6 * Simple Network Magic Corporation
9 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
11 * See file CREDITS for list of people who contributed to this
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 * board/config.h - configuration options, board specific
37 /* various debug settings */
38 #undef CFG_DEVICE_NULLDEV /* null device */
39 #undef CONFIG_SILENT_CONSOLE /* silent console */
40 #undef CFG_CONSOLE_INFO_QUIET /* silent console ? */
41 #undef DEBUG /* debug output code */
42 #undef DEBUG_FLASH /* debug flash code */
43 #undef FLASH_DEBUG /* debug fash code */
44 #undef DEBUG_ENV /* debug environment code */
46 #define CFG_DIRECT_FLASH_TFTP 1 /* allow direct tftp to flash */
47 #define CONFIG_ENV_OVERWRITE 1 /* allow overwrite MAC address */
51 * High Level Configuration Options
55 #define CONFIG_MPC860 1 /* This is a MPC860 CPU */
56 #define CONFIG_QS860T 1 /* ...on a QS860T module */
58 #define CONFIG_FEC_ENET 1 /* FEC 10/100BaseT ethernet */
60 #define FEC_INTERRUPT SIU_LEVEL1
61 #undef CONFIG_SCC1_ENET /* SCC1 10BaseT ethernet */
62 #define CFG_DISCOVER_PHY
64 #undef CONFIG_8xx_CONS_SMC1
65 #define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC */
66 #undef CONFIG_8xx_CONS_NONE
68 #define CONFIG_BAUDRATE 38400 /* console baudrate = 38.4kbps */
70 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
72 /* Pass clocks to Linux 2.4.18 in Hz */
73 #undef CONFIG_CLOCKS_IN_MHZ /* clocks passsed to Linux in MHz */
75 #define CONFIG_PREBOOT "echo;" \
76 "echo 'Type \"run flash_nfs\" to mount root filesystem over NFS';" \
79 #undef CONFIG_BOOTARGS
80 /* TODO compare against CADM860 */
81 #define CONFIG_BOOTCOMMAND "bootp; " \
82 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
83 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
86 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
87 #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
89 #undef CONFIG_WATCHDOG /* watchdog disabled */
91 #undef CONFIG_STATUS_LED /* Status LED disabled */
93 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
95 #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
97 #define CONFIG_MAC_PARTITION
98 #define CONFIG_DOS_PARTITION
100 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
102 #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
110 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
111 #include <cmd_confdefs.h>
124 * Environment variable storage is in NVRAM
126 #define CFG_ENV_IS_IN_NVRAM 1
127 #define CFG_ENV_SIZE 0x00001000 /* We use only the last 4K for PPCBoot */
128 #define CFG_ENV_ADDR 0xD100E000
131 * Miscellaneous configurable options
133 #define CFG_LONGHELP /* undef to save memory */
134 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
136 #define CFG_HUSH_PARSER 1 /* use "hush" command parser */
137 #define CFG_PROMPT_HUSH_PS2 "> "
139 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
140 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
142 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
144 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
145 #define CFG_MAXARGS 16 /* max number of command args */
146 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
149 #define CFG_MEMTEST_START 0x0400000 /* memtest works */
150 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
152 #define CFG_LOAD_ADDR 0x100000 /* default load address */
154 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
156 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
158 /*-----------------------------------------------------------------------
159 * Low Level Configuration Settings
160 * (address mappings, register initial values, etc.)
161 * You should know what you are doing if you make changes here.
163 /*-----------------------------------------------------------------------
164 * Internal Memory Mapped Register
166 #define CFG_IMMR 0xF0000000
168 /*-----------------------------------------------------------------------
169 * Definitions for initial stack pointer and data area (in DPRAM)
171 #define CFG_INIT_RAM_ADDR CFG_IMMR
172 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
173 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
174 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
175 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
177 /*-----------------------------------------------------------------------
178 * Start addresses for the final memory configuration
179 * (Set up by the startup code)
180 * Please note that CFG_SDRAM_BASE _must_ start at 0
182 #define CFG_SDRAM_BASE 0x00000000
183 #define CFG_FLASH_BASE 0xFFF00000
185 #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
186 #define CFG_MONITOR_BASE CFG_FLASH_BASE
187 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
190 * For booting Linux, the board info and command line data
191 * have to be in the first 8 MB of memory, since this is
192 * the maximum mapped by the Linux kernel during initialization.
194 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
196 /* TODO flash parameters */
197 /*-----------------------------------------------------------------------
198 * FLASH organization for Intel Strataflash
200 #define CFG_FLASH_16BIT 1 /* 16-bit wide flash memory */
201 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
202 #define CFG_MAX_FLASH_SECT 64 /* max number of sectors on one chip */
204 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
205 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
207 #undef CFG_ENV_IS_IN_FLASH
209 /*-----------------------------------------------------------------------
210 * Cache Configuration
212 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
213 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
214 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
217 /*-----------------------------------------------------------------------
218 * SYPCR - System Protection Control 11-9
219 * SYPCR can only be written once after reset!
