2 * (C) Copyright 2000-2008
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * board/config.h - configuration options, board specific
32 * High Level Configuration Options
36 #define CONFIG_MPC860 1
37 #define CONFIG_MPC860T 1
38 #define CONFIG_MPC862 1
40 #define CONFIG_TQM862M 1 /* ...on a TQM8xxM module */
42 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
43 #define CONFIG_SYS_SMC_RXBUFLEN 128
44 #define CONFIG_SYS_MAXIDLE 10
45 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
47 #define CONFIG_BOOTCOUNT_LIMIT
49 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
51 #define CONFIG_BOARD_TYPES 1 /* support board types */
53 #define CONFIG_PREBOOT "echo;" \
54 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
57 #undef CONFIG_BOOTARGS
59 #define CONFIG_EXTRA_ENV_SETTINGS \
61 "nfsargs=setenv bootargs root=/dev/nfs rw " \
62 "nfsroot=${serverip}:${rootpath}\0" \
63 "ramargs=setenv bootargs root=/dev/ram rw\0" \
64 "addip=setenv bootargs ${bootargs} " \
65 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
66 ":${hostname}:${netdev}:off panic=1\0" \
67 "flash_nfs=run nfsargs addip;" \
68 "bootm ${kernel_addr}\0" \
69 "flash_self=run ramargs addip;" \
70 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
71 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
72 "rootpath=/opt/eldk/ppc_8xx\0" \
73 "hostname=TQM862M\0" \
74 "bootfile=TQM862M/uImage\0" \
75 "fdt_addr=40080000\0" \
76 "kernel_addr=400A0000\0" \
77 "ramdisk_addr=40280000\0" \
78 "u-boot=TQM862M/u-image.bin\0" \
79 "load=tftp 200000 ${u-boot}\0" \
80 "update=prot off 40000000 +${filesize};" \
81 "era 40000000 +${filesize};" \
82 "cp.b 200000 40000000 ${filesize};" \
83 "sete filesize;save\0" \
85 #define CONFIG_BOOTCOMMAND "run flash_self"
87 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
88 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
90 #undef CONFIG_WATCHDOG /* watchdog disabled */
92 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
94 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
99 #define CONFIG_BOOTP_SUBNETMASK
100 #define CONFIG_BOOTP_GATEWAY
101 #define CONFIG_BOOTP_HOSTNAME
102 #define CONFIG_BOOTP_BOOTPATH
103 #define CONFIG_BOOTP_BOOTFILESIZE
106 #define CONFIG_MAC_PARTITION
107 #define CONFIG_DOS_PARTITION
109 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
113 * Command line configuration.
115 #include <config_cmd_default.h>
117 #define CONFIG_CMD_ASKENV
118 #define CONFIG_CMD_DATE
119 #define CONFIG_CMD_DHCP
120 #define CONFIG_CMD_ELF
121 #define CONFIG_CMD_EXT2
122 #define CONFIG_CMD_IDE
123 #define CONFIG_CMD_JFFS2
124 #define CONFIG_CMD_NFS
125 #define CONFIG_CMD_SNTP
128 #define CONFIG_NETCONSOLE
132 * Miscellaneous configurable options
134 #define CONFIG_SYS_LONGHELP /* undef to save memory */
135 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
137 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
138 #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
139 #ifdef CONFIG_SYS_HUSH_PARSER
140 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
143 #if defined(CONFIG_CMD_KGDB)
144 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
146 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
148 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
149 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
150 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
152 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
153 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
155 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
157 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
159 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
162 * Low Level Configuration Settings
163 * (address mappings, register initial values, etc.)
164 * You should know what you are doing if you make changes here.
166 /*-----------------------------------------------------------------------
167 * Internal Memory Mapped Register
169 #define CONFIG_SYS_IMMR 0xFFF00000
171 /*-----------------------------------------------------------------------
172 * Definitions for initial stack pointer and data area (in DPRAM)
174 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
175 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
176 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
177 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
178 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
180 /*-----------------------------------------------------------------------
181 * Start addresses for the final memory configuration
182 * (Set up by the startup code)
183 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
185 #define CONFIG_SYS_SDRAM_BASE 0x00000000
186 #define CONFIG_SYS_FLASH_BASE 0x40000000
187 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
188 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
189 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
192 * For booting Linux, the board info and command line data
193 * have to be in the first 8 MB of memory, since this is
194 * the maximum mapped by the Linux kernel during initialization.
196 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
198 /*-----------------------------------------------------------------------
202 /* use CFI flash driver */
203 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
204 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
205 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
206 #define CONFIG_SYS_FLASH_EMPTY_INFO
207 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
208 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
209 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
211 #define CONFIG_ENV_IS_IN_FLASH 1
212 #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
213 #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */
214 #define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
216 /* Address and size of Redundant Environment Sector */
217 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
218 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
220 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
222 #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
224 /*-----------------------------------------------------------------------
225 * Dynamic MTD partition support
227 #define CONFIG_CMD_MTDPARTS
228 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
229 #define CONFIG_FLASH_CFI_MTD
230 #define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
232 #define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
238 /*-----------------------------------------------------------------------
239 * Hardware Information Block
241 #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
242 #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
243 #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
245 /*-----------------------------------------------------------------------
246 * Cache Configuration
248 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
249 #if defined(CONFIG_CMD_KGDB)
250 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
253 /*-----------------------------------------------------------------------
254 * SYPCR - System Protection Control 11-9
255 * SYPCR can only be written once after reset!
