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1 /*
2 * (C) Copyright 2007-2009 DENX Software Engineering
3 *
4 * See file CREDITS for list of people who contributed to this
5 * project.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22
23 /*
24 * MPC5121ADS board configuration file
25 */
26
27 #ifndef __CONFIG_H
28 #define __CONFIG_H
29
30 #define CONFIG_MPC5121ADS 1
31 /*
32 * Memory map for the MPC5121ADS board:
33 *
34 * 0x0000_0000 - 0x0FFF_FFFF DDR RAM (256 MB)
35 * 0x3000_0000 - 0x3001_FFFF SRAM (128 KB)
36 * 0x8000_0000 - 0x803F_FFFF IMMR (4 MB)
37 * 0x8200_0000 - 0x8200_001F CPLD (32 B)
38 * 0x8400_0000 - 0x82FF_FFFF PCI I/O space (16 MB)
39 * 0xA000_0000 - 0xAFFF_FFFF PCI memory space (256 MB)
40 * 0xB000_0000 - 0xBFFF_FFFF PCI memory mapped I/O space (256 MB)
41 * 0xFC00_0000 - 0xFFFF_FFFF NOR Boot FLASH (64 MB)
42 */
43
44 /*
45 * High Level Configuration Options
46 */
47 #define CONFIG_E300 1 /* E300 Family */
48 #define CONFIG_MPC512X 1 /* MPC512X family */
49
50 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
51
52 /* video */
53 #ifdef CONFIG_FSL_DIU_FB
54 #define CONFIG_SYS_DIU_ADDR (CONFIG_SYS_IMMR + 0x2100)
55 #define CONFIG_VIDEO
56 #define CONFIG_CMD_BMP
57 #define CONFIG_CFB_CONSOLE
58 #define CONFIG_VIDEO_SW_CURSOR
59 #define CONFIG_VGA_AS_SINGLE_DEVICE
60 #define CONFIG_VIDEO_LOGO
61 #define CONFIG_VIDEO_BMP_LOGO
62 #endif
63
64 /* CONFIG_PCI is defined at config time */
65
66 #ifdef CONFIG_MPC5121ADS_REV2
67 #define CONFIG_SYS_MPC512X_CLKIN 66000000 /* in Hz */
68 #else
69 #define CONFIG_SYS_MPC512X_CLKIN 33333333 /* in Hz */
70 #define CONFIG_PCI
71 #endif
72
73 #define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */
74 #define CONFIG_MISC_INIT_R
75
76 #define CONFIG_SYS_IMMR 0x80000000
77
78 #define CONFIG_SYS_MEMTEST_START 0x00200000 /* memtest region */
79 #define CONFIG_SYS_MEMTEST_END 0x00400000
80
81 /*
82 * DDR Setup - manually set all parameters as there's no SPD etc.
83 */
84 #ifdef CONFIG_MPC5121ADS_REV2
85 #define CONFIG_SYS_DDR_SIZE 256 /* MB */
86 #else
87 #define CONFIG_SYS_DDR_SIZE 512 /* MB */
88 #endif
89 #define CONFIG_SYS_DDR_BASE 0x00000000 /* DDR is system memory*/
90 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_BASE
91 #define CONFIG_SYS_MAX_RAM_SIZE 0x20000000
92
93 #define CONFIG_SYS_IOCTRL_MUX_DDR 0x00000036
94
95 /* DDR Controller Configuration
96 *
97 * SYS_CFG:
98 * [31:31] MDDRC Soft Reset: Diabled
99 * [30:30] DRAM CKE pin: Enabled
100 * [29:29] DRAM CLK: Enabled
101 * [28:28] Command Mode: Enabled (For initialization only)
102 * [27:25] DRAM Row Select: dram_row[15:0] = magenta_address[25:10]
103 * [24:21] DRAM Bank Select: dram_bank[1:0] = magenta_address[11:10]
104 * [20:19] Read Test: DON'T USE
105 * [18:18] Self Refresh: Enabled
106 * [17:17] 16bit Mode: Disabled
107 * [16:13] Ready Delay: 2
108 * [12:12] Half DQS Delay: Disabled
109 * [11:11] Quarter DQS Delay: Disabled
110 * [10:08] Write Delay: 2
111 * [07:07] Early ODT: Disabled
112 * [06:06] On DIE Termination: Disabled
113 * [05:05] FIFO Overflow Clear: DON'T USE here
114 * [04:04] FIFO Underflow Clear: DON'T USE here