220 *-----------------------------------------------------------------------
221 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
223 #if defined(CONFIG_WATCHDOG)
224 #define CFG_SYPCR (0xFFFFFF88 | SYPCR_SWE | SYPCR_SWRI)
226 #define CFG_SYPCR 0xFFFFFF88
229 /*-----------------------------------------------------------------------
230 * SIUMCR - SIU Module Configuration 11-6
231 *-----------------------------------------------------------------------
233 #define CFG_SIUMCR 0x00620000
235 /*-----------------------------------------------------------------------
236 * TBSCR - Time Base Status and Control 11-26
237 *-----------------------------------------------------------------------
239 #define CFG_TBSCR 0x00C3
241 /*-----------------------------------------------------------------------
242 * RTCSC - Real-Time Clock Status and Control Register 11-27
243 *-----------------------------------------------------------------------
245 #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
247 /*-----------------------------------------------------------------------
248 * PISCR - Periodic Interrupt Status and Control 11-31
249 *-----------------------------------------------------------------------
251 #define CFG_PISCR 0x0082
253 /*-----------------------------------------------------------------------
254 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
255 *-----------------------------------------------------------------------
257 #define CFG_PLPRCR 0x0090D000
259 /*-----------------------------------------------------------------------
260 * SCCR - System Clock and reset Control Register 15-27
261 *-----------------------------------------------------------------------
263 #define SCCR_MASK SCCR_EBDF11
264 #define CFG_SCCR 0x02000000
267 /*-----------------------------------------------------------------------
268 * Debug Enable Register
269 * 0x73E67C0F - All interrupts handled by BDM
270 * 0x00824001 - Only interrupts needed by MWDebug.exe handled by BDM
271 *-----------------------------------------------------------------------
272 #define CFG_DER 0x73E67C0F
274 #define CFG_DER 0x0082400F
277 /*-----------------------------------------------------------------------
278 * Memory Controller Initialization Constants
279 *-----------------------------------------------------------------------
283 * BR0 and OR0 (AMD 512K Socketed FLASH)
284 * Base address = 0xFFF0_0000 - 0xFFF7_FFFF (After relocation)
286 #define CFG_PRELIM_OR_AM
287 #define CFG_OR_TIMING_FLASH
289 #define FLASH_BASE0_PRELIM 0xFFF00001
290 #define CFG_OR0_PRELIM 0xFFF80D42
291 #define CFG_BR0_PRELIM 0xFFF00401
295 * BR1 and OR1 (Intel 8M StrataFLASH)
296 * Base address = 0xD000_0000 - 0xD07F_FFFF
299 #define FLASH_BASE1_PRELIM 0xD0000000
300 #define CFG_OR1_PRELIM 0xFF800D42
301 #define CFG_BR1_PRELIM 0xD0000801
302 /* #define CFG_OR1 0xFF800D42 */
303 /* #define CFG_BR1 0xD0000801 */
307 * BR2 and OR2 (SDRAM)
308 * Base Address = 0x00000000 - 0x00FF_FFFF (16M After relocation)
309 * Base Address = 0x00000000 - 0x03FF_FFFF (64M After relocation)
310 * Base Address = 0x00000000 - 0x07FF_FFFF (128M After relocation)
313 #define SDRAM_BASE 0x00000000 /* SDRAM bank */
314 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
317 #define SDRAM_TIMING 0x00000A00
319 /* For boards with 16M of SDRAM */
320 #define SDRAM_16M_MAX_SIZE 0x01000000 /* max 16MB SDRAM */
321 #define CFG_16M_MBMR 0x18802114 /* Mem Periodic Timer Prescaler */
323 /* For boards with 64M of SDRAM */
324 #define SDRAM_64M_MAX_SIZE 0x04000000 /* max 64MB SDRAM */
325 /* TODO - determine real value */
326 #define CFG_64M_MBMR 0x18802114 /* Mem Period Timer Prescaler */
328 #define CFG_OR2 (SDRAM_PRELIM_OR_AM | SDRAM_TIMING)
329 #define CFG_BR2 (SDRAM_BASE | 0x000000C1)
333 * BR3 and OR3 (NVRAM, Sipex, NAND Flash)
334 * Base address = 0xD100_0000 - 0xD100_FFFF (64K NVRAM)
335 * Base address = 0xD108_0000 - 0xD108_0000 (Sipex chip ctl register)
336 * Base address = 0xD110_0000 - 0xD110_0000 (NAND ctl register)
337 * Base address = 0xD138_0000 - 0xD138_0000 (LED ctl register)
341 #define CFG_OR3_PRELIM 0xFFC00DF6
342 #define CFG_BR3_PRELIM 0xD1000401
343 /* #define CFG_OR3 0xFFC00DF6 */
344 /* #define CFG_BR3 0xD1000401 */
348 * BR4 and OR4 (Unused)
349 * Base address = 0xE000_0000 - 0xE3FF_FFFF
353 #define CFG_OR4_PRELIM 0xFF000000
354 #define CFG_BR4_PRELIM 0xE0000000
355 /* #define CFG_OR4 0xFF000000 */
356 /* #define CFG_BR4 0xE0000000 */
360 * BR5 and OR5 (Expansion bus)
361 * Base address = 0xE400_0000 - 0xE7FF_FFFF
365 #define CFG_OR5_PRELIM 0xFF000000
366 #define CFG_BR5_PRELIM 0xE4000000
367 /* #define CFG_OR5 0xFF000000 */
368 /* #define CFG_BR5 0xE4000000 */
372 * BR6 and OR6 (Expansion bus)
373 * Base address = 0xE800_0000 - 0xEBFF_FFFF
377 #define CFG_OR6_PRELIM 0xFF000000
378 #define CFG_BR6_PRELIM 0xE8000000
379 /* #define CFG_OR6 0xFF000000 */
380 /* #define CFG_BR6 0xE8000000 */
384 * BR7 and OR7 (Expansion bus)
385 * Base address = 0xEC00_0000 - 0xEFFF_FFFF
389 #define CFG_OR7_PRELIM 0xFF000000
390 #define CFG_BR7_PRELIM 0xE8000000
391 /* #define CFG_OR7 0xFF000000 */
392 /* #define CFG_BR7 0xE8000000 */
396 * Internal Definitions
400 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
401 #define BOOTFLAG_WARM 0x02 /* Software reboot */
406 #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
407 #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
410 #endif /* __CONFIG_H */