2 * (C) Copyright 2000-2004
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * Derived from FADS860T definitions by Magnus Damm, Helmut Buchsbaum,
8 * Modified by, Yuli Barcohen, Arabella Software Ltd., yuli@arabellasw.com
10 * This header file contains values common to all FADS family boards.
12 * See file CREDITS for list of people who contributed to this
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 /****************************************************************************
32 * Flash Memory Map as used by U-Boot:
34 * Start Address Length
35 * +-----------------------+ 0xFE00_0000 Start of Flash -----------------
36 * | | 0xFE00_0100 Reset Vector
40 * +-----------------------+ 0xFE04_0000 (sector border)
43 * | U-Boot environment |
46 * +=======================+ 0xFE08_0000 (sector border) -----------------
47 * | Available | | Applications
50 *****************************************************************************/
53 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
55 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
58 #undef CONFIG_BOOTARGS
59 #define CONFIG_BOOTCOMMAND \
61 "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
62 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
65 #undef CONFIG_WATCHDOG /* watchdog disabled */
66 #define CONFIG_BZIP2 /* include support for bzip2 compressed images */
69 * New MPC86xADS and Duet provide two Ethernet connectivity options:
70 * 10Mbit/s on SCC and 100Mbit/s on FEC. FADS provides SCC Ethernet on
71 * motherboard and FEC Ethernet on daughterboard. All new PQ1 chips have
72 * got FEC so FEC is the default.
75 #undef CONFIG_SCC1_ENET /* Disable SCC1 ethernet */
76 #define CONFIG_FEC_ENET /* Use FEC ethernet */
77 #else /* Old ADS has not got FEC option */
78 #define CONFIG_SCC1_ENET /* Use SCC1 ethernet */
79 #undef CONFIG_FEC_ENET /* No FEC ethernet */
80 #endif /* !CONFIG_ADS */
82 #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
83 #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
86 #ifdef CONFIG_FEC_ENET
87 #define CFG_DISCOVER_PHY
90 #ifndef CONFIG_COMMANDS
91 #define CONFIG_COMMANDS (CONFIG_CMD_DFL \
98 #endif /* !CONFIG_COMMANDS */
100 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
101 #include <cmd_confdefs.h>
104 * Miscellaneous configurable options
106 #undef CFG_LONGHELP /* undef to save memory */
107 #define CFG_PROMPT "=>" /* Monitor Command Prompt */
108 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
109 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
111 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
113 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
114 #define CFG_MAXARGS 16 /* max number of command args */
115 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
117 #define CFG_LOAD_ADDR 0x00100000
119 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
121 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
124 * Low Level Configuration Settings
125 * (address mappings, register initial values, etc.)
126 * You should know what you are doing if you make changes here.
128 /*-----------------------------------------------------------------------
129 * Internal Memory Mapped Register
131 #define CFG_IMMR 0xFF000000
133 /*-----------------------------------------------------------------------
134 * Definitions for initial stack pointer and data area (in DPRAM)
136 #define CFG_INIT_RAM_ADDR CFG_IMMR
137 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
138 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
139 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
140 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
142 /*-----------------------------------------------------------------------
143 * Start addresses for the final memory configuration
144 * (Set up by the startup code)
145 * Please note that CFG_SDRAM_BASE _must_ start at 0
147 #define CFG_SDRAM_BASE 0x00000000
148 #if defined(CONFIG_MPC86xADS) || defined(CONFIG_MPC885ADS) /* New ADS or Duet */
149 #define CFG_SDRAM_SIZE 0x00800000 /* 8 Mbyte */
150 #elif defined(CONFIG_FADS) /* Old/new FADS */
151 #define CFG_SDRAM_SIZE 0x00400000 /* 4 Mbyte */
153 #define CFG_SDRAM_SIZE 0x00000000 /* No SDRAM */
156 #define CFG_MEMTEST_START 0x0100000 /* memtest works on */
158 #define CFG_MEMTEST_END CFG_SDRAM_SIZE /* 1 ... SDRAM_SIZE */
160 #define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */
161 #endif /* CFG_SDRAM_SIZE */
164 * For booting Linux, the board info and command line data
165 * have to be in the first 8 MB of memory, since this is
166 * the maximum mapped by the Linux kernel during initialization.