115 * [03:03] FIFO Overflow Pending: DON'T USE here
116 * [02:02] FIFO Underlfow Pending: DON'T USE here
117 * [01:01] FIFO Overlfow Enabled: Enabled
118 * [00:00] FIFO Underflow Enabled: Enabled
119 * TIME_CFG0
120 * [31:16] DRAM Refresh Time: 0 CSB clocks
121 * [15:8] DRAM Command Time: 0 CSB clocks
122 * [07:00] DRAM Precharge Time: 0 CSB clocks
123 * TIME_CFG1
124 * [31:26] DRAM tRFC:
125 * [25:21] DRAM tWR1:
126 * [20:17] DRAM tWRT1:
127 * [16:11] DRAM tDRR:
128 * [10:05] DRAM tRC:
129 * [04:00] DRAM tRAS:
130 * TIME_CFG2
131 * [31:28] DRAM tRCD:
132 * [27:23] DRAM tFAW:
133 * [22:19] DRAM tRTW1:
134 * [18:15] DRAM tCCD:
135 * [14:10] DRAM tRTP:
136 * [09:05] DRAM tRP:
137 * [04:00] DRAM tRPA
138 */
139 #ifdef CONFIG_MPC5121ADS_REV2
140 #define CONFIG_SYS_MDDRC_SYS_CFG 0xE8604A00
141 #define CONFIG_SYS_MDDRC_TIME_CFG1 0x54EC1168
142 #define CONFIG_SYS_MDDRC_TIME_CFG2 0x35210864
143 #else
144 #define CONFIG_SYS_MDDRC_SYS_CFG 0xEA804A00
145 #define CONFIG_SYS_MDDRC_TIME_CFG1 0x68EC1168
146 #define CONFIG_SYS_MDDRC_TIME_CFG2 0x34310864
147 #endif
148 #define CONFIG_SYS_MDDRC_TIME_CFG0 0x06183D2E
149
150 #define CONFIG_SYS_MDDRC_SYS_CFG_ELPIDA 0xEA802B00
151 #define CONFIG_SYS_MDDRC_TIME_CFG1_ELPIDA 0x690e1189
152 #define CONFIG_SYS_MDDRC_TIME_CFG2_ELPIDA 0x35310864
153
154 #define CONFIG_SYS_DDRCMD_NOP 0x01380000
155 #define CONFIG_SYS_DDRCMD_PCHG_ALL 0x01100400
156 #define CONFIG_SYS_DDRCMD_EM2 0x01020000
157 #define CONFIG_SYS_DDRCMD_EM3 0x01030000
158 #define CONFIG_SYS_DDRCMD_EN_DLL 0x01010000
159 #define CONFIG_SYS_DDRCMD_RFSH 0x01080000
160
161 #define DDRCMD_EMR_OCD(pr, ohm) ( \
162 (1 << 24) | /* MDDRC Command Request */ \
163 (1 << 16) | /* MODE Reg BA[2:0] */ \
164 (0 << 12) | /* Outputs 0=Enabled */ \
165 (0 << 11) | /* RDQS */ \
166 (1 << 10) | /* DQS# */ \
167 (pr << 7) | /* OCD prog 7=deflt,0=exit */ \
168 /* ODT Rtt[1:0] 0=0,1=75,2=150,3=50 */ \
169 ((ohm & 0x2) << 5)| /* Rtt1 */ \
170 (0 << 3) | /* additive posted CAS# */ \
171 ((ohm & 0x1) << 2)| /* Rtt0 */ \
172 (0 << 0) | /* Output Drive Strength */ \
173 (0 << 0)) /* DLL Enable 0=Normal */
174
175 #define CONFIG_SYS_DDRCMD_OCD_DEFAULT DDRCMD_EMR_OCD(7, 0)
176 #define CONFIG_SYS_ELPIDA_OCD_EXIT DDRCMD_EMR_OCD(0, 0)
177
178 #define DDRCMD_MODE_REG(cas, wr) ( \
179 (1 << 24) | /* MDDRC Command Request */ \
180 (0 << 16) | /* MODE Reg BA[2:0] */ \
181 ((wr-1) << 9)| /* Write Recovery */ \
182 (cas << 4) | /* CAS */ \
183 (0 << 3) | /* Burst Type:0=Sequential,1=Interleaved */ \
184 (2 << 0)) /* 4 or 8 Burst Length:0x2=4 0x3=8 */
185
186 #define CONFIG_SYS_MICRON_INIT_DEV_OP DDRCMD_MODE_REG(3, 3)
187 #define CONFIG_SYS_ELPIDA_INIT_DEV_OP DDRCMD_MODE_REG(4, 4)
188 #define CONFIG_SYS_ELPIDA_RES_DLL (DDRCMD_MODE_REG(4, 4) | (1 << 8))
189
190 /* DDR Priority Manager Configuration */
191 #define CONFIG_SYS_MDDRCGRP_PM_CFG1 0x00077777
192 #define CONFIG_SYS_MDDRCGRP_PM_CFG2 0x00000000
193 #define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG 0x00000001
194 #define CONFIG_SYS_MDDRCGRP_LUT0_MU 0xFFEEDDCC
195 #define CONFIG_SYS_MDDRCGRP_LUT0_ML 0xBBAAAAAA
