2 * (C) Copyright 2001-2005
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_MPC855 1 /* This is a MPC855 CPU */
37 #define CONFIG_C2MON 1 /* ...on a C2MON module */
39 #define CONFIG_SYS_TEXT_BASE 0x40000000
41 #define CONFIG_80MHz 1 /* Running at 5 * 16 = 80 MHz */
43 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
44 #undef CONFIG_8xx_CONS_SMC2
45 #undef CONFIG_8xx_CONS_NONE
46 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
48 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
50 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
53 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
55 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
57 #undef CONFIG_BOOTARGS
58 #define CONFIG_BOOTCOMMAND \
60 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
61 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
64 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
65 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
67 #undef CONFIG_WATCHDOG /* watchdog disabled */
69 #undef CONFIG_STATUS_LED /* Status LED disabled */
71 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
76 #define CONFIG_BOOTP_SUBNETMASK
77 #define CONFIG_BOOTP_GATEWAY
78 #define CONFIG_BOOTP_HOSTNAME
79 #define CONFIG_BOOTP_BOOTPATH
80 #define CONFIG_BOOTP_BOOTFILESIZE
83 #define CONFIG_MAC_PARTITION
84 #define CONFIG_DOS_PARTITION
86 #define CONFIG_FEC_ENET 1 /* Use Fast Ethernet Controller */
88 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
92 * Command line configuration.
94 #include <config_cmd_default.h>
96 #define CONFIG_CMD_DATE
97 #define CONFIG_CMD_DHCP
98 #define CONFIG_CMD_IDE
99 #define CONFIG_CMD_NFS
100 #define CONFIG_CMD_SNTP
104 * Miscellaneous configurable options
106 #define CONFIG_SYS_LONGHELP /* undef to save memory */
107 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
109 #undef CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
110 #ifdef CONFIG_SYS_HUSH_PARSER
111 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
114 #if defined(CONFIG_CMD_KGDB)
115 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
117 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
119 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
120 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
121 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
123 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
124 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
126 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
128 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
130 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
133 * Low Level Configuration Settings
134 * (address mappings, register initial values, etc.)
135 * You should know what you are doing if you make changes here.
137 /*-----------------------------------------------------------------------
138 * Internal Memory Mapped Register
140 #define CONFIG_SYS_IMMR 0xFFF00000
142 /*-----------------------------------------------------------------------
143 * Definitions for initial stack pointer and data area (in DPRAM)
145 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
146 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
147 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
148 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
149 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
151 /*-----------------------------------------------------------------------
152 * Start addresses for the final memory configuration
153 * (Set up by the startup code)
154 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
156 #define CONFIG_SYS_SDRAM_BASE 0x00000000
157 #define CONFIG_SYS_FLASH_BASE 0x40000000
159 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
161 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
163 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
164 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
167 * For booting Linux, the board info and command line data
168 * have to be in the first 8 MB of memory, since this is
169 * the maximum mapped by the Linux kernel during initialization.
171 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
173 /*-----------------------------------------------------------------------
176 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
177 #define CONFIG_SYS_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
179 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
180 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
182 #define CONFIG_ENV_IS_IN_FLASH 1
183 #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
184 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
186 /*-----------------------------------------------------------------------
187 * Cache Configuration
189 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
190 #if defined(CONFIG_CMD_KGDB)
191 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
194 /*-----------------------------------------------------------------------
195 * SYPCR - System Protection Control 11-9
196 * SYPCR can only be written once after reset!
