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1 /*
2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8 /*
9 * board/config.h - configuration options, board specific
10 */
11
12 #ifndef __CONFIG_H
13 #define __CONFIG_H
14
15 /*
16 * High Level Configuration Options
17 * (easy to change)
18 */
19
20 #define CONFIG_MPC823 1 /* This is a MPC823 CPU */
21 #define CONFIG_R360MPI 1
22
23 #define CONFIG_SYS_TEXT_BASE 0x40000000
24
25 #define CONFIG_LCD
26 #define CONFIG_MPC8XX_LCD
27 #undef CONFIG_EDT32F10
28 #define CONFIG_SHARP_LQ057Q3DC02
29
30 #define CONFIG_SPLASH_SCREEN
31
32 #define MPC8XX_FACT 1 /* Multiply by 1 */
33 #define MPC8XX_XIN 50000000 /* 50 MHz in */
34 #define CONFIG_8xx_GCLK_FREQ 50000000 /* define if can't use get_gclk_freq */
35
36 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
37 #undef CONFIG_8xx_CONS_SMC2
38 #undef CONFIG_8xx_CONS_NONE
39 #define CONFIG_BAUDRATE 115200 /* console baudrate in bps */
40 #if 0
41 #define CONFIG_BOOTDELAY 0 /* immediate boot */
42 #else
43 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
44 #endif
45
46 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
47
48 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
49
50 #undef CONFIG_BOOTARGS
51 #define CONFIG_BOOTCOMMAND \
52 "bootp; " \
53 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
54 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
55 "bootm"
56
57 #undef CONFIG_SCC1_ENET
58 #define CONFIG_SCC2_ENET
59
60 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
61 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
62
63 #define CONFIG_MISC_INIT_R /* have misc_init_r() function */
64
65 #undef CONFIG_WATCHDOG /* watchdog disabled */
66
67 #define CONFIG_CAN_DRIVER /* CAN Driver support enabled */
68
69 /*
70 * BOOTP options
71 */
72 #define CONFIG_BOOTP_SUBNETMASK
73 #define CONFIG_BOOTP_GATEWAY
74 #define CONFIG_BOOTP_HOSTNAME
75 #define CONFIG_BOOTP_BOOTPATH
76 #define CONFIG_BOOTP_BOOTFILESIZE
77
78 #define CONFIG_MAC_PARTITION
79 #define CONFIG_DOS_PARTITION
80
81 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
82
83 #define CONFIG_HARD_I2C 1 /* To I2C with hardware support */
84 #undef CONFIG_SYS_I2C_SOFT /* To I2C with software support */
85 #define CONFIG_SYS_I2C_SPEED 4700 /* I2C speed and slave address */
86 #define CONFIG_SYS_I2C_SLAVE 0x7F
87
88 #if defined(CONFIG_SYS_I2C_SOFT)
89 #define CONFIG_SYS_SYS_I2C_SOFT_SPEED 4700 /* I2C speed and slave address */
90 #define CONFIG_SYS_SYS_I2C_SOFT_SLAVE 0x7F
91 /*
92 * Software (bit-bang) I2C driver configuration
93 */
94 #define PB_SCL 0x00000020 /* PB 26 */
95 #define PB_SDA 0x00000010 /* PB 27 */
96
97 #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
98 #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
99 #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
100 #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
101 #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
102 else immr->im_cpm.cp_pbdat &= ~PB_SDA
103 #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
104 else immr->im_cpm.cp_pbdat &= ~PB_SCL
105 #define I2C_DELAY udelay(50)
106 #endif /* #define(CONFIG_SYS_I2C_SOFT) */
107
108 #define CONFIG_SYS_I2C_LCD_ADDR 0x8 /* LCD Control */
109 #define CONFIG_SYS_I2C_KEY_ADDR 0x9 /* Keyboard coprocessor */
110 #define CONFIG_SYS_I2C_TEM_ADDR 0x49 /* Temperature Sensors */
111
112
113 /*
114 * Command line configuration.