168 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
169 /*-----------------------------------------------------------------------
172 #define CFG_FLASH_BASE TEXT_BASE
173 #define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
175 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
176 #define CFG_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
178 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
179 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
181 #define CFG_ENV_IS_IN_FLASH 1
182 #define CFG_ENV_SECT_SIZE 0x40000 /* see README - env sector total size */
183 #define CFG_ENV_OFFSET CFG_ENV_SECT_SIZE
184 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment */
186 #define CFG_MONITOR_BASE CFG_FLASH_BASE
187 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 KB for monitor */
190 #define CFG_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */
192 #define CFG_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */
193 #endif /* CONFIG_BZIP2 */
195 /*-----------------------------------------------------------------------
196 * Cache Configuration
198 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
199 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
200 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
203 /*-----------------------------------------------------------------------
206 #if (CONFIG_COMMANDS & CFG_CMD_I2C)
207 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
208 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address defaults */
209 #define CFG_I2C_SLAVE 0x7F
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 CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
220 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
222 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
225 /*-----------------------------------------------------------------------
226 * SIUMCR - SIU Module Configuration 11-6
227 *-----------------------------------------------------------------------
228 * PCMCIA config., multi-function pin tri-state
230 #define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
232 /*-----------------------------------------------------------------------
233 * TBSCR - Time Base Status and Control 11-26
234 *-----------------------------------------------------------------------
235 * Clear Reference Interrupt Status, Timebase freezing enabled
237 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
239 /*-----------------------------------------------------------------------
240 * PISCR - Periodic Interrupt Status and Control 11-31
241 *-----------------------------------------------------------------------
242 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
244 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
246 /*-----------------------------------------------------------------------
247 * SCCR - System Clock and reset Control Register 15-27
248 *-----------------------------------------------------------------------
249 * Set clock output, timebase and RTC source and divider,
250 * power management and some other internal clocks
252 #define SCCR_MASK SCCR_EBDF11
253 #define CFG_SCCR (SCCR_TBS|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00)
255 /*-----------------------------------------------------------------------
256 * PLPRCR - PLL, Low-Power, and Reset Control Register 14-22
257 *-----------------------------------------------------------------------
258 * set the PLL, the low-power modes and the reset control
261 #define CFG_PLPRCR PLPRCR_TEXPS
264 /*-----------------------------------------------------------------------
266 *-----------------------------------------------------------------------
271 /* Because of the way the 860 starts up and assigns CS0 the
272 * entire address space, we have to set the memory controller
273 * differently. Normally, you write the option register
274 * first, and then enable the chip select by writing the
275 * base register. For CS0, you must write the base register
276 * first, followed by the option register.
