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1 /*
2 * A collection of structures, addresses, and values associated with
3 * the Motorola 860T FADS board. Copied from the MBX stuff.
4 * Magnus Damm added defines for 8xxrom and extended bd_info.
5 * Helmut Buchsbaum added bitvalues for BCSRx
6 *
7 * Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
8 */
9
10 /*
11 * 1999-nov-26: The FADS is using the following physical memorymap:
12 *
13 * ff020000 -> ff02ffff : pcmcia io remapping
14 * ff010000 -> ff01ffff : BCSR connected to CS1, setup by U-Boot
15 * ff000000 -> ff00ffff : IMAP internal in the cpu
16 * e0000000 -> f3ffffff : pcmcia memory remapping by m8xx_pcmcia
17 * fe000000 -> fe1fffff : flash connected to CS0, setup by U-Boot
18 * 00000000 -> nnnnnnnn : sdram/dram setup by U-Boot
19 */
20
21 #define CFG_PCMCIA_IO_ADDR 0xff020000
22 #define CFG_PCMCIA_IO_SIZE 0x10000
23 #define CFG_PCMCIA_MEM_ADDR 0xe0000000
24 #define CFG_PCMCIA_MEM_SIZE 0x10000
25 #define CFG_IMMR 0xFF000000
26 #define CFG_SDRAM_SIZE (4<<20) /* standard FADS has 4M */
27 #define CFG_SDRAM_BASE 0x00000000
28 #define CFG_FLASH_BASE 0x02800000
29 #define BCSR_ADDR ((uint) 0xff010000)
30 #define FLASH_BASE0_PRELIM 0x02800000 /* FLASH bank #0 */
31
32 /* ------------------------------------------------------------------------- */
33
34 /*
35 * board/config.h - configuration options, board specific
36 */
37
38 #ifndef __CONFIG_H
39 #define __CONFIG_H
40
41 #define CONFIG_ETHADDR 08:00:22:50:70:63 /* Ethernet address */
42 #define CONFIG_ENV_OVERWRITE 1 /* Overwrite the environment */
43
44 #define CONFIG_VIDEO 1 /* To enable video controller support */
45 #define CONFIG_HARD_I2C 1 /* To I2C with hardware support */
46 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
47 #define CFG_I2C_SLAVE 0x7F
48
49 /*#define CONFIG_PCMCIA 1 / * To enable PCMCIA support */
50
51 /* Video related */
52
53 #define CONFIG_VIDEO_LOGO 1 /* Show the logo */
54 #define CONFIG_VIDEO_ENCODER_AD7176 1 /* Enable this encoder */
55 #define CONFIG_VIDEO_ENCODER_AD7176_ADDR 0x54 /* Default on fads */
56 #define CONFIG_VIDEO_SIZE (2*1024*1024)
57 /* #define CONFIG_VIDEO_ADDR (gd->bd->bi_memsize - CONFIG_VIDEO_SIZE) Frame buffer address */
58
59 /* Wireless 56Khz 4PPM keyboard on SMCx */
60
61 /*#define CONFIG_KEYBOARD 1 */
62 #define CONFIG_WL_4PPM_KEYBOARD_SMC 0 /* SMC to use (0 indexed) */
63
64 /*
65 * High Level Configuration Options
66 * (easy to change)
67 */
68 #define CONFIG_MPC823 1
69 #define CONFIG_MPC823FADS 1
70 #define CONFIG_FADS 1
71
72 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
73 #undef CONFIG_8xx_CONS_SMC2
74 #undef CONFIG_8xx_CONS_NONE
75 #define CONFIG_BAUDRATE 115200
76
77 /* Set the CPU speed to 50Mhz on the FADS */
78
79 #if 0
80 #define MPC8XX_FACT 10 /* Multiply by 10 */
81 #define MPC8XX_XIN 5000000 /* 5 MHz in */
82 #else
83 #define MPC8XX_FACT 10 /* Multiply by 10 */
84 #define MPC8XX_XIN 5000000 /* 5 MHz in */
85 #define CFG_PLPRCR_MF (MPC8XX_FACT-1) << 20 /* From 0 to 4095 */
86 #endif
87 #define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))
88
89 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
90
91 #if 1
92 #define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
93 #define CONFIG_LOADS_ECHO 0 /* Dont echoes received characters */
94 #define CONFIG_BOOTARGS ""
95 #define CONFIG_BOOTCOMMAND \
96 "bootp ;" \
97 "setenv bootargs console=tty0 console=ttyS0 " \
98 "root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
99 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}:eth0:off ;" \
100 "bootm"
101 #else
102 #define CONFIG_BOOTDELAY 0 /* autoboot disabled */
103 #endif
104
105 #undef CONFIG_WATCHDOG /* watchdog disabled */
106
107
108 /*
109 * BOOTP options
110 */
111 #define CONFIG_BOOTP_SUBNETMASK
112 #define CONFIG_BOOTP_GATEWAY
113 #define CONFIG_BOOTP_HOSTNAME
114 #define CONFIG_BOOTP_BOOTPATH
115 #define CONFIG_BOOTP_BOOTFILESIZE
116 #define CONFIG_BOOTP_SUBNETMASK
117 #define CONFIG_BOOTP_GATEWAY
118 #define CONFIG_BOOTP_HOSTNAME
119 #define CONFIG_BOOTP_NISDOMAIN
120 #define CONFIG_BOOTP_BOOTPATH
121 #define CONFIG_BOOTP_DNS
122 #define CONFIG_BOOTP_DNS2
123 #define CONFIG_BOOTP_SEND_HOSTNAME
124 #define CONFIG_BOOTP_NTPSERVER
125 #define CONFIG_BOOTP_TIMEOFFSET
126
127
128 /*
129 * Command line configuration.
