2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
9 * board/config.h - configuration options, board specific
16 * High Level Configuration Options
20 #define CONFIG_MPC860 1
21 #define CONFIG_MPC860T 1
22 #define CONFIG_MPC862 1 /* enable 862 since the */
23 #define CONFIG_MPC857 1 /* 857 is a variant of the 862 */
25 #define CONFIG_UC100 1 /* ...on a UC100 module */
27 #define CONFIG_SYS_TEXT_BASE 0x40700000
29 #define MPC8XX_FACT 4 /* Multiply by 4 */
30 #define MPC8XX_XIN 25000000 /* 25.0 MHz in */
31 #define CONFIG_8xx_GCLK_FREQ (MPC8XX_FACT * MPC8XX_XIN)
32 /* define if cant' use get_gclk_freq */
34 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
35 #undef CONFIG_8xx_CONS_SMC2
36 #undef CONFIG_8xx_CONS_NONE
38 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
40 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
42 #define CONFIG_BOOTCOUNT_LIMIT
44 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
46 #define CONFIG_BOARD_TYPES 1 /* support board types */
48 #define CONFIG_PREBOOT "echo;" \
49 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
52 #undef CONFIG_BOOTARGS
54 #define CONFIG_EXTRA_ENV_SETTINGS \
56 "nfsargs=setenv bootargs root=/dev/nfs rw " \
57 "nfsroot=${serverip}:${rootpath}\0" \
58 "ramargs=setenv bootargs root=/dev/ram rw\0" \
59 "addip=setenv bootargs ${bootargs} " \
60 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
61 ":${hostname}:${netdev}:off panic=1\0" \
62 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
63 "flash_nfs=run nfsargs addip addtty;" \
64 "bootm ${kernel_addr}\0" \
65 "flash_self=run ramargs addip addtty;" \
66 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
67 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
69 "rootpath=/opt/eldk/ppc_8xx\0" \
70 "bootfile=/tftpboot/uc100/uImage\0" \
71 "kernel_addr=40000000\0" \
72 "ramdisk_addr=40100000\0" \
73 "load=tftp 100000 /tftpboot/uc100/u-boot.bin\0" \
74 "update=protect off 40700000 4073ffff;era 40700000 4073ffff;" \
75 "cp.b 100000 40700000 ${filesize};" \
76 "setenv filesize;saveenv\0" \
78 #define CONFIG_BOOTCOMMAND "run flash_self"
80 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
81 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
83 #undef CONFIG_WATCHDOG /* watchdog disabled */
85 #undef CONFIG_STATUS_LED /* no status-led */
90 #define CONFIG_BOOTP_SUBNETMASK
91 #define CONFIG_BOOTP_GATEWAY
92 #define CONFIG_BOOTP_HOSTNAME
93 #define CONFIG_BOOTP_BOOTPATH
94 #define CONFIG_BOOTP_BOOTFILESIZE
97 #define CONFIG_MAC_PARTITION
98 #define CONFIG_DOS_PARTITION
100 #undef CONFIG_RTC_MPC8xx
101 #define CONFIG_SYS_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
102 #define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
105 * Power On Self Test support
107 #define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
108 CONFIG_SYS_POST_MEMORY | \
109 CONFIG_SYS_POST_CPU | \
110 CONFIG_SYS_POST_UART | \
111 CONFIG_SYS_POST_SPR )
116 * Command line configuration.
118 #include <config_cmd_default.h>
120 #define CONFIG_CMD_ASKENV
121 #define CONFIG_CMD_DATE
122 #define CONFIG_CMD_DHCP
123 #define CONFIG_CMD_EEPROM
124 #define CONFIG_CMD_ELF
125 #define CONFIG_CMD_FAT
126 #define CONFIG_CMD_I2C
127 #define CONFIG_CMD_IDE
128 #define CONFIG_CMD_MII
129 #define CONFIG_CMD_NFS
130 #define CONFIG_CMD_PING
131 #define CONFIG_CMD_SNTP
134 #define CONFIG_CMD_DIAG
138 #define CONFIG_NETCONSOLE
141 * Miscellaneous configurable options
143 #define CONFIG_SYS_LONGHELP /* undef to save memory */
146 #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */
149 #if defined(CONFIG_CMD_KGDB)
150 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
152 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
154 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
155 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
156 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
158 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
159 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
161 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
163 #define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
166 * Low Level Configuration Settings
167 * (address mappings, register initial values, etc.)