196 #define CONFIG_SYS_MDDRCGRP_LUT1_MU 0x66666666
197 #define CONFIG_SYS_MDDRCGRP_LUT1_ML 0x55555555
198 #define CONFIG_SYS_MDDRCGRP_LUT2_MU 0x44444444
199 #define CONFIG_SYS_MDDRCGRP_LUT2_ML 0x44444444
200 #define CONFIG_SYS_MDDRCGRP_LUT3_MU 0x55555555
201 #define CONFIG_SYS_MDDRCGRP_LUT3_ML 0x55555558
202 #define CONFIG_SYS_MDDRCGRP_LUT4_MU 0x11111111
203 #define CONFIG_SYS_MDDRCGRP_LUT4_ML 0x11111122
204 #define CONFIG_SYS_MDDRCGRP_LUT0_AU 0xaaaaaaaa
205 #define CONFIG_SYS_MDDRCGRP_LUT0_AL 0xaaaaaaaa
206 #define CONFIG_SYS_MDDRCGRP_LUT1_AU 0x66666666
207 #define CONFIG_SYS_MDDRCGRP_LUT1_AL 0x66666666
208 #define CONFIG_SYS_MDDRCGRP_LUT2_AU 0x11111111
209 #define CONFIG_SYS_MDDRCGRP_LUT2_AL 0x11111111
210 #define CONFIG_SYS_MDDRCGRP_LUT3_AU 0x11111111
211 #define CONFIG_SYS_MDDRCGRP_LUT3_AL 0x11111111
212 #define CONFIG_SYS_MDDRCGRP_LUT4_AU 0x11111111
213 #define CONFIG_SYS_MDDRCGRP_LUT4_AL 0x11111111
214
215 /*
216 * NOR FLASH on the Local Bus
217 */
218 #undef CONFIG_BKUP_FLASH
219 #define CONFIG_SYS_FLASH_CFI /* use the Common Flash Interface */
220 #define CONFIG_FLASH_CFI_DRIVER /* use the CFI driver */
221 #ifdef CONFIG_BKUP_FLASH
222 #define CONFIG_SYS_FLASH_BASE 0xFF800000 /* start of FLASH */
223 #define CONFIG_SYS_FLASH_SIZE 0x00800000 /* max flash size in bytes */
224 #else
225 #define CONFIG_SYS_FLASH_BASE 0xFC000000 /* start of FLASH */
226 #define CONFIG_SYS_FLASH_SIZE 0x04000000 /* max flash size in bytes */
227 #endif
228 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
229 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
230 #define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE}
231 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max sectors per device */
232
233 #undef CONFIG_SYS_FLASH_CHECKSUM
234
235 /*
236 * NAND FLASH
237 * drivers/mtd/nand/mpc5121_nfc.c (rev 2 silicon only)
238 */
239 #define CONFIG_CMD_NAND /* enable NAND support */
240 #define CONFIG_JFFS2_NAND /* with JFFS2 on it */
241 #define CONFIG_NAND_MPC5121_NFC
242 #define CONFIG_SYS_NAND_BASE 0x40000000
243
244 #define CONFIG_SYS_MAX_NAND_DEVICE 2
245 #define NAND_MAX_CHIPS CONFIG_SYS_MAX_NAND_DEVICE
246 #define CONFIG_SYS_NAND_SELECT_DEVICE /* driver supports mutipl. chips */
247
248 /*
249 * Configuration parameters for MPC5121 NAND driver
250 */
251 #define CONFIG_FSL_NFC_WIDTH 1
252 #define CONFIG_FSL_NFC_WRITE_SIZE 2048
253 #define CONFIG_FSL_NFC_SPARE_SIZE 64
254 #define CONFIG_FSL_NFC_CHIPS CONFIG_SYS_MAX_NAND_DEVICE
255
256 /*
257 * CPLD registers area is really only 32 bytes in size, but the smallest possible LP
258 * window is 64KB
259 */
260 #define CONFIG_SYS_CPLD_BASE 0x82000000
261 #define CONFIG_SYS_CPLD_SIZE 0x00010000 /* 64 KB */
262
263 #define CONFIG_SYS_SRAM_BASE 0x30000000
264 #define CONFIG_SYS_SRAM_SIZE 0x00020000 /* 128 KB */
265
266 #define CONFIG_SYS_CS0_CFG 0x05059310 /* ALE active low, data size 4bytes */
267 #define CONFIG_SYS_CS2_CFG 0x05059010 /* ALE active low, data size 1byte */
268 #define CONFIG_SYS_CS_ALETIMING 0x00000005 /* Use alternative CS timing for CS0 and CS2 */
269
270 /* Use SRAM for initial stack */