130 */
131 #include <config_cmd_default.h>
132
133
134 /*
135 * Miscellaneous configurable options
136 */
137 #define CFG_LONGHELP /* undef to save memory */
138 #define CFG_PROMPT ":>" /* Monitor Command Prompt */
139 #if defined(CONFIG_CMD_KGDB)
140 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
141 #else
142 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
143 #endif
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 */
147
148 #define CFG_MEMTEST_START 0x00004000 /* memtest works on */
149 #define CFG_MEMTEST_END 0x01000000 /* 0 ... 16 MB in DRAM */
150
151 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
152
153 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
154
155 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
156
157 /*
158 * Low Level Configuration Settings
159 * (address mappings, register initial values, etc.)
160 * You should know what you are doing if you make changes here.
161 */
162 /*-----------------------------------------------------------------------
163 * Internal Memory Mapped Register
164 */
165 #define CFG_IMMR_SIZE ((uint)(64 * 1024))
166
167 /*-----------------------------------------------------------------------
168 * Definitions for initial stack pointer and data area (in DPRAM)
169 */
170 #define CFG_INIT_RAM_ADDR CFG_IMMR
171 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
172 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
173 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
174 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
175
176 /*-----------------------------------------------------------------------
177 * Start addresses for the final memory configuration
178 * (Set up by the startup code)
179 * Please note that CFG_SDRAM_BASE _must_ start at 0
180 * Also NOTE that it doesn't mean SDRAM - it means MEMORY.
181 */
182 #define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
183 #if 0
184 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
185 #else
186 #define CFG_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */
187 #endif
188 #define CFG_MONITOR_BASE CFG_FLASH_BASE
189 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
190
191 /*
192 * For booting Linux, the board info and command line data
193 * have to be in the first 8 MB of memory, since this is
194 * the maximum mapped by the Linux kernel during initialization.
195 */
196 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
197 /*-----------------------------------------------------------------------
198 * FLASH organization
199 */
200 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
201 #define CFG_MAX_FLASH_SECT 8 /* max number of sectors on one chip */
202
203 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
204 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
205
206 #define CFG_ENV_IS_IN_FLASH 1
207 #define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
208 #define CFG_ENV_SIZE 0x40000 /* Total Size of Environment Sector */
209
210 /*-----------------------------------------------------------------------
211 * Cache Configuration
212 */
213 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
214 #if defined(CONFIG_CMD_KGDB)
215 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
216 #endif
217
218 /*-----------------------------------------------------------------------
219 * SYPCR - System Protection Control 11-9
220 * SYPCR can only be written once after reset!
221 *-----------------------------------------------------------------------
222 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
223 */
224 #if defined(CONFIG_WATCHDOG)
225 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
226 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
227 #else
228 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
229 #endif
230
231 /*-----------------------------------------------------------------------
232 * SIUMCR - SIU Module Configuration 11-6
233 *-----------------------------------------------------------------------
234 * PCMCIA config., multi-function pin tri-state
235 */
236 #define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
237
238 /*-----------------------------------------------------------------------
239 * TBSCR - Time Base Status and Control 11-26
240 *-----------------------------------------------------------------------
241 * Clear Reference Interrupt Status, Timebase freezing enabled
242 */
243 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
244
245 /*-----------------------------------------------------------------------
246 * PISCR - Periodic Interrupt Status and Control 11-31
247 *-----------------------------------------------------------------------
248 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
249 */
250 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
251
252 /*-----------------------------------------------------------------------
253 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
254 *-----------------------------------------------------------------------
255 * Reset PLL lock status sticky bit, timer expired status bit and timer *
256 * interrupt status bit - leave PLL multiplication factor unchanged !
