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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 /*Now included by CFG_CMD_PCMCIA */
50 /*#define CONFIG_PCMCIA 1 / * To enable PCMCIA support */
51
52 /* Video related */
53
54 #define CONFIG_VIDEO_LOGO 1 /* Show the logo */
55 #define CONFIG_VIDEO_ENCODER_AD7176 1 /* Enable this encoder */
56 #define CONFIG_VIDEO_ENCODER_AD7176_ADDR 0x54 /* Default on fads */
57 #define CONFIG_VIDEO_SIZE (2*1024*1024)
58 /* #define CONFIG_VIDEO_ADDR (gd->bd->bi_memsize - CONFIG_VIDEO_SIZE) Frame buffer address */
59
60 /* Wireless 56Khz 4PPM keyboard on SMCx */
61
62 /*#define CONFIG_KEYBOARD 1 */
63 #define CONFIG_WL_4PPM_KEYBOARD_SMC 0 /* SMC to use (0 indexed) */
64
65 /*
66 * High Level Configuration Options
67 * (easy to change)
68 */
69 #define CONFIG_MPC823 1
70 #define CONFIG_MPC823FADS 1
71 #define CONFIG_FADS 1
72
73 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
74 #undef CONFIG_8xx_CONS_SMC2
75 #undef CONFIG_8xx_CONS_NONE
76 #define CONFIG_BAUDRATE 115200
77
78 /* Set the CPU speed to 50Mhz on the FADS */
79
80 #if 0
81 #define MPC8XX_FACT 10 /* Multiply by 10 */
82 #define MPC8XX_XIN 5000000 /* 5 MHz in */
83 #else
84 #define MPC8XX_FACT 10 /* Multiply by 10 */
85 #define MPC8XX_XIN 5000000 /* 5 MHz in */
86 #define CFG_PLPRCR_MF (MPC8XX_FACT-1) << 20 /* From 0 to 4095 */
87 #endif
88 #define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))
89
90 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
91
92 #if 1
93 #define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
94 #define CONFIG_LOADS_ECHO 0 /* Dont echoes received characters */
95 #define CONFIG_BOOTARGS ""
96 #define CONFIG_BOOTCOMMAND \
97 "bootp ;" \
98 "setenv bootargs console=tty0 console=ttyS0 " \
99 "root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
100 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}:eth0:off ;" \
101 "bootm"
102 #else
103 #define CONFIG_BOOTDELAY 0 /* autoboot disabled */
104 #endif
105
106 #undef CONFIG_WATCHDOG /* watchdog disabled */
107
108 #define CONFIG_BOOTP_MASK CONFIG_BOOTP_ALL
109
110 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
111 #include <cmd_confdefs.h>
112
113 /*
114 * Miscellaneous configurable options
115 */
116 #define CFG_LONGHELP /* undef to save memory */
117 #define CFG_PROMPT ":>" /* Monitor Command Prompt */
118 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
119 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
120 #else
121 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
122 #endif
123 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
124 #define CFG_MAXARGS 16 /* max number of command args */
125 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
126
127 #define CFG_MEMTEST_START 0x00004000 /* memtest works on */
128 #define CFG_MEMTEST_END 0x01000000 /* 0 ... 16 MB in DRAM */
129
130 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
131
132 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
133
134 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
135
136 /*
137 * Low Level Configuration Settings
138 * (address mappings, register initial values, etc.)
139 * You should know what you are doing if you make changes here.
140 */
141 /*-----------------------------------------------------------------------
142 * Internal Memory Mapped Register
143 */
144 #define CFG_IMMR_SIZE ((uint)(64 * 1024))
145
146 /*-----------------------------------------------------------------------
147 * Definitions for initial stack pointer and data area (in DPRAM)
148 */
149 #define CFG_INIT_RAM_ADDR CFG_IMMR
150 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
151 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
152 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
153 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
154
155 /*-----------------------------------------------------------------------
156 * Start addresses for the final memory configuration
157 * (Set up by the startup code)
158 * Please note that CFG_SDRAM_BASE _must_ start at 0
159 * Also NOTE that it doesn't mean SDRAM - it means MEMORY.