197 *-----------------------------------------------------------------------
198 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
200 #if defined(CONFIG_WATCHDOG)
201 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
202 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
204 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
207 /*-----------------------------------------------------------------------
208 * SIUMCR - SIU Module Configuration 11-6
209 *-----------------------------------------------------------------------
210 * PCMCIA config., multi-function pin tri-state
212 #ifndef CONFIG_CAN_DRIVER
213 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
214 #else /* we must activate GPL5 in the SIUMCR for CAN */
215 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
216 #endif /* CONFIG_CAN_DRIVER */
218 /*-----------------------------------------------------------------------
219 * TBSCR - Time Base Status and Control 11-26
220 *-----------------------------------------------------------------------
221 * Clear Reference Interrupt Status, Timebase freezing enabled
223 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
225 /*-----------------------------------------------------------------------
226 * RTCSC - Real-Time Clock Status and Control Register 11-27
227 *-----------------------------------------------------------------------
229 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
231 /*-----------------------------------------------------------------------
232 * PISCR - Periodic Interrupt Status and Control 11-31
233 *-----------------------------------------------------------------------
234 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
236 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
238 /*-----------------------------------------------------------------------
239 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
240 *-----------------------------------------------------------------------
241 * Reset PLL lock status sticky bit, timer expired status bit and timer
242 * interrupt status bit
244 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
246 #ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
247 #define CONFIG_SYS_PLPRCR \
248 ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
249 #else /* up to 50 MHz we use a 1:1 clock */
250 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
251 #endif /* CONFIG_80MHz */
253 /*-----------------------------------------------------------------------
254 * SCCR - System Clock and reset Control Register 15-27
255 *-----------------------------------------------------------------------
256 * Set clock output, timebase and RTC source and divider,
257 * power management and some other internal clocks
259 #define SCCR_MASK SCCR_EBDF11
260 #ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
261 #define CONFIG_SYS_SCCR (/* SCCR_TBS | */ \
262 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
263 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
265 #else /* up to 50 MHz we use a 1:1 clock */
266 #define CONFIG_SYS_SCCR (SCCR_TBS | \
267 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
268 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
270 #endif /* CONFIG_80MHz */
272 /*-----------------------------------------------------------------------
274 *-----------------------------------------------------------------------
277 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
278 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
279 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
280 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
281 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
282 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
283 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
284 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
286 /*-----------------------------------------------------------------------
287 * PCMCIA Power Switch
289 * The C2MON uses a TPS2211A PC-Card Power-Interface Switch to
290 * control the voltages on the PCMCIA slot which is connected
291 * to Port C (all outputs) and Port B (Over-Current Input)
292 *-----------------------------------------------------------------------
295 #define TPS2211_VCCD0 0x0002 /* PC.14 */
296 #define TPS2211_VCCD1 0x0004 /* PC.13 */
297 #define TPS2211_VPPD0 0x0008 /* PC.12 */
298 #define TPS2211_VPPD1 0x0010 /* PC.11 */
299 #define TPS2211_OUTPUTS ( TPS2211_VCCD0 | TPS2211_VCCD1 | \
300 TPS2211_VPPD0 | TPS2211_VPPD1 )
303 #define TPS2211_OC 0x00000200 /* PB.22: Over-Current */
304 #define TPS2211_INPUTS ( TPS2211_OC )
306 /*-----------------------------------------------------------------------
307 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
308 *-----------------------------------------------------------------------
311 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
313 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
314 #undef CONFIG_IDE_LED /* LED for ide not supported */
315 #undef CONFIG_IDE_RESET /* reset for ide not supported */
317 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
318 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
320 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
322 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
324 /* Offset for data I/O */
325 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
327 /* Offset for normal register accesses */
328 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
330 /* Offset for alternate registers */
331 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
334 /*-----------------------------------------------------------------------
336 *-----------------------------------------------------------------------
339 #define CONFIG_SYS_DER 0
342 * Init Memory Controller:
344 * BR0/1 and OR0/1 (FLASH)
347 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
348 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
350 /* used to re-map FLASH both when starting from SRAM or FLASH:
351 * restrict access enough to keep SRAM working (if any)
352 * but not too much to meddle with FLASH accesses
354 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
355 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
357 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
358 #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
359 OR_SCY_5_CLK | OR_EHTR)
361 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
362 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
363 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
365 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
366 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
367 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
370 * BR2/3 and OR2/3 (SDRAM)
373 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
374 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
375 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
377 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
378 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
380 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
381 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
383 #ifndef CONFIG_CAN_DRIVER
384 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
385 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
386 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
387 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
388 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
389 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
390 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
391 BR_PS_8 | BR_MS_UPMB | BR_V )
392 #endif /* CONFIG_CAN_DRIVER */
395 * Memory Periodic Timer Prescaler
398 /* periodic timer for refresh */
399 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
401 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
402 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
403 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
405 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
406 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
407 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
410 * MAMR settings for SDRAM
414 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
415 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
416 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
418 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
419 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
420 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
422 #endif /* __CONFIG_H */