257 */
258 #define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | CFG_PLPRCR_MF)
259
260 /*-----------------------------------------------------------------------
261 * SCCR - System Clock and reset Control Register 15-27
262 *-----------------------------------------------------------------------
263 * Set clock output, timebase and RTC source and divider,
264 * power management and some other internal clocks
265 */
266 #define SCCR_MASK SCCR_EBDF11
267 #define CFG_SCCR (SCCR_TBS | \
268 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
269 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
270 SCCR_DFALCD00)
271
272 /*-----------------------------------------------------------------------
273 *
274 *-----------------------------------------------------------------------
275 *
276 */
277 #define CFG_DER 0
278
279 /* Because of the way the 860 starts up and assigns CS0 the
280 * entire address space, we have to set the memory controller
281 * differently. Normally, you write the option register
282 * first, and then enable the chip select by writing the
283 * base register. For CS0, you must write the base register
284 * first, followed by the option register.
285 */
286
287 /*
288 * Init Memory Controller:
289 *
290 * BR0/1 and OR0/1 (FLASH)
291 */
292 /* the other CS:s are determined by looking at parameters in BCSRx */
293
294 #define BCSR_SIZE ((uint)(64 * 1024))
295
296 #define FLASH_BASE1_PRELIM 0x00000000 /* FLASH bank #1 */
297
298 #define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
299 #define CFG_PRELIM_OR_AM 0xFFE00000 /* OR addr mask */
300
301 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
302 #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)
303
304 #define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
305 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 1 Mbyte until detected and only 1 Mbyte is needed*/
306 #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
307
308 /* BCSRx - Board Control and Status Registers */
309 #define CFG_OR1_REMAP CFG_OR0_REMAP
310 #define CFG_OR1_PRELIM 0xffff8110 /* 64Kbyte address space */
311 #define CFG_BR1_PRELIM ((BCSR_ADDR) | BR_V )
312
313
314 /*
315 * Memory Periodic Timer Prescaler
316 */
317
318 /* periodic timer for refresh */
319 #define CFG_MAMR_PTA 97 /* start with divider for 100 MHz */
320
321 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
322 #define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
323 #define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
324
325 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
326 #define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
327 #define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
328
329 /*
330 * MAMR settings for SDRAM
331 */
332
333 /* 8 column SDRAM */
334 #define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
335 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
336 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
337 /* 9 column SDRAM */
338 #define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
339 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
340 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
341
342 #define CFG_MAMR 0x13a01114
343 /*
344 * Internal Definitions
345 *
346 * Boot Flags
347 */
348 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
349 #define BOOTFLAG_WARM 0x02 /* Software reboot */
350
351 /* values according to the manual */
352
353 #define BCSR0 ((uint) (BCSR_ADDR + 00))
354 #define BCSR1 ((uint) (BCSR_ADDR + 0x04))
355 #define BCSR2 ((uint) (BCSR_ADDR + 0x08))
356 #define BCSR3 ((uint) (BCSR_ADDR + 0x0c))
357 #define BCSR4 ((uint) (BCSR_ADDR + 0x10))
358
359 /* FADS bitvalues by Helmut Buchsbaum
360 * see MPC8xxADS User's Manual for a proper description
361 * of the following structures
362 */
363
364 #define BCSR0_ERB ((uint)0x80000000)
365 #define BCSR0_IP ((uint)0x40000000)
366 #define BCSR0_BDIS ((uint)0x10000000)
