2 * (C) Copyright 2000, 2001
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_MPC823 1 /* This is a MPC823 CPU */
37 #define CONFIG_V37 1 /* ...on a Marel V37 board */
40 #define CONFIG_SHARP_LQ084V1DG21
41 #undef CONFIG_LCD_LOGO
43 /*-----------------------------------------------------------------------------
45 *-----------------------------------------------------------------------------
48 #define CONFIG_SYS_I2C_SLAVE 0x2
50 #define CONFIG_8xx_CONS_SMC1 1
51 #undef CONFIG_8xx_CONS_SMC2 /* Console is on SMC2 */
52 #undef CONFIG_8xx_CONS_NONE
53 #define CONFIG_BAUDRATE 9600 /* console baudrate = 115kbps */
55 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
57 #define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
60 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
61 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
63 #undef CONFIG_BOOTARGS
65 #define CONFIG_BOOTCOMMAND \
67 "setenv bootargs console=tty0 " \
68 "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
69 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
72 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
73 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
75 #undef CONFIG_WATCHDOG /* watchdog disabled */
77 #define CONFIG_CAN_DRIVER 1 /* CAN Driver support enabled */
82 #define CONFIG_BOOTP_SUBNETMASK
83 #define CONFIG_BOOTP_GATEWAY
84 #define CONFIG_BOOTP_HOSTNAME
85 #define CONFIG_BOOTP_BOOTPATH
86 #define CONFIG_BOOTP_BOOTFILESIZE
89 #define CONFIG_MAC_PARTITION
90 #define CONFIG_DOS_PARTITION
92 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
96 * Command line configuration.
98 #include <config_cmd_default.h>
100 #define CONFIG_CMD_JFFS2
101 #define CONFIG_CMD_DATE
108 /* No command line, one static partition, whole device */
109 #undef CONFIG_CMD_MTDPARTS
110 #define CONFIG_JFFS2_DEV "nor1"
111 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
112 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
114 /* mtdparts command line support */
115 /* Note: fake mtd_id used, no linux mtd map file */
117 #define CONFIG_CMD_MTDPARTS
118 #define MTDIDS_DEFAULT "nor1=v37-1"
119 #define MTDPARTS_DEFAULT "mtdparts=v37-1:-(jffs2)"
123 * Miscellaneous configurable options
125 #define CONFIG_SYS_LONGHELP /* undef to save memory */
126 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
127 #if defined(CONFIG_CMD_KGDB)
128 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
130 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
132 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
133 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
134 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
136 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
137 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
139 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
141 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
143 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
146 * Low Level Configuration Settings
147 * (address mappings, register initial values, etc.)
148 * You should know what you are doing if you make changes here.
150 /*-----------------------------------------------------------------------
151 * Internal Memory Mapped Register
153 #define CONFIG_SYS_IMMR 0xF0000000
155 /*-----------------------------------------------------------------------
156 * Definitions for initial stack pointer and data area (in DPRAM)
158 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
159 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
160 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
161 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
162 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
164 /*-----------------------------------------------------------------------
165 * Start addresses for the final memory configuration
166 * (Set up by the startup code)
167 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
169 #define CONFIG_SYS_SDRAM_BASE 0x00000000
170 #define CONFIG_SYS_FLASH_BASE0 0x40000000
171 #define CONFIG_SYS_FLASH_BASE1 0x60000000
172 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH_BASE1
175 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
177 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
179 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
180 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
183 * For booting Linux, the board info and command line data
184 * have to be in the first 8 MB of memory, since this is
185 * the maximum mapped by the Linux kernel during initialization.
187 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
189 /*-----------------------------------------------------------------------
192 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
193 #define CONFIG_SYS_MAX_FLASH_SECT 35 /* max number of sectors on one chip */
195 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
196 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
198 #define CONFIG_ENV_IS_IN_NVRAM 1
199 #define CONFIG_ENV_ADDR 0x80000000/* Address of Environment */
200 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
202 #define CONFIG_ENV_OFFSET 0
204 /*-----------------------------------------------------------------------
205 * Cache Configuration
207 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
208 #if defined(CONFIG_CMD_KGDB)
209 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
212 /*-----------------------------------------------------------------------
213 * SYPCR - System Protection Control 11-9
214 * SYPCR can only be written once after reset!
