2 * (C) Copyright 2000-2010
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 * Klaus Heydeck, Kieback & Peter GmbH & Co KG, heydeck@kieback-peter.de
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 * board/config.h - configuration options, board specific
27 * Derived from ../tqm8xx/tqm8xx.c
34 * High Level Configuration Options
38 #define CONFIG_MPC855 1 /* This is a MPC855 CPU */
39 #define CONFIG_KUP4K 1 /* ...on a KUP4K module */
41 #define CONFIG_SYS_TEXT_BASE 0x40000000
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 */
47 #define CONFIG_BOOTDELAY 1 /* autoboot after 1 second */
49 #define CONFIG_BOARD_TYPES 1 /* support board types */
51 #undef CONFIG_BOOTARGS
53 #define CONFIG_EXTRA_ENV_SETTINGS \
54 "slot_a_boot=setenv bootargs root=/dev/sda2 ip=off;" \
55 "run addhw; mw.b 400000 00 80; diskboot 400000 0:1; bootm 400000\0" \
56 "slot_b_boot=setenv bootargs root=/dev/sda2 ip=off;" \
57 "run addhw; mw.b 400000 00 80; diskboot 400000 2:1; bootm 400000\0" \
58 "nfs_boot=mw.b 400000 00 80; dhcp; run nfsargs addip addhw; bootm 400000\0" \
59 "fat_boot=mw.b 400000 00 80; fatload ide 2:1 400000 st.bin; run addhw; \
61 "panic_boot=echo No Bootdevice !!! reset\0" \
62 "nfsargs=setenv bootargs root=/dev/nfs rw nfsroot=${rootpath}\0" \
63 "ramargs=setenv bootargs root=/dev/ram rw\0" \
64 "addip=setenv bootargs ${bootargs} ip=${ipaddr}::${gatewayip}" \
65 ":${netmask}:${hostname}:${netdev}:off\0" \
66 "addhw=setenv bootargs ${bootargs} ${mtdparts} console=${console} ${debug} \
67 hw=${hw} key1=${key1} panic=1 mem=${mem}\0" \
68 "console=ttyCPM0,115200\0" \
72 "mtdparts=" MTDPARTS_DEFAULT "\0" \
73 "load=tftp 200000 bootloader-4k.bitmap;tftp 100000 bootloader-4k.bin\0" \
74 "update=protect off 1:0-9;era 1:0-9;cp.b 100000 40000000 ${filesize};" \
75 "cp.b 200000 40050000 14000\0"
77 #define CONFIG_BOOTCOMMAND \
78 "run fat_boot;run slot_b_boot;run slot_a_boot;run nfs_boot;run panic_boot"
80 #define CONFIG_PREBOOT "setenv preboot; saveenv"
82 #define CONFIG_MISC_INIT_R 1
83 #define CONFIG_MISC_INIT_F 1
85 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
86 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
88 #define CONFIG_WATCHDOG 1 /* watchdog enabled */
90 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
92 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
97 #define CONFIG_BOOTP_SUBNETMASK
98 #define CONFIG_BOOTP_GATEWAY
99 #define CONFIG_BOOTP_HOSTNAME
100 #define CONFIG_BOOTP_BOOTPATH
101 #define CONFIG_BOOTP_BOOTFILESIZE
103 #define CONFIG_MAC_PARTITION
104 #define CONFIG_DOS_PARTITION
107 * enable I2C and select the hardware/software driver
109 #undef CONFIG_HARD_I2C /* I2C with hardware support */
110 #define CONFIG_SOFT_I2C /* I2C bit-banged */
112 #define CONFIG_SYS_I2C_SPEED 93000 /* 93 kHz is supposed to work */
113 #define CONFIG_SYS_I2C_SLAVE 0xFE
115 #ifdef CONFIG_SOFT_I2C
117 * Software (bit-bang) I2C driver configuration
119 #define PB_SCL 0x00000020 /* PB 26 */
120 #define PB_SDA 0x00000010 /* PB 27 */
122 #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
123 #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
124 #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
125 #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
126 #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
127 else immr->im_cpm.cp_pbdat &= ~PB_SDA
128 #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
129 else immr->im_cpm.cp_pbdat &= ~PB_SCL
130 #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
131 #endif /* CONFIG_SOFT_I2C */
133 /*-----------------------------------------------------------------------
137 #define CONFIG_SYS_I2C_PICIO_ADDR 0x21 /* PCF8574 IO Expander */
138 #define CONFIG_SYS_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
140 /* List of I2C addresses to be verified by POST */
142 #define CONFIG_SYS_POST_I2C_ADDRS {CONFIG_SYS_I2C_PICIO_ADDR, \
143 CONFIG_SYS_I2C_RTC_ADDR, \
146 #define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
148 #define CONFIG_SYS_DISCOVER_PHY
151 /* Define to allow the user to overwrite serial and ethaddr */
152 #define CONFIG_ENV_OVERWRITE
155 * Command line configuration.
