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aria: adjust memory controller initialization
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1 /*
2  * (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
3  * (C) Copyright 2009, DAVE Srl <www.dave.eu>
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23
24 /*
25  * Aria board configuration file
26  */
27
28 #ifndef __CONFIG_H
29 #define __CONFIG_H
30
31 #define CONFIG_ARIA 1
32 /*
33  * Memory map for the ARIA board:
34  *
35  * 0x0000_0000-0x0FFF_FFFF      DDR RAM (256 MB)
36  * 0x3000_0000-0x3001_FFFF      On Chip SRAM (128 KB)
37  * 0x3010_0000-0x3011_FFFF      On Board SRAM (128 KB) - CS6
38  * 0x3020_0000-0x3021_FFFF      FPGA (128 KB) - CS2
39  * 0x8000_0000-0x803F_FFFF      IMMR (4 MB)
40  * 0x8400_0000-0x82FF_FFFF      PCI I/O space (16 MB)
41  * 0xA000_0000-0xAFFF_FFFF      PCI memory space (256 MB)
42  * 0xB000_0000-0xBFFF_FFFF      PCI memory mapped I/O space (256 MB)
43  * 0xFC00_0000-0xFFFF_FFFF      NOR Boot FLASH (64 MB)
44  */
45
46 /*
47  * High Level Configuration Options
48  */
49 #define CONFIG_E300             1       /* E300 Family */
50 #define CONFIG_MPC512X          1       /* MPC512X family */
51 #define CONFIG_FSL_DIU_FB       1       /* FSL DIU */
52 #define CONFIG_FSL_DIU_LOGO_BMP 1       /* Don't include FSL DIU binary bmp */
53
54 /* video */
55 #undef CONFIG_VIDEO
56
57 #if defined(CONFIG_VIDEO)
58 #define CONFIG_CFB_CONSOLE
59 #define CONFIG_VGA_AS_SINGLE_DEVICE
60 #endif
61
62 /* CONFIG_PCI is defined at config time */
63
64 #define CONFIG_SYS_MPC512X_CLKIN        33000000        /* in Hz */
65
66 #define CONFIG_BOARD_EARLY_INIT_F               /* call board_early_init_f() */
67 #define CONFIG_MISC_INIT_R
68
69 #define CONFIG_SYS_IMMR                 0x80000000
70 #define CONFIG_SYS_DIU_ADDR             (CONFIG_SYS_IMMR+0x2100)
71
72 #define CONFIG_SYS_MEMTEST_START        0x00200000      /* memtest region */
73 #define CONFIG_SYS_MEMTEST_END          0x00400000
74
75 /*
76  * DDR Setup - manually set all parameters as there's no SPD etc.
77  */
78 #define CONFIG_SYS_DDR_SIZE             256             /* MB */
79 #define CONFIG_SYS_DDR_BASE             0x00000000
80 #define CONFIG_SYS_SDRAM_BASE           CONFIG_SYS_DDR_BASE
81
82 /* DDR Controller Configuration
83  *
84  * SYS_CFG:
85  *      [31:31] MDDRC Soft Reset:       Diabled
86  *      [30:30] DRAM CKE pin:           Enabled
87  *      [29:29] DRAM CLK:               Enabled
88  *      [28:28] Command Mode:           Enabled (For initialization only)
89  *      [27:25] DRAM Row Select:        dram_row[15:0] = magenta_address[25:10]
90  *      [24:21] DRAM Bank Select:       dram_bank[1:0] = magenta_address[11:10]
91  *      [20:19] Read Test:              DON'T USE
92  *      [18:18] Self Refresh:           Enabled
93  *      [17:17] 16bit Mode:             Disabled
94  *      [16:13] Ready Delay:            2
95  *      [12:12] Half DQS Delay:         Disabled
96  *      [11:11] Quarter DQS Delay:      Disabled
97  *      [10:08] Write Delay:            2
98  *      [07:07] Early ODT:              Disabled
99  *      [06:06] On DIE Termination:     Disabled
100  *      [05:05] FIFO Overflow Clear:    DON'T USE here
101  *      [04:04] FIFO Underflow Clear:   DON'T USE here
102  *      [03:03] FIFO Overflow Pending:  DON'T USE here