168 * You should know what you are doing if you make changes here.
170 /*-----------------------------------------------------------------------
171 * Internal Memory Mapped Register
173 #define CONFIG_SYS_IMMR 0xF0000000
175 /*-----------------------------------------------------------------------
176 * Definitions for initial stack pointer and data area (in DPRAM)
178 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
179 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
180 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
181 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
183 /*-----------------------------------------------------------------------
184 * Start addresses for the final memory configuration
185 * (Set up by the startup code)
186 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
188 #define CONFIG_SYS_SDRAM_BASE 0x00000000
189 #define CONFIG_SYS_FLASH_BASE 0x40000000
190 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
191 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE+0x00700000) /* resetvec fff00100*/
192 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
194 /*-----------------------------------------------------------------------
195 * Address accessed to reset the board - must not be mapped/assigned
197 #define CONFIG_SYS_RESET_ADDRESS 0x90000000
200 * For booting Linux, the board info and command line data
201 * have to be in the first 8 MB of memory, since this is
202 * the maximum mapped by the Linux kernel during initialization.
204 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
206 /*-----------------------------------------------------------------------
209 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
210 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
211 #define CONFIG_SYS_FLASH_CFI_AMD_RESET 1 /* AMD RESET for STM 29W320DB! */
213 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
214 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
216 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
217 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
219 #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
221 #define CONFIG_ENV_IS_IN_FLASH 1
222 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE+CONFIG_SYS_MONITOR_LEN)
223 #define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
224 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
226 /* Address and size of Redundant Environment Sector */
227 #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR+CONFIG_ENV_SECT_SIZE)
228 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
230 /*-----------------------------------------------------------------------
231 * Cache Configuration
233 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
234 #if defined(CONFIG_CMD_KGDB)
235 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
238 /*-----------------------------------------------------------------------
239 * SYPCR - System Protection Control 11-9
240 * SYPCR can only be written once after reset!
241 *-----------------------------------------------------------------------
242 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
244 #if defined(CONFIG_WATCHDOG)
245 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
246 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
248 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
251 /*-----------------------------------------------------------------------
252 * SIUMCR - SIU Module Configuration 11-6
253 *-----------------------------------------------------------------------
254 * PCMCIA config., multi-function pin tri-state
256 #define CONFIG_SYS_SIUMCR (SIUMCR_FRC | SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
258 /*-----------------------------------------------------------------------
259 * TBSCR - Time Base Status and Control 11-26
260 *-----------------------------------------------------------------------
261 * Clear Reference Interrupt Status, Timebase freezing enabled
263 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
265 /*-----------------------------------------------------------------------
266 * RTCSC - Real-Time Clock Status and Control Register 11-27
267 *-----------------------------------------------------------------------
269 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
271 /*-----------------------------------------------------------------------
272 * PISCR - Periodic Interrupt Status and Control 11-31
273 *-----------------------------------------------------------------------
274 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
276 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
278 /*-----------------------------------------------------------------------
279 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
280 *-----------------------------------------------------------------------
281 * Reset PLL lock status sticky bit, timer expired status bit and timer
282 * interrupt status bit
284 #define CONFIG_SYS_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
285 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
287 /*-----------------------------------------------------------------------
288 * SCCR - System Clock and reset Control Register 15-27
289 *-----------------------------------------------------------------------
290 * Set clock output, timebase and RTC source and divider,
291 * power management and some other internal clocks
293 #define SCCR_MASK 0x00000000
294 #define CONFIG_SYS_SCCR (SCCR_EBDF11)
296 /*-----------------------------------------------------------------------
298 *-----------------------------------------------------------------------
301 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
302 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
303 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
304 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
305 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
306 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
307 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
308 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
310 /*-----------------------------------------------------------------------
