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_MPC860 1 /* This is a MPC860 CPU */
37 #define CONFIG_IVML24 1 /* ...on a IVML24 board */
39 #if defined (CONFIG_IVML24_16M)
40 # define CONFIG_IDENT_STRING " IVML24"
41 #elif defined (CONFIG_IVML24_32M)
42 # define CONFIG_IDENT_STRING " IVML24_128"
43 #elif defined (CONFIG_IVML24_64M)
44 # define CONFIG_IDENT_STRING " IVML24_256"
47 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
48 #undef CONFIG_8xx_CONS_SMC2
49 #undef CONFIG_8xx_CONS_NONE
50 #define CONFIG_BAUDRATE 115200
52 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
53 #define CONFIG_8xx_GCLK_FREQ 50331648
55 #define CONFIG_SHOW_BOOT_PROGRESS 1 /* Show boot progress on LEDs */
58 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
60 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
62 #define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
64 #define CONFIG_BOOTARGS "root=/dev/nfs rw " \
65 "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
66 "nfsaddrs=10.0.0.99:10.0.0.2"
68 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
69 #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
71 #undef CONFIG_WATCHDOG /* watchdog disabled */
73 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
77 * Command line configuration.
79 #include <config_cmd_default.h>
81 #define CONFIG_CMD_IDE
84 #define CONFIG_MAC_PARTITION
85 #define CONFIG_DOS_PARTITION
90 #define CONFIG_BOOTP_SUBNETMASK
91 #define CONFIG_BOOTP_HOSTNAME
92 #define CONFIG_BOOTP_BOOTPATH
93 #define CONFIG_BOOTP_BOOTFILESIZE
97 * Miscellaneous configurable options
99 #define CFG_LONGHELP /* undef to save memory */
100 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
101 #if defined(CONFIG_CMD_KGDB)
102 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
104 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
106 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
107 #define CFG_MAXARGS 16 /* max number of command args */
108 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
110 #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
111 #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
113 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
115 #define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
117 #define CFG_PB_12V_ENABLE 0x00002000 /* PB 18 */
118 #define CFG_PB_ILOCK_SWITCH 0x00004000 /* PB 17 */
119 #define CFG_PB_SDRAM_CLKE 0x00008000 /* PB 16 */
120 #define CFG_PB_ETH_POWERDOWN 0x00010000 /* PB 15 */
121 #define CFG_PB_IDE_MOTOR 0x00020000 /* PB 14 */
123 #define CFG_PC_ETH_RESET ((ushort)0x0010) /* PC 11 */
124 #define CFG_PC_IDE_RESET ((ushort)0x0020) /* PC 10 */
126 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
128 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
131 * Low Level Configuration Settings
132 * (address mappings, register initial values, etc.)
133 * You should know what you are doing if you make changes here.
135 /*-----------------------------------------------------------------------
136 * Internal Memory Mapped Register
138 #define CFG_IMMR 0xFFF00000 /* was: 0xFF000000 */
140 /*-----------------------------------------------------------------------
141 * Definitions for initial stack pointer and data area (in DPRAM)
143 #define CFG_INIT_RAM_ADDR CFG_IMMR
145 #if defined (CONFIG_IVML24_16M)
146 # define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
147 #elif defined (CONFIG_IVML24_32M)
148 # define CFG_INIT_RAM_END 0x3000 /* End of used area in DPRAM */
149 #elif defined (CONFIG_IVML24_64M)
150 # define CFG_INIT_RAM_END 0x3000 /* End of used area in DPRAM */
153 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
154 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
155 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
157 /*-----------------------------------------------------------------------
158 * Start addresses for the final memory configuration
159 * (Set up by the startup code)
160 * Please note that CFG_SDRAM_BASE _must_ start at 0
162 #define CFG_SDRAM_BASE 0x00000000
163 #define CFG_FLASH_BASE 0xFF000000
165 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
167 #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
169 #define CFG_MONITOR_BASE CFG_FLASH_BASE
170 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
173 * For booting Linux, the board info and command line data
174 * have to be in the first 8 MB of memory, since this is
175 * the maximum mapped by the Linux kernel during initialization.
177 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
178 /*-----------------------------------------------------------------------
181 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
182 #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
184 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
185 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
187 #define CFG_ENV_IS_IN_FLASH 1
188 #define CFG_ENV_OFFSET 0x7A000 /* Offset of Environment Sector */
189 #define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
190 /*-----------------------------------------------------------------------
191 * Cache Configuration
193 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
194 #if defined(CONFIG_CMD_KGDB)
195 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
198 /*-----------------------------------------------------------------------
199 * SYPCR - System Protection Control 11-9
200 * SYPCR can only be written once after reset!