103  *      [02:02] FIFO Underlfow Pending: DON'T USE here
104  *      [01:01] FIFO Overlfow Enabled:  Enabled
105  *      [00:00] FIFO Underflow Enabled: Enabled
106  * TIME_CFG0
107  *      [31:16] DRAM Refresh Time:      0 CSB clocks
108  *      [15:8]  DRAM Command Time:      0 CSB clocks
109  *      [07:00] DRAM Precharge Time:    0 CSB clocks
110  * TIME_CFG1
111  *      [31:26] DRAM tRFC:
112  *      [25:21] DRAM tWR1:
113  *      [20:17] DRAM tWRT1:
114  *      [16:11] DRAM tDRR:
115  *      [10:05] DRAM tRC:
116  *      [04:00] DRAM tRAS:
117  * TIME_CFG2
118  *      [31:28] DRAM tRCD:
119  *      [27:23] DRAM tFAW:
120  *      [22:19] DRAM tRTW1:
121  *      [18:15] DRAM tCCD:
122  *      [14:10] DRAM tRTP:
123  *      [09:05] DRAM tRP:
124  *      [04:00] DRAM tRPA
125  */
126 #define CONFIG_SYS_MDDRC_SYS_CFG     (  (1 << 31) |     /* RST_B */ \
127                                         (1 << 30) |     /* CKE */ \
128                                         (1 << 29) |     /* CLK_ON */ \
129                                         (1 << 28) |     /* CMD_MODE */ \
130                                         (4 << 25) |     /* DRAM_ROW_SELECT */ \
131                                         (3 << 21) |     /* DRAM_BANK_SELECT */ \
132                                         (0 << 18) |     /* SELF_REF_EN */ \
133                                         (0 << 17) |     /* 16BIT_MODE */ \
134                                         (2 << 13) |     /* RDLY */ \
135                                         (0 << 12) |     /* HALF_DQS_DLY */ \
136                                         (1 << 11) |     /* QUART_DQS_DLY */ \
137                                         (2 <<  8) |     /* WDLY */ \
138                                         (0 <<  7) |     /* EARLY_ODT */ \
139                                         (1 <<  6) |     /* ON_DIE_TERMINATE */ \
140                                         (0 <<  5) |     /* FIFO_OV_CLEAR */ \
141                                         (0 <<  4) |     /* FIFO_UV_CLEAR */ \
142                                         (0 <<  1) |     /* FIFO_OV_EN */ \
143                                         (0 <<  0)       /* FIFO_UV_EN */ \
144                                      )
145
146 #define CONFIG_SYS_MDDRC_SYS_CFG_RUN    (CONFIG_SYS_MDDRC_SYS_CFG & ~(1 << 28))
147 #define CONFIG_SYS_MDDRC_TIME_CFG1      0x55D81189
148 #define CONFIG_SYS_MDDRC_TIME_CFG2      0x34790863
149
150 #define CONFIG_SYS_MDDRC_SYS_CFG_EN     0xF0000000
151 #define CONFIG_SYS_MDDRC_TIME_CFG0      0x00003D2E
152 #define CONFIG_SYS_MDDRC_TIME_CFG0_RUN  0x030C3D2E
153
154 #define CONFIG_SYS_MICRON_NOP           0x01380000
155 #define CONFIG_SYS_MICRON_PCHG_ALL      0x01100400
156 #define CONFIG_SYS_MICRON_EMR        (  (1 << 24) |     /* CMD_REQ */ \
157                                         (0 << 22) |     /* DRAM_CS */ \
158                                         (0 << 21) |     /* DRAM_RAS */ \
159                                         (0 << 20) |     /* DRAM_CAS */ \
160                                         (0 << 19) |     /* DRAM_WEB */ \
161                                         (1 << 16) |     /* DRAM_BS[2:0] */ \
162                                         (0 << 15) |     /* */ \
163                                         (0 << 12) |     /* A12->out */ \
