7 *((volatile uchar*)(DISP_CHR_RAM + 0x07)) /* Digit 0 address */
429 /*-----------------------------------------------------------------------
431 *-----------------------------------------------------------------------
433 #define CONFIG_PCI /* include pci support */
434 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
435 #define CONFIG_SYS_EARLY_PCI_INIT
436 #undef CONFIG_PCI_PNP
437 #undef CONFIG_PCI_SCAN_SHOW
440 #define CONFIG_EEPRO100
441 #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
443 #define PCI_ENET0_IOADDR 0x82000000
444 #define PCI_ENET0_MEMADDR 0x82000000
445 #define PCI_PLX9030_IOADDR 0x82100000
446 #define PCI_PLX9030_MEMADDR 0x82100000
448 /*-----------------------------------------------------------------------
450 *-----------------------------------------------------------------------
453 #define CONFIG_I82365
455 #define CONFIG_SYS_PCMCIA_MEM_ADDR PCMCIA_MEM_BASE
456 #define CONFIG_SYS_PCMCIA_MEM_SIZE 0x1000
458 #define CONFIG_PCMCIA_SLOT_A
460 /*-----------------------------------------------------------------------
461 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
462 *-----------------------------------------------------------------------
465 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
466 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
468 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
469 #undef CONFIG_IDE_RESET /* reset for IDE not supported */
470 #define CONFIG_IDE_LED /* LED for IDE is supported */
472 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
473 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
475 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
477 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
479 #define CONFIG_SYS_ATA_DATA_OFFSET CONFIG_SYS_PCMCIA_MEM_SIZE
481 /* Offset for normal register accesses */
482 #define CONFIG_SYS_ATA_REG_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
484 /* Offset for alternate registers */
485 #define CONFIG_SYS_ATA_ALT_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x400)
487 #define CONFIG_DOS_PARTITION
489 #endif /* __CONFIG_H */