271 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_SRAM_BASE /* Initial RAM address */
272 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_SRAM_SIZE /* Size of used area in RAM */
273
274 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
275 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
276
277 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of monitor */
278 #define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
279 #ifdef CONFIG_FSL_DIU_FB
280 #define CONFIG_SYS_MALLOC_LEN (6 * 1024 * 1024) /* Reserved for malloc */
281 #else
282 #define CONFIG_SYS_MALLOC_LEN (512 * 1024)
283 #endif
284
285 /*
286 * Serial Port
287 */
288 #define CONFIG_CONS_INDEX 1
289
290 /*
291 * Serial console configuration
292 */
293 #define CONFIG_PSC_CONSOLE 3 /* console is on PSC3 */
294 #if CONFIG_PSC_CONSOLE != 3
295 #error CONFIG_PSC_CONSOLE must be 3
296 #endif
297 #define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
298 #define CONFIG_SYS_BAUDRATE_TABLE \
299 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
300
301 #define CONSOLE_FIFO_TX_SIZE FIFOC_PSC3_TX_SIZE
302 #define CONSOLE_FIFO_TX_ADDR FIFOC_PSC3_TX_ADDR
303 #define CONSOLE_FIFO_RX_SIZE FIFOC_PSC3_RX_SIZE
304 #define CONSOLE_FIFO_RX_ADDR FIFOC_PSC3_RX_ADDR
305
306 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
307 /* Use the HUSH parser */
308 #define CONFIG_SYS_HUSH_PARSER
309 #ifdef CONFIG_SYS_HUSH_PARSER
310 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
311 #endif
312
313 /*
314 * PCI
315 */
316 #ifdef CONFIG_PCI
317
318 /*
319 * General PCI
320 */
321 #define CONFIG_SYS_PCI_MEM_BASE 0xA0000000
322 #define CONFIG_SYS_PCI_MEM_PHYS CONFIG_SYS_PCI_MEM_BASE
323 #define CONFIG_SYS_PCI_MEM_SIZE 0x10000000 /* 256M */
324 #define CONFIG_SYS_PCI_MMIO_BASE (CONFIG_SYS_PCI_MEM_BASE + CONFIG_SYS_PCI_MEM_SIZE)
325 #define CONFIG_SYS_PCI_MMIO_PHYS CONFIG_SYS_PCI_MMIO_BASE
326 #define CONFIG_SYS_PCI_MMIO_SIZE 0x10000000 /* 256M */
327 #define CONFIG_SYS_PCI_IO_BASE 0x00000000
328 #define CONFIG_SYS_PCI_IO_PHYS 0x84000000
329 #define CONFIG_SYS_PCI_IO_SIZE 0x01000000 /* 16M */
330
331
332 #define CONFIG_PCI_PNP /* do pci plug-and-play */
333
334 #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
335
336 #endif
337
338 /* I2C */
339 #define CONFIG_HARD_I2C /* I2C with hardware support */
340 #undef CONFIG_SOFT_I2C /* so disable bit-banged I2C */
341 #define CONFIG_I2C_MULTI_BUS
342 #define CONFIG_SYS_I2C_SPEED 100000 /* I2C speed and slave address */
343 #define CONFIG_SYS_I2C_SLAVE 0x7F
344 #if 0
345 #define CONFIG_SYS_I2C_NOPROBES {{0,0x69}} /* Don't probe these addrs */
346 #endif
347
348 /*
349 * IIM - IC Identification Module
350 */
351 #undef CONFIG_IIM
352
353 /*
354 * EEPROM configuration
355 */
356 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* 16-bit EEPROM address */
357 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Atmel: AT24C32A-10TQ-2.7 */
358 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* 10ms of delay */
359 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 /* 32-Byte Page Write Mode */
360
361 /*
362 * Ethernet configuration
363 */