164                                         (0 << 11) |     /* A11->RDQS */ \
165                                         (0 << 10) |     /* A10->DQS# */ \
166                                         (0 <<  7) |     /* OCD program */ \
167                                         (0 <<  6) |     /* Rtt1 */ \
168                                         (0 <<  3) |     /* posted CAS# */ \
169                                         (0 <<  2) |     /* Rtt0 */ \
170                                         (1 <<  1) |     /* ODS */ \
171                                         (0 <<  0)       /* DLL */ \
172                                      )
173 #define CONFIG_SYS_MICRON_EMR2          0x01020000
174 #define CONFIG_SYS_MICRON_EMR3          0x01030000
175 #define CONFIG_SYS_MICRON_RFSH          0x01080000
176 #define CONFIG_SYS_MICRON_INIT_DEV_OP   0x01000432
177 #define CONFIG_SYS_MICRON_EMR_OCD    (  (1 << 24) |     /* CMD_REQ */ \
178                                         (0 << 22) |     /* DRAM_CS */ \
179                                         (0 << 21) |     /* DRAM_RAS */ \
180                                         (0 << 20) |     /* DRAM_CAS */ \
181                                         (0 << 19) |     /* DRAM_WEB */ \
182                                         (1 << 16) |     /* DRAM_BS[2:0] */ \
183                                         (0 << 15) |     /* */ \
184                                         (0 << 12) |     /* A12->out */ \
185                                         (0 << 11) |     /* A11->RDQS */ \
186                                         (1 << 10) |     /* A10->DQS# */ \
187                                         (7 <<  7) |     /* OCD program */ \
188                                         (0 <<  6) |     /* Rtt1 */ \
189                                         (0 <<  3) |     /* posted CAS# */ \
190                                         (1 <<  2) |     /* Rtt0 */ \
191                                         (0 <<  1) |     /* ODS (Output Drive Strength) */ \
192                                         (0 <<  0)       /* DLL */ \
193                                      )
194
195 /*
196  * Backward compatible definitions,
197  * so we do not have to change cpu/mpc512x/fixed_sdram.c
198  */
199 #define CONFIG_SYS_MICRON_EM2           (CONFIG_SYS_MICRON_EMR2)
200 #define CONFIG_SYS_MICRON_EM3           (CONFIG_SYS_MICRON_EMR3)
201 #define CONFIG_SYS_MICRON_EN_DLL        (CONFIG_SYS_MICRON_EMR)
202 #define CONFIG_SYS_MICRON_OCD_DEFAULT   (CONFIG_SYS_MICRON_EMR_OCD)
203
204 /* DDR Priority Manager Configuration */
205 #define CONFIG_SYS_MDDRCGRP_PM_CFG1     0x00077777
206 #define CONFIG_SYS_MDDRCGRP_PM_CFG2     0x00000000
207 #define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG  0x00000001
208 #define CONFIG_SYS_MDDRCGRP_LUT0_MU     0xFFEEDDCC
209 #define CONFIG_SYS_MDDRCGRP_LUT0_ML     0xBBAAAAAA
210 #define CONFIG_SYS_MDDRCGRP_LUT1_MU     0x66666666
211 #define CONFIG_SYS_MDDRCGRP_LUT1_ML     0x55555555
212 #define CONFIG_SYS_MDDRCGRP_LUT2_MU     0x44444444
213 #define CONFIG_SYS_MDDRCGRP_LUT2_ML     0x44444444
214 #define CONFIG_SYS_MDDRCGRP_LUT3_MU     0x55555555
215 #define CONFIG_SYS_MDDRCGRP_LUT3_ML     0x55555558
216 #define CONFIG_SYS_MDDRCGRP_LUT4_MU     0x11111111
