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_SPD823TS 1 /* ...on a SPD823TS board */
39 #define CONFIG_RESET_PHY_R 1 /* Call reset_phy() */
41 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
42 #undef CONFIG_8xx_CONS_SMC2
43 #undef CONFIG_8xx_CONS_NONE
44 #define CONFIG_BAUDRATE 115200
46 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
48 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
51 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
53 #define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
55 #define CONFIG_BOOTARGS "root=/dev/nfs rw " \
56 "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
57 "nfsaddrs=10.0.0.99:10.0.0.2"
59 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
60 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
62 #undef CONFIG_WATCHDOG /* watchdog disabled */
66 * Command line configuration.
68 #include <config_cmd_default.h>
70 #define CONFIG_CMD_IDE
72 #undef CONFIG_CMD_SAVEENV
73 #undef CONFIG_CMD_FLASH
76 #define CONFIG_MAC_PARTITION
77 #define CONFIG_DOS_PARTITION
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 /*----------------------------------------------------------------------*/
90 #define CONFIG_ETHADDR 00:D0:93:00:01:CB
91 #define CONFIG_IPADDR 10.0.0.98
92 #define CONFIG_SERVERIP 10.0.0.1
93 #undef CONFIG_BOOTCOMMAND
94 #define CONFIG_BOOTCOMMAND "tftp 200000 uImage;bootm 200000"
95 /*----------------------------------------------------------------------*/
98 * Miscellaneous configurable options
100 #define CONFIG_SYS_LONGHELP /* undef to save memory */
101 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
102 #if defined(CONFIG_CMD_KGDB)
103 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
105 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
107 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
108 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
109 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
111 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
112 #define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
114 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
116 #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
118 #define CONFIG_SYS_PC_IDE_RESET ((ushort)0x0008) /* PC 12 */
120 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
122 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
125 * Low Level Configuration Settings
126 * (address mappings, register initial values, etc.)
127 * You should know what you are doing if you make changes here.
129 /*-----------------------------------------------------------------------
130 * Internal Memory Mapped Register
132 #define CONFIG_SYS_IMMR 0xFFF00000 /* was: 0xFF000000 */
134 /*-----------------------------------------------------------------------
135 * Definitions for initial stack pointer and data area (in DPRAM)
137 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
138 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
139 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
140 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
141 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
143 /*-----------------------------------------------------------------------
144 * Start addresses for the final memory configuration
145 * (Set up by the startup code)
146 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
148 #define CONFIG_SYS_SDRAM_BASE 0x00000000
149 #define CONFIG_SYS_FLASH_BASE 0xFF000000
151 #define CONFIG_SYS_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */
153 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
155 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
156 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
159 * For booting Linux, the board info and command line data
160 * have to be in the first 8 MB of memory, since this is
161 * the maximum mapped by the Linux kernel during initialization.
163 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
164 /*-----------------------------------------------------------------------
167 #define CONFIG_SYS_MAX_FLASH_BANKS 0 /* max number of memory banks */
168 #define CONFIG_SYS_MAX_FLASH_SECT 0 /* max number of sectors on one chip */
170 #define CONFIG_SYS_FLASH_ERASE_TOUT 0 /* Timeout for Flash Erase (in ms) */
171 #define CONFIG_SYS_FLASH_WRITE_TOUT 0 /* Timeout for Flash Write (in ms) */
173 #define CONFIG_ENV_IS_IN_FLASH 1
174 #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
175 #define CONFIG_ENV_SIZE 0x0800 /* Total Size of Environment Sector */
176 /*-----------------------------------------------------------------------
177 * Cache Configuration
179 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
180 #if defined(CONFIG_CMD_KGDB)
181 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
184 /*-----------------------------------------------------------------------
185 * SYPCR - System Protection Control 11-9
186 * SYPCR can only be written once after reset!
187 *-----------------------------------------------------------------------
188 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
190 #if defined(CONFIG_WATCHDOG)
191 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
192 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
194 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
197 /*-----------------------------------------------------------------------
198 * SIUMCR - SIU Module Configuration 11-6
199 *-----------------------------------------------------------------------
200 * PCMCIA config., multi-function pin tri-state
203 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC00 | SIUMCR_GB5E)
205 /*-----------------------------------------------------------------------
206 * TBSCR - Time Base Status and Control 11-26
207 *-----------------------------------------------------------------------
208 * Clear Reference Interrupt Status, Timebase freezing enabled
210 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
212 /*-----------------------------------------------------------------------
213 * PISCR - Periodic Interrupt Status and Control 11-31
214 *-----------------------------------------------------------------------
215 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
217 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
219 /*-----------------------------------------------------------------------
220 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
221 *-----------------------------------------------------------------------
222 * Reset PLL lock status sticky bit, timer expired status bit and timer
223 * interrupt status bit, set PLL multiplication factor !