157 #include <config_cmd_default.h>
159 #define CONFIG_CMD_DATE
160 #define CONFIG_CMD_DHCP
161 #define CONFIG_CMD_I2C
162 #define CONFIG_CMD_IDE
163 #define CONFIG_CMD_MII
164 #define CONFIG_CMD_NFS
165 #define CONFIG_CMD_FAT
166 #define CONFIG_CMD_SNTP
169 #define CONFIG_CMD_DIAG
173 * Miscellaneous configurable options
175 #define CONFIG_SYS_LONGHELP /* undef to save memory */
176 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
177 #if defined(CONFIG_CMD_KGDB)
178 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
180 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
182 /* Print Buffer Size */
183 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
184 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
185 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
187 #define CONFIG_SYS_MEMTEST_START 0x000400000 /* memtest works on */
188 #define CONFIG_SYS_MEMTEST_END 0x005C00000 /* 4 ... 92 MB in DRAM */
189 #define CONFIG_SYS_ALT_MEMTEST 1
190 #define CONFIG_SYS_MEMTEST_SCRATCH 0x90000200 /* using latch as scratch register */
192 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* default load address */
194 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
196 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 115200 }
198 #define CONFIG_SYS_CONSOLE_INFO_QUIET 1
201 * Low Level Configuration Settings
202 * (address mappings, register initial values, etc.)
203 * You should know what you are doing if you make changes here.
205 /*-----------------------------------------------------------------------
206 * Internal Memory Mapped Register
208 #define CONFIG_SYS_IMMR 0xFFF00000
210 /*-----------------------------------------------------------------------
211 * Definitions for initial stack pointer and data area (in DPRAM)
213 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
214 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
215 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
216 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
218 /*-----------------------------------------------------------------------
219 * Start addresses for the final memory configuration
220 * (Set up by the startup code)
221 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
223 #define CONFIG_SYS_SDRAM_BASE 0x00000000
224 #define CONFIG_SYS_FLASH_BASE 0x40000000
225 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
226 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
227 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
230 * For booting Linux, the board info and command line data
231 * have to be in the first 8 MB of memory, since this is
232 * the maximum mapped by the Linux kernel during initialization.