160 */
161 #define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
162 #if 0
163 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
164 #else
165 #define CFG_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */
166 #endif
167 #define CFG_MONITOR_BASE CFG_FLASH_BASE
168 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
169
170 /*
171 * For booting Linux, the board info and command line data
172 * have to be in the first 8 MB of memory, since this is
173 * the maximum mapped by the Linux kernel during initialization.
174 */
175 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
176 /*-----------------------------------------------------------------------
177 * FLASH organization
178 */
179 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
180 #define CFG_MAX_FLASH_SECT 8 /* max number of sectors on one chip */
181
182 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
183 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
184
185 #define CFG_ENV_IS_IN_FLASH 1
186 #define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
187 #define CFG_ENV_SIZE 0x40000 /* Total Size of Environment Sector */
188
189 /*-----------------------------------------------------------------------
190 * Cache Configuration
191 */
192 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
193 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
194 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
195 #endif
196
197 /*-----------------------------------------------------------------------
198 * SYPCR - System Protection Control 11-9
199 * SYPCR can only be written once after reset!
200 *-----------------------------------------------------------------------
201 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
202 */
203 #if defined(CONFIG_WATCHDOG)
204 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
205 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
206 #else
207 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
208 #endif
209
210 /*-----------------------------------------------------------------------
211 * SIUMCR - SIU Module Configuration 11-6
212 *-----------------------------------------------------------------------
213 * PCMCIA config., multi-function pin tri-state
214 */
215 #define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
216
217 /*-----------------------------------------------------------------------
218 * TBSCR - Time Base Status and Control 11-26
219 *-----------------------------------------------------------------------
220 * Clear Reference Interrupt Status, Timebase freezing enabled
221 */
222 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
223
224 /*-----------------------------------------------------------------------
225 * PISCR - Periodic Interrupt Status and Control 11-31
226 *-----------------------------------------------------------------------
227 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
228 */
229 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
230
231 /*-----------------------------------------------------------------------
232 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
233 *-----------------------------------------------------------------------
234 * Reset PLL lock status sticky bit, timer expired status bit and timer *
235 * interrupt status bit - leave PLL multiplication factor unchanged !
236 */
237 #define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | CFG_PLPRCR_MF)
238
239 /*-----------------------------------------------------------------------
240 * SCCR - System Clock and reset Control Register 15-27
241 *-----------------------------------------------------------------------
242 * Set clock output, timebase and RTC source and divider,
243 * power management and some other internal clocks
244 */
245 #define SCCR_MASK SCCR_EBDF11
246 #define CFG_SCCR (SCCR_TBS | \
247 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
248 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
249 SCCR_DFALCD00)
250
251 /*-----------------------------------------------------------------------
252 *
253 *-----------------------------------------------------------------------
254 *
255 */
256 #define CFG_DER 0
257
258 /* Because of the way the 860 starts up and assigns CS0 the
259 * entire address space, we have to set the memory controller
260 * differently. Normally, you write the option register
261 * first, and then enable the chip select by writing the
262 * base register. For CS0, you must write the base register
263 * first, followed by the option register.