201 *-----------------------------------------------------------------------
202 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
204 #if defined(CONFIG_WATCHDOG)
206 # if defined (CONFIG_IVML24_16M)
207 # define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
208 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
209 # elif defined (CONFIG_IVML24_32M)
210 # define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
211 SYPCR_SWE | SYPCR_SWP)
212 # elif defined (CONFIG_IVML24_64M)
213 # define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
214 SYPCR_SWE | SYPCR_SWP)
218 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
221 /*-----------------------------------------------------------------------
222 * SIUMCR - SIU Module Configuration 11-6
223 *-----------------------------------------------------------------------
224 * PCMCIA config., multi-function pin tri-state
226 /* EARB, DBGC and DBPC are initialised by the HCW */
228 #define CFG_SIUMCR (SIUMCR_BSC | SIUMCR_GB5E)
230 /*-----------------------------------------------------------------------
231 * TBSCR - Time Base Status and Control 11-26
232 *-----------------------------------------------------------------------
233 * Clear Reference Interrupt Status, Timebase freezing enabled
235 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
237 /*-----------------------------------------------------------------------
238 * PISCR - Periodic Interrupt Status and Control 11-31
239 *-----------------------------------------------------------------------
240 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
242 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
244 /*-----------------------------------------------------------------------
245 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
246 *-----------------------------------------------------------------------
247 * Reset PLL lock status sticky bit, timer expired status bit and timer
248 * interrupt status bit, set PLL multiplication factor !
252 ( (11 << PLPRCR_MF_SHIFT) | \
253 PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \
254 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
255 PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \
258 /*-----------------------------------------------------------------------
259 * SCCR - System Clock and reset Control Register 15-27
260 *-----------------------------------------------------------------------
261 * Set clock output, timebase and RTC source and divider,
262 * power management and some other internal clocks
264 #define SCCR_MASK SCCR_EBDF11
266 #define CFG_SCCR (SCCR_COM01 | /*SCCR_TBS|*/ \
267 SCCR_RTDIV | SCCR_RTSEL | \
268 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
269 SCCR_EBDF00 | SCCR_DFSYNC00 | \
270 SCCR_DFBRG00 | SCCR_DFNL000 | \
271 SCCR_DFNH000 | SCCR_DFLCD101 | \
274 /*-----------------------------------------------------------------------
275 * RTCSC - Real-Time Clock Status and Control Register 11-27
276 *-----------------------------------------------------------------------
279 #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
282 /*-----------------------------------------------------------------------
283 * RCCR - RISC Controller Configuration Register 19-4
284 *-----------------------------------------------------------------------
287 #define CFG_RCCR 0x0200
289 /*-----------------------------------------------------------------------
290 * RMDS - RISC Microcode Development Support Control Register
291 *-----------------------------------------------------------------------
295 /*-----------------------------------------------------------------------
298 *-----------------------------------------------------------------------
300 #define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
302 /*-----------------------------------------------------------------------
304 *-----------------------------------------------------------------------
307 #define CFG_PCMCIA_MEM_ADDR (0xE0000000)
308 #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
309 #define CFG_PCMCIA_DMA_ADDR (0xE4000000)
310 #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
311 #define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
312 #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
313 #define CFG_PCMCIA_IO_ADDR (0xEC000000)
314 #define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
316 /*-----------------------------------------------------------------------
318 *-----------------------------------------------------------------------
320 #define CONFIG_IDE_8xx_DIRECT 1 /* PCMCIA interface required */
321 #define CONFIG_IDE_RESET 1 /* reset for ide supported */
323 #define CFG_IDE_MAXBUS 1 /* The IVML24 has only 1 IDE bus*/
324 #define CFG_IDE_MAXDEVICE 1 /* ... and only 1 IDE device */
326 #define CFG_ATA_BASE_ADDR 0xFE100000
327 #define CFG_ATA_IDE0_OFFSET 0x0000