367 #define BCSR0_BPS_MASK ((uint)0x0C000000)
368 #define BCSR0_ISB_MASK ((uint)0x01800000)
369 #define BCSR0_DBGC_MASK ((uint)0x00600000)
370 #define BCSR0_DBPC_MASK ((uint)0x00180000)
371 #define BCSR0_EBDF_MASK ((uint)0x00060000)
372
373 #define BCSR1_FLASH_EN ((uint)0x80000000)
374 #define BCSR1_DRAM_EN ((uint)0x40000000)
375 #define BCSR1_ETHEN ((uint)0x20000000)
376 #define BCSR1_IRDEN ((uint)0x10000000)
377 #define BCSR1_FLASH_CFG_EN ((uint)0x08000000)
378 #define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
379 #define BCSR1_BCSR_EN ((uint)0x02000000)
380 #define BCSR1_RS232EN_1 ((uint)0x01000000)
381 #define BCSR1_PCCEN ((uint)0x00800000)
382 #define BCSR1_PCCVCC0 ((uint)0x00400000)
383 #define BCSR1_PCCVPP_MASK ((uint)0x00300000)
384 #define BCSR1_DRAM_HALF_WORD ((uint)0x00080000)
385 #define BCSR1_RS232EN_2 ((uint)0x00040000)
386 #define BCSR1_SDRAM_EN ((uint)0x00020000)
387 #define BCSR1_PCCVCC1 ((uint)0x00010000)
388
389 #define BCSR2_FLASH_PD_MASK ((uint)0xF0000000)
390 #define BCSR2_FLASH_PD_SHIFT 28
391 #define BCSR2_DRAM_PD_MASK ((uint)0x07800000)
392 #define BCSR2_DRAM_PD_SHIFT 23
393 #define BCSR2_EXTTOLI_MASK ((uint)0x00780000)
394 #define BCSR2_DBREVNR_MASK ((uint)0x00030000)
395
396 #define BCSR3_DBID_MASK ((ushort)0x3800)
397 #define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
398 #define BCSR3_BREVNR0 ((ushort)0x0080)
399 #define BCSR3_FLASH_PD_MASK ((ushort)0x0070)
400 #define BCSR3_BREVN1 ((ushort)0x0008)
401 #define BCSR3_BREVN2_MASK ((ushort)0x0003)
402
403 #define BCSR4_ETHLOOP ((uint)0x80000000)
404 #define BCSR4_TFPLDL ((uint)0x40000000)
405 #define BCSR4_TPSQEL ((uint)0x20000000)
406 #define BCSR4_SIGNAL_LAMP ((uint)0x10000000)
407 #ifdef CONFIG_MPC823
408 #define BCSR4_USB_EN ((uint)0x08000000)
409 #endif /* CONFIG_MPC823 */
410 #ifdef CONFIG_MPC860SAR
411 #define BCSR4_UTOPIA_EN ((uint)0x08000000)
412 #endif /* CONFIG_MPC860SAR */
413 #ifdef CONFIG_MPC860T
414 #define BCSR4_FETH_EN ((uint)0x08000000)
415 #endif /* CONFIG_MPC860T */
416 #ifdef CONFIG_MPC823
417 #define BCSR4_USB_SPEED ((uint)0x04000000)
418 #endif /* CONFIG_MPC823 */
419 #ifdef CONFIG_MPC860T
420 #define BCSR4_FETHCFG0 ((uint)0x04000000)
421 #endif /* CONFIG_MPC860T */
422 #ifdef CONFIG_MPC823
423 #define BCSR4_VCCO ((uint)0x02000000)
424 #endif /* CONFIG_MPC823 */
425 #ifdef CONFIG_MPC860T
426 #define BCSR4_FETHFDE ((uint)0x02000000)
427 #endif /* CONFIG_MPC860T */
428 #ifdef CONFIG_MPC823
429 #define BCSR4_VIDEO_ON ((uint)0x00800000)
430 #endif /* CONFIG_MPC823 */
431 #ifdef CONFIG_MPC823
432 #define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000)
433 #endif /* CONFIG_MPC823 */
434 #ifdef CONFIG_MPC860T
435 #define BCSR4_FETHCFG1 ((uint)0x00400000)
436 #endif /* CONFIG_MPC860T */
437 #ifdef CONFIG_MPC823
438 #define BCSR4_VIDEO_RST ((uint)0x00200000)
439 #endif /* CONFIG_MPC823 */
440 #ifdef CONFIG_MPC860T
441 #define BCSR4_FETHRST ((uint)0x00200000)
442 #endif /* CONFIG_MPC860T */
443 #ifdef CONFIG_MPC823
444 #define BCSR4_MODEM_EN ((uint)0x00100000)
445 #endif /* CONFIG_MPC823 */
446 #ifdef CONFIG_MPC823
447 #define BCSR4_DATA_VOICE ((uint)0x00080000)
448 #endif /* CONFIG_MPC823 */
449 #ifdef CONFIG_MPC850
450 #define BCSR4_DATA_VOICE ((uint)0x00080000)
451 #endif /* CONFIG_MPC850 */
452
453 #define CONFIG_DRAM_50MHZ 1
454 #define CONFIG_SDRAM_50MHZ
455
456 /* We don't use the 8259.
457 */
458 #define NR_8259_INTS 0
459
460 /* Machine type
461 */
462 #define _MACH_8xx (_MACH_fads)
463
464 /*
465 * MPC8xx CPM Options
466 */
467 #define CONFIG_SCC_ENET 1
468 #define CONFIG_SCC2_ENET 1
469 #undef CONFIG_FEC_ENET
470 #undef CONFIG_CPM_IIC
471 #undef CONFIG_UCODE_PATCH
472
473 #define CONFIG_DISK_SPINUP_TIME 1000000
474
475 /* PCMCIA configuration */
476
477 #define PCMCIA_MAX_SLOTS 1
478
479 #ifdef CONFIG_MPC860
480 #define PCMCIA_SLOT_A 1
481 #endif
482
483 #define CFG_DAUGHTERBOARD
484
485 #endif /* __CONFIG_H */