115 */
116 #include <config_cmd_default.h>
117
118 #define CONFIG_CMD_BMP
119 #define CONFIG_CMD_BSP
120 #define CONFIG_CMD_DATE
121 #define CONFIG_CMD_DHCP
122 #define CONFIG_CMD_I2C
123 #define CONFIG_CMD_IDE
124 #define CONFIG_CMD_JFFS2
125 #define CONFIG_CMD_NFS
126 #define CONFIG_CMD_PCMCIA
127 #define CONFIG_CMD_SNTP
128
129
130 /*
131 * Miscellaneous configurable options
132 */
133 #define CONFIG_SYS_DEVICE_NULLDEV 1 /* we need the null device */
134 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 /* must set console from env */
135
136 #define CONFIG_SYS_LONGHELP /* undef to save memory */
137 #if defined(CONFIG_CMD_KGDB)
138 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
139 #else
140 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
141 #endif
142 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
143 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
144 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
145
146 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
147 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
148
149 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
150
151 /*
152 * JFFS2 partitions
153 */
154 /* No command line, one static partition
155 * use all the space starting at offset 3MB*/
156 #undef CONFIG_CMD_MTDPARTS
157 #define CONFIG_JFFS2_DEV "nor0"
158 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
159 #define CONFIG_JFFS2_PART_OFFSET 0x00300000
160
161 /* mtdparts command line support */
162 /*
163 #define CONFIG_CMD_MTDPARTS
164 #define MTDIDS_DEFAULT "nor0=r360-0"
165 #define MTDPARTS_DEFAULT "mtdparts=r360-0:-@3m(user)"
166 */
167
168 /*
169 * Low Level Configuration Settings
170 * (address mappings, register initial values, etc.)
171 * You should know what you are doing if you make changes here.
172 */
173 /*-----------------------------------------------------------------------
174 * Internal Memory Mapped Register
175 */
176 #define CONFIG_SYS_IMMR 0xFF000000
177
178 /*-----------------------------------------------------------------------
179 * Definitions for initial stack pointer and data area (in DPRAM)
180 */
181 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
182 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
183 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
184 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
185
186 /*-----------------------------------------------------------------------
187 * Start addresses for the final memory configuration
188 * (Set up by the startup code)
189 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
190 */
191 #define CONFIG_SYS_SDRAM_BASE 0x00000000
192 #define CONFIG_SYS_FLASH_BASE 0x40000000
193 #if defined(DEBUG)
194 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
195 #else
196 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
197 #endif
198 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
199 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
200
201 /*
202 * For booting Linux, the board info and command line data
203 * have to be in the first 8 MB of memory, since this is
204 * the maximum mapped by the Linux kernel during initialization.
205 */
206 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
207
208 /*-----------------------------------------------------------------------
209 * FLASH organization
210 */
211 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
212 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
213
214 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
215 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
216
217 #define CONFIG_ENV_IS_IN_FLASH 1
218 #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment */
219 #define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment sector */
220 #define CONFIG_ENV_SIZE 0x4000 /* Used Size of Environment sector */
221 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
222
223 /*-----------------------------------------------------------------------
224 * Cache Configuration
225 */
226 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
227 #if defined(CONFIG_CMD_KGDB)
228 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
229 #endif
230
231 /*-----------------------------------------------------------------------
232 * SYPCR - System Protection Control 11-9
233 * SYPCR can only be written once after reset!
234 *-----------------------------------------------------------------------
235 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
236 */
237 #if defined(CONFIG_WATCHDOG)
238 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
239 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
240 #else
241 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
242 #endif
243
244 /*-----------------------------------------------------------------------
245 * SIUMCR - SIU Module Configuration 11-6
246 *-----------------------------------------------------------------------
247 * PCMCIA config., multi-function pin tri-state
248 */
249 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
250
251 /*-----------------------------------------------------------------------
252 * TBSCR - Time Base Status and Control 11-26
253 *-----------------------------------------------------------------------
254 * Clear Reference Interrupt Status, Timebase freezing enabled
255 */
256 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
257
258 /*-----------------------------------------------------------------------
259 * RTCSC - Real-Time Clock Status and Control Register 11-27
260 *-----------------------------------------------------------------------
261 */
262 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
263
264 /*-----------------------------------------------------------------------
265 * PISCR - Periodic Interrupt Status and Control 11-31
266 *-----------------------------------------------------------------------
267 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
268 */
269 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
270
271 /*-----------------------------------------------------------------------
272 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
273 *-----------------------------------------------------------------------
274 * Reset PLL lock status sticky bit, timer expired status bit and timer
275 * interrupt status bit
276 *
277 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
278 */
279 #ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
280 #define CONFIG_SYS_PLPRCR \
281 ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
282 #else /* up to 50 MHz we use a 1:1 clock */