226 #define CONFIG_SYS_PLPRCR \
227 ( (11 << PLPRCR_MF_SHIFT) | \
228 PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \
229 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
230 PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \
233 /*-----------------------------------------------------------------------
234 * SCCR - System Clock and reset Control Register 15-27
235 *-----------------------------------------------------------------------
236 * Set clock output, timebase and RTC source and divider,
237 * power management and some other internal clocks
239 #define SCCR_MASK SCCR_EBDF11
241 #define CONFIG_SYS_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
242 SCCR_RTDIV | SCCR_RTSEL | \
243 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
244 SCCR_EBDF00 | SCCR_DFSYNC00 | \
245 SCCR_DFBRG00 | SCCR_DFNL000 | \
246 SCCR_DFNH000 | SCCR_DFLCD101 | \
249 /*-----------------------------------------------------------------------
250 * RTCSC - Real-Time Clock Status and Control Register
251 *-----------------------------------------------------------------------
254 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
257 /*-----------------------------------------------------------------------
258 * RCCR - RISC Controller Configuration Register
259 *-----------------------------------------------------------------------
262 #define CONFIG_SYS_RCCR 0x0200
264 /*-----------------------------------------------------------------------
265 * RMDS - RISC Microcode Development Support Control Register
266 *-----------------------------------------------------------------------
268 #define CONFIG_SYS_RMDS 0
270 /*-----------------------------------------------------------------------
271 * SDSR - SDMA Status Register
272 *-----------------------------------------------------------------------
274 #define CONFIG_SYS_SDSR ((u_char)0x83)
276 /*-----------------------------------------------------------------------
277 * SDMR - SDMA Mask Register
278 *-----------------------------------------------------------------------
280 #define CONFIG_SYS_SDMR ((u_char)0x00)
282 /*-----------------------------------------------------------------------
285 *-----------------------------------------------------------------------
287 #define CONFIG_SYS_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
289 /*-----------------------------------------------------------------------
291 *-----------------------------------------------------------------------
294 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
295 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
296 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
297 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
298 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
299 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
300 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
301 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
303 /*-----------------------------------------------------------------------
305 *-----------------------------------------------------------------------
307 #define CONFIG_IDE_8xx_DIRECT 1 /* PCMCIA interface required */
308 #define CONFIG_IDE_LED 1 /* LED for ide supported */
309 #define CONFIG_IDE_RESET 1 /* reset for ide supported */
311 #define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
312 #define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
314 #define CONFIG_SYS_ATA_BASE_ADDR 0xFE100000
315 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
316 #define CONFIG_SYS_ATA_IDE1_OFFSET 0x0C00
318 #define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
319 #define CONFIG_SYS_ATA_REG_OFFSET 0x0080 /* Offset for normal register accesses */
320 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 /* Offset for alternate registers */
322 /*-----------------------------------------------------------------------
324 *-----------------------------------------------------------------------
327 #define CONFIG_SYS_DER 0
330 * Init Memory Controller:
332 * BR0/1 and OR0/1 (FLASH)
335 #define FLASH_BASE0_PRELIM 0xFF000000 /* FLASH bank #0 */
336 #define FLASH_BASE1_PRELIM 0xFF080000 /* FLASH bank #1 */
338 /* used to re-map FLASH both when starting from SRAM or FLASH:
339 * restrict access enough to keep SRAM working (if any)
340 * but not too much to meddle with FLASH accesses
342 /* EPROMs are 512kb */
343 #define CONFIG_SYS_REMAP_OR_AM 0xFFF80000 /* OR addr mask */
344 #define CONFIG_SYS_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */
346 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
347 #define CONFIG_SYS_OR_TIMING_FLASH (/* OR_CSNT_SAM | */ OR_ACS_DIV4 | OR_BI | \
348 OR_SCY_5_CLK | OR_EHTR)
350 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
351 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
352 /* 16 bit, bank valid */
353 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
355 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
356 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
357 /* 16 bit, bank valid */
358 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
361 * BR2-5 and OR2-5 (SRAM/SDRAM/PER8/SHARC)
364 #define SRAM_BASE 0xFE200000 /* SRAM bank */
365 #define SRAM_OR_AM 0xFFE00000 /* SRAM is 2 MB */
367 #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
368 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
369 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
371 #define PER8_BASE 0xFE000000 /* PER8 bank */
372 #define PER8_OR_AM 0xFFF00000 /* PER8 is 1 MB */
374 #define SHARC_BASE 0xFE400000 /* SHARC bank */
375 #define SHARC_OR_AM 0xFFC00000 /* SHARC is 4 MB */
377 /* SRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
379 #define CONFIG_SYS_OR_TIMING_SRAM 0x00000D42 /* SRAM-Timing */
380 #define CONFIG_SYS_OR2 (SRAM_OR_AM | CONFIG_SYS_OR_TIMING_SRAM )
381 #define CONFIG_SYS_BR2 ((SRAM_BASE & BR_BA_MSK) | BR_PS_16 | BR_V )
383 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
385 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 /* SDRAM-Timing */
386 #define CONFIG_SYS_OR3_PRELIM (SDRAM_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
387 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V )
389 #define CONFIG_SYS_OR_TIMING_PER8 0x00000F32 /* PER8-Timing */
390 #define CONFIG_SYS_OR4 (PER8_OR_AM | CONFIG_SYS_OR_TIMING_PER8 )
391 #define CONFIG_SYS_BR4 ((PER8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
393 #define CONFIG_SYS_OR_TIMING_SHARC 0x00000700 /* SHARC-Timing */
394 #define CONFIG_SYS_OR5 (SHARC_OR_AM | CONFIG_SYS_OR_TIMING_SHARC )
395 #define CONFIG_SYS_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V )
397 * Memory Periodic Timer Prescaler
400 /* periodic timer for refresh */
401 #define CONFIG_SYS_MBMR_PTB 204
403 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
404 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
405 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
407 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
408 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
409 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
412 * MBMR settings for SDRAM
416 #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
417 MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 | \
418 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
421 * Internal Definitions
425 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
426 #define BOOTFLAG_WARM 0x02 /* Software reboot */
428 #endif /* __CONFIG_H */