364 #define CONFIG_MPC512x_FEC 1
365 #define CONFIG_PHY_ADDR 0x1
366 #define CONFIG_MII 1 /* MII PHY management */
367 #define CONFIG_FEC_AN_TIMEOUT 1
368 #define CONFIG_HAS_ETH0
369
370 /*
371 * Configure on-board RTC
372 */
373 #define CONFIG_RTC_M41T62 /* use M41T62 rtc via i2 */
374 #define CONFIG_SYS_I2C_RTC_ADDR 0x68 /* at address 0x68 */
375
376 /*
377 * USB Support
378 */
379 #define CONFIG_CMD_USB
380
381 #if defined(CONFIG_CMD_USB)
382 #define CONFIG_USB_EHCI /* Enable EHCI Support */
383 #define CONFIG_USB_EHCI_FSL /* On a FSL platform */
384 #define CONFIG_EHCI_MMIO_BIG_ENDIAN /* With big-endian regs */
385 #define CONFIG_EHCI_DESC_BIG_ENDIAN
386 #define CONFIG_EHCI_IS_TDI
387 #define CONFIG_USB_STORAGE
388 #endif
389
390 /*
391 * Environment
392 */
393 #define CONFIG_ENV_IS_IN_FLASH 1
394 /* This has to be a multiple of the Flash sector size */
395 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
396 #define CONFIG_ENV_SIZE 0x2000
397 #ifdef CONFIG_BKUP_FLASH
398 #define CONFIG_ENV_SECT_SIZE 0x20000 /* one sector (256K) for env */
399 #else
400 #define CONFIG_ENV_SECT_SIZE 0x40000 /* one sector (256K) for env */
401 #endif
402
403 /* Address and size of Redundant Environment Sector */
404 #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
405 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
406
407 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
408 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
409
410 #include <config_cmd_default.h>
411
412 #define CONFIG_CMD_ASKENV
413 #define CONFIG_CMD_DATE
414 #define CONFIG_CMD_DHCP
415 #define CONFIG_CMD_EEPROM
416 #define CONFIG_CMD_EXT2
417 #define CONFIG_CMD_I2C
418 #define CONFIG_CMD_IDE
419 #define CONFIG_CMD_JFFS2
420 #define CONFIG_CMD_MII
421 #define CONFIG_CMD_NFS
422 #define CONFIG_CMD_PING
423 #define CONFIG_CMD_REGINFO
424
425 #undef CONFIG_CMD_FUSE
426
427 #if defined(CONFIG_PCI)
428 #define CONFIG_CMD_PCI
429 #endif
430
431 /*
432 * Dynamic MTD partition support
433 */
434 #define CONFIG_CMD_MTDPARTS
435 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
436 #define CONFIG_FLASH_CFI_MTD
437 #define MTDIDS_DEFAULT "nor0=fc000000.flash,nand0=mpc5121.nand"
438
439 /*
440 * NOR flash layout:
441 *
442 * FC000000 - FEABFFFF 42.75 MiB User Data
443 * FEAC0000 - FFABFFFF 16 MiB Root File System
444 * FFAC0000 - FFEBFFFF 4 MiB Linux Kernel
445 * FFEC0000 - FFEFFFFF 256 KiB Device Tree
446 * FFF00000 - FFFFFFFF 1 MiB U-Boot (up to 512 KiB) and 2 x * env
447 *
448 * NAND flash layout: one big partition
449 */
450 #define MTDPARTS_DEFAULT "mtdparts=fc000000.flash:43776k(user)," \
451 "16m(rootfs)," \
452 "4m(kernel)," \
453 "256k(dtb)," \
454 "1m(u-boot);" \
455 "mpc5121.nand:-(data)"
456
457
458 #if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_EXT2) || defined(CONFIG_CMD_USB)
459
460 #define CONFIG_DOS_PARTITION
461 #define CONFIG_MAC_PARTITION
462 #define CONFIG_ISO_PARTITION
463
464 #define CONFIG_CMD_FAT
465 #define CONFIG_SUPPORT_VFAT
466
467 #endif /* defined(CONFIG_CMD_IDE) */
468
469 /*
470 * Watchdog timeout = CONFIG_SYS_WATCHDOG_VALUE * 65536 / IPS clock.