311 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
312 *-----------------------------------------------------------------------
315 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
316 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
318 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
319 #undef CONFIG_IDE_LED /* LED for ide not supported */
320 #undef CONFIG_IDE_RESET /* reset for ide not supported */
322 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
323 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
325 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
327 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
329 /* Offset for data I/O */
330 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
332 /* Offset for normal register accesses */
333 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
335 /* Offset for alternate registers */
336 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
338 /*-----------------------------------------------------------------------
340 *-----------------------------------------------------------------------
343 #define CONFIG_SYS_DER 0
346 * Init Memory Controller:
348 * BR0/1 and OR0/1 (FLASH)
351 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
352 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
354 /* used to re-map FLASH both when starting from SRAM or FLASH:
355 * restrict access enough to keep SRAM working (if any)
356 * but not too much to meddle with FLASH accesses
358 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
359 #define CONFIG_SYS_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
364 #define CONFIG_SYS_OR_TIMING_FLASH (0x00000d24)
366 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
367 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
368 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
370 #define CONFIG_SYS_BR1_PRELIM 0x00000081 /* Chip select for SDRAM (32 Bit, UPMA) */
371 #define CONFIG_SYS_OR1_PRELIM 0xfc000a00
372 #define CONFIG_SYS_BR2_PRELIM 0x80000001 /* Chip select for SRAM (32 Bit, GPCM) */
373 #define CONFIG_SYS_OR2_PRELIM 0xfff00d24
374 #define CONFIG_SYS_BR3_PRELIM 0x80600401 /* Chip select for Display (8 Bit, GPCM) */
375 #define CONFIG_SYS_OR3_PRELIM 0xffff8f44
376 #define CONFIG_SYS_BR4_PRELIM 0xc05108c1 /* Chip select for Interbus MPM (16 Bit, UPMB) */
377 #define CONFIG_SYS_OR4_PRELIM 0xffff0300
378 #define CONFIG_SYS_BR5_PRELIM 0xc0500401 /* Chip select for Interbus Status (8 Bit, GPCM) */
379 #define CONFIG_SYS_OR5_PRELIM 0xffff8db0
382 * Memory Periodic Timer Prescaler
384 * The Divider for PTA (refresh timer) configuration is based on an
385 * example SDRAM configuration (64 MBit, one bank). The adjustment to
386 * the number of chip selects (NCS) and the actually needed refresh
387 * rate is done by setting MPTPR.
389 * PTA is calculated from
390 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
392 * gclk CPU clock (not bus clock!)
393 * Trefresh Refresh cycle * 4 (four word bursts used)
395 * 4096 Rows from SDRAM example configuration
396 * 1000 factor s -> ms
397 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
398 * 4 Number of refresh cycles per period
399 * 64 Refresh cycle in ms per number of rows
400 * --------------------------------------------
401 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
403 * 50 MHz => 50.000.000 / Divider = 98
404 * 66 Mhz => 66.000.000 / Divider = 129
405 * 80 Mhz => 80.000.000 / Divider = 156
406 * 100 Mhz => 100.000.000 / Divider = 195
409 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
410 #define CONFIG_SYS_MAMR_PTA 98
413 * For 16 MBit, refresh rates could be 31.3 us
414 * (= 64 ms / 2K = 125 / quad bursts).
415 * For a simpler initialization, 15.6 us is used instead.
417 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
418 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
420 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
421 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
423 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
424 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
425 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
428 * MAMR settings for SDRAM
432 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
433 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
434 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
436 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
437 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
438 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
440 #define CONFIG_SYS_MAMR_VAL 0x30904114 /* for SDRAM */
441 #define CONFIG_SYS_MBMR_VAL 0xff001111 /* for Interbus-MPM */
443 /*-----------------------------------------------------------------------
447 /* enable I2C and select the hardware/software driver */
448 #define CONFIG_SYS_I2C
449 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
450 #define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */
451 #define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
453 * Software (bit-bang) I2C driver configuration
455 #define PB_SCL 0x00000020 /* PB 26 */
456 #define PB_SDA 0x00000010 /* PB 27 */
458 #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
459 #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
460 #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
461 #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
462 #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
463 else immr->im_cpm.cp_pbdat &= ~PB_SDA
464 #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
465 else immr->im_cpm.cp_pbdat &= ~PB_SCL
466 #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
468 /*-----------------------------------------------------------------------
469 * I2C EEPROM (24C164)
471 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x58 /* EEPROM AT24C164 */
472 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
473 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
474 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
476 #define CONFIG_FEC_ENET 1 /* use FEC ethernet */
479 #define CONFIG_MII_INIT 1
480 #define CONFIG_SYS_DISCOVER_PHY 1
482 #endif /* __CONFIG_H */