217 #define CONFIG_SYS_MDDRCGRP_LUT4_ML     0x11111122
218 #define CONFIG_SYS_MDDRCGRP_LUT0_AU     0xaaaaaaaa
219 #define CONFIG_SYS_MDDRCGRP_LUT0_AL     0xaaaaaaaa
220 #define CONFIG_SYS_MDDRCGRP_LUT1_AU     0x66666666
221 #define CONFIG_SYS_MDDRCGRP_LUT1_AL     0x66666666
222 #define CONFIG_SYS_MDDRCGRP_LUT2_AU     0x11111111
223 #define CONFIG_SYS_MDDRCGRP_LUT2_AL     0x11111111
224 #define CONFIG_SYS_MDDRCGRP_LUT3_AU     0x11111111
225 #define CONFIG_SYS_MDDRCGRP_LUT3_AL     0x11111111
226 #define CONFIG_SYS_MDDRCGRP_LUT4_AU     0x11111111
227 #define CONFIG_SYS_MDDRCGRP_LUT4_AL     0x11111111
228
229 /*
230  * NOR FLASH on the Local Bus
231  */
232 #define CONFIG_SYS_FLASH_CFI                            /* use the CFI code */
233 #define CONFIG_FLASH_CFI_DRIVER                         /* use the CFI driver */
234 #define CONFIG_SYS_FLASH_BASE           0xF8000000      /* start of FLASH */
235 #define CONFIG_SYS_FLASH_SIZE           0x08000000      /* max flash size */
236
237 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
238 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* number of banks */
239 #define CONFIG_SYS_FLASH_BANKS_LIST     {CONFIG_SYS_FLASH_BASE}
240 #define CONFIG_SYS_MAX_FLASH_SECT       1024            /* max sectors */
241
242 #undef CONFIG_SYS_FLASH_CHECKSUM
243
244 #define CONFIG_SYS_SRAM_BASE            0x30000000
245 #define CONFIG_SYS_SRAM_SIZE            0x00020000      /* 128 KB */
246
247 /* Make two SRAM regions contiguous */
248 #define CONFIG_SYS_ARIA_SRAM_BASE       (CONFIG_SYS_SRAM_BASE + \
249                                          CONFIG_SYS_SRAM_SIZE)
250 #define CONFIG_SYS_ARIA_SRAM_SIZE       0x00100000      /* reserve 1MB-window */
251
252 #define CONFIG_SYS_ARIA_FPGA_BASE       (CONFIG_SYS_ARIA_SRAM_BASE + \
253                                          CONFIG_SYS_ARIA_SRAM_SIZE)
254 #define CONFIG_SYS_ARIA_FPGA_SIZE       0x20000         /* 128 KB */
255
256 #define CONFIG_SYS_CS0_CFG              0x05059150
257 #define CONFIG_SYS_CS2_CFG              (       (5 << 24) | \
258                                                 (5 << 16) | \
259                                                 (1 << 15) | \
260                                                 (0 << 14) | \
261                                                 (0 << 13) | \
262                                                 (1 << 12) | \
263                                                 (0 << 10) | \
264                                                 (3 <<  8) | /* 32 bit */ \
265                                                 (0 <<  7) | \
266                                                 (1 <<  6) | \
267                                                 (1 <<  4) | \
268                                                 (0 <<  3) | \
269                                                 (0 <<  2) | \
270                                                 (0 <<  1) | \
271                                                 (0 <<  0)   \
272                                         )
273 #define CONFIG_SYS_CS6_CFG              0x05059150
274
275 /* Use alternative CS timing for CS0 and CS2 */
276 #define CONFIG_SYS_CS_ALETIMING 0x00000005
277
278 /* Use SRAM for initial stack */
279 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_SRAM_BASE