280 * Init Memory Controller:
285 /* the other CS:s are determined by looking at parameters in BCSRx */
287 #define BCSR_ADDR ((uint) 0xFF080000)
289 #define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
291 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
292 #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)
294 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 8 Mbyte until detected */
295 #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BR_BA_MSK) | BR_V )
297 /* BCSRx - Board Control and Status Registers */
298 #define CFG_OR1_PRELIM 0xFFFF8110 /* 64Kbyte address space */
299 #define CFG_BR1_PRELIM ((BCSR_ADDR) | BR_V)
302 * Internal Definitions
306 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
307 #define BOOTFLAG_WARM 0x02 /* Software reboot */
309 /* values according to the manual */
311 #define PCMCIA_MEM_ADDR ((uint)0xFF020000)
312 #define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
314 #define BCSR0 ((uint) (BCSR_ADDR + 0x00))
315 #define BCSR1 ((uint) (BCSR_ADDR + 0x04))
316 #define BCSR2 ((uint) (BCSR_ADDR + 0x08))
317 #define BCSR3 ((uint) (BCSR_ADDR + 0x0c))
318 #define BCSR4 ((uint) (BCSR_ADDR + 0x10))
321 * (F)ADS bitvalues by Helmut Buchsbaum
323 * See User's Manual for a proper
324 * description of the following structures
327 #define BCSR0_ERB ((uint)0x80000000)
328 #define BCSR0_IP ((uint)0x40000000)
329 #define BCSR0_BDIS ((uint)0x10000000)
330 #define BCSR0_BPS_MASK ((uint)0x0C000000)
331 #define BCSR0_ISB_MASK ((uint)0x01800000)
332 #define BCSR0_DBGC_MASK ((uint)0x00600000)
333 #define BCSR0_DBPC_MASK ((uint)0x00180000)
334 #define BCSR0_EBDF_MASK ((uint)0x00060000)
336 #define BCSR1_FLASH_EN ((uint)0x80000000)
337 #define BCSR1_DRAM_EN ((uint)0x40000000)
338 #define BCSR1_ETHEN ((uint)0x20000000)
339 #define BCSR1_IRDEN ((uint)0x10000000)
340 #define BCSR1_FLASH_CFG_EN ((uint)0x08000000)
341 #define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
342 #define BCSR1_BCSR_EN ((uint)0x02000000)
343 #define BCSR1_RS232EN_1 ((uint)0x01000000)
344 #define BCSR1_PCCEN ((uint)0x00800000)
345 #define BCSR1_PCCVCC0 ((uint)0x00400000)
346 #define BCSR1_PCCVPP_MASK ((uint)0x00300000)
347 #define BCSR1_DRAM_HALF_WORD ((uint)0x00080000)
348 #define BCSR1_RS232EN_2 ((uint)0x00040000)
349 #define BCSR1_SDRAM_EN ((uint)0x00020000)
350 #define BCSR1_PCCVCC1 ((uint)0x00010000)
352 #define BCSR1_PCCVCCON BCSR1_PCCVCC0
354 #define BCSR2_FLASH_PD_MASK ((uint)0xF0000000)
355 #define BCSR2_DRAM_PD_MASK ((uint)0x07800000)
356 #define BCSR2_DRAM_PD_SHIFT 23
357 #define BCSR2_EXTTOLI_MASK ((uint)0x00780000)
358 #define BCSR2_DBREVNR_MASK ((uint)0x00030000)
360 #define BCSR3_DBID_MASK ((ushort)0x3800)
361 #define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
362 #define BCSR3_BREVNR0 ((ushort)0x0080)
363 #define BCSR3_FLASH_PD_MASK ((ushort)0x0070)
364 #define BCSR3_BREVN1 ((ushort)0x0008)
365 #define BCSR3_BREVN2_MASK ((ushort)0x0003)
367 #define BCSR4_ETHLOOP ((uint)0x80000000)
368 #define BCSR4_TFPLDL ((uint)0x40000000)
369 #define BCSR4_TPSQEL ((uint)0x20000000)
370 #define BCSR4_SIGNAL_LAMP ((uint)0x10000000)
371 #define BCSR4_FETH_EN ((uint)0x08000000)
372 #define BCSR4_FETHCFG0 ((uint)0x04000000)
373 #define BCSR4_FETHFDE ((uint)0x02000000)
374 #define BCSR4_FETHCFG1 ((uint)0x00400000)
375 #define BCSR4_FETHRST ((uint)0x00200000)
378 #define BCSR4_USB_EN ((uint)0x08000000)
379 #endif /* CONFIG_MPC823 */
