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_SIZE 0x2F00 /* Size of used area in DPRAM */
147 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
148 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
150 /*-----------------------------------------------------------------------
151 * Start addresses for the final memory configuration
152 * (Set up by the startup code)
153 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
155 #define CONFIG_SYS_SDRAM_BASE 0x00000000
156 #define CONFIG_SYS_FLASH_BASE 0x40000000
158 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
160 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
162 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
163 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
166 * For booting Linux, the board info and command line data
167 * have to be in the first 8 MB of memory, since this is
168 * the maximum mapped by the Linux kernel during initialization.
170 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
172 /*-----------------------------------------------------------------------
175 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
176 #define CONFIG_SYS_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
178 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
179 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
181 #define CONFIG_ENV_IS_IN_FLASH 1
182 #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
183 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
185 /*-----------------------------------------------------------------------
186 * Cache Configuration
188 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
189 #if defined(CONFIG_CMD_KGDB)
190 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
193 /*-----------------------------------------------------------------------
194 * SYPCR - System Protection Control 11-9
195 * SYPCR can only be written once after reset!
196 *-----------------------------------------------------------------------
197 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
199 #if defined(CONFIG_WATCHDOG)
200 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
201 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
203 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
206 /*-----------------------------------------------------------------------
207 * SIUMCR - SIU Module Configuration 11-6
208 *-----------------------------------------------------------------------
209 * PCMCIA config., multi-function pin tri-state
211 #ifndef CONFIG_CAN_DRIVER
212 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
213 #else /* we must activate GPL5 in the SIUMCR for CAN */
214 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
215 #endif /* CONFIG_CAN_DRIVER */
217 /*-----------------------------------------------------------------------
218 * TBSCR - Time Base Status and Control 11-26
219 *-----------------------------------------------------------------------
220 * Clear Reference Interrupt Status, Timebase freezing enabled
222 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
224 /*-----------------------------------------------------------------------
225 * RTCSC - Real-Time Clock Status and Control Register 11-27
226 *-----------------------------------------------------------------------
228 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
230 /*-----------------------------------------------------------------------
231 * PISCR - Periodic Interrupt Status and Control 11-31
232 *-----------------------------------------------------------------------
233 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
235 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
237 /*-----------------------------------------------------------------------
238 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
239 *-----------------------------------------------------------------------
240 * Reset PLL lock status sticky bit, timer expired status bit and timer
241 * interrupt status bit
243 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
245 #ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
246 #define CONFIG_SYS_PLPRCR \
247 ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
248 #else /* up to 50 MHz we use a 1:1 clock */
249 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
250 #endif /* CONFIG_80MHz */
252 /*-----------------------------------------------------------------------
253 * SCCR - System Clock and reset Control Register 15-27
254 *-----------------------------------------------------------------------
255 * Set clock output, timebase and RTC source and divider,
256 * power management and some other internal clocks
258 #define SCCR_MASK SCCR_EBDF11
259 #ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
260 #define CONFIG_SYS_SCCR (/* SCCR_TBS | */ \
261 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
262 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
264 #else /* up to 50 MHz we use a 1:1 clock */
265 #define CONFIG_SYS_SCCR (SCCR_TBS | \
266 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
267 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
269 #endif /* CONFIG_80MHz */
271 /*-----------------------------------------------------------------------
273 *-----------------------------------------------------------------------
276 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
277 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
278 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
279 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
280 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
281 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
282 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
283 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
285 /*-----------------------------------------------------------------------
286 * PCMCIA Power Switch
288 * The C2MON uses a TPS2211A PC-Card Power-Interface Switch to
289 * control the voltages on the PCMCIA slot which is connected
290 * to Port C (all outputs) and Port B (Over-Current Input)
291 *-----------------------------------------------------------------------
294 #define TPS2211_VCCD0 0x0002 /* PC.14 */
295 #define TPS2211_VCCD1 0x0004 /* PC.13 */
296 #define TPS2211_VPPD0 0x0008 /* PC.12 */
297 #define TPS2211_VPPD1 0x0010 /* PC.11 */
298 #define TPS2211_OUTPUTS ( TPS2211_VCCD0 | TPS2211_VCCD1 | \
299 TPS2211_VPPD0 | TPS2211_VPPD1 )
302 #define TPS2211_OC 0x00000200 /* PB.22: Over-Current */
303 #define TPS2211_INPUTS ( TPS2211_OC )
305 /*-----------------------------------------------------------------------
306 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
307 *-----------------------------------------------------------------------
310 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
312 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
313 #undef CONFIG_IDE_LED /* LED for ide not supported */
314 #undef CONFIG_IDE_RESET /* reset for ide not supported */
316 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
317 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
319 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
321 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
323 /* Offset for data I/O */
324 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
326 /* Offset for normal register accesses */
327 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
329 /* Offset for alternate registers */
330 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
333 /*-----------------------------------------------------------------------
335 *-----------------------------------------------------------------------
338 #define CONFIG_SYS_DER 0
341 * Init Memory Controller:
343 * BR0/1 and OR0/1 (FLASH)
346 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
347 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
349 /* used to re-map FLASH both when starting from SRAM or FLASH:
350 * restrict access enough to keep SRAM working (if any)
351 * but not too much to meddle with FLASH accesses
353 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
354 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
356 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
357 #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
358 OR_SCY_5_CLK | OR_EHTR)
360 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
361 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
362 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
364 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
365 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
366 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
369 * BR2/3 and OR2/3 (SDRAM)
372 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
373 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
374 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
376 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
377 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
379 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
380 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
382 #ifndef CONFIG_CAN_DRIVER
383 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
384 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
385 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
386 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
387 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
388 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
389 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
390 BR_PS_8 | BR_MS_UPMB | BR_V )
391 #endif /* CONFIG_CAN_DRIVER */
394 * Memory Periodic Timer Prescaler
397 /* periodic timer for refresh */
398 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
400 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
401 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
402 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
404 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
405 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
406 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
409 * MAMR settings for SDRAM
413 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
414 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
415 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
417 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
418 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
419 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
421 #endif /* __CONFIG_H */