215 *-----------------------------------------------------------------------
216 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
218 #if defined(CONFIG_WATCHDOG)
219 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
220 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
222 #define CONFIG_SYS_SYPCR 0xFFFFFF88
225 /*-----------------------------------------------------------------------
226 * SIUMCR - SIU Module Configuration 11-6
227 *-----------------------------------------------------------------------
228 * PCMCIA config., multi-function pin tri-state
230 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_FRC | SIUMCR_GB5E)
232 /*-----------------------------------------------------------------------
233 * TBSCR - Time Base Status and Control 11-26
234 *-----------------------------------------------------------------------
235 * Clear Reference Interrupt Status, Timebase freezing enabled
237 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
239 /*-----------------------------------------------------------------------
240 * RTCSC - Real-Time Clock Status and Control Register 11-27
241 *-----------------------------------------------------------------------
243 /*%%%#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
244 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_RTE)
246 /*-----------------------------------------------------------------------
247 * PISCR - Periodic Interrupt Status and Control 11-31
248 *-----------------------------------------------------------------------
249 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
251 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
253 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
256 /*-----------------------------------------------------------------------
257 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
258 *-----------------------------------------------------------------------
259 * Reset PLL lock status sticky bit, timer expired status bit and timer
260 * interrupt status bit
262 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
264 /* up to 50 MHz we use a 1:1 clock */
265 #define CONFIG_SYS_PLPRCR ( (1524 << PLPRCR_MF_SHIFT) | PLPRCR_SPLSS | PLPRCR_TMIST | PLPRCR_TEXPS )
267 /*-----------------------------------------------------------------------
268 * SCCR - System Clock and reset Control Register 15-27
269 *-----------------------------------------------------------------------
270 * Set clock output, timebase and RTC source and divider,
271 * power management and some other internal clocks
273 #define SCCR_MASK SCCR_EBDF11
274 /* up to 50 MHz we use a 1:1 clock */
275 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_TBS)
277 /*-----------------------------------------------------------------------
279 *-----------------------------------------------------------------------
282 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
283 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
284 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
285 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
286 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
287 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
288 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
289 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
291 /*-----------------------------------------------------------------------
292 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
293 *-----------------------------------------------------------------------
296 #undef CONFIG_IDE_PCCARD /* Use IDE with PC Card Adapter */
298 #undef CONFIG_IDE_PCMCIA /* Direct IDE not supported */
299 #undef CONFIG_IDE_LED /* LED for ide not supported */
300 #undef CONFIG_IDE_RESET /* reset for ide not supported */
302 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
303 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
305 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
307 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
309 /* Offset for data I/O */
310 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
312 /* Offset for normal register accesses */
313 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
315 /* Offset for alternate registers */
316 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
318 /*-----------------------------------------------------------------------
320 *-----------------------------------------------------------------------
323 #define CONFIG_SYS_DER 0
326 * Init Memory Controller:
328 * BR0 and OR0 (FLASH)
331 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
332 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
334 #define CONFIG_SYS_PRELIM_OR_AM 0xFE000000 /* OR addr mask */
336 #define CONFIG_SYS_OR_TIMING_FLASH 0xF56
338 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
339 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V)
341 #define CONFIG_SYS_OR5_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
342 #define CONFIG_SYS_BR5_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V)
345 * BR1 and OR1 (Battery backed SRAM)
347 #define CONFIG_SYS_BR1_PRELIM 0x80000401
348 #define CONFIG_SYS_OR1_PRELIM 0xFFC00736
351 * BR2 and OR2 (SDRAM)
353 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */
354 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB */
356 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
358 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
359 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
361 /* Marel V37 mem setting */
363 #define CONFIG_SYS_BR3_CAN 0xC0000401
364 #define CONFIG_SYS_OR3_CAN 0xFFFF0724
367 #define CONFIG_SYS_BR3_PRELIM 0xFA400001
368 #define CONFIG_SYS_OR3_PRELIM 0xFFFF8910
369 #define CONFIG_SYS_BR4_PRELIM 0xFA000401
370 #define CONFIG_SYS_OR4_PRELIM 0xFFFE0970
374 * Memory Periodic Timer Prescaler
377 /* periodic timer for refresh */
378 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
381 * Refresh clock Prescalar
383 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV16
386 * MAMR settings for SDRAM
389 /* 10 column SDRAM */
390 #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
391 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A12 | \
392 MAMR_GPL_A4DIS | MAMR_RLFA_4X | MAMR_WLFA_3X | MAMR_TLFA_16X)
395 * Internal Definitions
399 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
400 #define BOOTFLAG_WARM 0x02 /* Software reboot */
402 #endif /* __CONFIG_H */