280 #define CONFIG_SYS_INIT_RAM_END         CONFIG_SYS_SRAM_SIZE
281
282 #define CONFIG_SYS_GBL_DATA_SIZE        0x100
283 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_END - \
284                                          CONFIG_SYS_GBL_DATA_SIZE)
285 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
286
287 #define CONFIG_SYS_MONITOR_BASE         TEXT_BASE
288 #define CONFIG_SYS_MONITOR_LEN          (256 * 1024)
289
290 #ifdef  CONFIG_FSL_DIU_FB
291 #define CONFIG_SYS_MALLOC_LEN           (6 * 1024 * 1024)
292 #else
293 #define CONFIG_SYS_MALLOC_LEN           (512 * 1024)
294 #endif
295
296 /* FPGA */
297 #define CONFIG_ARIA_FPGA                1
298
299 /*
300  * Serial Port
301  */
302 #define CONFIG_CONS_INDEX               1
303 #undef CONFIG_SERIAL_SOFTWARE_FIFO
304
305 /*
306  * Serial console configuration
307  */
308 #define CONFIG_PSC_CONSOLE              3       /* console on PSC3 */
309 #if CONFIG_PSC_CONSOLE != 3
310 #error CONFIG_PSC_CONSOLE must be 3
311 #endif
312
313 #define CONFIG_BAUDRATE                 115200  /* ... at 115200 bps */
314 #define CONFIG_SYS_BAUDRATE_TABLE  \
315         {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
316
317 #define CONSOLE_FIFO_TX_SIZE            FIFOC_PSC3_TX_SIZE
318 #define CONSOLE_FIFO_TX_ADDR            FIFOC_PSC3_TX_ADDR
319 #define CONSOLE_FIFO_RX_SIZE            FIFOC_PSC3_RX_SIZE
320 #define CONSOLE_FIFO_RX_ADDR            FIFOC_PSC3_RX_ADDR
321
322 #define CONFIG_CMDLINE_EDITING          1       /* command line history */
323 /* Use the HUSH parser */
324 #define CONFIG_SYS_HUSH_PARSER
325 #ifdef  CONFIG_SYS_HUSH_PARSER
326 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
327 #endif
328
329 /*
330  * PCI
331  */
332 #ifdef CONFIG_PCI
333
334 #define CONFIG_SYS_PCI_MEM_BASE         0xA0000000
335 #define CONFIG_SYS_PCI_MEM_PHYS         CONFIG_SYS_PCI_MEM_BASE
336 #define CONFIG_SYS_PCI_MEM_SIZE         0x10000000      /* 256M */
337 #define CONFIG_SYS_PCI_MMIO_BASE        (CONFIG_SYS_PCI_MEM_BASE + \
338                                          CONFIG_SYS_PCI_MEM_SIZE)
339 #define CONFIG_SYS_PCI_MMIO_PHYS        CONFIG_SYS_PCI_MMIO_BASE
340 #define CONFIG_SYS_PCI_MMIO_SIZE        0x10000000      /* 256M */
341 #define CONFIG_SYS_PCI_IO_BASE          0x00000000
342 #define CONFIG_SYS_PCI_IO_PHYS          0x84000000
343 #define CONFIG_SYS_PCI_IO_SIZE          0x01000000      /* 16M */
344
345 #define CONFIG_PCI_PNP                  /* do pci plug-and-play */
346
347 #define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup */
348
349 #endif
350
351 /* I2C */
352 #define CONFIG_HARD_I2C                 /* I2C with hardware support */
353 #undef CONFIG_SOFT_I2C                  /* so disable bit-banged I2C */
354 #define CONFIG_I2C_MULTI_BUS
355 #define CONFIG_I2C_CMD_TREE
356
357 /* I2C speed and slave address */
358 #define CONFIG_SYS_I2C_SPEED            100000
359 #define CONFIG_SYS_I2C_SLAVE            0x7F
360 #if 0
361 #define CONFIG_SYS_I2C_NOPROBES {{0,0x69}}      /* Don't probe these addrs */
362 #endif
363
364 /*
365  * IIM - IC Identification Module
366  */
367 #undef CONFIG_IIM
368
369 /*
370  * EEPROM configuration for Atmel AT24C32A-10TQ-2.7:
371  * 16-bit addresses, 10ms write delay, 32-Byte Page Write Mode
372  */
373 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN          2