234 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
236 /*-----------------------------------------------------------------------
239 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
240 #define CONFIG_SYS_MAX_FLASH_SECT 19 /* max number of sectors on one chip */
242 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
243 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
245 #define CONFIG_ENV_IS_IN_FLASH 1
246 #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
247 #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
248 #define CONFIG_ENV_SECT_SIZE 0x10000
250 /*-----------------------------------------------------------------------
251 * Dynamic MTD partition support
253 #define MTDPARTS_DEFAULT "mtdparts=40000000.flash:256k(u-boot)," \
259 /*-----------------------------------------------------------------------
260 * Hardware Information Block
262 #define CONFIG_SYS_HWINFO_OFFSET 0x000F0000 /* offset of HW Info block */
263 #define CONFIG_SYS_HWINFO_SIZE 0x00000100 /* size of HW Info block */
264 #define CONFIG_SYS_HWINFO_MAGIC 0x4B26500D /* 'K&P<CR>' */
266 /*-----------------------------------------------------------------------
267 * Cache Configuration
269 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
270 #if defined(CONFIG_CMD_KGDB)
271 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
274 /*-----------------------------------------------------------------------
275 * SYPCR - System Protection Control 11-9
276 * SYPCR can only be written once after reset!
277 *-----------------------------------------------------------------------
278 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
280 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
282 /*-----------------------------------------------------------------------
283 * SIUMCR - SIU Module Configuration 11-6
284 *-----------------------------------------------------------------------
285 * PCMCIA config., multi-function pin tri-state
287 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC00)
289 /*-----------------------------------------------------------------------
290 * TBSCR - Time Base Status and Control 11-26
291 *-----------------------------------------------------------------------
292 * Clear Reference Interrupt Status, Timebase freezing enabled
294 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
296 /*-----------------------------------------------------------------------
297 * RTCSC - Real-Time Clock Status and Control Register 11-27
298 *-----------------------------------------------------------------------
300 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
302 /*-----------------------------------------------------------------------
303 * PISCR - Periodic Interrupt Status and Control 11-31
304 *-----------------------------------------------------------------------
305 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
307 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
309 /*-----------------------------------------------------------------------
310 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
311 *-----------------------------------------------------------------------
312 * Reset PLL lock status sticky bit, timer expired status bit and timer
313 * interrupt status bit
315 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
317 #define CONFIG_SYS_PLPRCR ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
319 /*-----------------------------------------------------------------------
320 * SCCR - System Clock and reset Control Register 15-27
321 *-----------------------------------------------------------------------
322 * Set clock output, timebase and RTC source and divider,
323 * power management and some other internal clocks
325 #define SCCR_MASK SCCR_EBDF00
326 #define CONFIG_SYS_SCCR (SCCR_TBS | SCCR_EBDF01 | \
327 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
328 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
331 /*-----------------------------------------------------------------------
333 *-----------------------------------------------------------------------
337 /* KUP4K use both slots, SLOT_A as "primary". */
338 #define CONFIG_PCMCIA_SLOT_A 1
340 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
341 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
342 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
343 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
344 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
345 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
346 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
347 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
349 #define PCMCIA_SOCKETS_NO 2
350 #define PCMCIA_MEM_WIN_NO 8
351 /*-----------------------------------------------------------------------
352 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
353 *-----------------------------------------------------------------------
356 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
358 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
359 #define CONFIG_IDE_LED 1 /* LED for ide supported */
360 #undef CONFIG_IDE_RESET /* reset for ide not supported */
362 #define CONFIG_SYS_IDE_MAXBUS 2
363 #define CONFIG_SYS_IDE_MAXDEVICE 4
365 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
367 #define CONFIG_SYS_ATA_IDE1_OFFSET (4 * CONFIG_SYS_PCMCIA_MEM_SIZE)
369 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
371 /* Offset for data I/O */
372 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
374 /* Offset for normal register accesses */
375 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
377 /* Offset for alternate registers */
378 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
380 /*-----------------------------------------------------------------------
382 *-----------------------------------------------------------------------
385 #define CONFIG_SYS_DER 0
388 * Init Memory Controller:
390 * BR0/1 and OR0/1 (FLASH)
392 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
394 /* used to re-map FLASH both when starting from SRAM or FLASH:
395 * restrict access enough to keep SRAM working (if any)
396 * but not too much to meddle with FLASH accesses
398 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
399 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
404 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV2 | OR_CSNT_SAM | \
405 OR_SCY_5_CLK | OR_EHTR | OR_BI)
407 #define CONFIG_SYS_OR0_REMAP \
408 (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
409 #define CONFIG_SYS_OR0_PRELIM \
410 (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
411 #define CONFIG_SYS_BR0_PRELIM \
412 ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
415 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
416 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
419 * Memory Periodic Timer Prescaler
421 * The Divider for PTA (refresh timer) configuration is based on an
422 * example SDRAM configuration (64 MBit, one bank). The adjustment to
423 * the number of chip selects (NCS) and the actually needed refresh
424 * rate is done by setting MPTPR.