256 *-----------------------------------------------------------------------
257 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
259 #if defined(CONFIG_WATCHDOG)
260 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
261 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
263 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
266 /*-----------------------------------------------------------------------
267 * SIUMCR - SIU Module Configuration 11-6
268 *-----------------------------------------------------------------------
269 * PCMCIA config., multi-function pin tri-state
271 #ifndef CONFIG_CAN_DRIVER
272 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
273 #else /* we must activate GPL5 in the SIUMCR for CAN */
274 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
275 #endif /* CONFIG_CAN_DRIVER */
277 /*-----------------------------------------------------------------------
278 * TBSCR - Time Base Status and Control 11-26
279 *-----------------------------------------------------------------------
280 * Clear Reference Interrupt Status, Timebase freezing enabled
282 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
284 /*-----------------------------------------------------------------------
285 * RTCSC - Real-Time Clock Status and Control Register 11-27
286 *-----------------------------------------------------------------------
288 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
290 /*-----------------------------------------------------------------------
291 * PISCR - Periodic Interrupt Status and Control 11-31
292 *-----------------------------------------------------------------------
293 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
295 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
297 /*-----------------------------------------------------------------------
298 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
299 *-----------------------------------------------------------------------
300 * Reset PLL lock status sticky bit, timer expired status bit and timer
301 * interrupt status bit
303 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
305 /*-----------------------------------------------------------------------
306 * SCCR - System Clock and reset Control Register 15-27
307 *-----------------------------------------------------------------------
308 * Set clock output, timebase and RTC source and divider,
309 * power management and some other internal clocks
311 #define SCCR_MASK SCCR_EBDF11
312 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
313 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
316 /*-----------------------------------------------------------------------
318 *-----------------------------------------------------------------------
321 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
322 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
323 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
324 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
325 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
326 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
327 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
328 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
330 /*-----------------------------------------------------------------------
331 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
332 *-----------------------------------------------------------------------
335 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
337 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
338 #undef CONFIG_IDE_LED /* LED for ide not supported */
339 #undef CONFIG_IDE_RESET /* reset for ide not supported */
341 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
342 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
344 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
346 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
348 /* Offset for data I/O */
349 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
351 /* Offset for normal register accesses */
352 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
354 /* Offset for alternate registers */
355 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
357 /*-----------------------------------------------------------------------
359 *-----------------------------------------------------------------------
362 #define CONFIG_SYS_DER 0
365 * Init Memory Controller:
367 * BR0/1 and OR0/1 (FLASH)
370 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
371 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
373 /* used to re-map FLASH both when starting from SRAM or FLASH:
374 * restrict access enough to keep SRAM working (if any)
375 * but not too much to meddle with FLASH accesses
377 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
378 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
383 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
384 OR_SCY_3_CLK | OR_EHTR | OR_BI)
386 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
387 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
388 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
390 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
391 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
392 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
395 * BR2/3 and OR2/3 (SDRAM)
398 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
399 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
400 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
402 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
403 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
405 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
406 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
408 #ifndef CONFIG_CAN_DRIVER
409 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
410 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
411 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
412 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
413 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
414 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
415 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
416 BR_PS_8 | BR_MS_UPMB | BR_V )
417 #endif /* CONFIG_CAN_DRIVER */
420 * Memory Periodic Timer Prescaler
422 * The Divider for PTA (refresh timer) configuration is based on an
423 * example SDRAM configuration (64 MBit, one bank). The adjustment to
424 * the number of chip selects (NCS) and the actually needed refresh
425 * rate is done by setting MPTPR.
427 * PTA is calculated from
428 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
430 * gclk CPU clock (not bus clock!)
431 * Trefresh Refresh cycle * 4 (four word bursts used)
433 * 4096 Rows from SDRAM example configuration
434 * 1000 factor s -> ms
435 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
436 * 4 Number of refresh cycles per period
437 * 64 Refresh cycle in ms per number of rows
438 * --------------------------------------------
439 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
441 * 50 MHz => 50.000.000 / Divider = 98
442 * 66 Mhz => 66.000.000 / Divider = 129
443 * 80 Mhz => 80.000.000 / Divider = 156
444 * 100 Mhz => 100.000.000 / Divider = 195
447 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
448 #define CONFIG_SYS_MAMR_PTA 98
451 * For 16 MBit, refresh rates could be 31.3 us
452 * (= 64 ms / 2K = 125 / quad bursts).
453 * For a simpler initialization, 15.6 us is used instead.
455 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
456 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
458 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
459 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
461 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
462 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
463 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
466 * MAMR settings for SDRAM
470 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
471 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
472 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
474 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
475 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
476 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
480 * Internal Definitions
484 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
485 #define BOOTFLAG_WARM 0x02 /* Software reboot */
487 #define CONFIG_NET_MULTI
488 #define CONFIG_SCC1_ENET
489 #define CONFIG_FEC_ENET
490 #define CONFIG_ETHPRIME "SCC ETHERNET"
492 #endif /* __CONFIG_H */