374 #define CONFIG_SYS_I2C_EEPROM_ADDR              0x50
375 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
376 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       5
377
378 /*
379  * Ethernet configuration
380  */
381 #define CONFIG_MPC512x_FEC              1
382 #define CONFIG_NET_MULTI
383 #define CONFIG_PHY_ADDR                 0x17
384 #define CONFIG_MII                      1       /* MII PHY management */
385 #define CONFIG_FEC_AN_TIMEOUT           1
386 #define CONFIG_HAS_ETH0
387
388 /*
389  * Environment
390  */
391 #define CONFIG_ENV_IS_IN_FLASH  1
392 /* This has to be a multiple of the flash sector size */
393 #define CONFIG_ENV_ADDR                 (CONFIG_SYS_MONITOR_BASE + \
394                                          CONFIG_SYS_MONITOR_LEN)
395 #define CONFIG_ENV_SIZE                 0x2000
396 #define CONFIG_ENV_SECT_SIZE            0x20000 /* one sector (256K) */
397
398 /* Address and size of Redundant Environment Sector     */
399 #define CONFIG_ENV_ADDR_REDUND          (CONFIG_ENV_ADDR + \
400                                          CONFIG_ENV_SECT_SIZE)
401 #define CONFIG_ENV_SIZE_REDUND          (CONFIG_ENV_SIZE)
402
403 #define CONFIG_LOADS_ECHO               1
404 #define CONFIG_SYS_LOADS_BAUD_CHANGE    1
405
406 #include <config_cmd_default.h>
407
408 #define CONFIG_CMD_ASKENV
409 #define CONFIG_CMD_DHCP
410 #define CONFIG_CMD_EEPROM
411 #undef CONFIG_CMD_FUSE
412 #define CONFIG_CMD_I2C
413 #undef CONFIG_CMD_IDE
414 #define CONFIG_CMD_MII
415 #define CONFIG_CMD_NFS
416 #define CONFIG_CMD_PING
417 #define CONFIG_CMD_REGINFO
418
419 #if defined(CONFIG_PCI)
420 #define CONFIG_CMD_PCI
421 #endif
422
423 #if defined(CONFIG_CMD_IDE)
424 #define CONFIG_DOS_PARTITION
425 #define CONFIG_MAC_PARTITION
426 #define CONFIG_ISO_PARTITION
427 #endif /* defined(CONFIG_CMD_IDE) */
428
429 /*
430  * Watchdog timeout = CONFIG_SYS_WATCHDOG_VALUE * 65536 / IPS clock.
431  * For example, when IPS is set to 66MHz and CONFIG_SYS_WATCHDOG_VALUE
432  * is set to 0xFFFF, watchdog timeouts after about 64s. For details
433  * refer to chapter 36 of the MPC5121e Reference Manual.
434  */
435 /* #define CONFIG_WATCHDOG */           /* enable watchdog */
436 #define CONFIG_SYS_WATCHDOG_VALUE 0xFFFF
437
438  /*
439  * Miscellaneous configurable options
440  */
441 #define CONFIG_SYS_LONGHELP                     /* undef to save memory */
442 #define CONFIG_SYS_LOAD_ADDR    0x2000000       /* default load address */
443 #define CONFIG_SYS_PROMPT       "=> "           /* Monitor Command Prompt */
444
445 #ifdef CONFIG_CMD_KGDB
446 # define CONFIG_SYS_CBSIZE      1024            /* Console I/O Buffer Size */
447 #else
448 # define CONFIG_SYS_CBSIZE      256             /* Console I/O Buffer Size */
449 #endif
450
451 /* Print Buffer Size */
452 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + \
453                                  sizeof(CONFIG_SYS_PROMPT) + 16)
454 /* max number of command args */
455 #define CONFIG_SYS_MAXARGS      32
456 /* Boot Argument Buffer Size */
457 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
458
459 #define CONFIG_SYS_HZ           1000
460
461 /*
462  * For booting Linux, the board info and command line data
463  * have to be in the first 8 MB of memory, since this is
464  * the maximum mapped by the Linux kernel during initialization.