471 * For example, when IPS is set to 66MHz and CONFIG_SYS_WATCHDOG_VALUE is set
472 * to 0xFFFF, watchdog timeouts after about 64s. For details refer
473 * to chapter 36 of the MPC5121e Reference Manual.
474 */
475 /* #define CONFIG_WATCHDOG */ /* enable watchdog */
476 #define CONFIG_SYS_WATCHDOG_VALUE 0xFFFF
477
478 /*
479 * Miscellaneous configurable options
480 */
481 #define CONFIG_SYS_LONGHELP /* undef to save memory */
482 #define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
483 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
484
485 #ifdef CONFIG_CMD_KGDB
486 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
487 #else
488 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
489 #endif
490
491
492 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
493 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
494 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
495 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1ms ticks */
496
497 /*
498 * For booting Linux, the board info and command line data
499 * have to be in the first 256 MB of memory, since this is
500 * the maximum mapped by the Linux kernel during initialization.
501 */
502 #define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux*/
503
504 /* Cache Configuration */
505 #define CONFIG_SYS_DCACHE_SIZE 32768
506 #define CONFIG_SYS_CACHELINE_SIZE 32
507 #ifdef CONFIG_CMD_KGDB
508 #define CONFIG_SYS_CACHELINE_SHIFT 5 /*log base 2 of the above value*/
509 #endif
510
511 #define CONFIG_SYS_HID0_INIT 0x000000000
512 #define CONFIG_SYS_HID0_FINAL (HID0_ENABLE_MACHINE_CHECK | HID0_ICE)
513 #define CONFIG_SYS_HID2 HID2_HBE
514
515 #define CONFIG_HIGH_BATS 1 /* High BATs supported */
516
517 #ifdef CONFIG_CMD_KGDB
518 #define CONFIG_KGDB_BAUDRATE 230400 /* speed of kgdb serial port */
519 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
520 #endif
521
522 /*
523 * Environment Configuration
524 */
525 #define CONFIG_TIMESTAMP
526
527 #define CONFIG_HOSTNAME mpc5121ads
528 #define CONFIG_BOOTFILE "mpc5121ads/uImage"
529 #define CONFIG_ROOTPATH "/opt/eldk/ppc_6xx"
530
531 #define CONFIG_LOADADDR 400000 /* default location for tftp and bootm */
532
533 #define CONFIG_BOOTDELAY 5 /* -1 disables auto-boot */
534 #undef CONFIG_BOOTARGS /* the boot command will set bootargs */
535
536 #define CONFIG_BAUDRATE 115200
537
538 #define CONFIG_PREBOOT "echo;" \
539 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
540 "echo"
541
542 #define CONFIG_EXTRA_ENV_SETTINGS \
543 "u-boot_addr_r=200000\0" \
544 "kernel_addr_r=600000\0" \
545 "fdt_addr_r=880000\0" \
546 "ramdisk_addr_r=900000\0" \
547 "u-boot_addr=FFF00000\0" \
548 "kernel_addr=FFAC0000\0" \
549 "fdt_addr=FFEC0000\0" \
550 "ramdisk_addr=FEAC0000\0" \
551 "ramdiskfile=mpc5121ads/uRamdisk\0" \
552 "u-boot=mpc5121ads/u-boot.bin\0" \
553 "bootfile=mpc5121ads/uImage\0" \
554 "fdtfile=mpc5121ads/mpc5121ads.dtb\0" \
555 "rootpath=/opt/eldk/ppc_6xx\n" \
556 "netdev=eth0\0" \
557 "consdev=ttyPSC0\0" \
558 "nfsargs=setenv bootargs root=/dev/nfs rw " \
559 "nfsroot=${serverip}:${rootpath}\0" \
560 "ramargs=setenv bootargs root=/dev/ram rw\0" \