426 * PTA is calculated from
427 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
429 * gclk CPU clock (not bus clock!)
430 * Trefresh Refresh cycle * 4 (four word bursts used)
432 * 4096 Rows from SDRAM example configuration
433 * 1000 factor s -> ms
434 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
435 * 4 Number of refresh cycles per period
436 * 64 Refresh cycle in ms per number of rows
437 * --------------------------------------------
438 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
440 * 50 MHz => 50.000.000 / Divider = 98
441 * 66 Mhz => 66.000.000 / Divider = 129
442 * 80 Mhz => 80.000.000 / Divider = 156
444 #if defined(CONFIG_80MHz)
445 #define CONFIG_SYS_MAMR_PTA 156
446 #elif defined(CONFIG_66MHz)
447 #define CONFIG_SYS_MAMR_PTA 129
449 #define CONFIG_SYS_MAMR_PTA 98
450 #endif /*CONFIG_??MHz */
453 * For 16 MBit, refresh rates could be 31.3 us
454 * (= 64 ms / 2K = 125 / quad bursts).
455 * For a simpler initialization, 15.6 us is used instead.
457 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
458 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
460 #define CONFIG_SYS_MPTPR 0x400
463 * MAMR settings for SDRAM
467 #define CONFIG_SYS_MAMR_8COL 0x68802114
469 #define CONFIG_SYS_MAMR_9COL 0x68904114
474 #define CONFIG_SYS_OR0
475 #define CONFIG_SYS_BR0
477 #define CONFIG_SYS_OR1_8COL 0xFF000A00
478 #define CONFIG_SYS_BR1_8COL 0x00000081
479 #define CONFIG_SYS_OR2_8COL 0xFE000A00
480 #define CONFIG_SYS_BR2_8COL 0x01000081
481 #define CONFIG_SYS_OR3_8COL 0xFC000A00
482 #define CONFIG_SYS_BR3_8COL 0x02000081
484 #define CONFIG_SYS_OR1_9COL 0xFE000A00
485 #define CONFIG_SYS_BR1_9COL 0x00000081
486 #define CONFIG_SYS_OR2_9COL 0xFE000A00
487 #define CONFIG_SYS_BR2_9COL 0x02000081
488 #define CONFIG_SYS_OR3_9COL 0xFE000A00
489 #define CONFIG_SYS_BR3_9COL 0x04000081
491 #define CONFIG_SYS_OR4 0xFFFF8926
492 #define CONFIG_SYS_BR4 0x90000401
494 #define CONFIG_SYS_OR5 0xFFC007F0 /* EPSON: 4 MB 17 WS or externel TA */
495 #define CONFIG_SYS_BR5 0x80080801 /* Start at 0x80080000 */
497 #define LATCH_ADDR 0x90000200
499 #define CONFIG_AUTOBOOT_KEYED /* use key strings to stop autoboot */
500 #define CONFIG_AUTOBOOT_STOP_STR "."
501 #define CONFIG_SILENT_CONSOLE 1
502 #define CONFIG_SYS_DEVICE_NULLDEV 1 /* enble null device */
503 #define CONFIG_VERSION_VARIABLE 1
505 /* pass open firmware flat tree */
506 #define CONFIG_OF_LIBFDT 1
507 #define CONFIG_OF_BOARD_SETUP 1
509 #endif /* __CONFIG_H */