465  */
466 #define CONFIG_SYS_BOOTMAPSZ    (8 << 20)
467
468 /* Cache Configuration */
469 #define CONFIG_SYS_DCACHE_SIZE          32768
470 #define CONFIG_SYS_CACHELINE_SIZE       32
471 #ifdef CONFIG_CMD_KGDB
472 #define CONFIG_SYS_CACHELINE_SHIFT      5       /* log base 2 of 32 */
473 #endif
474
475 #define CONFIG_SYS_HID0_INIT            0x000000000
476 #define CONFIG_SYS_HID0_FINAL           (HID0_ENABLE_MACHINE_CHECK | \
477                                          HID0_ICE)
478 #define CONFIG_SYS_HID2 HID2_HBE
479
480 #define CONFIG_HIGH_BATS                1       /* High BATs supported */
481
482 /*
483  * Internal Definitions
484  *
485  * Boot Flags
486  */
487 #define BOOTFLAG_COLD                   0x01
488 #define BOOTFLAG_WARM                   0x02
489
490 #ifdef CONFIG_CMD_KGDB
491 #define CONFIG_KGDB_BAUDRATE            230400  /* speed of kgdb serial port */
492 #define CONFIG_KGDB_SER_INDEX           2       /* which serial port to use */
493 #endif
494
495 /*
496  * Environment Configuration
497  */
498 #define CONFIG_ENV_OVERWRITE
499 #define CONFIG_TIMESTAMP
500
501 #define CONFIG_HOSTNAME                 aria
502 #define CONFIG_BOOTFILE                 aria/uImage
503 #define CONFIG_ROOTPATH                 /opt/eldk/ppc_6xx
504
505 #define CONFIG_LOADADDR                 400000  /* default load addr */
506
507 #define CONFIG_BOOTDELAY        5       /* -1 disables auto-boot */
508 #undef  CONFIG_BOOTARGS                 /* the boot command will set bootargs */
509
510 #define CONFIG_BAUDRATE         115200
511
512 #define CONFIG_PREBOOT  "echo;" \
513         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
514         "echo"
515
516 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
517         "u-boot_addr_r=200000\0"                                        \
518         "kernel_addr_r=600000\0"                                        \
519         "fdt_addr_r=880000\0"                                           \
520         "ramdisk_addr_r=900000\0"                                       \
521         "u-boot_addr=FFF00000\0"                                        \
522         "kernel_addr=FFC40000\0"                                        \
523         "fdt_addr=FFEC0000\0"                                           \
524         "ramdisk_addr=FC040000\0"                                       \
525         "ramdiskfile=aria/uRamdisk\0"                           \
526         "u-boot=aria/u-boot.bin\0"                                      \
527         "fdtfile=aria/aria.dtb\0"                                       \
528         "netdev=eth0\0"                                                 \
529         "consdev=ttyPSC0\0"                                             \
530         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
531                 "nfsroot=${serverip}:${rootpath}\0"                     \
532         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
533         "addip=setenv bootargs ${bootargs} "                            \
534                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
535                 ":${hostname}:${netdev}:off panic=1\0"                  \
536         "addtty=setenv bootargs ${bootargs} "                           \
537                 "console=${consdev},${baudrate}\0"                      \
538         "flash_nfs=run nfsargs addip addtty;"                           \
539                 "bootm ${kernel_addr} - ${fdt_addr}\0"                  \
540         "flash_self=run ramargs addip addtty;"                          \