264 */
265
266 /*
267 * Init Memory Controller:
268 *
269 * BR0/1 and OR0/1 (FLASH)
270 */
271 /* the other CS:s are determined by looking at parameters in BCSRx */
272
273 #define BCSR_SIZE ((uint)(64 * 1024))
274
275 #define FLASH_BASE1_PRELIM 0x00000000 /* FLASH bank #1 */
276
277 #define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
278 #define CFG_PRELIM_OR_AM 0xFFE00000 /* OR addr mask */
279
280 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
281 #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)
282
283 #define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
284 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 1 Mbyte until detected and only 1 Mbyte is needed*/
285 #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
286
287 /* BCSRx - Board Control and Status Registers */
288 #define CFG_OR1_REMAP CFG_OR0_REMAP
289 #define CFG_OR1_PRELIM 0xffff8110 /* 64Kbyte address space */
290 #define CFG_BR1_PRELIM ((BCSR_ADDR) | BR_V )
291
292
293 /*
294 * Memory Periodic Timer Prescaler
295 */
296
297 /* periodic timer for refresh */
298 #define CFG_MAMR_PTA 97 /* start with divider for 100 MHz */
299
300 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
301 #define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
302 #define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
303
304 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
305 #define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
306 #define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
307
308 /*
309 * MAMR settings for SDRAM
310 */
311
312 /* 8 column SDRAM */
313 #define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
314 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
315 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
316 /* 9 column SDRAM */
317 #define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
318 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
319 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
320
321 #define CFG_MAMR 0x13a01114
322 /*
323 * Internal Definitions
324 *
325 * Boot Flags
326 */
327 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
328 #define BOOTFLAG_WARM 0x02 /* Software reboot */
329
330 /* values according to the manual */
331
332 #define BCSR0 ((uint) (BCSR_ADDR + 00))
333 #define BCSR1 ((uint) (BCSR_ADDR + 0x04))
334 #define BCSR2 ((uint) (BCSR_ADDR + 0x08))
335 #define BCSR3 ((uint) (BCSR_ADDR + 0x0c))
336 #define BCSR4 ((uint) (BCSR_ADDR + 0x10))
337
338 /* FADS bitvalues by Helmut Buchsbaum
339 * see MPC8xxADS User's Manual for a proper description
340 * of the following structures
341 */
342
343 #define BCSR0_ERB ((uint)0x80000000)
344 #define BCSR0_IP ((uint)0x40000000)
345 #define BCSR0_BDIS ((uint)0x10000000)
346 #define BCSR0_BPS_MASK ((uint)0x0C000000)
347 #define BCSR0_ISB_MASK ((uint)0x01800000)
348 #define BCSR0_DBGC_MASK ((uint)0x00600000)
349 #define BCSR0_DBPC_MASK ((uint)0x00180000)
350 #define BCSR0_EBDF_MASK ((uint)0x00060000)
351
352 #define BCSR1_FLASH_EN ((uint)0x80000000)
353 #define BCSR1_DRAM_EN ((uint)0x40000000)
354 #define BCSR1_ETHEN ((uint)0x20000000)
355 #define BCSR1_IRDEN ((uint)0x10000000)
356 #define BCSR1_FLASH_CFG_EN ((uint)0x08000000)
357 #define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
358 #define BCSR1_BCSR_EN ((uint)0x02000000)