561 "addip=setenv bootargs ${bootargs} " \
562 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
563 ":${hostname}:${netdev}:off panic=1\0" \
564 "addtty=setenv bootargs ${bootargs} " \
565 "console=${consdev},${baudrate}\0" \
566 "flash_nfs=run nfsargs addip addtty;" \
567 "bootm ${kernel_addr} - ${fdt_addr}\0" \
568 "flash_self=run ramargs addip addtty;" \
569 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
570 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
571 "tftp ${fdt_addr_r} ${fdtfile};" \
572 "run nfsargs addip addtty;" \
573 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
574 "net_self=tftp ${kernel_addr_r} ${bootfile};" \
575 "tftp ${ramdisk_addr_r} ${ramdiskfile};" \
576 "tftp ${fdt_addr_r} ${fdtfile};" \
577 "run ramargs addip addtty;" \
578 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
579 "load=tftp ${u-boot_addr_r} ${u-boot}\0" \
580 "update=protect off ${u-boot_addr} +${filesize};" \
581 "era ${u-boot_addr} +${filesize};" \
582 "cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0" \
583 "upd=run load update\0" \
584 ""
585
586 #define CONFIG_BOOTCOMMAND "run flash_self"
587
588 #define CONFIG_OF_LIBFDT 1
589 #define CONFIG_OF_BOARD_SETUP 1
590 #define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES 1
591
592 #define OF_CPU "PowerPC,5121@0"
593 #define OF_SOC_COMPAT "fsl,mpc5121-immr"
594 #define OF_TBCLK (bd->bi_busfreq / 4)
595 #define OF_STDOUT_PATH "/soc@80000000/serial@11300"
596
597 /*-----------------------------------------------------------------------
598 * IDE/ATA stuff
599 *-----------------------------------------------------------------------
600 */
601
602 #undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */
603 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
604 #undef CONFIG_IDE_LED /* LED for IDE not supported */
605
606 #define CONFIG_IDE_RESET /* reset for IDE supported */
607 #define CONFIG_IDE_PREINIT
608
609 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
610 #define CONFIG_SYS_IDE_MAXDEVICE 2 /* max. 1 drive per IDE bus */
611
612 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
613 #define CONFIG_SYS_ATA_BASE_ADDR get_pata_base()
614
615 /* Offset for data I/O RefMan MPC5121EE Table 28-10 */
616 #define CONFIG_SYS_ATA_DATA_OFFSET (0x00A0)
617
618 /* Offset for normal register accesses */
619 #define CONFIG_SYS_ATA_REG_OFFSET (CONFIG_SYS_ATA_DATA_OFFSET)
620
621 /* Offset for alternate registers RefMan MPC5121EE Table 28-23 */
622 #define CONFIG_SYS_ATA_ALT_OFFSET (0x00D8)
623
624 /* Interval between registers */
625 #define CONFIG_SYS_ATA_STRIDE 4
626
627 #define ATA_BASE_ADDR get_pata_base()
628
629 /*
630 * Control register bit definitions
631 */
632 #define FSL_ATA_CTRL_FIFO_RST_B 0x80000000
633 #define FSL_ATA_CTRL_ATA_RST_B 0x40000000
634 #define FSL_ATA_CTRL_FIFO_TX_EN 0x20000000
635 #define FSL_ATA_CTRL_FIFO_RCV_EN 0x10000000
636 #define FSL_ATA_CTRL_DMA_PENDING 0x08000000
637 #define FSL_ATA_CTRL_DMA_ULTRA 0x04000000
638 #define FSL_ATA_CTRL_DMA_WRITE 0x02000000
639 #define FSL_ATA_CTRL_IORDY_EN 0x01000000
640
641 #endif /* __CONFIG_H */