541                 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"    \
542         "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
543                 "tftp ${fdt_addr_r} ${fdtfile};"                        \
544                 "run nfsargs addip addtty;"                             \
545                 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0"              \
546         "net_self=tftp ${kernel_addr_r} ${bootfile};"                   \
547                 "tftp ${ramdisk_addr_r} ${ramdiskfile};"                \
548                 "tftp ${fdt_addr_r} ${fdtfile};"                        \
549                 "run ramargs addip addtty;"                             \
550                 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
551         "load=tftp ${u-boot_addr_r} ${u-boot}\0"                        \
552         "update=protect off ${u-boot_addr} +${filesize};"               \
553                 "era ${u-boot_addr} +${filesize};"                      \
554                 "cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0"    \
555         "upd=run load update\0"                                         \
556         ""
557
558 #define CONFIG_BOOTCOMMAND      "run flash_self"
559
560 #define CONFIG_OF_LIBFDT        1
561 #define CONFIG_OF_BOARD_SETUP   1
562 #define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES      1
563
564 #define OF_CPU                  "PowerPC,5121@0"
565 #define OF_SOC_COMPAT           "fsl,mpc5121-immr"
566 #define OF_TBCLK                (bd->bi_busfreq / 4)
567 #define OF_STDOUT_PATH          "/soc@80000000/serial@11300"
568
569 /*-----------------------------------------------------------------------
570  * IDE/ATA stuff
571  *-----------------------------------------------------------------------
572  */
573
574 #undef  CONFIG_IDE_8xx_PCCARD           /* Use IDE with PC Card Adapter */
575 #undef  CONFIG_IDE_8xx_DIRECT           /* Direct IDE    not supported  */
576 #undef  CONFIG_IDE_LED                  /* LED   for IDE not supported  */
577
578 #define CONFIG_IDE_RESET                /* reset for IDE supported      */
579 #define CONFIG_IDE_PREINIT
580
581 #define CONFIG_SYS_IDE_MAXBUS           1       /* 1 IDE bus            */
582 #define CONFIG_SYS_IDE_MAXDEVICE        2       /* 1 drive per IDE bus  */
583
584 #define CONFIG_SYS_ATA_IDE0_OFFSET      0x0000
585 #define CONFIG_SYS_ATA_BASE_ADDR        get_pata_base()
586
587 /* Offset for data I/O                  RefMan MPC5121EE Table 28-10    */
588 #define CONFIG_SYS_ATA_DATA_OFFSET      (0x00A0)
589
590 /* Offset for normal register accesses  */
591 #define CONFIG_SYS_ATA_REG_OFFSET       (CONFIG_SYS_ATA_DATA_OFFSET)
592
593 /* Offset for alternate registers       RefMan MPC5121EE Table 28-23    */
594 #define CONFIG_SYS_ATA_ALT_OFFSET       (0x00D8)
595
596 /* Interval between registers   */
597 #define CONFIG_SYS_ATA_STRIDE           4
598
599 #define ATA_BASE_ADDR                   get_pata_base()
600
601 /*
602  * Control register bit definitions
603  */
604 #define FSL_ATA_CTRL_FIFO_RST_B         0x80000000
605 #define FSL_ATA_CTRL_ATA_RST_B          0x40000000
606 #define FSL_ATA_CTRL_FIFO_TX_EN         0x20000000
607 #define FSL_ATA_CTRL_FIFO_RCV_EN        0x10000000
608 #define FSL_ATA_CTRL_DMA_PENDING        0x08000000
609 #define FSL_ATA_CTRL_DMA_ULTRA          0x04000000
610 #define FSL_ATA_CTRL_DMA_WRITE          0x02000000
611 #define FSL_ATA_CTRL_IORDY_EN           0x01000000
612
613 #endif  /* __CONFIG_H */