359 #define BCSR1_RS232EN_1 ((uint)0x01000000)
360 #define BCSR1_PCCEN ((uint)0x00800000)
361 #define BCSR1_PCCVCC0 ((uint)0x00400000)
362 #define BCSR1_PCCVPP_MASK ((uint)0x00300000)
363 #define BCSR1_DRAM_HALF_WORD ((uint)0x00080000)
364 #define BCSR1_RS232EN_2 ((uint)0x00040000)
365 #define BCSR1_SDRAM_EN ((uint)0x00020000)
366 #define BCSR1_PCCVCC1 ((uint)0x00010000)
367
368 #define BCSR2_FLASH_PD_MASK ((uint)0xF0000000)
369 #define BCSR2_FLASH_PD_SHIFT 28
370 #define BCSR2_DRAM_PD_MASK ((uint)0x07800000)
371 #define BCSR2_DRAM_PD_SHIFT 23
372 #define BCSR2_EXTTOLI_MASK ((uint)0x00780000)
373 #define BCSR2_DBREVNR_MASK ((uint)0x00030000)
374
375 #define BCSR3_DBID_MASK ((ushort)0x3800)
376 #define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
377 #define BCSR3_BREVNR0 ((ushort)0x0080)
378 #define BCSR3_FLASH_PD_MASK ((ushort)0x0070)
379 #define BCSR3_BREVN1 ((ushort)0x0008)
380 #define BCSR3_BREVN2_MASK ((ushort)0x0003)
381
382 #define BCSR4_ETHLOOP ((uint)0x80000000)
383 #define BCSR4_TFPLDL ((uint)0x40000000)
384 #define BCSR4_TPSQEL ((uint)0x20000000)
385 #define BCSR4_SIGNAL_LAMP ((uint)0x10000000)
386 #ifdef CONFIG_MPC823
387 #define BCSR4_USB_EN ((uint)0x08000000)
388 #endif /* CONFIG_MPC823 */
389 #ifdef CONFIG_MPC860SAR
390 #define BCSR4_UTOPIA_EN ((uint)0x08000000)
391 #endif /* CONFIG_MPC860SAR */
392 #ifdef CONFIG_MPC860T
393 #define BCSR4_FETH_EN ((uint)0x08000000)
394 #endif /* CONFIG_MPC860T */
395 #ifdef CONFIG_MPC823
396 #define BCSR4_USB_SPEED ((uint)0x04000000)
397 #endif /* CONFIG_MPC823 */
398 #ifdef CONFIG_MPC860T
399 #define BCSR4_FETHCFG0 ((uint)0x04000000)
400 #endif /* CONFIG_MPC860T */
401 #ifdef CONFIG_MPC823
402 #define BCSR4_VCCO ((uint)0x02000000)
403 #endif /* CONFIG_MPC823 */
404 #ifdef CONFIG_MPC860T
405 #define BCSR4_FETHFDE ((uint)0x02000000)
406 #endif /* CONFIG_MPC860T */
407 #ifdef CONFIG_MPC823
408 #define BCSR4_VIDEO_ON ((uint)0x00800000)
409 #endif /* CONFIG_MPC823 */
410 #ifdef CONFIG_MPC823
411 #define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000)
412 #endif /* CONFIG_MPC823 */
413 #ifdef CONFIG_MPC860T
414 #define BCSR4_FETHCFG1 ((uint)0x00400000)
415 #endif /* CONFIG_MPC860T */
416 #ifdef CONFIG_MPC823
417 #define BCSR4_VIDEO_RST ((uint)0x00200000)
418 #endif /* CONFIG_MPC823 */
419 #ifdef CONFIG_MPC860T
420 #define BCSR4_FETHRST ((uint)0x00200000)
421 #endif /* CONFIG_MPC860T */
422 #ifdef CONFIG_MPC823
423 #define BCSR4_MODEM_EN ((uint)0x00100000)
424 #endif /* CONFIG_MPC823 */
425 #ifdef CONFIG_MPC823
426 #define BCSR4_DATA_VOICE ((uint)0x00080000)
427 #endif /* CONFIG_MPC823 */
428 #ifdef CONFIG_MPC850
429 #define BCSR4_DATA_VOICE ((uint)0x00080000)
430 #endif /* CONFIG_MPC850 */
431
432 #define CONFIG_DRAM_50MHZ 1
433 #define CONFIG_SDRAM_50MHZ
434
435 /* We don't use the 8259.
436 */
437 #define NR_8259_INTS 0
438
439 /* Machine type
440 */
441 #define _MACH_8xx (_MACH_fads)
442
443 /*
444 * MPC8xx CPM Options
445 */
446 #define CONFIG_SCC_ENET 1
447 #define CONFIG_SCC2_ENET 1
448 #undef CONFIG_FEC_ENET
449 #undef CONFIG_CPM_IIC
450 #undef CONFIG_UCODE_PATCH
451
452 #define CONFIG_DISK_SPINUP_TIME 1000000
453
454 /* PCMCIA configuration */
455
456 #define PCMCIA_MAX_SLOTS 1
457
458 #ifdef CONFIG_MPC860
459 #define PCMCIA_SLOT_A 1
460 #endif
461
462 #define CFG_DAUGHTERBOARD
463
464 #endif /* __CONFIG_H */