283 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
284 #endif /* CONFIG_80MHz */
285
286 /*-----------------------------------------------------------------------
287 * SCCR - System Clock and reset Control Register 15-27
288 *-----------------------------------------------------------------------
289 * Set clock output, timebase and RTC source and divider,
290 * power management and some other internal clocks
291 */
292 #define SCCR_MASK SCCR_EBDF11
293 #define CONFIG_SYS_SCCR (SCCR_TBS | \
294 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
295 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
296 SCCR_DFALCD00)
297
298 /*-----------------------------------------------------------------------
299 * PCMCIA stuff
300 *-----------------------------------------------------------------------
301 *
302 */
303 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
304 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
305 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
306 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
307 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
308 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
309 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
310 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
311
312 /*-----------------------------------------------------------------------
313 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
314 *-----------------------------------------------------------------------
315 */
316
317 #if 1
318 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
319 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
320
321 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
322 #undef CONFIG_IDE_LED /* LED for ide not supported */
323 #undef CONFIG_IDE_RESET /* reset for ide not supported */
324
325 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
326 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
327
328 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
329
330 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
331
332 /* Offset for data I/O */
333 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
334
335 /* Offset for normal register accesses */
336 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
337
338 /* Offset for alternate registers */
339 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
340 #endif
341
342 /*-----------------------------------------------------------------------
343 *
344 *-----------------------------------------------------------------------
345 *
346 */
347 #define CONFIG_SYS_DER 0
348
349 /*
350 * Init Memory Controller:
351 *
352 * BR0/1 and OR0/1 (FLASH)
353 */
354
355 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
356
357 /* used to re-map FLASH both when starting from SRAM or FLASH:
358 * restrict access enough to keep SRAM working (if any)
359 * but not too much to meddle with FLASH accesses
360 */
361 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
362 #define CONFIG_SYS_PRELIM_OR_AM 0xFF000000 /* OR addr mask */
363
364 /*
365 * FLASH timing:
366 */
367 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_SCY_7_CLK | OR_BI)
368
369 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
370 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
371 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
372
373
374 /*
375 * BR2 and OR2 (SDRAM)
376 *
377 */
378 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
379 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
380
381 #define CONFIG_SYS_PRELIM_OR2_AM 0xF8000000 /* OR addr mask */
382
383 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
384 #define CONFIG_SYS_OR_TIMING_SDRAM (OR_ACS_DIV1 | OR_CSNT_SAM | \
385 OR_SCY_0_CLK | OR_G5LS)
386
387 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR2_AM | CONFIG_SYS_OR_TIMING_SDRAM )
388 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
389
390 /*
391 * BR3 and OR3 (CAN Controller)
392 */
393 #ifdef CONFIG_CAN_DRIVER
394 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN base address */
395 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
396 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA |OR_BI)
397 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
398 BR_PS_8 | BR_MS_UPMB | BR_V)
399 #endif /* CONFIG_CAN_DRIVER */
400
401
402 /*
403 * Memory Periodic Timer Prescaler
404 *
405 * The Divider for PTA (refresh timer) configuration is based on an
406 * example SDRAM configuration (64 MBit, one bank). The adjustment to
407 * the number of chip selects (NCS) and the actually needed refresh
408 * rate is done by setting MPTPR.
409 *
410 * PTA is calculated from
411 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
412 *
413 * gclk CPU clock (not bus clock!)
414 * Trefresh Refresh cycle * 4 (four word bursts used)
415 *
416 * 4096 Rows from SDRAM example configuration
417 * 1000 factor s -> ms
418 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
419 * 4 Number of refresh cycles per period
420 * 64 Refresh cycle in ms per number of rows
421 * --------------------------------------------
422 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
423 *
424 * 50 MHz => 50.000.000 / Divider = 98
425 * 66 Mhz => 66.000.000 / Divider = 129
426 * 80 Mhz => 80.000.000 / Divider = 156
427 */
428 #if defined(CONFIG_80MHz)
429 #define CONFIG_SYS_MAMR_PTA 156
430 #elif defined(CONFIG_66MHz)
431 #define CONFIG_SYS_MAMR_PTA 129
432 #else /* 50 MHz */
433 #define CONFIG_SYS_MAMR_PTA 98
434 #endif /*CONFIG_??MHz */
435
436 /*
437 * For 16 MBit, refresh rates could be 31.3 us
438 * (= 64 ms / 2K = 125 / quad bursts).
439 * For a simpler initialization, 15.6 us is used instead.
440 *
441 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
442 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
443 */
444 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
445 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
446
447 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
448 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
449 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
450
451 /*
452 * MAMR settings for SDRAM
453 */
454
455 /* 8 column SDRAM */
456 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
457 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
458 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
459 /* 9 column SDRAM */
460 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
461 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
462 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
463
464 #endif /* __CONFIG_H */