328 #undef CFG_ATA_IDE1_OFFSET /* only one IDE bus available */
330 #define CFG_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
331 #define CFG_ATA_REG_OFFSET 0x0080 /* Offset for normal register accesses */
332 #define CFG_ATA_ALT_OFFSET 0x0100 /* Offset for alternate registers */
334 /*-----------------------------------------------------------------------
336 *-----------------------------------------------------------------------
342 * Init Memory Controller:
344 * BR0 and OR0 (FLASH)
347 #define FLASH_BASE0_PRELIM 0xFF000000 /* 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 /* EPROMs are 512kb */
354 #define CFG_REMAP_OR_AM 0xFFF80000 /* OR addr mask */
355 #define CFG_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */
357 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
358 #define CFG_OR_TIMING_FLASH (OR_SCY_5_CLK | OR_EHTR)
360 #define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_ACS_DIV4 | OR_BI | \
362 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV4 | OR_BI | \
364 /* 16 bit, bank valid */
365 #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
368 * BR1/OR1 - ELIC SACCO bank @ 0xFE000000
370 * AM=0xFFFF8 ATM=0 CSNT/SAM=1 ACS/G5LA/G5LS=3 BIH=1 SCY=2 SETA=0 TRLX=1 EHTR=1
372 #define ELIC_SACCO_BASE 0xFE000000
373 #define ELIC_SACCO_OR_AM 0xFFFF8000
374 #define ELIC_SACCO_TIMING (OR_SCY_2_CLK | OR_TRLX | OR_EHTR)
376 #define CFG_OR1 (ELIC_SACCO_OR_AM | OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
378 #define CFG_BR1 ((ELIC_SACCO_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
381 * BR2/OR2 - ELIC EPIC bank @ 0xFE008000
383 * AM=0xFFFF8 ATM=0 CSNT/SAM=1 ACS/G5LA/G5LS=3 BIH=1 SCY=2 SETA=0 TRLX=1 EHTR=1
385 #define ELIC_EPIC_BASE 0xFE008000
386 #define ELIC_EPIC_OR_AM 0xFFFF8000
387 #define ELIC_EPIC_TIMING (OR_SCY_2_CLK | OR_TRLX | OR_EHTR)
389 #define CFG_OR2 (ELIC_EPIC_OR_AM | OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
391 #define CFG_BR2 ((ELIC_EPIC_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
396 * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
398 #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
399 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
400 #define SDRAM_TIMING OR_SCY_0_CLK /* SDRAM-Timing */
402 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
404 #define CFG_OR3_PRELIM (SDRAM_PRELIM_OR_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING )
405 #define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V )
408 * BR4/OR4 - HDLC Address
410 * AM=0xFFFF8 ATM=0 CSNT/SAM=0 ACS/G5LA/G5LS=0 BIH=1 SCY=1 SETA=0 TRLX=0 EHTR=0
412 #define HDLC_ADDR_BASE 0xFE108000 /* HDLC Address area */
413 #define HDLC_ADDR_OR_AM 0xFFFF8000
414 #define HDLC_ADDR_TIMING OR_SCY_1_CLK
416 #define CFG_OR4 (HDLC_ADDR_OR_AM | OR_BI | HDLC_ADDR_TIMING)
417 #define CFG_BR4 ((HDLC_ADDR_BASE & BR_BA_MSK) | BR_PS_8 | BR_WP | BR_V )
420 * BR5/OR5: SHARC ADSP-2165L
422 * AM=0xFFC00 ATM=0 CSNT/SAM=0 ACS/G5LA/G5LS=3 BIH=1 SCY=0 SETA=0 TRLX=0 EHTR=0
424 #define SHARC_BASE 0xFE400000
425 #define SHARC_OR_AM 0xFFC00000
426 #define SHARC_TIMING OR_SCY_0_CLK
428 #define CFG_OR5 (SHARC_OR_AM | OR_ACS_DIV2 | OR_BI | SHARC_TIMING )
429 #define CFG_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V )
432 * Memory Periodic Timer Prescaler
435 /* periodic timer for refresh */
436 #define CFG_MBMR_PTB 204
438 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
439 #define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
440 #define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
442 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
443 #define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
445 #if defined (CONFIG_IVML24_16M)
446 # define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
447 #elif defined (CONFIG_IVML24_32M)
448 # define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
449 #elif defined (CONFIG_IVML24_64M)
450 # define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV8 /* setting for 1 bank */
455 * MBMR settings for SDRAM
458 #if defined (CONFIG_IVML24_16M)
460 # define CFG_MBMR_8COL ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
461 MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 | \
462 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
463 #elif defined (CONFIG_IVML24_32M)
465 # define CFG_MBMR_8COL ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
466 MBMR_AMB_TYPE_1 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A10 | \
467 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
468 #elif defined (CONFIG_IVML24_64M)
470 # define CFG_MBMR_8COL ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
471 MBMR_AMB_TYPE_1 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A10 | \
472 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
476 * Internal Definitions
480 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
481 #define BOOTFLAG_WARM 0x02 /* Software reboot */
483 #endif /* __CONFIG_H */