380 #ifdef CONFIG_MPC860SAR
381 #define BCSR4_UTOPIA_EN ((uint)0x08000000)
382 #endif /* CONFIG_MPC860SAR */
383 #ifdef CONFIG_MPC860T
384 #define BCSR4_FETH_EN ((uint)0x08000000)
385 #endif /* CONFIG_MPC860T */
387 #define BCSR4_USB_SPEED ((uint)0x04000000)
388 #endif /* CONFIG_MPC823 */
389 #ifdef CONFIG_MPC860T
390 #define BCSR4_FETHCFG0 ((uint)0x04000000)
391 #endif /* CONFIG_MPC860T */
393 #define BCSR4_VCCO ((uint)0x02000000)
394 #endif /* CONFIG_MPC823 */
395 #ifdef CONFIG_MPC860T
396 #define BCSR4_FETHFDE ((uint)0x02000000)
397 #endif /* CONFIG_MPC860T */
399 #define BCSR4_VIDEO_ON ((uint)0x00800000)
400 #endif /* CONFIG_MPC823 */
402 #define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000)
403 #endif /* CONFIG_MPC823 */
404 #ifdef CONFIG_MPC860T
405 #define BCSR4_FETHCFG1 ((uint)0x00400000)
406 #endif /* CONFIG_MPC860T */
408 #define BCSR4_VIDEO_RST ((uint)0x00200000)
409 #endif /* CONFIG_MPC823 */
410 #ifdef CONFIG_MPC860T
411 #define BCSR4_FETHRST ((uint)0x00200000)
412 #endif /* CONFIG_MPC860T */
414 #define BCSR4_MODEM_EN ((uint)0x00100000)
415 #endif /* CONFIG_MPC823 */
417 #define BCSR4_DATA_VOICE ((uint)0x00080000)
418 #endif /* CONFIG_MPC823 */
420 #define BCSR4_DATA_VOICE ((uint)0x00080000)
421 #endif /* CONFIG_MPC850 */
423 /* BSCR5 exists on MPC86xADS and Duet ADS only */
425 #define CFG_PHYDEV_ADDR (BCSR_ADDR + 0x20000)
427 #define BCSR5 (CFG_PHYDEV_ADDR + 0x300)
429 #define BCSR5_MII2_EN 0x40
430 #define BCSR5_MII2_RST 0x20
431 #define BCSR5_T1_RST 0x10
432 #define BCSR5_ATM155_RST 0x08
433 #define BCSR5_ATM25_RST 0x04
434 #define BCSR5_MII1_EN 0x02
435 #define BCSR5_MII1_RST 0x01
437 /* We don't use the 8259.
439 #define NR_8259_INTS 0
443 #define _MACH_8xx (_MACH_fads)
445 /*-----------------------------------------------------------------------
447 *-----------------------------------------------------------------------
449 #define CFG_PCMCIA_MEM_ADDR (0xE0000000)
450 #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
451 #define CFG_PCMCIA_DMA_ADDR (0xE4000000)
452 #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
453 #define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
454 #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
455 #define CFG_PCMCIA_IO_ADDR (0xEC000000)
456 #define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
458 /*-----------------------------------------------------------------------
460 *-----------------------------------------------------------------------
462 #define CONFIG_MAC_PARTITION 1
463 #define CONFIG_DOS_PARTITION 1
464 #define CONFIG_ISO_PARTITION 1
467 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
468 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
469 #undef CONFIG_IDE_LED /* LED for ide not supported */
470 #undef CONFIG_IDE_RESET /* reset for ide not supported */
472 #define CFG_IDE_MAXBUS 1 /* max. 2 IDE busses */
473 #define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
475 #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
476 #define CFG_ATA_IDE0_OFFSET 0x0000
478 /* Offset for data I/O */
479 #define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
480 /* Offset for normal register accesses */
481 #define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
482 /* Offset for alternate registers */
483 #define CFG_ATA_ALT_OFFSET 0x0000
485 #define CONFIG_DISK_SPINUP_TIME 1000000
486 #undef CONFIG_DISK_SPINUP_TIME /* usinĀ“ Compact Flash */